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Dr. Medina Silva Henry

Scientist II


Electronic Materials (ELE) Department


Research Details

  • Synthesis of 2D materials

  • Nanoscale devices based on 2D materials

  • Energy harvesting and environmental applications of 2D materials

  • Chemical and Physical Vapor Deposition

  • Raman Spectroscopy

  • Scanning Electron Spectroscopy (SEM) and E-beam lithography

  • Large area growth of atomically thin 2D semiconductors (CVD/PVD)

  • Nov. 2016 – Present. Research Scientist II. Institute of Material Research and Engineering. A*Star. Singapore.

  • Sep. 2013 – Sep. 2016. Postdoctoral Research Fellow. Department of Materials Science. National Tsing Hua University. Taiwan.

  • Jul. 2012 – Aug. 2013. R&D Senior Process Engineer. R&D Department. Bluestone Global Tech. Taiwan.

  • Ph.D., Electrical Engineering, National Tsing Hua University, Taiwan, 2012.


  1. Sheng-Wen Wang, Henry Medina, Kuo-Bin Hong, Chun-Chia Wu, Yindong Qu, Arumugam Manikandan, Teng-Yu Su, Po-Tsung Lee, Zhi-Quan Huang, Zhiming Wang, Feng-Chuan Chuang, Hao-Chung Kuo, Yu-Lun Chueh. Thermally Strained Band Gap Engineering of Transition-Metal Dichalcogenide Bilayers with Enhanced Light–Matter Interaction toward Excellent Photodetectors. ACS Nano 2017, 11 (9), pp 8768–8776.

  2. Arumugam Manikandan, Ling Lee, Yi-Chung Wang, Chia-Wei Chen, Yu-Ze Chen, Henry Medina, Jiun-Yi Tseng, Zhiming M Wang, Yu-Lun Chueh.  Graphene-coated copper nanowire networks as a highly stable transparent electrode in harsh environments toward efficient electrocatalytic hydrogen evolution reactions. J. Mater. Chem. A, 2017,5, pp 13320-13328.

  3. Henry Medina, Jian-Guang Li, Teng-Yu Su, Yann-Wen Lan, Shao-Hsin Lee, Chia-Wei Chen, Yu-Ze Chen, Arumugam Manikandan, Shin-Hung Tsai, Aryan Navabi, Xiaodan Zhu, Yu-Chuan Shih, Wei-Sheng Lin, Jian-Hua Yang, Stuart R Thomas, Bo-Wei Wu, Chang-Hong Shen, Jia-Min Shieh, Heh-Nan Lin, Ali Javey, Kang L Wang, Yu-Lun Chueh. Wafer-Scale Growth of WSe2 Monolayers Toward Phase-Engineered Hybrid WOx/WSe2 Films with Sub-ppb NOx Gas Sensing by a Low-Temperature Plasma-Assisted Selenization Process. Chem. Mater., 2017, 29 (4), pp 1587–1598.

  4. Teng-Yu Su, Chi-Hsin Huang, Yu-Chuan Shih, Tsang-Hsuan Wang, Henry Medina, Jian-Shiou Huang, Hsu-Sheng Tsai, Yu-Lun Chueh. Tunable defect engineering in TiON thin films by multi-step sputtering processes: from a Schottky diode to resistive switching memory. J. Mater. Chem. C, 2017,5, pp 6319-6327.

  5. Qu, Y.; Medina, H.; Wang, S. W.; Wang, Y. C.; Chen, C. W.; Su, T. Y.; Manikandan, A.; Wang, K.; Shih, Y. C.; Chang, J. W.; Kuo, H. C.; Lee, C. Y.; Lu, S. Y.; Shen, G.; Wang, Z. M.; Chueh, Y. L., Wafer Scale Phase-Engineered 1T- and 2H-MoSe2 /Mo Core-Shell 3D-Hierarchical Nanostructures toward Efficient Electrocatalytic Hydrogen Evolution Reaction. Adv Mater 2016, 28 (44),pp 9831-9838.

  6. Manikandan, A.; Veeramani, V.; Chen, S.-M.; Madhu, R.; Lee, L.; Medina, H.; Chen, C.-W.; Hung, W. H.; Wang, Z. M.; Shen, G.; Chueh, Y.-L., Low-Temperature Chemical Synthesis of Three-Dimensional Hierarchical Ni(OH)2-Coated Ni Microflowers for High-Performance Enzyme-Free Glucose Sensor. J Phys Chem C 2016, 120 (45), pp 25752-25759.

  7. Huang, C. C.*; Medina, H.*; Chen, Y. Z.; Su, T. Y.; Li, J. G.; Chen, C. W.; Yen, Y. T.; Wang, Z. M.; Chueh, Y. L., Transfer-Free Growth of Atomically Thin Transition Metal Disulfides Using a Solution Precursor by a Laser Irradiation Process and Their Application in Low-Power Photodetectors. Nano Lett 2016, 16 (4), pp 2463-70. (* these authors contibuted equally to this work)

  8. Chen, Y.-Z.; Medina, H.; Wang, S.-W.; Su, T.-Y.; Li, J.-G.; Yen, W.-C.; Cheng, K.-Y.; Kuo, H.-C.; Shen, G.; Chueh, Y.-L., Low-Temperature and Ultrafast Synthesis of Patternable Few-Layer Transition Metal Dichacogenides with Controllable Stacking Alignment by a Microwave-Assisted Selenization Process. Chemistry of Materials 2016, 28 (4), pp 1147-1154.

  9. Tsai, H.-S.; Lai, C.-C.; Hsiao, C.-H.; Medina, H.; Su, T.-Y.; Ouyang, H.; Chen, T.-H.; Liang, J.-H.; Chueh, Y.-L., Plasma-Assisted Synthesis of High-Mobility Atomically Layered Violet Phosphorus. ACS applied materials & interfaces 2015, 7 (25), pp 13723-13727.

  10. Chen, Y. Z.; Medina, H.; Su, T. Y.; Li, J. G.; Cheng, K. Y.; Chiu, P. W.; Chueh, Y. L., Ultrafast and Low Temperature Synthesis of Highly Crystalline and Patternable Few-Layers Tungsten Diselenide by Laser Irradiation Assisted Selenization Process. ACS Nano 2015, 9 (4), pp 4346-4353.

  11. Medina, H.; Huang, C.-C.; Lin, H.-C.; Huang, Y.-H.; Chen, Y.-Z.; Yen, W.-C.; Chueh, Y.-L., Ultrafast Graphene Growth on Insulators via Metal-Catalyzed Crystallization by a Laser Irradiation Process: From Laser Selection, Thickness Control to Direct Patterned Graphene Utilizing Controlled Layer Segregation Process. Small 2015, 11 (25), pp 3017-3027.

  12. Chen, Y.-Z.; Medina, H.; Tsai, H.-W.; Wang, Y.-C.; Yen, Y.-T.; Manikandan, A.; Chueh, Y.-L., Low Temperature Growth of Graphene on Glass by Carbon-Enclosed Chemical Vapor Deposition Process and Its Application as Transparent Electrode. Chemistry of Materials 2015, 27 (5), 1646-1655.

  13. Tsai, H. S.; Chen, Y. Z.; Medina, H.; Su, T. Y.; Chou, T. S.; Chen, Y. H.; Chueh, Y. L.; Liang, J. H., Direct formation of large-scale multi-layered germanene on Si substrate. Phys. Chem. Chem. Phys. 2015, 17 (33), pp 21389-93.

  14. Chen, Y.-Z.; Medina, H.; Lin, H.-C.; Tsai, H.-W.; Su, T.-Y.; Chueh, Y.-L., Large-scale and patternable graphene: direct transformation of amorphous carbon film into graphene/graphite on insulators via Cu mediation engineering and its application to all-carbon based devices. Nanoscale 2015, 7 (5), pp 1678-1687.

  15. Yen, W.-C.; Medina, H.; Huang, J.-S.; Lai, C.-C.; Shih, Y.-C.; Lin, S.-M.; Li, J.-G.; Wang, Z. M.; Chueh, Y.-L., Direct Synthesis of Graphene with Tunable Work Function on Insulators via In Situ Boron Doping by Nickel-Assisted Growth. J Phys. Chem C 2014, 118 (43), pp 25089-25096.

  16. Yeh, C.-H.; Medina, H.; Lu, C.-C.; Huang, K.-P.; Liu, Z.; Suenaga, K.; Chiu, P.-W., Scalable Graphite/Copper Bishell Composite for High-Performance Interconnects. ACS Nano 2014, 8 (1), pp 275-282.

  17. Tsai, H.-S.; Lai, C.-C.; Medina, H.; Lin, S.-M.; Shih, Y.-C.; Chen, Y.-Z.; Liang, J.-H.; Chueh, Y.-L., Scalable graphene synthesised by plasma-assisted selective reaction on silicon carbide for device applications. Nanoscale 2014, 6 (22), pp 13861-13869.

  18. Medina, H.*; Pan, S.-H.*; Wang, S.-B.; Chou, L.-J.; Wang, Z. M.; Chen, K.-H.; Chen, L.-C.; Chueh, Y.-L., Direct assessment of the mechanical modulus of graphene co-doped with low concentrations of boron-nitrogen by a non-contact approach. Nanoscale 2014, 6 (15), pp 8635-8641. (* these authors contibuted equally to this work)

  19. Yen, W.-C.; Medina, H.; Hsu, C.-W.; Chueh, Y.-L., Conformal graphene coating on high-aspect ratio Si nanorod arrays by a vapor assisted method for field emitter. RSC Adv 2014, 4 (51), pp 27106-27111.

  20. Medina, H.; Lin, Y.-C.; Jin, C.; Lu, C.-C.; Yeh, C.-H.; Huang, K.-P.; Suenaga, K.; Robertson, J.; Chiu, P.-W., Metal-Free Growth of Nanographene on Silicon Oxides for Transparent Conducting Applications. Adv Funct Mater 2012, 22 (10), pp 2123-2128.

  21. Lee, Y.-K.; Medina, H.; Chiu, P.-W., Modifying optical properties of GaN nanowires by Ga2O3 overgrowth. J Vac Sci & Technol B 2012, 30 (1).


    1. Yu-Lun Chueh, Henry Medina, Yu-Ze Chen, Wen-Chun Yen, Jian-Guang Li, Teng-Yu Su. METHOD OF FABRICATING TRANSITION METAL DICHALCOGENIDE. National Tsing Hua University. (US Patent No. US20170088945 A1) (Granted 2017/03/30)

    2. Yu-Lun Chueh, Yu-Ze Chen, Yi-Chen Hsieh, Henry Medina. MANUFATURING METHOD OF TWO-DIMENSIONAL TRANSITION-METAL CHALCOGENIDE THIN FILM. National Tsing Hua University. (US Patent No. US9460919 B1) (Granted 2016/10/04)

    3. 鄭碩方, Henry Medina, 張國興, 許湘禹, 潘思如, 於一非金屬透明導電層上製備一圖案化之電性接觸單元的方法.  A method to design electrodes on non-metallic and transparent conductive materials. Taiwan Bluestone Technology. Taiwan R.O.C. Patent Publication No. 201513740. (Application date 2013/09/16)

    4. Henry Medina, 鄭碩方, 林佑明, 靜電屏蔽複合構件. Novel structure for antistatic and electromagnetic protection. Taiwan Bluestone Technology. Taiwan R.O.C. Patent Publication No. 201507948. (Application date 2013/08/26)

    5. 張國興, 鄭碩方, Henry Medina, 潘思如, 林佑明, 將一導電基層自一碳層去除及回收的方法. A transfer method of carbon composites to simultaneously etch and recycle metal catalyst. Taiwan Bluestone Technology. Taiwan R.O.C. Patent Publication No. 201500592. China Patent App. C25C1/00 (2006.01) C01B31/04 (2006.01) (Application date 2013/06/19)

    6. 鄭碩方, Henry Medina, 張國興, 林佑明, 複合板材的分離裝置. Equipment for large area electrochemical delamination of carbon composites. Taiwan Bluestone Technology. Taiwan R.O.C. Patent Publication Application No. 201447055. China Patent App. C25F7/00 (2006.01) B32B38/10 (2006.01) (Application date 2013/06/05)

    7. 鄭碩方張國興, Henry Medina許湘禹林佑明,. 電解分離裝置及電解分離方法. 2-Phase Electrochemical delamination of carbon composites. Taiwan Bluestone Technology. Taiwan R.O.C. Patent Publication No. 201447054. China Patent App. C25F5/00 (2006.01) C25F7/00 (2006.01) (Application date 2013/06/03)

    8. Zhang, Guo-Xing*; Zheng, Shuo-Fang; Medina, Henry; Lin, Yu-Ming. 從蝕刻液中取出碳複合積層的方法. Method of removing carbon composite laminate from etchant. Taiwan Bluestone Technology. Taiwan R.O.C. Patent Publication No. 201425218. China Patent App. C01B-031/04(2006.01) (Application date 2012/12/20)

    9. Henry Medina, Shuo-Fang Jeng, Kuo-Hsin Chang, and Yu-Ming Lin. 提供以化學氣相沉積法在金屬觸媒上合成碳材料之具尺寸擴充性承載載具Chemical vapor deposition equipment and carrier thereof. Taiwan Bluestone Technology. Taiwan R.O.C. Patent Publication No. 201420801. China Patent App. C23C-016/44(2006.01) (TW Patent No. I486477) (Granted 2015/06/01)

    10. Kun-Ping Huang, Chih-Chen Chang, Yu-Je Hsieh, Chiu Po-Wen, Henry Medina. A method of forming a graphene layer. Industrial Technology Research Institute (ITRI). Taiwan R.O.C. Patent Publication No. 201326037. (US Patent No. US 8859044 B2) (Granted 2014/10/14)

Last updated on : 09 Nov 2017 04:35 PM