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Journal Papers

2018

14.
Z. Xu, M. Chen, H. Lee, S. P. Feng, J. T. Kim, X-ray Driven Microswimmers, submitted.

13.
P. Swetha, S. P. Feng, High-index facet defined shaped-controlled electrochemical synthesis of nanocrystals, Electrochem. Commun., 2018, Accepted.

12.
Z. Yang, Z. W. Zhou, H. Guo, Z. K. Yao, X. H. Ma, X. X. Song, S. P. Feng, C. Y. Tang, Tannic acid/Fe³⁺ nanoscaffold for interfacial polymerization: towards enhanced nanofiltration performance, submitted.

11.
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.

10.
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.

9.
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.

8.
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.

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, submitted.

6.
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, 2018, 0, 1800103 (PDF)

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.
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, 2018, 3. (PDF)

3.
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.

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, Sci. Rep., 2018, 8, 5590. (PDF)

1.
Y. C. Tseng, H. Lee, N. Y. Hau, S. P. Feng, C. M. Chen, Electrodeposition of Ni on Bi₂Te₃and Interfacial reaction between Sn and Ni-coated Bi₂Te₃, J. Electron. Mater., 2018, 47, 27-34. (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, 2017,3. (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 Appl. Mater. Interfaces, 2017, 9, 39059-39068. (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 Appl. Mater. Interfaces, 2017, 9, 39027-39033. (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, 2017, 13, 1701149. (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, Sensor. Actuat. B-Chem., 2017, 248, 657-664. (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, Chem. Commun., 2017, 53, 6752-6755. (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, J. Alloy Compd., 2017, 708, 220-230. (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 Convers. Manag., 2017, 140, 157-166. (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 Appl. Mater. Interfaces, 2017, 9, 8083-8091. (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, Electrochim. Acta, 2017, 236, 131-139. (PDF)

1.
N. Y. Hau, P Yang, P. H. Lee, S. P. Feng, Aminosilane-assisted electrodeposition of gold nanodendrites and their catalytic properties, Sci. Rep., 2017, 7, 39839. (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, Nat.Nanotechnol., 2016, 11, 1087-1092. (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, J. Power Sources, 2016, 329, 502-509. (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, Electrochim. Acta, 2016, 213, 155-162. (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, Adv. Mater. Technol., 2016, 1. (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, J. Electron. Mater., 2016, 45, 4813-4822. (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, Phys. Chem. Chem. Phys., 2016, 18, 15363-15368. (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, J. Colloid Interface Sci., 2016, 469, 17-24. (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, 2016, 603, 1-7. (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, 2015, 22, 202-211. (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, Electrochim. Acta, 2015, 182, 230-237. (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, Adv. Func. Mater., 2015, 25, 6093-6100. (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 Lett., 2015, 15, 5784-5790. (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, Adv. Mater. Interfaces, 2015, 2, 1500243-1500250. (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 TiO₂microspheres constructed by interconnected coarse nanorods as high-performance lithium-ion battery anode, Chem. Eng. J., 2015, 281, 844-851. (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, J. Power Sources, 2015, 283, 351-357. (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, Electrochim. Acta, 2015, 158, 121-128. (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 Appl. Mater. Interfaces, 2015, 7, 2116-2123. (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, 2014, 6, 15309-15315. (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 Appl. Mater. Interfaces, 2014, 6, 5367-5373. (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, 2014, 10, 3347-3353. (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, Electrochim. Acta, 2014, 132, 186-192. (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 Appl. Mater. Interfaces, 2014, 6, 5577-5584. (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, Adv. Mater. Interfaces, 2014, 1, 1300119-1300125. (PDF)

5.
T. C. Wei, H. H. Chen, Y. H. Chang, S. P. Feng, Hydrophobic electrolyte pastes for highly durable dye-sensitized solar cells, J. Electrochem. Soc., 2104, 161, H214-H219. (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, 2014, 30, 132-139. (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, J. Mater. Chem. A, 2014, 2, 1985-1990. (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, Microelectron. Reliab., 2014, 54, 629-632. (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, J. Eur. Ceram. Soc., 2014, 34, 739-744. (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, J. Electrochem. Soc., 2013, 160, H581-H586. (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, Int. J. Electrochem. Sci., 2013, 8, 9256-9263. (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, Electrochim. Acta, 2013, 99, 230-237. (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, Phys. Chem. Chem. Phys., 2013, 15, 6757-6762. (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, J. Phys. Chem. C, 2012, 116, 25727-25733. (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, Int. J. Electrochem. Sci., 2012, 7, 11904-11916. (PDF)

1.
R. Zheng, J. Gao, J. Wang, S. P. Feng, H. Ohtani, J. Wang, G. Chen, Thermal percolation in stable graphite suspensions, Nano Lett., 2012, 12, 188-192. (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, Nat. Mater., 2011, 10, 532-538. (PDF)

2.
H. P. Feng, T. Paudel, B. Yu, S. Chen, Z. F. Ren, G. Chen, Nanoparticle-enabled selective electrodeposition, Adv. Mater., 2011, 23, 2454-2459. (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, Electrochim. Acta, 2011, 56, 3079-3084. (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, 2010, 518, 7468-7474. (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, J. Chin. Chem. Soc., 2010, 57, 1217-1220. (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, Curr. Appl. Phys., 2009, 10, S168-171. (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, J. Electrochem. Soc., 2008, 155, H620-624. (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, J. Electrochem. Soc., 2008, 155, H21-25. (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, J. Electrochem. Soc., 2007, 154, D139-144. (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, ECS Solid State Lett., 2007, 10, H23-26. (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, 2006, 498, 56-59. (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, J. Vac. Sci. Technol. A, 2005, 23, 658-662. (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, J. Electron. Mater., 2003, 32, 9-17. (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, J. Electrochem. Soc., 2002, 149, G309-317. (PDF)

Conference

Conference Papers

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

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

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, May 30 - June 2,2017.

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

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, June 25-30, 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, Aug. 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, Oct. 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, Dec. 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, Dec. 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, Dec. 2008.

Patents

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, 2018. (file on Jan. 15, 2018)

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)

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