2006 ~ 2008 Postdoctoral Research Fellow, Institute of Physics, Academia Sinica Enhanced light extraction efficiency of light emitting diode and Light Guide Color-Plate for TFT-LCD Fabrication and characterization of nanoparticles Electrical and magnetic measurements by E-beam lithography technique Developing multiplexed electrical and magnetic detection of DNA or protein with nanoparticles sensor arrays for basic biological research and the early detection, analysis and diagnosis 2002 ~ 2005 PH.D. student & assistant, Institute of Physics, Academia Sinica Fabrication and characterization of epitaxial nanostructuresDevelopment of ultrahigh density recording media 2003 ~ 2005Assistant, Institute of Opto-Electronics, Industrial Technology Research Institute Epitaxial growth, structural characterization, and studies of physical properties of magnetic thin films

Chemical synthesis nanoparticles for biological research Fabrication of self-assembly and artificial nanostructures Molecular-beam epitaxy (MBE) and Magnetro sputtering techniques Epitaxial Magnetic thin films (including recording media and read head materials) Optical, AFM and Electron beam lithography (EBL) techniques Setup ultra high vacuum (UHV) system Material analysis (including structural, magnetic, and electrochemical properties) Electro-deposition and Resistance of corrosion (electrolytic migration) Electron package (BGA-Lead free solders) Mechanical design and manufacture

Chih-Jung Chen, Chia-Yu Yeh, Chia-Hsien Chen, Anirudha Jena, Da-Hua Wei*, Ho Chang*, Shu-Fen Hu*, and Ru-Shi Liu*, Molybdenum Tungsten Disulfide with a Large Number of Sulfur Vacancies and Electronic Unoccupied States on Silicon Micropillars for Solar Hydrogen Evolution, ACS Applied Materials & Interfaces 12, 54671 (2020). Karthika Pichaimuthu, Chih-Jung Chen, Chia-Hsien Chen, Yung-Tao Chen, Chaochin Su*, Da-Hua Wei*, and Ru-Shi Liu*, Boosting Solar Hydrogen Production of Molybdenum Tungsten Sulfide-Modified Si Micropyramids by Introducing Phosphate, ACS Applied Materials & Interfaces 12, 41515 (2020). T. K. Lin, H. W. Chang*, C. R. Wang*, D. H. Wei*, and C. S. Tu, Multiferroic and nanomechanical properties of Bi1-xRxFeO3 polycrystalline films (R = La, Pr, Sm, and Ho; x = 0-0.15), Journal of Alloys and Compounds 846, 156080 (2020). Krishna Kumar, Shi-Chen Wu, Yueh-Chung Yu, Da-Hua Wei, and Jau-Wern Chiou*, A contrast in the electronic structures of B ion implanted ZnO thin films grown on glass and silicon substrates by using x-ray absorption spectroscopy, Journal of Applied Physics 128, 065303 (2020). T. K. Lin, H. W. Chang*, Y. H. Sung, C. R. Wang*, D. H. Wei*, C. S. Tu, and W. C. Chang, Multiferroic properties of Bi0.95R0.05FeO3 polycrystalline films on the glass substrates (R = La, Pr, Nd, Sm, and Ho), Materials Letters 276, 128216 (2020). Jen-Wei Wu, Chia-Hao Chen, Chin-Jung Lin, Krishna Kumar, Ying-Rui Lu, Sofia Ya Hsuan Liou, Shih-Yun Chen, Da-Hua Wei, Chung-Li Dong, and Chi-Liang Chen* Improved photocatalytic efficacy of TiO2 open nanotube arrays: A view by XAS, Applied Surface Science 527, 146844 (2020). T. K. Lin*, H. W. Chang*, B. A. Chen, D. H. Wei, C. R. Wang, and C. S. Tu, Effect of Pr substitution on the structure, nanomechanical and multiferroic characterizations of Bi1-xPrxFeO polycrystalline films, Surface & Coatings Technology 393, 125728 (2020). Chih-Jung Chen, Jun-Jie Yang, Chien-Hung Chen, Da-Hua Wei*, Shu-Fen Hu*, and Ru-Shi Liu*, Improvement of lithium anode deterioration for ameliorating cyclabilities of non-aqueous Li-CO2 batteries, Nanoscale 12, 8385 (2020). Ming-Hsien Chan, Ming-Ren Hsieh, Ru-Shi Liu*, Da-Hua Wei*, and Michael Hsiao*, Magnetically Guided Theranostics: Optimizing Magnetic Resonance Imaging with Sandwich-Like Kaolinite-Based Iron/Platinum Nanoparticles for Magnetic Fluid Hyperthermia and Chemotherapy, Chemistry of Materials 32, 697 (2020). Xiaoyu Wang, Jinjin Guo, Qian Zhang, Shuxian Zhu, Lu Liu, Xiaofeng Jiang, Da-Hua Wei*, Ru-Shi Liu*, and Lidong Li*, Gelatin sponge functionalized with gold/silver clusters for antibacterial application, Nanotechnology 31, 134004 (2020). Pai-Chun Wei*, Cheng-Xun Cai, Cheng-Rong Hsing, Ching-Ming Wei, Shih-Hsun Yu, Hsin-Jay Wu, Cheng-Lung Chen*, Da-Hua Wei, Duc-Long Nguyen, Mitch M. C. Chou, and Yang-Yuan Chen*, Enhancing thermoelectric performance by Fermi level tuning and thermal conductivity degradation in (Ge1-xBix)Te crystals, Scientific Reports 9: 8616 (2019). Yu-Shuan Sue, Ko-Ying Pan, and Da-Hua Wei*, Optoelectronic and photocatalytic properties of zinc sulfide nanowires synthesized by vapor-liquid-solid process, Applied Surface Science 471, 435 (2019). Sheng-Kai Tong and Da-Hua Wei*, Ultraviolet induced switchable surface wetting behavior of NiFe2O4, Japanese Journal of Applied Physics 58, SAAD08 (2019). Chih-Jung Chen, Chi-Wei Liu, Kai-Chih Yang, Li-Chang Yin, Da-Hua Wei*, Shu-Fen Hu*, and Ru-Shi Liu*, Amorpous Phosphorus-Doped Cobalt Sulfide Modified on Silicon Pyramids for Efficient Solar Water Reduction, ACS Applied Materials & Interfaces 10, 37142 (2018). Vediyappan Veeramani, Yu-Hsiang Chen, Hung-Chia Wang, Tai-Feng Hung, Wen-Sheng Chang, Da-Hua Wei*, Shu-Fen Hu*, and Ru-Shi Liu*, CdSe/ZnS QD@CNT nanocomposite photocathode for improvement on charge overpotential in photoelectrochemical Li–O2 batteries, Chemical Engineering Journal 349, 235 (2018). Jia-Hui Lin, Ko-Ying Pan, Da-Hua Wei*, and Ren-Jei Chung, FePt nanoparticles embedded- rGO nanocomposites for magnetic fluid hyperthermia, Surface & Coatings Technology 350, 868 (2018). Kai-Shiang Yang, Ying-Rui Lu, Ying-Ya Hsu, Chin-Jung Lin, Chuan-Ming Tseng, Sofia Ya-Hsuan Liou, Krishna Kumar, Da-Hua Wei, Chung-Li Dong, and Chi-Liang Chen*, Plasmon-Induced Visible-Light Photocatalytic Activity of Au Nanoparticle-Decorated Hollow Mesoporous TiO2: A View by X-Ray Spectroscopy, Journal of Physical Chemistry C 122, 6955 (2018). Sheng-Kai Tong, Po-Wei Chi, Shu-Hsiang Kung, and Da-Hua Wei*, Tuning bandgap and surface wettability of NiFe2O4 driven by phase transition, Scientific Reports 8, 1338 (2018). Ko-Ying Pan and Da-Hua Wei*, Enhanced electronic and electrochemical properties of core-shelled V2O5-Pt nanowires, Applied Surface Science 427, 1064 (2018). Yuan-Chang Liang*, Nian-Cih Xu, Chein-Chung Wang, and Da-Hua Wei*, Fabrication of Nanosized Island-Like CdO Crystallites-Decorated TiO2 Rod Nanocomposites via a Combinational Methodology and Their Low-Concentration NO2 Gas-Sensing Behavior, Materials 10, 778 (2017)