Prof. Jr-Hau (J.H.) He's Research Group

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List of Publications yearwise

2022

1. J. Wang, T. Feng, J.X. Chen, J.H. He, X.S. Fang, “Flexible 2D Cu Metal: Organic Framework@MXene Film Electrode with Excellent Durability for Highly Selective Electrocatalytic NH3 Synthesis,” Research, 2022, 9837012 (2022)

2. R. Sakthivel, J.H. He, R.J. Chung, “Self-templating hydrothermal synthesis of carbon-confined double-shelled Ni/NiO hollow microspheres for diphenylamine detection in fruit samples,” J. Hazardous Mater. A 424, 127378 (2022)

3. R. Sakthivel, L.Y. Lin, T.H. Lee, X.K. Liu,* J.H. He,* R.J. Chung,* “Disposable and cost-effective label-free electrochemical immunosensor for prolactin based on bismuth sulfide nanorods with polypyrrole,” Bioelectrochem. 143, 107948 (2022)

4. Z.J. Liu, B.R. Hyun, Y.J. Sheng, C.J. Lin, M. Changhu,Y.H. Lin, C.H. Ho,* J.H. He,* H.C. Kuo,* “Micro-Light-Emitting Diodes Based on InGaN Materials with Quantum Dots,” Adv. Mater. Tech. 2101189 (2022)

5. M. Keerthi, A.K. Panda, Y.H. Wang, X.K. Liu, J.H. He, R.J. Chung, “Titanium Nanoparticle anchored Functionalized MWCNTs for Electrochemical Detection of Ractopamine in Porcine Samples with Ultrahigh Sensitivity,” Food Chem. 378, 132083 (2022)

6. M.T. Vijjapu, M.E. Fouda, A. Agambayev, C.H. Kang, C.H. Lin, B.S. Ooi, J.H. He, A.M. Eltawil, and K.N. Salama*, “A Flexible Capacitive Photoreceptor for the Biomimetic Retina,” Light: Sci. & Appl. 11, 3 (2022)

7. X. Liu, D.H. Wang, Y. Kang, S. Fang, H.B. Yu, H.C. Zhang, M.H. Memon, J.H. He, B.S. Ooi, H.D. Sun, S.B. Long, “Photovoltage-Competing Dynamics in Photoelectrochemical Devices: Achieving Self-Powered Spectrally Distinctive Photodetection,” Advanced Functional Materials 32, 2104515 (2022)

8. Y.M. Huang, K.J. Singh, T.H. Hsieh, C. Langpoklakpam, T.Y. Lee, C.C. Lin,* Y.M. Li, F.C. Chen, S.C. Chen,* H.C. Kuo,* and J.H. He, “Gateway towards recent developments in Quantum Dot-based Light Emitting Diodes,” Nanoscale 14, 4042-4064, (2022)

9. R. Sakthivel, L.Y. Lin, T.H. Lee, X.K. Liu,* J.H. He,* R.J. Chung* “Disposable and cost-effective label-free electrochemical immunosensor for prolactin based on bismuth sulfide nanorods with polypyrrole,” Bioelectrochemistry 143, 107948 (2022)

2021

1. F. Xue, X. He, Y.C. Ma, D.X. Zheng, C.H. Zhang, L.J. Li, J.H. He, B. Yu, X.X. Zhang, “Unraveling the origin of ferroelectric resistance switching through the interfacial engineering of layered ferroelectric-metal junctions,” Nature Comm. 12, 7291 (2021)

2. Y. Kang, D.H. Wang, S. Fang, X. Liu, H.B. Yu, H.F. Jia, H.C. Zhang, Y.M. Luo, B.S. Ooi, J.H. He, H.D. Sun*, and S.B. Long, “Coupling Plasmonic Pt Nanoparticles with AlGaN Nanostructures for Enhanced Broadband Photoelectrochemical-Detection Applications,” ACS Applied Nano Materials 4, 13938-13946 (2021)

3. K.J. Singh, X.T. Fan, A.S. Sadhu, C.H. Lin, F.J. Liou, T.Z. Wu, Y.J. Lu, J.H. He, Z. Chen, T. Wu, and H.C. Kuo, “CsPbBr3 perovskite quantum-dot paper exhibiting highest 3-dB bandwidth and realizing flexible white-light system for visible-light communication,” Photonics Research 9, 2341-2350 (2021) (Editor's pick)

4. M.L. Zhang, Zhang, Z.D. Zhang, Z.H. Zhao, H. Huang, D. Anjum, D.S. Wang, J.H. He, K.W. Huang, “Tunable selectivity for electrochemical CO2 reduction by bimetallic Cu−Sn Catalysts: elucidating the roles of Cu and Sn,” ACS Catal. 11, 11103–11108 (2021)

5. R. Sakthivel, J.H. He,* R.J. Chung,* “Self-templating hydrothermal synthesis of carbon-confined double-shelled Ni/NiO hollow microspheres for diphenylamine detection in fruit samples,” J. Hazardous Mater. 424, 127378.(2021)

6. M.T. Vijjapu, S. Surya, J.H. He, K.N. Salama,* “A Highly Selective Self-Powered Organic-Inorganic Hybrid Heterojunction of Halide Perovskite and InGaZnO NO2 Sensor," ACS Appl. Mater. Interface 13, 40460–40470 (2021)

7. X.H. Li, L.Y. Lin, K.Y. Wang, J. Li, L. Feng, L.J. Song, X.K. Liu,* J.H. He,* R. Sakthivel,* R.J. Chung,* “Streptavidin-functionalized-polyethyleneimine/chitosan/HfO2-Pr6O11 nanocomposite using label-free electrochemical immunosensor for detecting the hunger hormone ghrelin,” Compos B Eng, 224, 109231 (2021

8. S. Fang, D.H. Wang, X.N. Wang, X. Liu, Y. Kang, H.B. Yu, H.C. Zhang, W. Hu, J.H. He, H.D. Sun,* S.B. Long, "Tuning the Charge Transfer Dynamics of the Nanostructured GaN Photoelectrodes for Efficient Photoelectrochemical Detection in the Ultraviolet Band,” Adv. Func. Mater. 31, 2103007 (2021)

9. X.K. Liu, L.Y. Lin, F.Y. Tseng, Y.C. Tan, J. Li, L. Feng, L.J. Song, C.F. Lai, X.H. Li,* J.H. He,* R. Sakthivel,* and R.J. Chung,* “Label-free electrochemical immunosensor based on gold nanoparticle/polyethyleneimine/reduced graphene oxide nanocomposites for the ultrasensitive detection of cancer biomarker matrix metalloproteinase-1,” Analyst 146, 4066-4079 (2021)

10. J. Wang, T. Feng, J.X. Chen, V. Ramalingam, Z.X. Li, D.M. Kabtamu, J.H. He,* X.S. Fang,* “Electrocatalytic nitrate/nitrite reduction to ammonia synthesis using metal nanocatalysts and bio-inspired metalloenzymes,” Nano Energy 86, 106088 (2021)

11. X.K. Liu, C.L. Tseng, L.Y. Lin, C.A. Lee, J. Li, L. Feng, L.J. Song, X.H. Li, J.H. He, R. Sakthivel, R.J. Chung, “Template-free synthesis of mesoporous Ce3NbO7/CeO2 hollow nanospheres for label-free electrochemical immunosensing of leptin,” Sens. Actuator B-Chem. 341, 130005 (2021)

12. N. Logeshwaran, S. Ramakrishnan, S.S. Chandrasekaran, M. Vinothkannan, A.R. Kim, S. Sengodan, D.B. Velusamy, P. Varadhan J.H. He, D.J. Yoo,* “An efficient and durable trifunctional electrocatalyst for zinc–air batteries driven overall water splitting,” Applied Catalysis B: Environmental 297, 120405 (2021)

13. F. Xue, X. He, Z.Y. Wang, J.R. Durán Retamal, Z. Chai, L.L. Jing, C.H. Zhang, H. Fang, Y. Chai, T. Jiang, W.D. Zhang, H.N. Alshareef, Z.G. Ji,* L.J. Li,* J.H. He,* and X.X. Zhang*, “Giant ferroelectric resistance switching controlled by a modulatory terminal for low-power neuromorphic in-memory computing,” Adv. Mater. 33, 2170167 (2021) (back cover)

14. K. Peramaiah, V. Ramalingam, H.C. Fu, M.M. Alsabban, R. Ahmad, L. Cavallo, V. Tung, K.W. Huang, J.H. He, “Optically and Electrocatalytically Decoupled Si Photocathodes with a Porous Carbon Nitride Catalyst for Nitrogen Reduction with Over 61.8% Faradaic Efficiency,” Adv. Mater. 33, 2100812 (2021)

15. A. Younis, C.H. Lin, X.W. Guan, S. Shahrokhi, C.Y. Huang, Y.T. Wang, T.Y. He, S. Singh, L. Hu, J.R. Durán Retamal, J.H. He* and T. Wu,* “Halide Perovskites: A new Era of Solution-Processed Electronics,” Adv. Mater. 33, 2005000 (2021)

16. F. Xue,* J.H. He,* and X.X. Zhang,* “Emerging van der Waals ferroelectrics: Unique properties and novel devices,” Appl. Phys. Rev. 8, 021316 (2021)

17. F. Xue, X. He, D. Periyanagounder, Z.G. Ji, L.J. Li, J.H. He, and X.X. Zhang “Optically Controlled Ferroelectric Nanodomains for Logic-in-Memory Photonic Devices With Simplified Structures,” IEEE Trans. Elec. Dev. 68, 1992-1995 (2021)

18. X.W. Guan, X.C. Yu, D. Periyanagounder, M.R. Benzigar, J.K. Huang, C.H. Lin, J.Y. Kim, S. Singh, L. Hu, G.Z. Liu, D.H. Li, J.H. He,* F. Yan,* Q.J. Wang,* T. Wu,* “Recent Progress on Short- to Long-Wave Infrared Photodetection Using Two-Dimensional Materials and Heterostructures,” Adv. Opt. Mater. 9, 2001708 (2021)

19. D.H. Wang, C. Huang, X. Liu, H.C. Zhang, H.B. Yu, S. Fang, B.S. Ooi, Z.T. Mi, J.H. He, H.D. Sun,* “Highly Uniform, Self‐Assembled AlGaN Nanowires for Self‐Powered Solar‐Blind Photodetector with Fast‐Response Speed and High Responsivity,” Adv. Opt. Mater. 9, 2000893 (2021)

20. H.Y. Guo, J. Chen, L.F. Wang, A.C. Wang, Y.F. Li, C.H. An, J.H. He, C.G. Hu, V.K.S. Hsiao,* Z.L. Wang,* “A highly efficient triboelectric negative air ion generator” Nature Sustainability 4, 147-153 (2021)

21. H.P. Wang, S.Y. Li, X.Y. Liu, Z.F. Shi, X.S. Fang,* and J.H. He,* “Low‐Dimensional Metal Halide Perovskite Photodetectors,” Adv. Mater. 33, 2003309 (2021)

22. W.H. Li, C.H. Lee, T.Y. Ling, M.H. Ma, P.C. Wei, J.H. He, C.M. Wu, J.C. Peng, G.Y. Xu, Y. Zhao, J.W Lynn, “Dual lattice incommensurabilities and enhanced lattice perfection by low-temperature thermal annealing in photoelectric (CH3NH3)PbBr3,” Phys. Rev. Mater. 5, 025401 (2021)

23. D.H. Wang, X. Liu, S. Fang, C. Huang, Y. Kang, H.B. Yu, Z.L. Liu, H.C. Zhang, R. Long, Y.J. Xiong, Y.J. Lin, Y. Yue, B.H. Ge, T.K. Ng, B.S. Ooi, Z.T. Mi, J.H. He, H.D. Sun, "Pt/AlGaN Nanoarchitecture: Toward High Responsivity, Self-Powered Ultraviolet-Sensitive Photodetection ", Nano Lett. 21, 120-129 (2021)

24. H.C. Fu, W.J. Li, Y. Yang, C.H. Lin, A. Veyssal, J.H. He,* S. Jin,* "An efficient and stable solar flow battery enabled by a single-junction GaAs photoelectrode," Nature Comm. 12, 156 (2021).

2020

1. F. Xue , X. He, W.H. Liu, D. Periyanagounder, C.H. Zhang, M.G. Chen, C.H. Lin, L.Q. Luo, E. Yengel, V. Tung, T.D. Anthopoulos, L.J. Li,* J.H. He,* and X.X. Zhang,* “Optoelectronic Ferroelectric Domain‐Wall Memories Made from a Single Van Der Waals Ferroelectric,” Adv. Func. Mater. 30, 2004206 (2020)

2. W.J. Li, J.H. Zheng, B. Hu, H.C. Fu, M.W. Hu, A. Veyssal, Y.Z. Zhao, J.H. He, T.L. Liu, A. Ho-Baillie,* S. Jin,* “High-performance solar flow battery powered by a perovskite/silicon tandem solar cell,” Nature Mater. 19, 1326–1331 (2020)

3. X.K. Liu, J.H. He,* R. Sakthivel,* R.J. Chung,* “Rare earth erbium molybdate nanoflakes decorated functionalized carbon nanofibers: An affordable and potential catalytic platform for the electrooxidation of phenothiazine,” Electrochimica Acta, 358, 136885 (2020)

4. N. Alhebshi, H. Huang, R. Ghandour, N. Alghamdi, O. Alharbi, S. Aljurban, J. H. He, H. Al-Jawhari, “Green Synthesized CuxO@Cu Nanocomposites on a Cu Mesh with Dual Catalytic Functions for Dye degradation and Hydrogen Evaluation,” J. Alloy & Compd. 848, 156284 (2020)

5. S. K. Karuturi, H. Shen, A. Sharm, F.J. Beck, P. Varadhan, T. Duong, P.R. Narangari, D.D. Zhang, Y.M. Wan, J.H. He, H.H. Tan, C. Jagadish, K. Catchpole, “Over 17% Efficiency Stand‐Alone Solar Water Splitting Enabled by Perovskite‐Silicon Tandem Absorbers,” Adv. Ener. Mater. 10, 2000772 (2020)

6. T.Y. Li, X.Z. Xu, C.H. Lin, X.W. Guan, W.H. Hsu, M.L. Tsai, X.S. Fang, T. Wu, and J.H. He,* “Highly UV Resistant Inch-Scale Hybrid Perovskite Quantum Dot Papers,” Adv. Sci. 7, 1902439 (2020)

7. H.C. Fu, P. Varadhan, C.H. Lin, and J.H. He,* “Spontaneous solar water splitting with spatial and functional decoupling of light absorption and electrocatalysis using Si back-buried junction,” Nature Comm. 11, 3930 (2020)

8. Y.F. Ai, S.C. Wu, K.Y. Wang, T.Y. Yang, M.J. Liu, H.J. Liao, J.C. Sun, J.H. Chen, S.Y. Tang, D.C. Wu, T.Y. Su, Y.C. Wang, H.C. Chen, S. Zhang, W.W. Liu, Y.Z. Chen, L. Lee, J.H. He, Z.M. M. Wang*, and Y.L. Chueh,* "Three-Dimensional Molybdenum Diselenide Helical Nanorod Arrays for High-Performance Aluminium-Ion Batteries" ACS Nano 14, 8539–8550 (2020)

9. C. Yan, C.H. Wang,* M. Lin, D. Bhalothia, S.S. Yang, G.J. Fan, J.L. Wang, T.S. Chan, Y.L. Wang, X. Tu, S. Dai, K.W. Wang, J.H. He and T.Y. Chen,* “Local Synergetic Collaboration between Pd and local tetrahedral symmetric Ni Oxide enables ultra-high-performance CO2 Thermal Methanation,” J. Mater. Chem. A 8, 12744 (2020)

10. C.H. Lin, T.Y. Li, J. Zhang, Z.Y. Chiao, P.C. Wei, H.C. Fu, L. Hu, M.J. Yu, G.H. Ahmed, X.W. Guan, C.H. Ho, T. Wu, B.S. Ooi, O.F. Mohammed, Y.J. Lu, X.S. Fang,* J.H. He* “Designed Growth and Patterning of Perovskite Nanowires for Lasing and Wide Color Gamut Phosphors with Long-Term Stability,” Nano Energy 73, 104801 (2020)

11. W.X. Ouyang, J.X. Chen, J.H. He, X.S. Fang, “Improved Photoelectric Performance of UV Photodetector Based on ZnO Nanoparticles-decorated BiOCl Nanosheet Arrays onto PDMS Substrate: The Heterojunction and Ti3C2Tx MXene Conduction Layer,” Advanced Electronic Materials, 6, 2000168 (2020).

12. Z.J. Liu,C.H. Lin, B.R. Hyun, C.W. Sher, Z.J. Lv, B.Q. Luo, F.L. Jiang, T. Wu, C.H. Ho,* H.C. Kuo,* and J.H. He,* “Micro Light-Emitting Diode with Quantum Dots in Display Technology,” Light: Science & Applications 9, 83 (2020)

13. C.H. Lin, C.Y. Kang, T.Z. Wu, C.L. Tsai, C.W. Sher, T. Wu, C.H. Ho,* H.C. Kuo* and J.H. He,* “Giant Optical Anisotropy of Perovskite Nanowire Films,” Adv. Func. Mater. 1909275 (2020).

14. J.X. Chen, W.X. Ouyang, W. Yang, J.H. He,* X.S. Fang,* “Recent Progress of Heterojunction Ultraviolet Photodetectors: Materials, Integrations and Applications,” Adv. Func. Mater. 1909909 (2020)

15. S.F. Leung, H.C. Fu, M.L. Zhang, A. H. Hassan, T. Jiang, K.N. Salama, Z.L. Wang, and J.H. He,* “Blue Energy Fuels: Converting Ocean Wave Energy to Carbon-Based Liquid Fuels via CO2 Reduction,” Energy Environ. Sci. 13, 1291-1532 (2020)

16. P.C. Wei, C.N. Liao, H.J. Wu, D.W. Yang, J. He, G.V. Biesold-McGee, S. Liang, W.T. Yen, X.F. Tang, J.W. Yeh, Z.Q. Lin,* and J.H. He,* “Thermodynamic routes to ultra-low thermal conductivity and high thermoelectric performance,” Adv. Mater. 1906457 (2020)

17. H.C. Fu, P. Varadhan, M.L. Tsai, W.J. Li, Q. Ding, C.H. Lin, M. Bonifazi, A. Fratalocchi, S. Jin and J.H. He,* “Improved performance and stability of photoelectrochemical water-splitting Si system using a bifacial design to decouple light harvesting and electrocatalysis,” Nano Energy 70, 104478 (2020)

18. Y.C. Shen, P.H. Huang, C.Y. Tung, C.Y. Huang, C.S. Tan, Y.S. Huang, L.J. Chen, J.H. He, R.H. Horng,* “Power saving high-performance deep-ultraviolet phototransistors made of ZnGa2O4 epilayers,” ACS Appl. Elect. Mater. 2, 590-596 (2020)

19. G.H. Yan, B.Q. Jiang, Y. Yuan, M. Kuang, X.Y. Liu, Z.H. Zeng, C.X. Zhao, J.H.He, W.J. Mai,* “The importance of Bi-O bonds at Cs2AgBiBr6 double perovskite/substrate interface for crystal quality and photoelectric performance,” ACS Appl. Mater. Inter. 12, 6064-6073 (2020)

20. Z.X. Liu, L. You, N. Faraji, C.H. Lin, X.M. Xu, J.H. He, J. Seidel, J.L. Wang, H. Alshareef,* T. Wu,* "Single-Crystal Hybrid Perovskite Platelets on Graphene: a Mixed-Dimensional van der Waals Heterostructure with Strong Interface Coupling," Adv. Func. Mater. 30, 1909672 (2020)

21. D. Periyanagounder,a, T.C. Wei, T.Y. Li, C.H. Lin, T.P. Gonçalves, H.C. Fu, D.S. Tsai, J.J. Ke, H.W. Kuo, K.W. Huang, N. Lu,* X.S. Fang,* and J.H. He*, “Fast response, highly air-stable, and water-resistant organic photodetectors based on a single crystal Pt complex,” Adv. Mater. 32, 1904634 (2020)(back cover)

2019

1. P. Gnanasekar, D. Periyanagounder, P. Varadhan, J.H. He, J. Kulandaivel,* “Highly efficient and stable photoelectrochemical hydrogen evolution with 2D-NbS2/Si nanowire heterojunction" ACS Appl. Mater. Inter. 11, 44179-44185 (2019)

2. J. Yin, P. Maity, B. Cheng, Bin, J.H. He, O. Bakr, J.L. Brédas, O. Mohammed, “Dielectric Confinement Tunability of Hot Carrier Cooling Dynamics in Two-Dimensional Hybrid Perovskite Crystals,” ACS Nano 13, 12621-12629 (2019)

3. P. Varadhan, H.C. Fu, Y.C. Kao, R.H. Horng, and J.H. He,* “A stable photoelectrochemical water-splitting system with over 9% solar-to-hydrogen conversion efficiency via an inverted InGaP/GaAs double junction,” Nature Comm. 10, 5282 (2019) (Top 50 Nature Communications chemistry and materials science articles published in 2019)

4. V. Ramalingam, P. Varadhan, H.C. Fu, H.H. Kim, D.L. Zhang, S.M. Chen, L. Song, D. Ma, Y. Wang, H.N. Alshareef, J.H. He,* “Heteroatom-Mediated Interactions between Ruthenium Single Atoms and an MXene Support for Efficient Hydrogen Evolution,” Adv. Mater. 31, 1903841 (2019)

5. C.Y. Kang, C.H. Lin, T.Y. Li, S.W. Huang Chen, C.L. Tsai, C.W. Sher, T.Z. Wu, P.T. Lee, X.Z. Xu, M.L. Zhang, C.H. Ho,* J.H. He,* and H.C. Kuo,* “Highly Efficient and Stable White Light-Emitting Diodes Using Perovskite Quantum Dot Paper,” Adv. Sci. 6, 1902230 (2019)

6. M.A. Khan, P. Varadhan, V. Ramalingam, H.C. Fu, H. Idriss,*, J.H. He,* “Importance of Oxygen Measurements During Photoelectrochemical Water-Splitting Reactions,” ACS Energy Lett. 4, 2712-2718 (2019)

7. V.K.C. Hsiao, S.F. Leung, Y.C. Hsiao, P.K. Kung, Y.C. Lai, Z.H. Lin, K.N. Salama, H.N. Alshareef, Z.L. Wang, J.H. He,* “Photo-carrier extraction by triboelectricity for carrier transport layer-free photodetectors,” Nano Energy 71, 169-174 (2019)

8. W.J. Li, E. Kerr, M.A. Goulet, H.C. Fu, Y.Z. Zhao, Y. Yang, A. Veyssal, J.H. He, R.G. Gordon, M.J. Aziz, and S. Jin,* “A Long Lifetime Aqueous Organic Solar Flow Battery,” Adv. Energy Mater. 9, 1900918 (2019)

9. P. Maity, J. Yin, B. Cheng, J.H. He, O. Bakr, O. Mohammed, “Layer-Dependent Coherent Acoustic Phonons in Two-Dimensional Ruddlesden-Popper Perovskite Crystals,” J. Phy. Chem. Lett. 10, 5259-5264 (2019)

10. F. Xue, X. He, J.R. Durán Retamal, A. Han, J.W. Zhang, Z.X. Liu, J.K. Huang, W.J. Hu, V. Tung, J.H. He*, L.J. Li* and X.X. Zhang*, "Gate-Tunable and Multidirection-Switchable Memristive Phenomena in a van der Waals Ferroelectric” Adv. Mater. 31, 1901300 (2019)

11. H.C. Fu, V. Ramalingam, H.H. Kim, C.H. Lin, X.S. Fang,* H.N. Alshareef,* J.H. He,* “MXene-Contacted Silicon Solar Cells with 11.5% Efficiency,” Adv. Energy Mater. 9, 1900180 (2019)

12. Y. Lei, W. Zhao, Y. Zhang, Q. Jiang, J.H. He, A. J. Baeumner, O. Wolfbeis, Z. L. Wang, K. N. Salama, H. N. Alshareef,* “A MXene‐Based Wearable Biosensor System for High‐Performance In Vitro Perspiration Analysis,” Small 15, l1901190 (2019)

13. L.Tang, K.H. Tsui, S.F. Leung, Q.P. Zhang, M. Kam, H.P. Wang, J.H. He and Z.Y. Fan,* “Large-scale, Adhesive-free and Omnidirectional 3D Nanocone Anti-Reflection Films for High performance photovoltaics,” Journal of Semiconductors 40, 042601 (2019)

14. H. Jin, J. Li, J. Iocozzia, X. Zeng, P.C. Wei, C. Yang, N. Li, Z. Liu, J.H. He,* T. Zhu,* J. Wang,* Z.Q. Lin,* S. Wang,* “Hybrid Organic‐Inorganic Thermoelectric Materials and Devices,” Angew. Chem. Intl. Ed. 131, 2-25 (2019)

15. W. Yang, J.X. Chen, Y. Zhang, Y.J. Zhang, J.H. He,* X.S. Fang,* “Silicon-Compatible Photodetectors: Trends to Monolithically Integrate Photosensors with Chip Technology,” Adv. Func. Mater. 29, 1808182 (2019)

16. W.X. Ouyang, F. Teng, J.H. He,* X.S. Fang,* “Enhancing the Photoelectric Performance of Photodetectors Based on Metal Oxide Semiconductors by Charge‐Carrier Engineering” Adv. Func. Mater. 29, 1807672 (2019)

17. A.M. AlAmri, M. Vaseem, S.F. Leung, A. Shamim, and J.H. He,* “Fully Inkjet-Printed Photodetector Using a Graphene/Perovskite/Graphene Heterostructure,” IEEE Trans. Elect. Dev. 66, 2657-2661 (2019)

18. A. Alarawia, V. Ramalingam, H.C. Fu, P. Varadhan, R.S. Yang,* J.H. He,* “Enhanced photoelectrochemical hydrogen production efficiency of MoS2-Si heterojunction” Optics Express 27, A352-A363 (2019)

19. H. Yuan, T.M. Lei, Y. Qin, J.H. He,* R.S. Yang,* “Design and Application of Piezoelectric Biomaterials,” J. Phys. D Appl. Phys. 52, 194002 (2019)

20. C.H. Lin, B. Cheng, T.Y. Li, J.R. Durán Retamal, T.C. Wei, H.C. Fu, X.S. Fang* and J.H. He,* “Orthogonal Patterning Halide Perovskite for Nanodevice Application” ACS Nano 13, 1490–1498 (2019) (selected as Supplementary Cover) (featured in ChemViews Magazine, Jan (2109))

21. H.P. Wang, D. Periyanagounder, A.C. Li, H.C. Chang, C.A. Lin, J.H. He,* “Fabrication of Silicon Hierarchical Structures for Solar Cell Applications,” IEEE Access 7, 19395-19400 (2019)

22. J.R. Durán Retamal, C.H. Ho, K.T. Tsai, W.Y. Chang, J.J. Ke, and J.H. He,* “Self-Organized Al Nanotip Electrodes for Achieving Ultralow-Power and Error-Free Memory,” IEEE Trans. Elect. Dev. 66, 938-943 (2019)

23. A.M. Al-Amri, B. Cheng, and J.H. He, “Perovskite Methylammonium Lead Trihalide Heterostructures: Progress and Challenges,” IEEE Trans. Nano. 18, 1-12 (2019)

24. S. Das, M.J. Hossain, S.F. Leung, A. Lenox, Y.W. Jung, K. Davis, J.H. He,* T. Roy,* “A Leaf-inspired Photon Management Scheme Using Optically Tuned Bilayer Nanoparticles for Ultra-thin and Highly Efficient Photovoltaic Devices,” Nano Energy 58, 47-56 (2019)

25. V.Q. Le, T.H. Do, J.R. Durán Retamal, P.W. Shao, Y.H. Lai, W.W. Wu, J.H. He, Y.L. Chueh, Y.H. Chu, “Van der Waals Heteroepitaxial AZO/NiO/AZO/Muscovite (ANA/muscovite) Transparent Flexible Memristor,” Nano Energy 56, 322-329 (2019)

26. A. Alarawi, V. Ramalingam, J.H. He,* “Recent Advances in Emerging Single Atom Confined Two-Dimensional Materials for Water Splitting Applications,” Mater. Today Energy 11, 1-23 (2019)

2018

1. B. Cheng, T.Y. Li, P.C. Wei, J. Yin, K.T. Ho, J.R. Durán Retamal, O. F. Mohammed, J.H. He,* “Layer-Edge Device of 2D Hybrid Perovskites,” Nature Comm. 9, 5196 (2018).

2. F. Xue*, W.J. Hu, K.C. Lee, J.W. Zhang, H.L. Tao, A. Han, C.H. Lien, J.H. He, L.J. Li,* and X.X. Zhang,* “Room-Temperature Ferroelectricity in Hexagonally Layered α-In2Se3 Nanoflakes down to the Monolayer Limit," Adv. Func. Mater. 28, 1803738 (2018)

3. Y.D. Liu, E.T.N. Wahyudin, J.H. He,* and J.Y. Zhai,* “Recent progress in piezotronics and piezo-phototronics in 2D materials,” MRS Bulletin 43, 959-964 (2018).

4. B. Cheng, T.Y. Li, P. Maity, P.C. Wei, D. Nordlund, K.T. Ho, D.H. Lien, C.H. Lin, R.Z. Liang, X.H Miao, I.A. Ajia, J. Yin, S. Dimosthenis, A. Javey, I.S. Roqan, O.F. Mohammed, J.H. H,* “Extremely reduced dielectric confinement in two-dimensional hybrid perovskites with large polar organics,” Communications Physics 1, 80 (2018).

5. K.T. Ho, S.F. Leung, T.Y. Li, P. Maity, B. Cheng, H.C. Fu, O.F. Mohammed, and J.H. He,* “Surface Effect on the 2-Dimensional Hybrid Perovskite Crystals: Perovskites using Ethanolamine organic layer as an example,” Adv. Mater. 30, 1870351 (2018) (selected as Frontispiece)​.

6. J.R. Durán Retamal, D. Periyanagounder, J.J. Ke, M.L. Tsai, J.H. He,* “Charge carrier injection and transport engineering in two-dimensional transition metal dichalcogenides,” Chem. Sci. 9, 7727-7745 (2018). 

7. C.H. Lin, T.Y. Li, B. Cheng, C.X. Liu, C.W. Yang, J.J. Ke, T.C. Wei, A. Fratalocchi, L.J. Li, and J.H. He*, “Metal Contact and Carrier Transport in Single Crystalline CH3NH3PbBr3 Perovskite,” Nano Energy 53, 817-827 (2018)​.

8. W.J. Li , H.C. Fu, Y.Z. Zhao, J.H. He, S. Jin,* “14.1%-Efficient Monolithically Integrated Solar Flow Battery,” Chem 4, 2644-2657 (2018) (featured in Nature, Sep. (2018), IEEE Spectrum, Sep. (2018), Compound Semiconductor, Sep (2018), PV Magazine, Sep (2018). Verge, Sep (2018), IET, Sep (2018), Market Business News, Sep (2018), ScienceDaily, Sep (2018))​.

9. D. Periyanagounder, P. Gnanasekar, P. Varadhan, J.H. He, J. Kulandaivel,* “High performance, self-powered photodetectors based on graphene/silicon Schottky junction diode,” J. Mater. Chem. C 6, 9545-9551 (2018)​.

10. C.H. Lin, H.C. Fu, B. Cheng, M.L. Tsai, W. Luo, L.H. Zhou, S.H. Jang, L.B. Hu, and J.H. He,* “A Flexible Solar-Blind 2D Boron Nitride Nanopaper-based Photodetector with High Thermal Resistance,” npj 2D Mater. Appl. 2, 23 (2018).

11. D.H. Lien, Z.H. Dong, J.R. Duran Retamal, H.P. Wang, T.C. Wei, D. Wang*, J.H. He*, and Y. Cui,* “Resonance-Enhanced Absorption in Hollow Nanoshell Spheres with Omnidirectional Detection, High Responsivity and Speed,” Adv. Mater. 30, 187​​0257 (2018) [(selected as inside back cover) featured in Nature Middle East, July (2018)]​

12. C.H. Lin, H.C. Fu, D.H. Lien, C.Y. Hsu, and J.H. He,* “Self-Powered Nanodevices for Fast UV Detection and Energy Harvesting using Core-Shell Nanowire Geometry,” Nano Energy 51, 294-299 (2018) 

13. F. Xue, J.W. Zhang, W.J. Hu, W.T. Hsu, A. Han, S.F. Leung, J.K. Huang, Y. Wan, S.H. Liu, J.L. Zhang, J.H. He, W.H. Chang, Z.L. Wang, X.X. Zhang, and L.J. Li, "Multi-direction piezoelectricity in mono- and multi-layered hexagonally α-In2Se3," ACS Nano 12, 4976-4983 (2018). 

14. D.H. Lien, H.P. Wang, S.B. Chen, Y.C. Chi, C.L. Wu, G.R. Lin, Y.C. Liao and J.H. He,* “360° Omnidirectional and Transparent Photodetectors for Flexible Electronics,” npj Flex. Elect. 2, 9 (2018) .

15. J.R. Durán Retamal, C.F. Kang, D.H. Lien, W.C. Kuo, Z.Y. Juang, M.L. Tsai, C.H. Ho, J.Y. Juang, V.K.S. Hsiao, Y.H. Chu, L.J. Li, Y. Wu, and  J.H. He,* “A Nanostructuring Method to Decouple Electrical and Thermal Transport through the Formation of Electrically Triggered Conductive Nanofilaments,” Adv. Mater. 30, 1870243 (2018) (selected as the frontispiece)​ [featured in Nature Middle East, June (2018)]​.

16. H.J. Liu, J.C. Wang, K.T. Ho, D.Y. Cho, J.C. Lin, B.C. Huang, Y.W. Fang, Y.M. Zhu, Q. Zhan, L. Xie, X.Q. Pan, Y.P. Chiu, C.G. Duan, J.H. He, Y.H. Chu, “Giant Photoresponse in Quantized SrRuO3 Monolayer at Oxide Interfaces,” ACS Photonics 5, 1041–1049 (2018)​.

17. T.C. Wei, S. Mokkapati, T.Y. Li, C.H. Lin, G.R. Lin, C. Jagadish,* and Jr-Hau He,*, “Nonlinear Optical Properties of CH3NH3PbBr3 Perovskite Crystals,” Adv. Func. Mater. 28, 1707175 (2018) (Selected as back cover).

18. D.H. Lien, M. Amani, S. Desai, G.H. Ahn, K. Han, J.H. He, J. Ager, M. Wu, and A. Javey, " Large-area and bright pulsed electroluminescence in monolayer semiconductors" Nature Comm. 9, 1229 (2018)

19. Q. Jiang, C.S. Wu, Z.J. Wang, A.C. Wang, J.H. He, Z.L. Wang, and H.N. Alshareef,* “MXene Electrochemical Microsupercapacitor Integrated with Triboelectric Nanogenerator as a Wearable Self-charging Power Unit,” Nano Energy, 45, 266-272 (2018) 

20. S.F. Leung, K.T. Ho, P.K. Kung, V.K.S. Hsiao, H.N. Alshareef, Z.L. Wang, and J.H. He,* “A Self-powered and Flexible Organometallic Halide Perovskite Photodetector with Very High Detectivity,” Adv. Mater. 1704611 (2018) (featured by Advanced Science News) 

21. K.T. Ho, R. Chen, G.Y. Liu, C. Shen, J. Holguin-Lerma, A.A. Al-Saggaf, T.K. Ng, M.S. Alouini,* J.H. He,* and B.S. Ooi,* “3.2 Gigabit-per-second Visible Light Communication Link with InGaN/GaN MQW Micro-photodetector,” Optics Express, 26, 3037-3045 (2018)

22. S. Lopatin,* B. Cheng, W.T. Liu, M.L. Tsai, J.H. He, A. Chuvilin, “Optimization of Monochromated TEM for Ultimate Resolution Imaging and Ultrahigh Resolution Electron Energy Loss Spectroscopy,” Ultramicroscopy 184PA, 109-115 (2018)

2017

1. C.H. Lin, M.L. Tsai, H.C. Fu, W. Luo, L.H. Zhou, S.H. Jang, L.B. Hu and J.H. He,* “ “Thermally Stable and Flexible Paper Photosensors Based on 2D BN Nanosheets,” IEEE International Electron Devices Meeting (IEDM) Technical Digest (accepted)

2. (Invited review) H.P. Wang and J.H. He,* “Toward highly efficient nanostructured solar cells: A concurrent electrical and optical design,” Adv. Ener. Mater. 7, 1602385 (2017) (selected as back cover)

3. C.H. Lin, D.S. Tsai, T.C. Wei, D.H. Lien, J.J. Ke, C.H. Su, J.Y. Sun, Y.C. Liao and J.H. He,* “Highly Deformable Origami Paper Photodetector Arrays,” ACS Nano 11, 10230–10235 (2017)

4. T.C. Wei, H.P. Wang, T.Y. Li, C.H. Lin, Y.H. Hsieh, Y.H. Chu, and J.H. He,* “Photostriction of CH3NH3PbBr3 Perovskite Crystals,” Adv. Mater. 29, 1701789 (2017)

5. W. Peng, J. Yin, K.T. Ho, O. Ouellette, M.D. Bastiani, B. Murali, O.E. Tall, C. Shen, X.H. Miao, J. Pan, E. Alarousu, J.H. He, B.S. Ooi, O.F. Mohammed, E. Sargent, and O.M. Bakr,* “Ultralow Self-Doping in 2D Hybrid Perovskite Single Crystals,” Nano Lett., 17, 4759–4767 (2017).

6. C.H. Ho, D.S. Tsai, C. Lu, S.Y. Kim, S. Mungan, S.G. Yang, Z.C. Zhang, and J.H. He,* “Device Process and Circuit Application Interaction for Harsh Electronics: Hf-In-Zn-O Thin Film Transistors as an Example,” IEEE Elec. Dev. Lett. 38, 1039-1042 (2017)

7. M.L. Tsai, M.Y. Li, J.R. Durán Retamal, K.T. Lam, Y.C. Lin, K. Suenaga, L.J. Chen,* G.C. Liang, L.J. Li, J.H. He,* “Single Atomically-Sharp Lateral Monolayer p-n Heterojunction Solar Cells with Extraordinarily High Power Conversion Efficiency,” Adv. Mater. 29, 1701168 (2017). (selected as inside front cover) (featured by Nature Middle East, July (2017) and Solar Novus Today, August (2017))

8. C.P. Lee, K.Yu Lai, C.A. Lin, C.T. Li, K.C. Ho, C.I Wu, S.P. Lau, J.H. He,* “A paper-based electrode using a graphene dot/PEDOT:PSS composite for flexible solar cells,” Nano Energy 36, 260–267 (2017)

9. M.L. Tsai, D.S. Tsai, L.B. Tang, L.J. Chen, S.P. Lau, J.H. He,* “Omnidirectional Harvesting of Weak Light Using a Graphene Quantum Dot-Modified Organic/Silicon Hybrid Device,” ACS Nano 11, 4564–4570 (2017)

10. M.R. Tchalala, J.K. El-Demellawi, E. Abou-Hamad, J.R. Durán Retamal, P. Varadhan, J.H. He, S. Chaie, “Hybrid electrolytes based on ionic liquids and amorphous porous silicon nanoparticles: Organization and electrochemical properties,” Appl. Mater. Today, 9, 10-20 (2017)

11. T. C. Wei, H.P. Wang, H.J. Liu, D.S. Tsai, J.J. Ke, C.L. Wu, Y.P. Yin, Q. Zhan, G.R. Lin, Y.H. Chu, J.H. He, “Photostriction of Strontium Ruthenate,” Nature Comm 8, 15018 (2017)

12. P. Varadhan, H.C. Fu, D. Priante, J.R.D. Retamal, C. Zhao, M. Ebaid, T.K. Ng, I. Ajia, S. Mitra, I.S. Roqan, B.S. Ooi,* and Jr-Hau He,* “Surface Passivation of GaN Nanowires for Enhanced Photoelectrochemical Water-Splitting,” Nano Lett. (published online) (Most Read Articles in March of 2017)

13. C.H. Ho, J.R.D. Retamal, P.K. Yang, C.P. Lee, M.L. Tsai, C.F. Kang, J.H. He,* “Transparent Memory For Harsh Electronics,” Sci. Rep.

14. (invited review) C. O’Dwyer, R. Chen, J.H. He, J. Lee, K.M. Razeeb, "Perspectives on Scientific and Technical Challenges in Thermal Transport and Thermoelectric Materials and Devices" ECS J. Solid State Sci. Technol. 6, N3058-N3064 (2017)

15. M.L. Tsai, M.Y. Li, Y.M. Shi, L.J. Chen,* L.J. Li,* and J.H. He,* “High-efficiency omnidirectional photoresponses based on monolayer lateral p–n heterojunctions,” Nanoscale Horizons 2, 37 - 42 (2017)

2016

1. L.K. Yeh, W.C. Tian, K.Y. Lai, J.H. He,* “Exceptionally omnidirectional broadband light harvesting scheme for multi-junction concentrator solar cells achieved via ZnO nanoneedles,” Sci. Rep. 6, 39134 (2016)

2. W.J. Li, H.C. Fu, L.S. Li, M. Cabán-Acevedo, J.H. He, S. Jin, "Integrated Photoelectrochemical Solar Energy Conversion and Organic Redox Flow Battery Devices" Angew. Chem. Intl. Ed. 55, 13104-13108 (2016)

3. J.J. Ke, T.C. Wei, D.S. Tsai, C.H. Lin, J.H. He,* “Surface Effects of Electrode-Dependent Switching Behavior of Resistive Random-Access Memory,” Appl. Phys. Lett. 109, 131603 (2016)

4. Y.L. Tsai, K.Y. Lai*, M.J. Lee, Y.K. Liao, B.S. Ooi*, H.C. Kuo*, J.H. He,* “Photon management of GaN-based optoelectronic devices via nanoscaled phenomenon,” Progress in Quantum Electronics 49, 1-25 (2016)

5. P. Shaikh,   D. Shi,   J. Retamal,   A.D. Sheikh,   M. A. Haque,   C.F. Kang,   J.H. He,   O.M. Bakr and   T. Wu, J. Mater. Chem. C 4, 8304-8312 (2016).

6. A.M. Al-Amri, P.H. Fu, K.Y. Lai,* H.P. Wang, L.J. Li,* and J.H. He,*  Efficiency Enhancement of InGaN-Based Solar Cells via Stacking Layers of Light-Harvesting Nanospheres  Sci. Reports 6, 28671 (2016)

7. H.P. Wang, C.M. Sutter-Fella, P. Lobaccaro, M. Hettick, M. Zheng, D.H. Lien, D.W. Miller, C.W. Warren, E. T Roe, M.C. Lonergan, H.L. Guthrey, N.M. Haegel, J.W. Ager, C. Carraro, R. Maboudian, J.H. He,* and A. Javey,* Increased Optoelectronic Quality and Uniformity of Hydrogenated p-InP Thin Films, Chem. Mater. 28, 4602-4607(2016).

8. Y.J. Huang, S.C. Chao, D.H. Lien, C.Y. Wen, J.H. He, S.C. Lee,* Dual-functional Memory and Threshold Resistive Switching Based on the Push-Pull Mechanism of Oxygen Ions, Sci. Reports 6, 23945 (2016)

9. H.P. Wang, A.C. Li, T.Y. Lin, and J.H. He* “Concurrent Improvement in Optical and Electrical Characteristics by Using Inverted Pyramidal Array Structures toward Efficient Si Heterojunction Solar Cells” Nano Energy 23, 1-6 (2016)

10. W. Peng, L.F. Wang, B. Murali, K.T. Ho, A. Bera, N.C. Cho, C.F. Kang, V.M. Burlakov, J. Pan, L.n Sinatra, C. Ma, W. Xu, D. Shi, E. Alarousu, A. Goriely, J.H. He, O.F. Mohammed, T. Wu, and O.M. Bakr* “Solution-Grown Monocrystalline Hybrid Perovskite Films for Hole-Transporter Free Solar Cells” Adv. Mater. 28, 3383-3390 (2016)

11. A.B. Sachid, M. Tosun, S.B. Desai, C.Y. Hsu, D.H. Lien, S.R. Madhvapathy, Y.Z. Chen, M. Hettick, J.S. Kang, Y.P. Zeng, J.H. He, E.Y. Chang, Y.L. Chueh, A. Javey,* C.M. Hu “Monolithic 3D CMOS using Layered Semiconductors” Adv. Mater. 28, 2547-2554 (2016)

12. C.H. Ho, P. Varadhan, H.H. Wang, C.Y. Chen, X.S. Fang, and J.H. He* “Raman selection rule of surface optical phonon in ZnS nanobelts”  Nanoscale 8, 5954 – 5958 (2016)

13. H.J. Liu, T.C. Wei, Y.M. Zhu, R.R. Liu, W.Y. Tzeng, C.Y. Tsai, Q. Zhan, C.W. Luo, P. Yu, J.H. He, Y.H. Chu*, Q. He* “Strain mediated inverse photoresistivity in SrRuO₃/La₀.₇Sr₀.₃MnO₃ superlattices”  Adv. Funct. Mater. 26, 729 (2016).

14. M.L. Tsai, W.C. Tu, L.B. Tang, T.C. Wei, W.R. Wei, S.P. Lau, L.J. Chen,* and J.H. He* “Efficiency Enhancement of Silicon Heterojunction Solar Cells via Photon Management Using Graphene Quantum Dot as Downconverters” Nano Lett. 16, 309–313 (2016).

15. M.L. Tsai, W.R. Wei, L.B. Tang, H.C. Chang, S.H. Tai, P.K. Yang, S.P. Lau, L.J. Chen,* and J.H. He* “Si Hybrid Solar Cells with up to 13% Efficiency via Concurrent Improvement in Optical and Electrical Properties by Employing Graphene Quantum Dots” ACS Nano 10, 815–821 (2016)

16. J.C. Lin, V.T. Tra, D.S. Tsai, T.T. Lin, B.C. Huang, W.L. Hsu, H.J. Wu, R. Huang, N.V. Chien, R. Yoshida, J.Y. Lin, Y. Ikujara, Y.P. Chiu, S. Gwo, D.P. Tsai, J.H. He, and Y.H. Chu,* “Control of metal-insulator transition at complex oxide heterointerface through visible light” Adv. Mater. 28, 764-770 (2016)

17. C.A. Lin, M.L. Tsai, W.R. Wei, and K.Y. Lai,* and J.H. He* “The packaging glass with the hierarchically nanostructured surface: A universal method to achieve self-cleaning omnidirectional solar cells” ACS Nano 10, 549–555 (2016)

18. Y.L. Tsai, C.Y. Liu, C. Krishnan, D.W. Lina, Y.C. Chua, T.L. Shen, T.P. Chen, T.S. Kao, M.D.B. Charlton, P.C. Yu, C.C. Lin,* H.C. Kuo,* and J.H. He* “Bridging “green gap” of LEDs: Giant light output enhancement and directional control of LEDs via embedded nano-void photonic crystals” Nanoscale 8, 1192-1199 (2016)

2015

1.  Y.C. Chi, D.H. Hsieh, C.Y. Lin, H.Y. Chen, C.Y. Huang, J.H. He, B. Ooi, S.P. DenBaars, S. Nakamura, H.C. Kuo, and G.R. Lin ” Phosphorous Diffuser Diverged Blue Laser Diode for Indoor Lighting and Communication”Scientific Reports 5, 18690 (2015).

2. M. Amani, D.H. Lien, D. Kiriya, J. Xiao, A. Azcatl, J. Noh, S.R. Madhvapathy, R. Addou, K.C. Santosh, M. Dubey, K. Cho, R.M. Wallace, S.C. Lee, J.H. He, J.W. Ager III, X. Zhang, E. Yablonovitch, and A. Javey “ear-unity photoluminescence quantum yield in MoS2” Science 350, 1065-1068 (2015)

4. J.J. Ke, K. Namura, J.R. Durán Retamal, C.H. Ho, H. Minamitake, T.C. Wei, D.S. Tsai, C.H. Lin, M. Suzuki and J.H. He “Surface-Controlled Metal Oxide Resistive Memory” IEEE Electron Dev. Lett. 36, 1307-1309 (2015)

5. (invited review) D.H. Lien, J.R. Durán Retamal, J.J. Ke, C.F. Kang, and J.H. He* “surface effect in metal oxide-based nanodevices” Nanoscale 7, 19874 - 19884 (2015) 

6. M. Cabán-Acevedo, M.L. Stone, J.R. Schmidt, J.G. Thomas, Q. Ding, H.C. Chang, M.L. Tsai, J.H. He and S. Jin* Nature Mater. 14, 1245-1251 (2015)

7. L.H. Hsu, C.T. Kuo, J.K. Huang, S.C. Hsu, H.Y. Lee, H.C. Kuo, P.T. Lee, Y.L. Tsai, Y.C. Hwang, C.F. Su, J.H. He, S.Y. Lin, Y.J. Cheng, and C.C. Lin  “InN-based heterojunction photodetector with extended infrared response” Optics Express 23, 31150-31162 (2015)

8. Y.M. Zhu, W.S. Chang, R. Yu, R. Liu, T.C. Wei, J.H. He, Y.H. Chu, and Q. Zhan “Spontaneous orientation-tuning driven by the strain variation in self-assembled ZnO-SrRuO3 heteroepitaxy” Appl. Phys. Lett. 107, 191902 (2015)

9. C.P. Li, C.A. Lin, T.C. Wei, M.L. Tsai, Y. Meng, C.T. Li, K.C. Ho, C.I Wu, S.P. Lau and J.H. He* “Economical low-light photovoltaics by using the Pt-free dye-sensitized solar cell with graphene dot/PEDOT:PSS counter electrodes” Nano Energy 18, 109–117 (2015)

10. Q. Ding, J.Y. Zhai, M. Caban-Acevedo, M. J. Shearer, L. Li, H.C. Chang, M.L. Tsai, D.W. Ma, X.W. Zhang, R.J. Hamers, J.H. He, and S. Jin* “Designing Efficient Solar-Driven Hydrogen Evolution Photocathodes Using Semi-Transparent MoQxCly (Q=S, Se) Catalysts on Si Micropyramids" Adv. Mater. Adv. Mater. 27, 6511–6518 (2015)

11. P.K. Yang, C.H. Ho, D.H. Lien, J.R. Durán Retamal, C.F. Kang, K.M. Chen, T.H. Huang, Y.C. Yu, C.I. Wu and J.H. He* “A Fully Transparent Resistive Memory for Harsh Environments” Scientific Reports 5, 15087 (2015)

12. M. Zheng, H.P. Wang, C. M. Sutter-Fella, C. Battaglia, S. Aloni, X.F. Wang,d James Moore,d Jeffrey W. Beeman, M. Hettick, M. Amani, W.T. Hsu, J.W. Ager, P. Bermel, M. Lundstrom, J.H. He, A. Javey* "Thin-film solar cells with InP absorber layers directly grown on non-epitaxial metal substrates" Adv.Ener. Mater. 1501337 (2015)

13. S.P. Chen, J.R. Duran Retamal, D.H. Lien, J.H. He, Y.C. Liao* “Direct Printed Transparent Nanowire Thin Films for UV Photodetectors” RSC Adv. 5, 70707-70712 (2015)

14. J.W. Hus, C.C. Chen, M.J. Lee, H.H. Liu, J.I. Chyi, M.R.S. Huang, C.P. Liu, T.C. Wei, J.H. He, K.Y. Lai*"Bottom-up nanoheteroepitaxy of wafer-scale semipolar GaN on (001) Si" Adv. Mater. 27, 4845–4850 (2015)

15. P.K. Yang, L. Lin, F. Yi, X.H. Li, K.C. Pradel, Y.L, Zi, C.I Wu, J.H. He,* Y. Zhang, and Z.L. Wang*  "A stretchable and shape-adaptive approach for versatile energy conversion and self-powered biomedical monitoring" Adv. Mater. 27, 3817–3824 (2015)

16. H.M. Oubei, J.R. Duran, B. Janjua, H.Y. Wang, C.T. Tsai, Y.C. Chi, T.K. Ng, H.C. Kuo, J.H. He, M.S. Alouini, G.R. Lin, and B.S. Ooi*"4.8 Gbit/s 16-QAM-OFDM transmission based on compact 450-nm laser for underwater wireless optical communication"Optics Express 23, 23302-23309 (2015)

17. M.Y. Li, Y.M. Shi, C.C. Cheng, L.S. Lu, Y.C. Lin, H.L. Tang, M.L. Tsai, C.W. Chu, K.H. Wei, J.H. He, W.H. Chang, K. Suenaga, L.J. Li  "Epitaxial growth of a monolayer WSe2-MoS2 lateral p-n junction with an atomically sharp interface" Science 349, 524-528 (2015) 

18. B. Janjua, H.M. Oubei, J.R. Duran Retamal, T.K. Ng, C.T. Tsai, H.Y. Wang, Y.C. Chi, H.C. Kuo, J.H. He, G.R. Lin, and B.S. Ooi*  "Going beyond 4 Gbps data rate by employing RGB laser diodes for visible light communication" Optics Express 23, 18746-18753 (2015)

19. H.P. Wang, K. Sun, S.Y. Noh, A. Kargar, M.L. Tsai, M.Y. Huang, D.L. Wang,* and J.H. He* " High-performance a-Si/c-Si heterojunction photoelectrodes for photoelectrochemical oxygen and hydrogen evolution"Nano Lett. 15, 2817–2824.

20. W.H. Tseng, C.Y. Chiu, S.W. Chou, H.C. Chen, M.L. Tsai, Y.C. Kuo, D.H. Lien, Y.C. Tsao, K.Y. Huang, C.T. Yeh, J.H. He, C.I Wu,*M.H. Huang,* and P.T. Chou*  “Shape-Dependent Light Harvesting of 3D Gold Nanocrystals on Bulk Heterojunction Solar Cells: Plasmonic or Optical Scattering Effect” J. Phys. Chem. C 119, 7554–7564 (2015)

21. H.H. Wang, J.S. Tian, C.Y. Chen, H.H. Huang, Y.C. Yeh, P.Y. Deng, L. Chang, Y.H. Chu, Y.R. Wu, and J.H. He* “Effect of tensile strain on optical anisotropy and exciton of m-plane ZnO” IEEE Photonics J. 7, 6800708 (2015)

22. S.F. Lin, Y.H. Lin, Y.C. Chi, C.H. Cheng, W.H. Tseng, J.H. He, C.I Wu, C.K. Lee, G.R. Lin*  “Using n- and p-Type Bi2Te3 Topological Insulator Nanoparticles To Enable Controlled Femtosecond Mode-Locking of Fiber Lasers” ACS Photonics 2, 481–490 (2015)

23. K. Sun, F.H. Saadi , M.F. Lichterman , W.G. Hale , H.P. Wang , X.H. Zhou , N.T. Plymale , S. Omelchenko, J.H. He, K.M. Papadantonakis , B.S. Brunschwig , N.S. Lewis* “Stable Solar-Driven Oxidation of Water by Semiconducting Photoanodes Protected by Transparent Catalytic Nickel Oxide Films”  Proc. Natl. Acad. Sci. U.S.A. 112, 3612–3617 (2015)

24. D.H. Lien, J.S. Kang, M. Amani, K. Chen, M. Tosun, H.P. Wang, T. Roy, M. Eggleston, M. Wu, M. Dubey, S.C. Lee, J.H. He, * A. Javey* “Engineering Light Outcoupling in 2D Materials” Nano Lett. 15, 1356–1361 (2015)

25. C.F. Kang, W.C. Kuo, W.Z. Bao, C.H. Ho, C.W. Huang, W.W. Wu, Y.H. Chu, J.Y. Juang, S.H. Tseng, L.B. Hu, and J.H. He* “Self-Formed Conductive Nanofilaments in (Bi, Mn)Ox for Ultralow-Power Memory Devices ” Nano Energy 13, 283-290 (2015)

26. P.K. Yang, Z.H. Lin, K.C. Pradel, L.Lin, X.H. Li, X.N. Wen, J.H. He,* and Z.L. Wang* “Paper-Based Origami Triboelectric Nanogenerators and Self-Powered Pressure Sensors” ACS Nano 9, 901-907 (2015) (Most Read Articles in January of 2015) (featured by 1) IEEE Spectrum, January (2015) and 2) Motherboard, January (2015))

27. (Invited review paper) Y.H. Hsiao, M.L. Tsai, and J.H. He* “GaN-Based Multiple Quantum Well Light-Emitting-Diodes Employing Nanotechnology for Photon Management” IEEE Trans. Ind. Appl. 2, 1-7 (2015)

28. D.H. Lien, Y.H. Hsiao, S.G. Yang, M.L. Tsai, T.C. Wei, S.C. Lee,* J.H. He*”Harsh Photovoltaics using InGaN/GaN Multiple Quantum Well Schemes” Nano Energy 11, 104–109 (2015)

2014

1. C.A. Lin, C.P. Lee, S.T. Ho, T.C. Wei, Y.W. Chi, K.P. Huang, and J.H. He* "Nitrogen-Doped Graphene/Pt Counter Electrodes for Dye-Sensitized Solar Cells" ACS Photonics 1, 1264–1269 (2014) (Most Read Articles in December of 2014)

2. J.R. Durán Retamal, C.F. Kang, C.H. Ho, J.J. Ke, W.Y. Chang and J.H. He* "Effect of ultraviolet illumination on metal oxide resistive"Appl. Phys. Lett. 105, 253111 (2014)

3. J.R. Durán Retamal, C.F. Kang, P.K. Yang, C.P. Lee, D.H. Lien, C.H. Ho, and J.H. He* "Low-Resistivity C54-TiSi2 as a Sidewall-Confinement Nanoscale Electrode for Three-Dimensional Vertical Resistive Memory". 105, 182101 (2014)

4. K.L. Lai, G.R. Lin, Y.R. Wu, M.L. Tsai and J.H. He* "Efficiency dip observed with InGaN-based multiple quantum well solar cells"Optics Express 22, A1753–A1760 (2014)

5. K.T. Tsai, G.A. Wurtz, J.Y. Chu, T.Y. Cheng, H.H. Wang, A.V. Krasavin, J.H. He,* V.A. Podolskiy, J.K. Wang,* Y.L. Wang,* A.V. Zayats* “Looking into “meta-atoms” of plasmonic nanowire metamaterial” Nano Lett., 2014, 14 (9), pp 4971–4976 

6. M.L. Tsai, S.H. Su, J.K. Chang, D.S. Tsai, C.H. Chen, C.I Wu, L.J. Li, L.J. Chen,* and J.H. He* “Monolayer MoS2 Heterojunction Solar Cells”) (Top 10 Most Read Articles in August of 2014)

7. D.H. Lien, Z.K. Kao, T.H. Huang, Y.C. Liao,* S.C. Lee,* and J.H. He* “All-Printed Paper Memory” ACS Nano 8, 7613-7619 (2014) (Top 20 Most Read Articles in August of 2014) (Featured in Numerous Media Reports (>20))

Works published with NTU

8. S.H. Su, W.T. Hsu, C.L. Hsu, C.H. Chen, M.H. Chiu, Y.C. Lin, W.H. Chang, K. Suenaga, J.H. He and L.J. Li”Controllable synthesis of band-gap-tunable and monolayer transition-metal dichalcogenide alloys" Frontiers in Energy Research 2, 27 (2014)

9. J.H. He et al., “Worldwide outdoor round robin study of organic photovoltaic devices and modules”Sol. Ener. Mater. Sol. Cells 130, 281–290 (2014)

10. T.C. Wei, D.S. Tsai, P. Ravadgar, J.J. Ke, M.L. Tsai, D.H. Lien, C.Y. Huang, R.H. Horng, andJ.H. He* “See-Through Ga2O3 Solar-Blind Photodetectors for Use in Harsh Environments” IEEE J. Select. Topics Quantum Elect. IEEE J. Select. Topics Quantum Elect. 20, 3802006 (2014)

11. K.T. Tsai, C.Y. Liu, H.H. Wang, T.Y. Liu, M.Y. Lai, J.H. He*, and Y.L. Wang*“Custom-designed arrays of anodic alumina nanochannels with individually tunable pore-sizes” Nanotechnology 25, 335301 (2014)

12. P.H. Fu, G.J. Lin, H.P. Wang, K.Y. Lai,* and J.H. He* “Enhanced light extraction of light-emitting diodes via nano-honeycomb photonic crystals” Nano Energy 8, 78-83 (2014) (with cover)

13. S.H. Su, Y.T. Hsu, Y.H. Chang, M.H. Chiu, C.L. Hsu, W.T. Hsu, W.H. Chang, J.H. He,* and L.J. Li* “Band Gap-Tunable Molybdenum Sulfide Selenide Monolayer Alloy” Small 1, 2589–2594 (2014)

14. W.S. Chang, H.J. Liu, V.T. Tra, J.W. Chen, T.C. Wei, W.Y. Tzeng, Y.M. Zhu, H.H. Kuo, Y.H. Hsieh, Q. Zhan, C.W. Luo, J.Y. Lin, J.H. He, C.L. Wu, and Y.H. Chu* “Tuning Electronic Transport in a Self-assembled Nanocomposite”ACS Nano 8, 6242–6249 (2014)

15. W.C. Yen, Y.Z. Chen, C.H. Yeh, P.W. Chiu, J.H. He, and Y.L. Chueh* "Direct growth of self-crystallized graphene and graphite nanoballs with Ni vapor-assisted growth: From controllable growth to material characterization" Scientific Reports 4, 4739 (2014)

16. W. Zhang, C.P. Chu, J.K. Huang, C.H. Chen, M.L. Tsai, Y.H. Chang, C.T. Liang, Y.Z. Chen, Y.L. Chueh, J.H. He, M.Y. Chou* and L.J. Li* "Ultrahigh-Gain Photodetectors Based on Atomically Thin Graphene-MoS2 Heterostructures" Scientific Reports, 4, 3826 (2014)

17. D.S. Tsai, D.H. Lien, M.L. Tsai, S.H. Su, K.M. Chen, J.J. Ke, Y.C. Yu, L.J. Li and J.H. He* "Trilayered MoS2 Metal-Semiconductor-Metal Photodetectors: Photogain and Radiation Resistance" IEEE J. Select. Topics Quantum Elect. 20, 3800206 (2014)

18. J.R.D. Retamal, C.Y. Chen, D.H. Lien, M.R.S. Huang, C.A. Lin, C.P. Liu, and J.H. He* "Concurrent Improvement in Photogain and Speed of a Metal Oxide Nanowire Photodetector through Enhancing Surface Band Bending via Incorporating Nanoscale Heterojunction" ACS Photonics 1, 354-359 (2014) (Top 10 Most Read Articles in March of 2014)

19. G.J. Lin, H.P. Wang, D.H. Lien, P.H. Fu, H.C. Chang, C.H. Ho, C.A. Lin, K.Y. Lai, and J.H. He*"A Broadband and Omnidirectional Light-Harvesting Scheme Employing Nanospheres on Si Solar Cells" Nano Energy 6, 36-43 (2014)

20. H.P. Wang, T.Y. Lin, M.L. Tsai, W.C. Tu, M.Y. Huang, P.C. Yang, Y.J. Chien, C.W. Liu, Y.L. Chueh,* and J.H. He* "Toward Efficient and Omnidirectional n-Type Si Solar Cells: Concurrent Improvement in Optical and Electrical Characteristics by Employing Microscale Hierarchical Structures

21. (invited review paper) H.P. Wang, D.H. Lien, M.L. Tsai, C.A. Lin, H.C. Chang, K.Y. Lai, andJ.H. He*"Photon Management in Nanostructured Solar Cells" J. Mater. Chem. C 2, 3144-3171 (2014) (in the "Emerging Investigators" themed issue)

22. T.H. Huang, P.K. Yang, D.H. Lien, C.F. Kang, M.L. Tsai, Y.L. Chueh and J.H. He* "Metal Oxide Resistive Memory for Harsh Electronics: Immunity to Surface Effect and High Corrosion Resistance via Surface Modification" Scientific Reports 4, 4402 (2014)

23. Y.H. Hsiao, C.Y. Chen, L.C. Huang, G.J. Lin, D.H. Lien, J.J. Huang, and J.H. He* "Light Extraction Enhancement with Radiation Pattern Shapingof Light Emitting Diodes By Waveguiding Syringe-Like Nanorods with Optical Impedance-Matching Tapered Tips" Nanoscale 6, 2624-2628 (2014) (with front cover)

24. D.H. Lien, Z.K. Kao, T.H. Huang, Y.C. Liao, S.C. Lee,* and J.H. He* “Paper Memory by All Printing Technology”VLSI Technology (VLSI-Technology): Digest of Technical Papers, 1-2 (2014)

2013

1. H.W. Huang, C.F. Kang, F.I. Lai, J.H. He, S.J. Lin, Y.L. Chueh* "Stability scheme of ZnO thin film resistive switching memory: Influence of defects by controllable oxygen pressure ratio" Nanoscale Research Lett. 8, 483 (2013)

2. R.H. Horng, B.R. Wu, C.F. Weng, P. Ravadgar, T.M. Wu, H.P. Wang, J.H. He, T.H. Yang, Y.M. Chen, T.C. Hsu, A.S. Liu, and D.S. Wuu "P-side up AlGaInP-based light emitting diodes with dot-patterned GaAs contact layers" Optics Express 21, 19668-19674 (2013)

3. T.H. Huang, W.Y. Chang, J.F. Chien, C.F. Kang, P.K. Yang, M.J. Chen, and J.H. He* "Eliminating surface e ff ects via employing nitrogen doping to signi fi cantly improve the stability and reliability of ZnO resistive memory" J. Mater. Chem. C, 1, 7593-7597 (2013).

4. H.P. Wang, T.Y. Lin, C.W. Hsu, M.L. Tsai, C.H. Huang, W.R. Wei, M.Y. Huang, Y.J. Chien, P.C. Yang, C.W. Liu, L.J. Chou, and J.H. He* "Realizing high-efficiency omnidirectional n-type Si solar cells via the hierarchical architecture concept with radial junctions" ACS Nano, 7, 9325–9335 (2013)

5. C.H. Ho, D.H. Lien, Y.H. Hsiao, M. S. Tsai, D. Chang, K.Y. Lai, C.C. Sun, and J.H. He* "Enhanced light-extraction from hierarchical surfaces consisting of p-GaN microdomes and SiO2 nanorods for GaN-based light-emitting diodes" Appl. Phys. Lett. 103, 161104 (2013)

6. D.S. Tsai, W.C. Lien, D.H. Lien, K.M. Chen, M.L. Tsai, D.G. Senesky, Y.C. Yu, A.P. Pisano and J.H. He* "Solar-blind photodetectors for harsh electronics"Scientific Reports 4, 2628 (2013)

7. W.R. Wei, M.L. Tsai, S.T. Ho, S.H. Tai, C.R. Ho, S.H. Tsai, C.W. Liu, R.J. Chung, J.H. He* "Above-11%-Efficiency Organic-Inorganic Hybrid Solar Cells with Omnidirectional Harvesting Characteristics by Employing Hierarchical Photon Trapping Structures"  Nano Lett. 13, 3658-3663 (2013) (Top 10 Most Read Articles in September of 2013

8. S.H. Tsai, S.T. Ho, H.J. Jhuo, C.R. Ho, S.A. Chen, and J.H. He* "Toward High Efficiency of Inverted Organic Solar Cells: Concurrent Improvement in Optical and Electrical Properties of Electron Transport Layers" Appl. Phys. Lett 102, 253111 (2013).

9. C.R. Ho, M.L. Tsai, H.J. Jhuo, D.H. Lien, C.A. Lin, S.H. Tsai, T.C. Wei, K.P. Huang, S.A. Chen and J.H. He* "An Energy-Harvesting Scheme Employing CuGaSe2 Quantum Dot-Modified ZnO Buffer Layers for Drastic Conversion Efficiency Enhancement in Inverted Inorganic-Organic Hybrid Solar Cells" Nanoscale 5, 6350-6355 (2013) (with inside front cover)

10. P.K. Yang, W.Y. Chang, P.Y. Teng, S.F. Jen, S.J. Lin, P.W. Chiu, and J.H. He* "Fully transparent resistive memory employing graphene electrodes for eliminating undesired surface effects" Proc. IEEE 101, 1732-1739 (2013)

11. C.Y. Liu, C.C. Lai, J.H. Liao, L.C. Cheng, H.H. Liu, C.C. Chang, G.Y. Lee, J.-I. Chyi, L.K. Yeh,J.H. He, T.Y. Chung, L.C. Huang, and K.Y. Lai* "Nitride-based concentrator solar cells grown on Si substrate" Sol. Ener. Mater. Sol. Cells 117, 54-58 (2013)

12. D.S. Tsai, K.K. Liu, D.H. Lien, M.L. Tsai, C.F. Kang, C.A. Lin, L.J. Li and J.H. He* "Few Layer MoS2 with Broadband High Photogain and Fast Optical Switching for Use in Harsh Environments"ACS Nano 7, 3905-3911 (2013)

13. Y.C. Lai, F.C. Hsu, J.Y. Chen, J.H. He, T.C. Chang, Y.P. Hsieh, T.Y. Lin, Y.J. Yang and Y.F. Chen* "Transferable and Flexible Label-Like Macromolecular Memory on Arbitrary Substrates with High Performance and a Facile Methodology"Adv. Mater. 25, 27332-2739 (2013)

14. Y.T. Huang, S.Y. Yu, C.L. Hsin, C.W. Huang, C.F. Kang, F.H. Chu, J.Y. Chen, J.C. Hu, L.T. Chen, J.H. He and W.W. Wu* "In-situ TEM and Energy Dispersion Spectrometer Analysis of Chemical Composition Change in ZnO Nanowire Resistive Memories"  Analytical Chemistry, 85, 3955-3960 (2013)

15. C.Y. Liu*, M.Y. Lai, K.T. Tsai, H.H. Chang, J.H. He, J. Shiue and Y.L. Wang"A novel vertical fan-out platform based on an array of curved anodic alumina nanochannels" Nanotechnology 24, 055306 (2013)

2012

1. C.Y. Chen, J.R. D. Retamal, D.H. Lien, M.W. Chen, I.W. Wu, Y. Ding, Y.L. Chueh, C.I. Wu, and J.H. He,* "Probing Surface Band Bending of Surface-Engineered Metal Oxide Nanowires," ACS Nano 6, 9366-9372 (2012)

2. C.H. Ho, D.H. Lien, H.C. Chang, C.A. Lin, C.F. Kang, M.K. Hsing, K.Y. Lai, and J.H. He,* "Hierarchical Structures Consisting of SiO2 Nanorods and p-GaN Microdomes for Efficiently Harvesting Solar Energy for InGaN Quantum Well Photovoltaic Cells," Nanoscale 4, 7346-7349 (2012)

3. W.C. Lien, D.S. Tsai, D.H. Lien, D.G. Senesky, J.H. He, A.P. Pisano, "H-SiC Metal-Semiconductor-Metal Ultraviolet Photodetectors in Operation of 450°C," IEEE Electron Dev. Lett. 33, 1586-1588 (2012)

4. C.H. Huang, J.S. Huang, S.M. Lin, W.Y. Chang, J.H. He, Y.L. Chueh,* "ZnO1-X nanorod arrays/ZnO thin film bilayer structure: From homojunction diode and high performance resistive switching memory to a complementary 1D1R application" ACS Nano, 6, 8407-8414 (2012)

5. C.A. Lin, K.Y. Lai, W.C. Lien, and J.H. He* "An efficient broadband and omnidirectional light-harvesting scheme employing the hierarchical structure based on ZnO nanorod/Si3N4-coated Si microgroove on 5-inch single crystalline Si solar cells," Nanoscale, 4, 6520-6526 (2012)

6. C.Y. Hsu, D.H. Lien, S.Y. Lu, C.Y. Chen, C.F. Kang, Y.L. Chueh, W.K. Hsu, and J.H. He* "A Supersensitive, Ultrafast, and Broadband Light-Harvesting Scheme Employing Carbon Nanotube/TiO2 Core-Shell Nanowire Geometry", ACS Nano 6, 6687-6692 (2012)

7. C.A. Lin, K.P. Huang, S.T. Ho, M.W. Huang, and J.H. He,* "An Energy-Harvesting Scheme Utilizing Ga-Rich CuIn(1-x)GaXSe2 Quantum Dots for Dye-Sensitized Solar Cells," Appl. Phys. Lett. 101, 123901 (2012) (with cover)

8. C.Y. Chen, M.W. Chen, C.Y. Hsu, D.H. Lien, M.J. Chen and J.H. He* "Enhanced Recovery Speed of Nanostructured ZnO Photodetectors Using Nanobelt Networks," IEEE J. Sel. Topics Quantum Electron., 18, 1807-1811 (2012)

9. C.H. Ho, K.Y. Lai, C.A. Lin, G.J. Lin, M.K. Hsing and J.H. He* "Microdome InGaN-Based Multiple Quantum Well Solar Cells," Appl. Phys. Lett. 101, 023902 (2012)

10. C.H. Ho, G.J. Lin, P.H. Fu, C.A. Lin, P.C. Yang, K.Y. Lai and J.H. He* "An efficient light-harvesting scheme using SiO2 nanorods for InGaN multiple quantum well solar cells,"Sol. Ener. Mater. Sol. Cells, 103, 194-198 (2012)

11. J.H. He*, J.J. Ke, P.H. Chang, K.T. Tsai, P.C. Yang, and I.M. Chan, "Development of Ohmic Nanocontacts Via Surface Modification for Nanowire-Based Electronic and Optoelectronic Devices: ZnO Nanowires as an Example," Nanoscale, 4, 3399–3404 (2012)

12. J.M. Wu, C.Y. Chen, Y. Zhang, K.H. Chen, Y. Yang, Y.F. Hu, J.H. He and Z.L. Wang,* "Ultra-high Sensitive Piezotronic Strain Sensors Based on ZnSnO3Nanowire/Microwire," ACS Nano, 6, 4369-4374 (2012)

13. W.C. Tu, Y.T. Chang, H.P. Wang, C.H. Yang, C.T. Huang, J.H. He and S.C. Lee* "Improved light scattering and surface plasmon tuning in amorphous silicon solar cells by double-walled carbon nanotubes," Sol. Ener. Mater. Sol. Cells 101, 200-203 (2012 )

14. C.Y. Chen, T.H. Liu, Y. Zhou, Y. Zhang, Y.L. Chueh, Y.H. Chu, J.H. He* and Z. L. Wang* "Electricity generation based on vertically aligned PbZr0.2Ti0.8O3 nanowire arrays," Nano Energy, 1, 424-428 (2012)

15. Y.Z. Chen, T.H. Liu, C.Y. Chen, C.H. Liu, S.Y. Chen, W.W. Wu, Z.L. Wang, J.H. He, Y.H. Chu and Y.L. Chueh* "Taper PbZr0.2Ti0.8O3 Nanowire Arrays: From Controlled Growth by Pulsed Laser Deposition to Piezopotential Measurements," ACS Nano, 6, 2826-2832 (2012)

16. D.S. Tsai, C.F. Kang, H.H. Wang, C.A. Lin, J.J. Ke, Y.H. Chu and J.H. He* "n-ZnO/LaAlO3/p-Si Heterojunction for Visible-Blind UV Detection," Optics Lett. 37, 1112-1114 (2012)

17. M.W. Chen, J.R.D. Retamal, C.Y. Chen and J.H. He* "Photocarrier Relaxation Behavior of A Single ZnO Nanowire UV Photodetector: Effect of Surface Band Bending,"IEEE Electron Dev. Lett. 33, 411-413 (2012)

18. W.Y. Chang,* H.W. Huang, W.T. Wang, C.H. Hou, Y.L. Chueh and J.H. He "High Uniformity of Resistive Switching Characteristics in a Cr/ZnO/Pt Device," J. Electrochem. Soc. 159, G29-G32 (2012).

19. K.Y. Lai, H.C. Chang, Y.A. Dai and J.H. He* "Photon Management with Core-Shell Nanowire Structures," Optics Express 20, A255-A264 (2012) (Also selected in Energy Express)

20. C.Y. Chen, J.H. Huang, K.Y. Lai, Y.J. Jen, C.P. Liu and J.H. He* "Giant Optical Anisotropy of Oblique-Aligned ZnO Nanowire Arrays," Optics Express 20, 2015-2024 (2012)

21. J.J. Ke, K.T. Tsai, Y.A. Dai and J.H. He* "Contact transport of focused ion beam-deposited Pt to Si nanowires: From measurement to understanding," Appl. Phys. Lett. 100, 053503 (2012)

22. P.H. Fu, G.J. Lin, C.H. Ho, C.A. Lin, C.F. Kang, Y.L. Lai, K.Y. Lai and J.H. He* "Efficiency enhancement of InGaN multi-quantum-well solar cells via light-harvesting SiO2 nano-honeycombs," Appl. Phys. Lett. 100, 013105 (2012) (selected for the January 16, 2012 issue of Virtual Journal of Nanoscale Science & Technology)(featured in Semiconductor Today, January (2012))

23. G.J. Lin, K.Y. Lai, C.A. Lin and J.H. He* "Solar energy harvesting scheme using syringe-like ZnO nanorod arrays for InGaN/GaN multiple quantum well solar cells," Optics Lett. 37, 61-63 (2012)

24. H.P. Wang, K.T. Tsai, K.Y. Lai, T.C. Wei, Y.L. Wang and J.H. He* "Periodic Si Nanowire Arrays by Anodic Aluminum Oxide Template and Catalytic Etching for Broadband Omnidirectional Light Harvesting," Optics Express 20, A94–A103 (2012)(Also selected in Energy Express)

2011

1. S.H. Tsai, H.C. Chang, H.H. Wang, S.Y. Chen, C.A. Lin, S.A. Chen, Y.L. Chueh and J.H. He*"Significant Efficiency Enhancement of Hybrid Solar Cells Using Core-Shell Nanowire Geometry for Energy Harvesting," ACS Nano 5, 9501-9510 (2011) (Top 5 most downloaded articles for November, 2011)

2. C.Y. Chen, K.Y. Lai, J.W. Lo, C.A. Lin, S.H. Chiu, Y.C. Chao and J.H. He* "Electronic Structures of Well-Aligned Er-Doped ZnO Nanorod Arrays," J. Nanosci. Nanotech. 11, 10615-10619 (2011)

3. J.J. Ke, Z.J. Liu, C.F. Kang, S.J. Lin and J.H. He* "Surface effect on resistive switching behaviors of ZnO," Appl. Phys. Lett. 99, 192106 (2011) (Top 20 Most Downloaded Articles in November, 2011)

4. D.S. Tsai, C.A. Lin, W.C. Lien, H.C. Chang, Y.L. Wang and J.H. He* "Ultrahigh Responsivity Broadband Detection of Si Metal-Semiconductor-Metal Schottky Photodetectors Improved by ZnO Nanorod Arrays," ACS Nano, 5, 7748-7753 (2011) (DOI: 10.1021/nn203357e)

5. W.C. Sun, Y.C. Yeh, C.T. Ko, J.H. He* and M.J. Chen* "Improved characteristics of near-band-edge and deep-level emissions from ZnO nanorod arrays by atomic-layer-deposited Al2O3 and ZnO shell layers," Nanoscale Research Letts. 6, 556 (2011)

6. W.C. Lien, D.S. Tsai, S.H. Chiu, D.G. Senesky, R. Maboudian, A.P. Pisano and J.H. He*"Low-Temperature, Ion Beam Assisted SiC Thin Films with Antireflective ZnO Nanorod Arrays for High-Temperature Photodetection," IEEE Electron Dev. Letts. 32, 1564 (2011)

7. C.Y. Chen, J.H. Huang, J.H. Song, Y.S. Zhou, L. Lin, P.C. Huang, Y. Zhang, C.P. Liu, J.H. He* and Z.L. Wang "Anisotropic Outputs of Nanogenerators from Oblique-aligned ZnO Nanowire Arrays," ACS Nano 5, 6707-6713 (2011)(featured in VerticalNews, Sep. (2011))

8. C.H. Liu, S.Y. Chen, C.Y. Chen, J.H. He, L.J. Chen, J. Ho and Y.L. Chueh* "Kinetic Growth of Self-formed In2O3 Nanodots via Phase Segregation: Ni/InAs System," ACS Nano 5, 6637-6642 (2011)

9. Y.C. Chao, C.Y. Chen, C.A. Lin and J.H. He* "Light Scattering by Nanostructured Anti-reflection Coatings," Energy Environ. Sci. 4, 3436-3441 (2011) (with inside back cover)

10. H.C. Chang, K.Y. Lai, Y.A. Dai, H.H. Wang, C.A. Lin and J.H. He* "Nanowire Arrays with Controlled Structure Profiles for Maximizing Optical Collection Efficiency," Energy Environ. Sci. 4, 2863-2869 (2011) (with back cover)

11. G.J. Lin, K.Y. Lai, C.A. Lin, Y.L. Lai and J.H. He* "Efficiency enhancement of InGaN-based multiple quantum well solar cells employing antireflective ZnO nanorod arrays," IEEE Electron Dev. Letts. 32, 1104-1106 (2011)

12. L.K. Yeh, K.Y. Lai, G.J. Lin, P.H. Fu, H.C. Chang, C.A. Lin and J.H. He* "Giant Efficiency Enhancement of GaAs Solar Cells with Graded Antireflection Layers Based on Syringelike ZnO Nanorod Arrays," Adv. Energy Mater. 1, 506-510 (2011) (with frontispiece)

13. Y.D. Chiang, W.Y. Chang, C.Y. Ho, C.Y. Chen, C.H. Ho, S.J. Lin, T.B. Wu and J.H. He*"Single-ZnO-Nanowire Memory", IEEE Trans. Electron Dev. 58, 1735-1740 (2011)

14. J.W. Lo, W.C. Lien, C.A. Lin and J.H. He* "Er-doped ZnO Nanorod Arrays with Enhanced 1540 nm Emission By Employing Ag Island Films and High Temperature Annealing," ACS Appl. Mater. Interfaces 3, 1009-1014 (2011)

15. C.A. Lin, D.S. Tsai, C.Y. Chen and J.H. He* "Significant enhancement of yellow-green light emission of ZnO nanorod arrays using Ag island films," Nanoscale 3, 1195-1199 (2011)

16. J.W. Lo, C.A. Lin and J.H. He* "Er-doped ZnO Nanorod Arrays with Enhanced IR Emission by Using Au Island Films," Current Nanoscience 7, 282-287 (2011).

17. K.Y. Lai, Y.R. Lin, H.P. Wang and J.H. He* "Synthesis of Anti-reflective and Hydrophobic Si Nanorod Arrays by Colloidal Lithography and Reactive Ion Etching," CrystEngComm 13, 1014-1017 (2011)(Selected in 'CrystEngSelects' (a selection of articles of interest to crystal engineers from across the RSC journals))

18. K.Y. Lai, G.J. Lin, C.Y. Chen, Y.L. Lai and J.H. He* "Origin of Hot Carriers in InGaN-based Quantum Well Solar Cells," IEEE Electron Dev. Letts. 32, 179-181 (2011)

2010

1. Y.R. Lin, K. Y. Lai, H.P. Wang and J.H. He* "Slope-Tunable Si Nanorod Arrays with Enhanced Antireflection and Self-Cleaning Properties," Nanoscale 2, 2765-2768 (2010)

2. T.C. Lu, M.Y. Ke, S.C. Yang, Y.W. Cheng, L.Y. Chen, G.J. Lin, Y.H. Lu, J.H. He, H.C. Kuo and J.J. Huang* "Characterizations of low-temperature electroluminescence from ZnO nanowire light emitting arrays on the p-GaN layer," Optics Lett. 35, 4109-4111 (2010)

3. Y.A. Dai, H.J. Chang, K.Y. Lai, C.A. Lin, R.J. Chung, G.R. Lin and J.H. He* "Subwavelength Si Nanowire Arrays For Self-Cleaning Antireflection Coatings," J. Mater. Chem. 20, 10924-10930 (2010)

4. K.T. Tsai, Y.R. Huang, M.Y. Lai, C.Y. Liu, H.H. Wang, J.H. He and Y.L. Wang* "Identical-length nanowire arrays in anodic alumina templates," J. Nanosci. Nanotech. 10, 8293-8297 (2010)

5. (invited review paper) C.Y. Chen, M.W. Chen, J.J. Ke, C.A. Lin, J.R.D. Retamal and J.H. He* "Surface Effects on Optical and Electrical Properties of ZnO Nanostructures," Pure Appl. Chem. 82, 2055 (2010)

6. Y.C. Chao, C.Y. Chen, C.A. Lin, Y.A. Dai and J.H. He* "Antireflection Effect of ZnO Nanorod Arrays" J. Mater. Chem. 20, 8134 (2010)

7. C. J. Lan, J. S. Tsay,* C. K. Lo, C. A. Lin, J.H. He and R. J. Chung, "Cr-doped ZnO Prepared by Electrochemical Deposition," J. Electrochem. Soc., 157, D559 (2010)

8. J.H. Huang, C.Y. Chen, Y.F. Lai, Y.I Shih, Y.C. Lin, J.H. He and C.P. Liu* "Large-area oblique-aligned ZnO nanowires through a continuously bent columnar buffer: Growth, Microstructure, and Antireflection" Crystal Growth & Design 10, 3297 (2010)

9. H.P. Wang, K.Y. Lai, Y.R. Lin, C.A. Lin and J.H. He* "Periodic Si nanopillar arrays fabricated by colloidal lithography and catalytic etching for broadband and omnidirectional elimination of Fresnel reflection," Langmuir 26, 12855 (2010) (featured in VerticalNews, Aug. (2010))

10. M.W. Chen, C.Y. Chen, D.H. Lien, Y. Ding and J.H. He* "Photoconductive Enhancement of Single ZnO Nanowire Through Localized Schottky Effects," Optics Express, 18, 14836 (2010)

11. W.Y. Chang, C.A. Lin, J.H. He* and T.B. Wu* "Resistive switching behaviors of ZnO nanorod layers" Appl. Phys. Lett. 96, 242109 (2010)

12. J.H. He*, C. Y. Chen, C. H. Ho, C. W. Wang, M. J. Chen and L. J. Chen, "Growth and Structural Characterization of SiGe Nanorings," J. Phys. Chem. C 114, 5727-5731 (2010)

13. C. Y. Ho, S. H. Chiu, J. J. Ke, K. T. Tsai, Y. A. Dai, J. H. Hsu, M. L. Chang and J.H. He*"Contact Behavior of Focused Ion Beam-Deposited Pt on p-type Si Nanowires," Nanotechnology 21, 134008 (2010)

14. K.Y. Lai, G.J. Lin, Y.L. Lai, Y.F. Chen and J.H. He* "Effect of Indium Fluctuation on the Photovoltaic Characteristics of InGaN/GaN Multiple Quantum Well Solar Cells," Appl. Phys. Lett. 96, 081103 (2010)

15. C.H. Chang, Y.H. Pai, J.H. He and G.R. Lin* "Wavelength-tunable blue photoluminescence of <2nm Si nanocrystal synthesized by ultra-low-flow-density PECVD," Acta materialia, 58, 1270 (2010)

16. C.Y. Ho,* K.Y. Shih and J.H. He "Gate oxide wear out using novel polysilazane-base inorganic as nano-scaling shallow trench filling," Microelectron. Eng., 87, 580 (2010)

2009

1. M.Y. Ke, T.C. Lu, S.C. Yang, C.P. Chen, Y.W. Cheng, L.Y. Chen, C.Y. Chen, J.H. He and J.J. Huang* "UV Light Emission from GZO/ZnO/GaN Heterojunction Diodes with Carrier Confinement Layers," Optics Express, 17, 22912 (2009)

2. Y.R. Lin, H.P. Wang, C.A. Lin and J.H. He* "Surface profile-controlled close-packed Si nanorod arrays for self-cleaning antireflection coatings," J. Appl. Phys. 106, 114310 (2009)

3. C.Y. Ho,* J.H. He, Y.P. Chang and C.H. Lien "Selective epitaxial silicon growth in high aspect ratio contact on 70 nm node flash memory," Thin Solid Films, 517, 6850 (2009)

4. C.Y. Chen, C.A. Lin, M.J. Chen, G.R. Lin and J.H. He* "ZnO/Al2O3 Core-Shell Nanorod Arrays: Growth, Structural Characterization, and Luminescent Properties," Nanotechnology 20, 185605 (2009) (Most-accessed paper (>250 times/ quarter), only 10% of articles across all Institute of Physics journals)

5. J.H. He,* P.H. Chang, C.Y. Chen and K.T. Tsai "Electrical and Optoelectronic Characterization of a ZnO Nanowire Contacted by Focused-Ion-Beam-Deposited Pt," Nanotechnology 20, 135701 (2009) (Most-accessed paper (>250 times/ quarter), only 10% of articles across all Institute of Physics journals)

6. J.H. He,* C.H. Ho and C.Y. Chen "Polymer Functionalized ZnO Nanobelt as Oxygen Sensors with A Significant Response Enhancement" Nanotechnology. 20, 065503 (2009). (Most-accessed paper (>250 times/ quarter), only 10% of articles across all Institute of Physics journals)

7. J.H. He,* S. Singamaneni, C.H. Ho Y.H. Lin, M.E. McConney and V.V. Tsukruk "A Thermal Sensor and Switch Based On A Plasma Polymer/ZnO Suspended Nanobelt Bimorph Structure," Nanotechnology 20, 065502 (2009). (featured in 1) NanoTech Alert "Technical Insights" (Frost & Sullivan, Mar 6, 2009) and 2) Nanotechweb, Institute of Physics, Feb (2009))

8. J.H. He,* C.H. Ho, C.W. Wang, Y. Ding, L.J. Chen and Z.L. Wang, "Growth of Crossed ZnO Nanorod Networks Induced by Polar Substrate Surface," Crystal Growth & Design 9, 17 (2009)

9. (Invited) J.H. He,* P.H. Chang, C.Y. Chen and K.T. Tsai, "Focused-Ion-Beam-Deposited Pt Contacts on ZnO Nanowires," ECS transactions 16, 13 (2009) (EI)

2008

1. (Invited) C.W. wang, J.H. He and L.J. chen* "Synthesis and Luminescent Properties of Planar-tip and Tapered-tip ZnO Nanorod Arrays," J. Mater. Sci. Technol. 24, 633-636 (2008)

2. W.C. Yang, C.W. Wang, J.C. Wang, Y.C. Chang, H.C. Hsu, T.E. Nee, L.J. Chen* and J.H. He"Aligned Er-doped ZnO Nanorod Arrays with Enhanced 1.54 μm Infrared Emission," J. Nanosci. Nanotech. 8, 3363 (2008)

3. W.C. Yang, C.W. Wang, J.H. He, Y.C. Chang, J.C. Wang, L.J. Chen,* H.Y. Chen and S. Gwo "Facile synthesis of large scale Er-doped ZnO flower-like structures with enhanced 1.54μm infrared emission," Phys. Stat. Sol. A 205, 1190 (2008) (with front cover)

2007

1. J.H. He* and C.H. Ho "The Study of Electrical Characteristics of Heterojunction Based on ZnO Nanowires using Ultrahigh-Vacuum Conducting Atomic Force Microscopy," Appl. Phys. Lett. 91, 233105 (2007)

2. J.H. He,* Y.Y. Zhang, J. Liu, D. Moore, Z.L. Wang and G. Bao "ZnS/Silica Nanocable Field Effect Transistors as Biological and Chemical Nanosensors," J. Phys. Chem. C 33, 12152 (2007)

3. J.H. He,* Y.H. Lin, M.E. McConney, V.V. Tsukruk, Z.L. Wang and G. Bao "Enhancing UV photoconductivity of ZnO nanobelt by polyacrylonitrile functionalization," J. Appl. Phys. 102, 084303 (2007)

4. C.L. Hsin, J.H. He, C.Y. Lee, W.W. Wu, P.H. Yeh, L.J. Chen* and Z.L. Wang* "Lateral Self-Aligned p-Type In2O3 Nanowire Arrays Epitaxially Grown on Si Substrates," Nano Lett. 7, 1799 (2007)

5. J.H. He, C.L. Hsin, J. Liu, L.J. Chen* and Z.L. Wang* "Piezoelectric Gated Diode of a Single ZnO Nanowire," Adv. Mater. 19, 781 (2007) (ranked as top 2 most-downloaded article of Adv. Mater. for March 2007)

6. J.H. He, S.T. Ho, T.B. Wu, L.J. Chen* and Z.L. Wang* "Electrical and Photoelectrical Performances of Nano-Photodiode Based on ZnO Nanowires," Chem. Phys. Lett. 435, 119 (2007)

7. Invited) L.J. Chen,* Y.C. Chang and J.H. He "ZnO NANOSTRUCTURES AND DEVICE APPLICATIONS," ECS transactions 6, 103 (2007) (EI)

2006

1. J.H. He, R. Yang, Y.L. Chueh, L.J. Chou, L.J. Chen* and Z.L. Wang* "Aligned AlN Nanorods with Multi-Tipped Surfaces-Growth, Field Emission, and Cathodoluminescence Properties," Adv. Mater. 18, 650 (2006)

2. C.L. Hsin, J.H. He and L.J. Chen* "Modulation of Photoemission Spectra of In2O3Nanowires by the Variation in Zn Doping Level," Appl. Phys. Lett. 88, 063111 (2006)[Selected for Virtual Journal of Nanoscale Science & Technology 13, Issue 7 (2006)]

3. J.H. He, J.H. Hsu, C.W. Wang, H.N. Lin, L.J. Chen* and Z.L. Wang* "Pattern and Feature Designed Growth of ZnO Nanowire Arrays for Vertical Devices," J. Phys. Chem. B 110, 50 (2006)

4. J.H. He, T.H. Wu, C.L. Hsin, L.J. Chen,* Y.L. Chueh, L.J. Chou and Z.L. Wang* "Beaklike SnO2 Nanorods with Strong Photoluminescent and Field-Emission Properties," Small 2, 116 (2006)

2000-2005

1. J.H. He, C. Lao, L.J. Chen,* D. Davidovic and Z.L. Wang* "Large-scale Ni-Doped ZnO Nanowire Arrays and Electrical and Optical Properties," J. Am. Chem. Soc. 127, 16376 (2005)

2. J.H. He, W.W. Wu, Y.L. Chueh, C.L. Hsin, L.J. Chen* and L.J. Chou "Fabrication and Evolution of self-Assembled Crystalline Si Nanorings on (001)Si Mediated by Au Nanodots," Appl. Phys. Lett. 87, 223102 (2005) [Selected for Virtual Journal of Nanoscale Science & Technology 12, Issue 23 (2005)]

3. J.H. He, W.W. Wu, S.W. Lee, L.J. Chen,* Y.L. Chueh and L.J. Chou "Synthesis of Blue Light-Emitting Si1-xGex Oxide Nanowires," Appl. Phys. Lett. 86, 263109 (2005) [Selected for Virtual Journal of Nanoscale Science & Technology 12, Issue 1 (2005)](Highlighted by Nano Today, August (2005) 6)

4. Y.L. Chueh, L.J. Chou S.L. Cheng, J.H. He, W.W. Wu and L.J. Chen* "Synthesis of Taper-Like Si Nanowires with Strong Field Emission," Appl. Phys. Lett. 86, 133112 (2005)

5. J.H. He, H.H. Lin, W.W. Wu and L.J. Chen* "The Effect of Implantation Energy and Annealing Temperature on the Structural Evolution in Ge+-Implanted Amorphous Si," Nucl. Instr. and Meth. B 237, 384 (2005)

6. J.H. He, W.W. Wu and L.J. Chen* "Enhanced Thermal and Morphological Stability of Ni(Si1-xGex) Growth on BF2+-Preamorphized Si0.8Ge0.2 Substrate," Nucl. Instr. and Meth. B 237, 174 (2005)

7. J.H. He, T.H. Wu, C.L. Hsin, L.J. Chen* and Z.L. Wang* "Synthesis of Si-Ge Oxide Nanowires via the Transformation of Si-Ge Thin Films with Self-Assembled Au Catalysts," Appl. Surf. Sci. 8, G254 (2005)

8. Y.L. Chueh, L.J. Chou, S.L. Cheng, J.H. He and L.J. Chen* "Light Emitting β-Fe(SiXGe1-X)2Nanodots on Si0.8Ge0.2 Substrate," Electrochem. Solid-State Lett. 8, G137 (2005)

9. C.L. Hsin, J.H. He and L.J. Chen* "Growth of In2O3 nanocrystal chains by a vapor transport and condensation method," Appl. Sur. Sci. 244, 101 (2005)

10. J.H. He, Y.L. Chueh, W.W. Wu, S.W. Lee, L.J. Chen* and L.J. Chou "Self-Assembled SiGe Quantum Rings Mediated by Au Nanoparticles," Thin Solid Films 469, 478 (2004)

11. W.W. Wu, J.H. He, S.L. Cheng, S.W. Lee and L.J. Chen* "Self-Assembled NiSi Quantum-Dot Arrays on Epitaxial Si0.7Ge0.3 on (001)Si," Appl. Phys. Lett. 83, 1836 (2003)[Selected for Virtual Journal of Nanoscale Science & Technology 8, Issue 10 (2003)]

12. J.H. He, W.W. Wu, H.H. Lin, S.L. Cheng, Y.L. Chueh, L.J. Chou and L.J. Chen* "Structural Evolution in Ge+ Implantation Amorphous Si," Appl. Surf. Sci., 212, 325 (2003)

13. S.L. Cheng, H.H. Lin, J.H. He, T.F. Chiang, C.H. Yu and L.J. Chen* "Evolution of Structural Order in Germanium Ion-Implanted Amorphous Silicon Layers," J. Appl. Phys., 92, 910 (2002) [Selected for Virtual Journal of Nanoscale Science & Technology 6, Issue 2 (2002)]

Patent

1. Z.L. Wang, X.D. Wang, J.H. Song, J. Zhou and J.H. He "Nanogenerator comprising piezoelectric semiconducting nanostructures and Schottky conductive contacts", US Patent No. 6,586,095