>> PUBLICATIONS

2020

• 17.

  Y. Wang, A. B. Djurišić, W. Chen, F. Liu, R. Cheng, S. P. Feng, A. M. C. Ng, Z. He, Metal oxide charge transport layers in perovskite solar cells - optimising low temperature processing and improving the interfaces towards low temperature processed, efficient and stable devices, submitted.

   

• 16.

  S. Liu, C. Y. Tso, H. H. Lee, K. M. Yu, S. P. Feng, B. Huang, Optically Transparent VO₂Thermochromic Wood for Smart Windows, submitted.

   

• 15.

  M. Zhang, M. Wu, Z. W, R. Cheng, D.Y.C. Leung, Z. Lu, S. P. Feng, Efficient sunlight driven CO₂ Reduction on Graphene-wrapped Cu-Pt/ rTiO₂ @ SiO₂, submitted

• 14.

  C. Cheng, Y. Dai, J. Yu, C. Liu, S. Wang, S. P. Feng, M. Ni, Review of Liquid-based Systems to Recover Low-grade Waste Heat for Electrical Energy Generation, submitted.

• 13.

  J. Chen, Z. Wang, J. Mao, C. Liu, Z. Lu, Y. Chen, S.P. Feng, Bimetallic Ag-Cu Nanosheets Assembled Flower-like Structure for Oxygen Reduction Reaction, submitted.

• 12.

  P. Swetha, J. Chen, A. S. Kumar, S. P. Feng, High index facets-Ag nanoflower enabled efficient electrochemical detection of lead in blood serum and cosmetics, Journal of Electroanalytical Chemistry, under revision.

• 11.

  R. Cheng, S. P. Feng, Role of Formamidinium in the Crystallization of FAxMA1-xPbI3-yCly Perovskite via Recrystallization-Assisted Bath-Immersion Sequential Ambient Deposition, Journal of Power Sources, accepted.

• 10.

  J. N. Liu, M. C. Sil, R. Cheng, S. P. Feng, C. M. Chen, Surface silanization of polyimide for autocatalytic metallization, The Journal of The Minerals, Metals & Materials Society (JOM), accepted.

• 9.

  L. Wang, R. Cheng, C. Liu, M. C. Ma, W. Wang, G. Yang, M. K. H. Leung, F. Liu, S. P. Feng, Tri-Electrolyte Aluminum/Air Cell with High Stability and Voltage Beyond 2.2 V, Materials Today Physics, 14, 100242, 2020. (PDF)

• 8.

  Z. Wang, H. Lee, J. Chen, M. Wu, D.Y.C. Leung, C. A. Grimes, Z. Lu, Z. Xu, S. P. Feng, Synergistic effects of Pd–Ag bimetals and g-C₃N₄ photocatalysts for selective and efficient conversion of gaseous CO₂, Journal of Power Sources, published online.

  (PDF)

• 7.

  C. G. Han, X. Qian, Q. Li, B. Deng, Y. Zhu, Z. Han, W. Zhang, W. Wang, S. P. Feng, G. Chen, W. Liu, Giant Thermopower of Ionic Gelatin Near Room Temperature, Science, published online.

  (PDF)

• 6.

  B. Peng, X. Ji, M. Chu, J. Liu, Y. Li, M. Chen, Z. Zhou, C. Zhang, Q. Miao, H. Dong, B. Huang, W. Hu, S. P. Feng, W. D. Li, K. L. Chan, A Transfer Method for Organic Semiconductor Towards High-mobility, Bias-stable, and Flexible Field Effect Transistors, Advanced Materials Technologies, published online.

• 5.

  S. Sorcar, S. Yoriya, H. Lee, C. Grimes, S. P. Feng, A Review of Recent Progress in Gas Phase CO₂ Reduction and Suggestions on Future Advancement, Materials Today Chemistry, published online.

  (PDF)

• 4.

  J. Wang, Z. Xiong, M. Liu, X. M. Li, J. Zheng, X. Zhan, W. Ding, J. Chen, X. Li, X. Li, S. P. Feng, J. Tang, Rational Design of Reversible Redox Shuttle for Highly Efficient Light-Driven Microswimmer, ACS Nano, accepted.

• 3.

  W. T. Wang, P. Chen, C. H. Chiang, T. F. Guo, C. G. Wu, S. P. Feng, Synergistic Reinforcement of Built-in Electric Fields for Highly Efficient and Stable Perovskite Photovoltaics, Advanced Functional Materials, 30, 1909755, 2020.

  (PDF)

• 2.

  K. Mu, X. Wang, K. H. Li, S. P. Feng, Asymmetric Thermoelectrochemical Cell for Harvesting Low-grade Heat under Isothermal Operation, Journal of Visualized Experiments (JoVE), 156, e60768, 2020.

  (PDF)

• 1.

  J. Chen, Z. Wang, H. Lee, J. Mao, C. A. Grimes, C. Liu, M. Zhang, Z. Lu, Y. Chen, S. P. Feng, Efficient Electroreduction of CO₂ to CO by Ag Decorated S-doped g-C₃N₄/CNT Nanocomposites at Industrial-scale Current Density, Materials Today Physics, 12, 100176, 2020.

  (PDF)

2019

• 16.

  A. Khan, C. Liang, Y. T. Huang, C. Zhang, J. Cai, S. P. Feng, W. D. Li, Template‐Electrodeposited and Imprint-Transferred Microscale Metal-Mesh Transparent Electrodes for Flexible and Stretchable Electronics, Advanced Engineering Materials, 21, 1900723, 2019.

  (PDF)

• 15.

  M. Chen, J. Yang, Z. Wang, Z. Xu, H. Lee, H. Lee, Z. Zhou, S. P. Feng, S. Lee, J. Pyo, S. K. Seol, D. K. Ki, J. T. Kim, 3D Nanoprinting of Perovskites, Advanced Materials, 31, 1904073, 2019 (Featured as front cover) 

  (PDF)

• 14.

  L. Chen, J. Cai, J. Li, S. P. Feng, G. Wei, W. D. Li, Nanostructured Texturing of CH₃NH₃PbI₃ Perovskite Thin Film on Flexible Substrate for Photodetector Application, Organic Electronics, 71, 284-289, 2019.

  (PDF)

• 13.

  X. Wang, Y. T. Huang, C. Liu, K. Mu, K. H. Li, S. Wang, Y. Yang, L. Wang, C. H. Su, S. P. Feng, Direct Thermal Charging Cell for Converting Low-grade Heat to Electricity, Nature Communications, 10, 4151, 2019. (Featured in editor's highlights) 

  (PDF)

• 12.

  R. Cheng, C. C. Chung, H. Zhang, F. Liu, W. T. Wang, Z. Zhou, S. Wang, A. B. Djurišić, S. P. Feng, Tailoring Triple-Anion Perovskite Material for Indoor Light Harvesting with Restrained Halide Segregation and Record High Efficiency Beyond 36%, Advanced Energy Materials, 9, 1901980, 2019 (Featured as front cover). 

  (PDF)

• 11.

  X. Zhan, J. Wang, Z. Xiong, X. Zhang, Y. Zhou, J. Zheng, J. Chen, S.P. Feng, J. Tang, Enhanced Ion Tolerance of Electrokinetic Locomotion in Polyelectrolyte Coated Microswimmer, Nature Communications, 10, 3921, 2019. 

  (PDF)

• 10.

  Z. Zhou, Q. Wu, S. Wang, Y.T. Huang, H. Guo, S.P. Feng, P.K.L. Chan, Field-Effect Transistors Based on Two-Dimensional Organic Semiconductors Developed by a Hybrid Deposition Method, Advanced Science, 6, 1900775, 2019.

  (PDF)

• 9.

  Y. T. Huang, H. Lee, W. D. Li, S. P. Feng, Engineered Platinum Nanoparticles via Pulse Electrochemical Deposition for Bifacially Transparent and Efficient Full-plastic Dye-sensitized Solar Cells, Journal of Power Sources, 435, 226801, 2019.

  (PDF)

• 8.

  C. Liu, Q. Song, J. Chen, X. Li, J. Cai, Z. Lu, W. D. Li, N. X. Fang, S. P. Feng, Electromagnetic and Chemical Enhancements of Surface-Enhanced Raman Scattering Spectra from Cu₂O Hexagonal Nanoplates, Advanced Materials Interfaces, 6, 1900534, 2019. (PDF)

• 7.

  S. T. Tsai, P. C. Chiang, C. Liu, S. P. Feng, C. M. Chen, Suppression of Void Formation at Sn/Cu Joint Due to Twin Formation in Cu Electrodeposit, The Journal of The Minerals, Metals & Materials Society (JOM), 71, 3012-3022, 2019. 

  (PDF)

• 6.

  Z. Zheng, P. C. Chiang, Y. T. Huang, W. T. Wang, P. C. Li, Y. H. Tsai, C. M. Chen, S. P. Feng, Study of Grain Size Effects of Cu Metallization on Interfacial Microstructures of Solder Joints, Microelectronics Reliability, 99, 44-51, 2019.

  (PDF)

• 5.

  Z. Xu, M. Chen, H. Lee, S. P. Feng, J. Y. Park, S. Lee, J. T. Kim, X-ray-Powered Micromotors, ACS Applied Materials & Interfaces, 11, 15727-15732, 2019. 

  (PDF)

• 4.

  J. Cai, M. Zhang, Z. Sun, C. Zhang, C. Liang, A. Khan, X. Ning, H. Ge, S. P. Feng, W. D. Li, Highly-facile Template-based Selective Electroless Metallization of Micro- and Nanopatterns for Plastic Electronics and Plasmonics, Journal of Materials Chemistry C, 7, 4363-4373, 2019.

  (PDF)

• 3.

  R. Cheng, C. C. Chung, H. Zhang, Z. Zhou, P. Zhai, Y. T. Huang, H. Lee, S. P. Feng, An Air Knife-assisted Recrystallization Method for Ambient-process Planar Perovskite Solar Cells and Its Dim-light Harvesting, Small, 15, 1804465, 2019.

  (PDF)

• 2.

  Z. Yang, X. Huang, X. Ma, Z. Zhou, H. Guo, Z. Yao, S. P. Feng, C. Y. Tang, Fabrication of a Novel and Green Thin-film Composite Membrane Containing Nanovoids for Water Purification, Journal of Membrane Science, 570, 314-321, 2019.

  (PDF)

• 1.

  X. H. Li, C. Liu, S. P. Feng, N. X. Fang, Broadband Light Management with Thermochromic Hydrogel Microparticles for Smart Windows, Joule, 3, 290-302, 2019.

  (PDF)

2018

• 8.

  Z. Yang, Z. Zhou, H. Guo, Z. Yao, X. Ma, X. Song, S. P. Feng, C. Tang, Tannic Acid/Fe³⁺ Nanoscaffold for Interfacial Polymerization: Toward Enhanced Nanofiltration Performance, Environmental Science & Technology, 52, 9341-9349, 2018.

  (PDF)

• 7.

  J. Chen, C. Liu, Y. T. Huang, H. Lee, S. P. Feng, Study of the Growth Mechanisms of Nanoporous Ag Flowers for Non-Enzymatic Glucose Detection, Nanotechnology, 29, 505501, 2018 (Featured as front cover).

  (PDF)

• 6.

  Z. Zhou, Z. Zhang, Q. Wu, X. Ji, J. Wang,  X. C. Zeng, S. P. Feng, P. K. L. Chan, Inch-Scale Grain Boundary Free Organic Crystals Developed by Nucleation Seed-Controlled Shearing Method, ACS Applied Materials & Interfaces, 10, 35395-35403, 2018.

  (PDF)

• 5.

  P. Swetha, S. P. Feng, High-index Facet Defined Shaped-controlled Electrochemical Synthesis of Nanocrystals, Electrochemistry Communications, 94, 64-69, 2018.

  (PDF)

• 4.

  P. Zhai, R. Cheng, L. Ren, Y. T. Huang, H. Lee, S. P. Feng, In-situ Interface Engineering of TiO₂ Nanocrystals for Fully Ambient-processed Perovskite Solar Cells, Solar RRL, 2, 1800103, 2018.

  (PDF)

• 3.

  K. W. Kwan, S. J. Li, N. Y. Hau, W. D. Li, S. P. Feng, A. H. W. Ngan, Light-stimulated Actuators Based on Nickel Hydroxide-oxyhydroxide, Science Robotics, 3, eaat4051, 2018.

  (PDF)

• 2.

  H. Lee, Y. T. Huang, M. W. Horn, S. P. Feng, Engineered Optical and Electrical Performance of RF–sputtered Undoped Nickel Oxide Thin Films for Inverted Perovskite Solar Cells, Scientific Reports, 8, 5590, 2018.

  (PDF)

• 1.

  Y. C. Tseng, H. Lee, N. Y. Hau, S. P. Feng, C. M. Chen,  Electrodeposition of Ni on Bi₂Te₃ and Interfacial Reaction Between Sn and Ni-coated Bi₂Te₃, Journal of Electronic Materials, 47, 27-34, 2018.

  (PDF)

2017

• 11.

  X. Wang, S. P. Feng, Thermal Capacitive Electrochemical Cycle on Carbon-based Supercapacitor for Converting Low-grade Heat to Electricity, Frontiers in Mechanical Engineering, 3, 20, 2017.

  (PDF)

• 10.

  Y. T. Huang, A. Dodda, D. S. Schulman, A. Sebastian, S. P. Feng, S. Das, Anomalous Corrosion of Bulk Transition Metal Diselenides Leading to Stable Monolayers, ACS Applied Materials & Interfaces, 9, 39059-39068, 2017.

  (PDF)

• 9.

  C. Liu, Y. H. Chang, J. Chen, S. P. Feng, Electrochemical Synthesis of Cu₂O Concave Octahedrons with High-index Facets and Enhanced Photoelectrochemical Activity, ACS Applied Materials & Interfaces, 9, 39027-39033, 2017.

  (PDF)

• 8.

  P. Zhai, Y. Wang, C. Liu, X. Wang, S. P. Feng, Electric-field-tunable Conductivity in Graphene/Water and Graphene/Ice Systems, Small, 13, 1701149, 2017.

  (PDF)

• 7.

  K. W. Kwan, N. Y. Hau, S. P. Feng, A. H. W. Ngan, Electrochemical Actuation of Nickel Hydroxide/Oxyhydroxide at Sub-volt Voltages, Sensors and Actuators B: Chemical, 248, 657-664, 2017.

  (PDF)

• 6.

  Y. H. Chang, C. Liu, S. Rouvimov, T. Luo, S. P. Feng, Electrochemical Synthesis to Convert a Ag Film to Ag Nanoflowers with High Electrocatalytic Activity, Chemical Communications, 53, 6752-6755, 2017.

  (PDF)

• 5.

  C. F. Lin, N. Y. Hau, Y. T. Huang, Y. H. Chang, S. P. Feng, C. M. Chen, Synergetic Effect of Bi₂Te₃ Alloys and Electrodeposition of Ni for Interfacial Reactions at Solder/Ni/Bi₂Te₃ Joints, Journal of Alloys and Compounds, 708, 220-230, 2017.

  (PDF)

• 4.

  L. Xu, F. Dong, H. Zhuang, W. He, M. Ni, S. P. Feng, P. H. Lee, Energy Upcycle in Anaerobic Treatment: Ammonium, Methane, and Carbon Dioxide Reformation through Hybrid Electroeionization-solid Oxide Fuel Cells System, Energy Conversion and Management, 140, 157-166, 2017.

  (PDF)

• 3.

  A. Khan, Y. T. Huang, T. Miyasaka, M. Ikegami, W. D. Li, S. P. Feng, Solution-Processed Transparent Nickel-Mesh Counter Electrode with in-Situ Electrodeposited Platinum Nanoparticles for Full-Plastic Bifacial Dye-Sensitized Solar Cells, ACS Applied Materials & Interfaces, 9, 8083-8091, 2017.

  (PDF)

• 2.

  Y. T. Huang, R. Cheng, P. Zhai, H. Lee, Y. H. Chang, S. P. Feng, Solution-based Synthesis of Ultrasmall Nb₂O₅ Nanoparticles and Its Application in Dye-sensitized and Perovskite Solar Cells, Electrochimica Acta, 236, 131-139, 2017.

  (PDF)

• 1.

  N. Y. Hau, P Yang, P. H. Lee, S. P. Feng, Aminosilane-assisted Electrodeposition of Gold Nanodendrites and Their Catalytic Properties, Scientific Reports, 7, 39839, 2017.

  (PDF)

2016

• 8.

  B. Dai, J. Wang, Z. Xiong, X. Zhan, W. Dai, C. C. Li, S. P. Feng, J. Tang, Programmable Artificial Phototactic Microswimmers, Nature Nanotechnology, 11, 1087-1092, 2016.

  (PDF)

• 7.

  P. Zhai, H. Lee, Y. T. Huang, T. C. Wei, S. P. Feng, Study on Blocking Effect of Quantum-dot TiO₂ Compact Layer in Dye-sensitized Solar Cells with Ionic Liquid Electrolyte under Low-intensity Illumination, Journal of Power Sources, 329, 502-509, 2016.

  (PDF)

• 6.

  H. Lee, P. Zhai, R. Cheng, Y. T. Huang, S. P. Feng, Study on Transparency and Hierarchical Structure with TiO₂ Quantum Dots for Efficient Back-side Illuminated Dye-sensitized Solar Cells, Electrochimica Acta, 213, 155-162, 2016.

  (PDF)

• 5.

  X. Ji, H. Y. Lau, X. Ren, B. Peng, P. Zhai, S. P. Feng, P. K. L. Chan, Bioelectronics: Highly Sensitive Metabolite Biosensor Based on Organic Electrochemical Transistor Integrated with Microfluidic Channel and Poly(N-vinyl-2-pyrrolidone)-capped Platinum Nanoparticles, Advanced Materials Technologies, 1, 1600042, 2016.

  (PDF)

• 4.

  K. C. Lai, P. Y. Wu, C. M. Chen, T. C. Wei, C. H. Wu, S. P. Feng, Interfacial Characterizations of a Nickel-phosphorus Layer Electrolessly Deposited on a Silane Compound-modified Silicon Wafer under Thermal Annealing, Journal of Electronic Materials, 45, 4813-4822, 2016.

  (PDF)

• 3.

  C. C. Li, N. Y. Hau, Y. Wang, A. K. Soh, S. P. Feng, Temperature-dependent Effect of Percolation and Brownian Motion on the Thermal Conductivity of TiO₂-ethanol Nanofluids, Physical Chemistry Chemical Physics, 18, 15363-15368, 2016.

  (PDF)

• 2.

  C. Liu, H. Lee, Y. H. Chang, S. P. Feng, The Study of Electrical Conductivity and Diffusion Behavior of Water-based and Ferro/ferricyanide-electrolyte-based Alumina Nanofluids, Journal of Colloid and Interface Science, 469, 17-24, 2016.

  (PDF)

• 1.

  Y. H. Chang, C. Liu, S. P. Feng, Electrochemical Fabrication of Metal Nanostructures by Using a Hydrophilic/hydrophobic Sponge-like NiOOH/Ni(OH)₂ Template, Thin Solid Films, 603, 1-7, 2016. 

  (PDF)

2015

• 9.

  Y. H. Chang, S. P. Feng, Stepwise Anodic Electrodeposition of Nanoporous NiOOH/Ni(OH)₂ with Controllable Wettability and its Applications, HKIE Transactions, 22, 202-211, 2015. (HKIE outstanding paper award).

  (PDF)

• 8.

  H. Su, Y. T. Huang, Y. H. Chang, P. Zhai, N. Y. Hau, P. C. H. Cheung, W. T. Yeh, T. C. Wei, S. P. Feng, The Synthesis of Nb-doped TiO₂ Nanoparticles for Improved-performance Dye-sensitized Solar Cells, Electrochimica Acta, 182, 230-237, 2015. 

  (PDF)

• 7.

  P. Zhai, T. Y. Hsieh, C. Y. Yeh, C. C. Hu, J. H. Su, T. C. Wei, S. P. Feng, Tri-functional TiO₂ Nanoparticles with Exposed {001} Facets as the Additive for Cobalt-based Porphyrin-sensitized Solar Cells, Advanced Functional Materials, 25, 6093-6100, 2015.

  (PDF)

• 6.

  J. Wang, S. P. Feng, Y. Yang, N. Y. Hau, M. Munro, E. Ferreira-Yang, G. Chen, Thermal Charging Phenomenon in Electrical Double Layer Capacitors, Nano letters, 15, 5784-5790, 2015.

  (PDF)

• 5.

  P. Zhai, H. Jia, Z. Zheng, C. C. Lee, H. Su, T. C. Wei, S. P. Feng, Tuning Surface Wettability and Adhesivity of Nitrogen-doped Graphene Foam After Water Vapor Treatment for Efficient Oil Removal, Advanced Materials Interfaces, 2, 1500243-1500250, 2015. 

  (PDF)

• 4.

  Y. Cai, H. E. Wang, M. J. Xu, Y. Yu, J. Jin, R. L. Zhang, Y. Li, S. P. Feng, B. L. Su, Hierarchically Structured Porous TiO₂ Microspheres Constructed by Interconnected Coarse Nanorods as High-performance Lithium-ion Battery Anode, Chemical Engineering Journal, 281, 844-851, 2015.

  (PDF)

• 3.

  H. T. Yu, T. C. Wei, P. Zhai, S. P. Feng, M. Ikegami, T. Miyasaka, A Room-temperature Process for Fabricating a Nano-Pt Counter Electrode on a Plastic Substrate for Efficient Dye-sensitized Cells, Journal of Power Sources, 283, 351-357, 2015.

  (PDF)

• 2.

  N. Y. Hau, Y. H. Chang, S. P. Feng, Kinetics Study of Silver Electrocrystallization on (3-mercaptopropyl)Trimethoxysilane-grafted Indium Tin Oxide Plastic Substrate, Electrochimica Acta, 158, 121-128, 2015.

  (PDF)

• 1.

  P. Zhai, C. C. Lee, Y. H. Chang, C. Liu, T. C. Wei, S. P. Feng, A Significant Improvement in the Electrocatalytic Stability of N-doped Graphene Nanosheets Used as a Counter Electrode for [Co(bpy)₃]^3+/2+ Dased Porphyrin-sensitized Solar Cells, ACS Applied Materials & Interfaces, 7, 2116-2123, 2015.

  (PDF)

2014

• 11.

  Y. H. Chang, N. Y. Hau, C. Liu, Y. T. Huang, C. C. Li, K. Shih, S. P. Feng, A Short-range Ordered-disordered Transition of NiOOH/Ni(OH)₂ Pair Induces Switchable Wettability, Nanoscale, 6, 15309-15315, 2014.

  (PDF)

• 10.

  F. Xie, S. J. Cherng, S. Lu, Y. H. Chang, W. E. I. Sha, S. P. Feng, C. M. Chen, W. C. H. Choy, Functions of Self-assembled Ultrafine TiO₂ Nanocrystals for High Efficient Dye-sensitized Solar Cells, ACS Applied Materials & Interfaces, 6, 5367-5373, 2014.

  (PDF)

• 9.

  P. Zhai, T. C. Wei, Y. H. Chang, Y. T. Huang, W. T. Yeh, H. Su, S. P. Feng, High Electrocatalytic and Wettable Nitrogen-doped Microwave-exfoliated Graphene Nanosheets as Counter Electrode for Dye-sensitized Solar Cells, Small, 10, 3347-3353, 2014.

  (PDF)

• 8.

  P. Zhai, Y. H. Chang, Y. T. Huang, T. C. Wei, H. Su, S. P. Feng, Water-soluble Microwave-exfoliated Graphene Nanosheet/platinum Nanoparticle Composite and Its Application in Dye-sensitized Solar Cells, Electrochimica Acta, 132, 186-192, 2014.

  (PDF)

• 7.

  H. Su, M. Zhang, Y. H. Chang, P. Zhai, N. Y. Hau, Y. T. Huang, C. Liu, A. K. Soh, S. P. Feng, Highly Conductive and Low Cost Ni-PET Flexible Substrate for Efficient Dye-sensitized Solar Cells, ACS Applied Materials & Interfaces, 6, 5577-5584, 2014.

  (PDF)

• 6.

  Z. Wang, C. Fan, X. Ren, Y. H. Chang, H. Li, S. P. Feng, S. Shi, P. K. L. Chan, Low Cost Universal High-k Dielectric for Solution Processing and Thermal Evaporation Organic Transistors, Advanced Materials Interfaces, 1, 1300119-1300125, 2014.

  (PDF)

• 5.

  T. C. Wei, H. H. Chen, Y. H. Chang, S. P. Feng, Hydrophobic Electrolyte Pastes for Highly Durable Dye-sensitized Solar Cells, Journal of The Electrochemical Society, 161, H214-H219, 2014.

  (PDF)

• 4.

  N. Y. Hau, Y. H. Chang, Y. T. Huang, T. C. Wei, S. P. Feng, Direct Electroplated Metallization on Indium Tin Oxide Plastic Substrate, Langmuir, 30, 132-139, 2014.

  (PDF)

• 3.

  Y. H. Chang, Y. T. Huang, M. K. Lo, C. F. Lin, C. M. Chen, S. P. Feng, Electrochemical Fabrication of Transparent Nickel Hydroxide Nanostructures with Tunable Superhydrophobicity/Superhyrophilicity for 2D Microchannels Application, Journal of Materials Chemistry A, 2, 1985-1990, 2014.

  (PDF)

• 2.

  H. K. Cheng, S. P. Feng, Y. J. Lai, K. C. Liu, Y. L. Wang, T. F. Liu, C. M. Chen, Effect of Polyimide Baking on Bump Resistance in Flip-chip Solder Joints, Microelectronics Reliability, 54, 629-632, 2014.

  (PDF)

• 1.

  H. Su, J. Zhang, W. Ma, K. Wei, L. Liu, H. Fu, S. P. Feng, A. K. Soh, In-situ Fabrication of Highly Dense Nanoeutectic Al₂O₃/YAG Composite Ceramics by a Modified Laser Surface Processing, Journal of the European Ceramic Society, 34, 739-744, 2014.

  (PDF)

2013

• 4.

  Y. T. Huang, Y. Y. Zhan, S. J. Cherng, C. M. Chen, S. P. Feng, T. C. Wei, Surface Metallization of Polyimide as a Photoanode Substrate for Rear-illuminated Dye-sensitized Solar Cells, Journal of The Electrochemical Society, 160, H581-H586, 2013.

  (PDF)

• 3.

  T. C. Wei, Y. H. Chang, S. P. Feng, H. H. Chen, A Semi-experimental Method for Fast Evaluation of the Performance of Grid-type Dye-sensitized Solar Module, International Journal of Electrochemical Science, 8, 9256-9263, 2013.

  (PDF)

• 2.

  Y. T. Huang, S. P. Feng, C. M. Chen, Nickel Substrate Covered with a Sn-based Protection Bi-layer as a Photoanode Substrate for Dye-sensitized Solar Cells, Electrochimica Acta, 99, 230-237, 2013.

  (PDF)

• 1.

  S. P. Feng, Y. H. Chang, J. Yang, B. Poudel, B. Yu, Z. F. Ren, G. Chen, Reliable Contact Fabrication on Nanostructured Bi₂Te₃-based Thermoelectric Materials, Physical Chemistry Chemical Physics, 15, 6757-6762, 2013.

  (PDF)

2012

• 3.

  J. L. Lan, T. C. Wei, S. P. Feng, C. C. Wan, G. Cao, Effects of Iodine Content in the Electrolyte on the Charge Transfer and Power Conversion Efficiency of Eye-sensitized Solar Cell under Low Light Intensities, The Journal of Physical Chemistry C, 116, 25727-25733, 2012.

  (PDF)

• 2.

  T. C. Wei, S. P. Feng, Y. H. Chang, S. J. Cherng, C. M. Chen, Fabrication and Characterization of Interconnected Grid-type Dye Sensitized Solar Modules, International Journal of Electrochemical Science, 7, 11904-11916, 2012.

  (PDF)

• 1.

  R. Zheng, J. Gao, J. Wang, S. P. Feng, H. Ohtani, J. Wang, G. Chen, Thermal Percolation in Stable Graphite Suspensions, Nano Letters, 12, 188-192, 2012.

  (PDF)

2011

• 3.

  D. Kraemer, B. Poudel, H. P. Feng, J. C. Caylor, B. Yu, X. Yan, Y. Ma, X. Wang, D. Wang, A. Muto, K. McEnaney, M. Chiesa, Z. F. Ren, G. Chen, High-performance Flat-panel Solar Thermoelectric Generators with High Thermal Concentration, Nature Materials, 10, 532-538, 2011.

  (PDF)

• 2.

  H. P. Feng, T. Paudel, B. Yu, S. Chen, Z. F. Ren, G. Chen, Nanoparticle-enabled Selective Electrodeposition, Advanced Materials, 23, 2454-2459, 2011. 

  (PDF)

• 1.

  H. P. Feng, B. Yu, S. Chen, K. Collins, C. He, Z. F. Ren, G. Chen, Studies on Surface Preparation and Smoothness of Nanostructured Bi₂Te₃-based Alloys by Electrochemical and Mechanical Methods, Electrochimica Acta, 56, 3079-3084, 2011.

  (PDF)

2010

• 2.

  M. Y. Cheng, K. W. Chen, T. F. Liu, Y. L. Wang, H. P. Feng, Effects of Direct Current and Pulse-reverse Copper Plating Waveforms on the Incubation Behavior of Self-annealing, Thin Solid Films, 518, 7468-7474, 2010.

  (PDF)

• 1.

  J. L. Lan, H. P. Feng, T. C. Wei, C. Peng, H. P. Cheng, W. H. Chen, Y. H. Chang, W. C. Hsu, C. C. Wan, Platinum Nanoparticles on Flexible Carbon Fiber Paper Without Transparent Conducting Oxide Glass as Counter Electrode for Dye-sensitized Solar Cells, Journal of the Chinese Chemical Society, 57, 1217-1220, 2010.

  (PDF)

2009

• 1.

  J. L. Lan, Y. Y. Wang, C. C. Wan, T. C. Wei, H. P. Feng,  C. Peng, H. P. Cheng, Y. H. Chang, W. C. Hsu, The Simple and Easy Way to Manufacture Counter Electrode for Dye-sensitized Solar Cells, Current Applied Physics, 10, S168-171, 2009.  

  (PDF)

2008

• 2.

  H. P. Feng, J. Y. Lin, Y. Y. Wang, C. C. Wan, Effect of Light Illumination for Copper Oxidation After Chemical Mechanical Polishing, Journal of the Electrochemical Society, 155, H620-624, 2008.

  (PDF)

• 1.

  H. P. Feng, J. Y. Lin, M. Y. Cheng, Y. Y. Wang, C. C. Wan, Behavior of Copper Removal by CMP and its Correlation to Deposit Structure and Impurity Content, Journal of the Electrochemical Society, 155, H21-25, 2008.

  (PDF)

2007

• 2.

  J. Y. Lin, C. C. Wan, Y. Y. Wang, H. P. Feng, Void Defect Reduction after Chemical Mechanical Planarization of Trenches Filled by Direct/Pulse Plating, Journal of the Electrochemical Society, 154, D139-144, 2007.

  (PDF)

• 1.

  J. Y. Lin, Y. Y. Wang, C. C. Wan, H. P. Feng, M. Y. Cheng, Impurity Induced Localized Corrosion Between Copper and Tantalum Nitride during Chemical Mechanical Planarization, Electrochemical and Solid-State Letters, 10, H23-26, 2007.

  (PDF)

2006

• 1.

  H. P. Feng, M.Y. Cheng, Y. L. Wang, S. C. Chang, Y. Y. Wang, C.C. Wan, Mechanism for Cu Void Defect on Various Electroplated Film Conditions, Thin Solid Films, 498, 56-59, 2006.

  (PDF)

2005

• 1.

  C. W. Liu, Y. L. Wang, M. S. Tsai, H. P. Feng, S. C. Chang, G. J. Hwang, Effect of Plating Current Density and Annealing on Impurities in Electroplated Cu film, Journal of Vacuum Science & Technology A, 23, 658-662, 2005.

  (PDF)

2003

• 1.

  H. P. Feng, Y. Wu, Y. Y. Wang, C. C. Wan, Electroless Cu Deposition Process on TiN for ULSI Interconnect Fabrication via Pd/Sn Colloid Activation, Journal of Electronic Materials, 32, 9-17, 2003. 

  (PDF)

2002

• 1.

  Y. Wu, W. C. Chen, H. P. Feng, C. C. Wan, Y. Y. Wang, Displacement Reaction between Metal Ions and Nitride Barrier Layer/silicon Substrate, Journal of the Electrochemical Society, 149, G309-317, 2002.

  (PDF)

Conference Papers

• 4.

  H. Lee, Y. T. Huang S. P. Feng, Nickel Oxide Thin Films by Radio Frequency Sputter for Inverted Perovskite Solar Cells, IEEE 44th Photovoltaic Specialist Conference (PVSC), 1012-1014, 2017.

• 3.

  R. C. Roberts, J. Wu, N. Y. Hau, Y. H. Chang, S. P. Feng, D. C. Li, Facile 3D Metal Electrode Fabrication for Energy Applications via Inkjet Printing and Shape Memory Polymer, Journal of Physics: Conference Series 557, 012006, 2014. (PDF)

• 2.

  G. Chen, D. Kraemer, A. Muto, K. McEnaney, H. P. Feng, W. S. Liu, Q. Zhang, B. Yu, Z. Ren, Thermoelectric Energy Conversion Using Nanostructured Materials, Proceedings of Society of Photo-Optical Instrumentation Engineers (SPIE) 80311, J1-4, 2011. (PDF)

• 1.

  H. P. Feng, M. Y. Cheng, Y. Y. Wang, C. C. Wang, Investigation of the Behaviors of Various Electroplated Copper Films During CMP, NSTI Nanotechnology Conference and Trade Show 1, 248-251, 2006. (PDF)

Invited Presentations

• 15.

  Shien-Ping Feng and Xun Wang, Thermo-electrochemical Cell for Converting Heat to Electricity, International Conference on Flexible & Printed Optoelectronic Materials and Devices (ICFPOE 2019), Changsha, China, 20 – 22 September, 2019.

• 14.

  Shien-Ping Feng, Asymmetric Thermo-electrochemical Cell for Low-Grade-Heat-to-Electricity Conversion, The 2019 EITA Conference on New Materials, Nanotechnology, Healthcare, New Energy and Sustainable Smart Manufacturing, National Chiao-Tung University, Hsinchu, Taiwan, 11-12 September, 2019.

• 13.

  Shein-Ping Feng, Thermal-Charing Effect for Heat-to-Electricity Conversion, Research Institute for Sustainable Urban Development Annual International Symposium 2018 (RAIS 2018), The Hong Kong Polytechnic University (PolyU), 29 – 30 June 2018.

• 12.

  S. P. Feng, Y. H. Chang, C. Liu, Electrochemical Fabrication of Functional Ag Nanocrystals with Highly Electrocatalytic Activity, TMS 2017 146^th Annual Meeting and Exhibition, San Diego Convention Center and Marriott Marquis & Marina, San Diego, California, the USA, 26 February – 2 March 2017.

• 11.

  S. P. Feng, Stepwise Anodic Electrodeposition of Nanoporous NiOOH/Ni(OH)₂ with Controllable Wettability and its Applications, the 9th Chemical Engineering Conference in Mainland Taiwan and Hong Kong, National Chung Hing University, Taiwan, 17 October 2016.

• 10.

  S. P. Feng, Electrical-potential Dependent Enhancement of Heat Transport in Graphite Suspensions, Society of Engineering Science 53^rd Annual Technical Meeting, the University of Maryland, Maryland, the USA 2-5 October 2016.

• 9.

  S. P. Feng, Y. H. Chang, Anodic Electroplating Nickel Hydroxide Nanostructures and Its Applications, The 4th Young Investigator Conference (EITA-YIC), The Maclaurin Buildings, Massachusetts Institute of Technology, Cambridge, MA, USA, 6-7 August 2015.

• 8.

  S. P. Feng, Metal-free Nitrogen Doped Microwave-exfoliated Graphene Nanosheets as High-electrocatalytic Counter Electrode for Dye Sensitized Solar Cells, Progress in Electromagnetics Research Symposium (PIERS), Guangzhou, China, 25-28 August 2014.

• 7.

  S. P. Feng, Y. H. Chang, Nickel Hydroxide Nanostructures for 2D Microchannels Applications, International Symposium on Advanced Functional Materials (ISAFM), Kuala Lumpur, Malaysia, 1-2 August 2014.

• 6.

  S. P. Feng, Y. H. Chang, Electroplating Ni-Au Low Ohmic Contacts on Nanostructured Bi₂Te₃ Alloys, TMS Annual Meeting, San Diego, CA, USA, 15-19 February 2014.

• 5.

  S. P. Feng, Reliable Contact Fabrication by Electroplating Nickel/Gold on Nanostructured Bi₂Te₃-based Alloys Pretreated by Self-assembled MPS Monolayer", THERMEC 2013, Las Vegas, NV, USA, 2-6 December 2013.

• 4.

  S. P. Feng, Electrochemical Fabrication of Optical Transparent and Tunable Wettability Nickel Hydroxide for 2D Microfluidic Channels, The 3rd Young Investigator Conference (EITA-YIC), Ray and Maria Stata Center, Massachusetts Institute of Technology, Cambridge, MA, USA, 1-2 August 2013.

• 3.

  S. P. Feng, Y. H. Chang, Superhydrophobic Coating of Chemical Functionalized Metal Hydroxide Nanostructures on Transparent Conductive Substrates, TMS Annual Meeting, San Antonio, TX, USA, 3-7 March 2013.

• 2.

  S. P. Feng, T. Paudel, B. Yu, S. Chen, Z. F. Ren, G. Chen, Method of Selective Electroplating Having Strong Adhesion and Exceptional Uniformity by Nanoparticle Immobilization, TMS Annual Meeting, Orlando, FL, USA, 11-15 March 2012.

• 1.

  G. Chen, D. Kraemer, B. Poudel, H. P. Feng, J. C. Caylor, G. Joshi, B. Yu, X. Yan, Y. Ma, X. Wang, D. Wang, A. Muto, K. McEnaney, M. Chiesa, Z. F. Ren, Solar Thermoelectric Energy Conversion, Thermoelectrics Application Workshop, San Diego, CA, 3-4 January 2011.

Oral Persentations

• 6.

  S. P. Feng, Asymmetric Thermo-Electrochemical Cell for Low-Grade-Heat-toElectricity Conversion, MRS Fall Meeting, Boston, MA, USA, 1 - 6 December 2019.

• 5.

  R. Cheng, S. P. Feng, Fully Ambient Fabrication of Large-grain CH₃NH₃PbI₃-xCl_x Monolayer for High Efficiency n-i-p Planar Perovskite Solar Cell, Golden-triangle Conference, Hong Kong, 23 August 2017.

• 4.

  A. Khan, Y. T. Huang, S. P. Feng, W. D. Li, Flexible Transparent Electrode with Embedded Metal Mesh Fabricated via Templatebased Electrodeposition for Full-Plastic Bifacial Dye-sensitized Solar Cells, 61st EIPBN, Orlando, FL, USA, 30 May - 2 June 2017.

• 3.

  S. P. Feng, Y. H. Chang, C. Liu, Electrochemical Fabrication of Japonica-like Silver Flowers, 12^th Nanotechnology Products and Summit, Melbourne, Australia, 24-25 November 2016.

• 2.

  S. P. Feng, High Electrocatalytic and Wettable Nitrogen-doped Microwave-exfoliated Graphene Nanosheets as Counter Electrode for Dye-Sensitized Solar Cells, MRS Fall Meeting, Boston, MA, USA, 31 November - 5 December 2014.

• 1.

  B. Yu, H. Wang, Y. Lan, X. Yan, B. Produel, J. C. Caylor, H. P. Feng, G. Chen, Z. F. Ren, Studies of Sputtered Metal Interlayers on Metallization of Bismuth Telluride Based Thermoelectric Materials, MRS Fall Meeting, Boston, USA, 29 November - 3 December 2010.

Poster Presentations

• 13.

  J. N. Chen, S. P. Feng, Bimetallic Ag-Cu Nanosheets Assembled Flower-like Structure for Oxygen Reduction Reaction, 2018 MRS Fall, Boston, Massachusetts, USA, 25-30 November 2018.

• 12.

  R. Cheng, S. P. Feng, Horizontal Expansion for Ambient-processed Large-grain Perovskite Solar Cells, IPS-22, Hefei, China, 29 July - 3 August 2018.

• 11.

  X. Wang, S. P. Feng, Thermal-Charging Electrochemical Cell for Converting Low-Grade Heat in Isothermal Operation, 2018 MRS Fall, Boston, Massachusetts, USA, 25-30 November 2018.

• 10.

  X. Wang, S. P. Feng, Thermal Capacitive Electrochemical Cycle on Supercapacitor, 2017 MRS Fall, Boston, Massachusetts, USA, 26 November - 1 December 2017.

• 9.

  R. Cheng, P. Zhai, H. Lee, S. P. Feng, Quantum-dot TiO₂ Hole-blocking Layer for n-i-p Planar Perovskite Solar Cells, 2017 MRS Fall, Boston, Massachusetts, USA, 26 November - 1 December 2017.

• 8.

  J. N. Chen, C. Liu, S. P. Feng, Electrochemical Preparation and Kinetic Study of Porous Nanostructured Ag Flower for Non-enzymatic Glucose Sensing, 2017 MRS Fall, Boston, Massachusetts, USA, 26 November - 1 December 2017.

• 7.

  H. Lee, Y. T. Huang, S. P. Feng, Nickel Oxide Thin Films by Radio Frequency Sputter for Inverted Perovskite Solar Cells, PVSC-44, Washington D.C., USA, 25-30 June 2017.

• 6.

  T. C. Wei, H. P. Feng, J. L. Lan, C. Peng, Y. H. Chang, W. C. Hsu, H. P. Cheng, W. H. Chen, Engineering Work on High Transparent and High Performance Counter Electrode for DSSC, 3rd International Conference on the industrialisation of Dye Solar Cells (DSC-IC 09), Nara, Japan. 22 April 2009.

• 5.

  T. C. Wei, J. L. Lan, C. Peng, Y. H. Chang, W. C. Hsu, H. P.  Cheng, H. P. Feng, W. H. Chen, Engineering Work on Counter Electrode for DSSC, 2008 Taiwan DSSC Technology Workshop, HsinChu, Taiwan, pp. 34, August 2008.

• 4.

  J. L. Lan, Y. Y. Wang, C. C. Wan, T. C. Wei, H. P. Feng, C. Peng, H. P. Cheng, Y. H. Chang, W. C. Hsu,  The Sample and Easy Way to Manufacture Counter Electrode for Dye-sensitized Solar Cells, Renewable Energy 2008 International Conference and Exhibition, Busan, Korea, pp. 256, October 2008.

• 3.

  C. Peng, T. C. Wei, H. P. Feng, W. H. Chen, H. P. Cheng, J. L. Lan, Y. H. Chang, W. C. Hsu, C. H. Lien, Synthesizing Platinum Nano-Clusters and its Application to Manufacture Counter Electrode for Dye Sensitized Solar Cells, International Symposium on Solar Cells and Solar Fuels, Dalian, China, pp. 50, December 2008.

• 2.

  Y. H. Chang, W. C. Hsu, T. C. Wei, J. L. Lan, H. P. Feng, C. Peng, H. P. Cheng, W. H. Chen, How Charge Transfer Resistance of Tri-iodide Reduction in PVP-Pt Counter Electrode Affect Fill Factor in IV Curves, The 3rd Japan-Korea Bilateral Workshop on Dye-sensitized and Organic Solar Cell, Kitakyushu, Japan, pp. 50, December 2008.

• 1.

  W. C. Hsu, T. C.  Wei, Y. H.  Chang, J. L. Lan, H. P. Feng, C. Peng, H. P. Cheng, W. H. Chen, An Environmental Friendly Ionic Liquid as Alternative Iodide Source for Dye-Sensitized Solar Cell, The 3rd Japan-Korea Bilateral Workshop on Dye-sensitized and Organic Solar Cell, Kitakyushu, Japan, pp. 69, December 2008.

• 19.
  S.P. Feng, W. T. Wang, Y. T. Huang, Nano-twinned Copper Film prepared by water/alcohol-soluble organic additives and method of fabricating the same, CN Appl. 201911377579.2, 2019.

• 18.

  W. D. Li, J. Cai, M. Zhang, S. P. Feng, Imprinted Metallization on Polymeric Substrates, US Appl. 16/271261, 2019.

• 17.

  N. X. Fang, X. Li, C. Liu, S. P. Feng, Synthesis and Application of Light Management with Thermochromic Hydrogel Microparticles, US Appl. 62/756260, PCT/US2019/60002.

• 16.

  S. P. Feng, X. Wang, Y. T. Huang, Z. Zheng, L. Wang, K. H. Li, K. Mu, Thermo-electric Capacitor, US Appl. 62/617514, PCT/CN2019/071777, TW 201935723. (PDF)

• 15.

  X. Ji, H. Y. Lau, X. Ren, T. S. Cai, K. L. Chan, S. P. Feng, P. Zhai, Portable Sensor and System for Noninvasive Monitoring, CN Appl. 201621054559.3., 2016.

• 14.

  S. P. Feng, H. Su, Y. H. Chang, Y. T. Huang, N. Y. Hau, P. Zhai, One-pot Synthesis of Nb₂O₅-doped TiO₂ Nanoparticles, US 9183993, 2015. (PDF)

• 13.

  H. P. Feng, G. Chen, Y. Bo, Z. Ren, S. Chen, Method for Forming Contact Layers on Thermoelectric or Semiconductor Substrates, US Appl. 12/932372, 2011.

• 12.

  T. C. Wei, H. P. Cheng, S. P. Feng, J. L. Lan, C. Peng, W. C. Hsu, Y. H. Chang, Method of Forming an Electrode Including an Electrochemical Catalyst Layer, US 20100108240 A1.

• 11.

  H. K. Cheng, J. C. Tsao, H. P. Feng, M. Y. Cheng, S. Lin, R. Chuang, Apparatus and Method for Preventing Copper Peeling in ECP, US 7667835 B2. (PDF)

• 10.

  H. K. Cheng, H. J. Chien, H. C. Chan, C. C. Chen, Y. L. Wang, C. H. Su, H. P. Feng, S. T. Chang, Semiconductor Devices Having Post Passivation Interconnections and a Buffer Layer, US 7528478 B2. (PDF)

• 9.

  H. P. Feng, M. Y. Cheng, S. K. Cheng, S. Lin, J. C. Tsao, C. P. Fan, C. W. Liu, Method and Apparatus for Stabilizing Plating Film Impurities, US 7481910 B2. (PDF)

• 8.

  H. P. Feng, J. C. Tsao, H. K. Cheng, C.T. Lee, M. Y. Cheng, S. Lin, R. Chuang, C. W. Liu, Post ECP Multi-Step Anneal/H₂ Treatment to Reduce Film Impurity, US 432192 B2. (PDF)

• 7.

  H. P. Feng, M. Y. Cheng, H. K. Cheng, S. Lin, H. Y. Huang, Y. D. Fan, Method for Conductive Film Quality Evaluation, US 7262067 B2. (PDF)

• 6.

  J. C. Tsao, C. W. Liu, H. P. Feng, H. K. Cheng, S. Lin, M. Y. Cheng, Method to Eliminate Plating Copper Defect, US 7256120 B2. (PDF)

• 5.

  C. W. Liu, H. P. Feng, J. C.  Tsao, Method and Apparatus for Copper Film Quality Enhancement with Two-step Deposition, US 7189650 B2. (PDF)

• 4.

  C. W. Liu, J. C. Tsao, S. P. Feng, K. W. Chen, S. C. Lin, R. Chuang,  Method of Reducing the Pattern Effect in the CMP Process, US 7183199 B2. (PDF)

• 3.

  J. C. Tsao, C. W. Liu, S. K. Cheng, C. T. Wang, S. Lin, H. P. Feng, C. P. Fan, Method for Preventing Voids in Metal Interconnects, US 7122471 B2. (PDF)

• 2.

  H. K. Cheng, H. J. Chien, H. C. Chan, C. C. Chen, Y. L. Wang, C. H. Su, H. P.  Feng, S. T. Chang, Method for Reducing Defects in Post Passivation Interconnect Process, US 7026233 B2. (PDF)

• 1.

  H. K. Cheng, C. C. Chen, T. C. Wang, S. A. Wu, Y. L. Wang, H. P. Feng, Chamber Leakage Detection by Measurement of Reflectivity of Oxidized Thin Film, US 6985222 B2. (PDF)