>> PUBLICATIONS

2018

• 10.

  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, submitted.

• 9.

  Z. Zhou, Z. Zhang, Q. Wu, X. Ji, J. Wang,  X. C. Zeng, S. P. Feng, P. K. L. Chan, Elimination of grain boundary in organic crystal films by nucleation seed-controlled shearing method, submitted.

• 8.

  C. Liu, Q. Song, J. Chen, J. Cai, Z. Lu, W. Li, N. X. Fang, S. P. Feng, Using Cu₂O nanoplates as substrates for surface-enhanced raman scattering spectra based on electromagnetic and chemical enhancements, in preparation.

• 7.

  X. H. Li, C. Liu, S. P. Feng, N. X. Fang, Full solar spectrum modulation for energy-saving smart windows enabled by thermochromic hydrogel microparticles with tunable scattering behaviors, in preparation.

• 6.

  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, submitted.  

• 5.

  R. Cheng, H. Zhang, P. Zhai, Y. T. Huang, H. Lee, S. P. Feng, Horizontal-expansion recrystallization-assisted fully ambient fabrication for high-efficiency perovskite solar cells, submitted.

• 4.

  J. Chen, C. Liu, Y. T. Huang, H. Lee, S. P. Feng, Study of the growth mechanisms of nanoporous Ag flowers for highly sensitive and selective non-enzymatic glucose detection, submitted.

• 3.

  Y. T. Huang, H. Lee, Y. W. Tung, W. D. Li, S. P. Feng, Nanostructured platinum catalyst for bifacial full-plastic dye-sensitized solar cells, submitted.

• 2.

  X. Zhan, J. Wang, Z. Xiong, X. Zhang, J. Zheng, J. Chen, Y. Zhou, S. P. Feng, J. Tang, Unorthodox ion tolerance of polyelectrolyte coated microswimmer, submitted.

• 1.

  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, accepted.

2017

• 12.

  X. Wang, S. P. Feng, Thermal capacitive electrochemical cycle on carbon-based supercapacitor for converting low-grade heat to electricity, Frontiers in Mechanical Engineering, Nov. 30, 2017. (PDF)

• 11.

  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, 2017. (PDF)

• 10.

  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, 2017. (PDF)

• 9.

  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, 9, 1, 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, 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, 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, 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, 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, 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, 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 Source, 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, n/a, 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, Hierarchical anatase 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+ based 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 Electrochemical Society, 161, H214-219, 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 Material 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 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 Electrochemical Society, 160, H581-586, 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 dye-sensitized solar cell under low light intensities, 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, Solar thermoelectric generators with flat-panel 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 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 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 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 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, 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 Electrochemical Society, 149, G309-317, 2002.  (PDF)