Chang-Ching Tu (杜長慶)

Department of Electrical Engineering

National Central University

changching.tu@ee.ncu.edu.tw

 

EXPERTISE

Compound Semiconductors, Nanomaterials, Analog Circuits, Power Electronics, Optoelectronics

 

EDUCATION

2006/09 – 2011/03

University of Washington, Seattle, USA

Ph.D. in Electrical Engineering

Advisor: Prof. Lih Y. Lin

 

2002/09 – 2004/09

National Yang Ming Chiao Tung University (NYCU), Hsinchu, Taiwan

M.S. in Electronics Engineering

Advisors: Prof. 吳重雨 and Prof. 李耀坤

 

1998/09 – 2002/06

National Yang Ming Chiao Tung University (NYCU), Hsinchu, Taiwan

B.S. in Electronics Engineering

 

1995/09 – 1998/06

臺北市立建國高級中學

 

EXPERIENCE

2024/02 –

Associate Professor

Department of Electrical Engineering (中央電機)

National Central University, Taoyuan, Taiwan

 

2022/06 – 2024/02     

Research Fellow

Semiconductor Research Center

Hon Hai Research Institute (HHRI, 鴻海研究院)

Foxconn Technology Group, Taipei, Taiwan

 

2021/10 – 2022/04

Associate Professor

University of Michigan-Shanghai Jiao Tong University Joint Institute

(UM-SJTU JI, 上海交通大學密西根學院)

Shanghai Jiao Tong University, Shanghai, China

 

2017/07 – 2021/09

Assistant Professor

University of Michigan-Shanghai Jiao Tong University Joint Institute

(UM-SJTU JI, 上海交通大學密西根學院)

Shanghai Jiao Tong University, Shanghai, China

 

2014/09 – 2017/06

Postdoctoral Researcher

Department of Applied Chemistry (交大應化)

National Yang Ming Chiao Tung University, Hsinchu, Taiwan

 

2013/01 – 2014/08

Co-Founder / Chief Executive Officer (PI of NSF SBIR project)

LumiSands, Inc., Seattle, USA

 

2011/07 – 2012/12

Research Associate

Department of Materials Science and Engineering

University of Washington, Seattle, USA

 

2010/01 – 2010/12

Research Intern

Sharp Labs of America, Camas, USA

 

2006/09 – 2011/03

Research Assistant

Department of Electrical Engineering

University of Washington, Seattle, USA

 

2006/02 – 2006/08

Circuit Design Engineer

Chunghwa Picture Tubes Ltd., Taoyuan, Taiwan

 

2004/10 – 2006/01

Ensign (military service)

ROC Navy, Kaohsiung, Taiwan

 

AWARDS

2025   NCU Outstanding New Faculty Award (新聘卓越人才獎)

2020   UM-SJTU JI, Jason Daida Teaching Excellence Award

2018   Shanghai Pujiang Talent Award

2013   US NSF SBIR Phase-1 Award, Principal Investigator

2013   University of Washington, Jones + Foster Accelerator Award

2012   Washington Research Foundation, Gift Fund

2012   University of Washington, Center for Commercialization (CoMotion), Postdoctoral Fellowship

2008   University of Washington, Initiatives Fund Nanotechnology Fellowship

2006   University of Washington, Department of Electrical Engineering Fellowship

 

SELECTED JOURNAL PUBLICATIONS

Google Scholar (https://scholar.google.com/citations?user=I5Niz7YAAAAJ&hl=en)

 

1.       Wei-Cheng Lin, Yu-Sheng Hsiao, Chen Sung, Rustam Kumar, Pei-Jie Chang, Surya Elangovan, Sheng-Shiuan Yeh, Chia-Lung Hung, Yi-Kai Hsiao, Hao-Chung Kuo, Chang-Ching Tu,* Tian-Li Wu,* “Toward understanding the positive shift of reverse turn-on voltage in the third quadrant operation in planar SiC power MOSFETs after avalanche breakdown,” IEEE Transactions on Electron Devices, vol. 72, pp. 1270-1275, 2025. (https://doi.org/10.1109/TED.2025.3536447)

2.       Bang-Ren Chen, Cheng Sung, Yu-Sheng Hsiao, Wei-Chen Yu, Wei-Cheng Lin, Surya Elangovan, Yi-Kai Hsiao, Hao-Chung Kuo, Chang-Ching Tu,* Tian-Li Wu,* “Driving waveform modification for investigating trade-off between switching loss and gate overshoot in SiC MOSFETs,” Microelectronics Reliability, vol. 167, p. 115653, 2025. (https://doi.org/10.1016/j.microrel.2025.115653)

3.       Chia-Wei Kuo, Ting-Wei Wang, Ling-Chia Chen, Chang-Ching Tu, Yi-Kai Hsiao, Po-Hung Chen,* “Universal active gate driver IC with closed-loop timing control and gate-sensing technique for silicon carbide power devices,” IEEE Transactions on Power Electronics, vol. 40, pp. 5120-5129, 2025. (https://doi.org/10.1109/TPEL.2024.3522068)

4.       Chang-Ching Tu, Chia-Lung Hung, Kuo-Bin Hong, Surya Elangovan, Wei-Chen Yu, Yu-Sheng Hsiao, Wei-Cheng Lin, Rustam Kumar, Zhen-Hong Huang, Yu-Heng Hong, Yi-Kai Hsiao, Ray-Hua Horng, Bing-Yue Tsui, Tian-Li Wu,* Jr-Hau He,* Hao-Chung Kuo,* “Industry perspective on power electronics for electric vehicles,” Nature Reviews Electrical Engineering, vol. 1, pp. 435-452, 2024. (https://doi.org/10.1038/s44287-024-00055-4)

5.       Chun-Hao Chang, Hsiu-Pen Lin, Chien-Wei Chen, Yu-Cheng Lu, Fu-He Hsiao, Chi-Hsiang Hsieh, Bo-Cheng Lin, Bang-Ying Yu, Dai-Liang Ma, Hao-Chung Kuo, Chang-Ching Tu,* Bor-Ran Li,* “Au/SiC microfluidic devices fabricated by rapid laser cladding for photocatalytic degradation of water pollutants,” ACS Sustainable Chemistry & Engineering, vol. 12, pp. 4486-4496, 2024. (https://doi.org/10.1021/acssuschemeng.3c07451)

6.       Guo Chen, Pengbo He, Cui Ma, Jie Xu, Taiyu Su, Jingfei Wen, Hao-Chung Kuo, Lili Jing,* Sung-Liang Chen,* Chang-Ching Tu,* “Biodegradable ICG-conjugated germanium nanoparticles for in vivo near-infrared dual-modality imaging and photothermal therapy,” ACS Applied Materials & Interfaces, vol. 16, pp. 59752-59764, 2024. (https://doi.org/10.1021/acsami.4c10800)

7.       Zhentao Lian, Jianyong Wei, Zuheng Liu, Guo Chen, Hao-Chung Kuo, Yaping Dan,* Chang-Ching Tu,* Rui Yang,* “High-detectivity UV-sensitive 2D MoS2 phototransistors enhanced by silicon quantum dots,” ACS Photonics, vol. 11, pp. 4224-4234, 2024. (https://doi.org/10.1021/acsphotonics.4c01122)

8.       Ching-Yao Liu, Chun-Hsiung Lin, Hao-Chung Kuo, Li-Chuan Tang, Yu-Heng Hong, Chang-Ching Tu, Edward-Yi Chang, Wei-Hua Chieng,* “High frequency pulsed laser driver using complementary GaN HEMTs,” IEEE Transactions on Power Electronics, vol. 40, pp. 3370-3384, 2024. (https://doi.org/10.1109/TPEL.2024.3402147)

9.       Chi-Hsiang Hsieh, Ming-Hsun Lee, Chao-Chang A. Chen,* Chang-Ching Tu,* Hao-Chung Kuo,* “Contamination reduction for 150 mm SiC substrates by integrating CMP and post-CMP cleaning,” Materials Research Express, vol. 10, p. 105903, 2023. (https://doi.org/10.1088/2053-1591/ad0094)

10.    Wei-Cheng Lin, Wei-Chen Yu, Bang-Ren Chen, Yu-Sheng Hsiao, Zhen-Hong Huang, Chia-Lung Hung, Yi-Kai Hsiao, Nai-Jen Yeh, Hao-Chung Kuo, Chang-Ching Tu,* Tian-Li Wu,* “Investigation of the time dependent gate dielectric stability in SiC MOSFETs with planar and trench gate structures,” Microelectronics Reliability, vol. 150, p. 115141, 2023. (https://doi.org/10.1016/j.microrel.2023.115141)

11.    Guo Chen, Lei Wang, Pengbo He, Taiyu Su, Qingxuan Lai, Hao-Chung Kuo, Wen Wu,* Sung-Liang Chen,* Chang-Ching Tu,* “Biodistributions and imaging of polyethylene glycol-conjugated silicon quantum dot nanoparticles in osteosarcoma models via intravenous and intratumoral injections,” ACS Applied Bio Materials, vol. 6, pp. 4856-4866, 2023. (https://doi.org/10.1021/acsabm.3c00595)

12.    Pengbo He, Guo Chen, Mengling Huang, Lili Jing, Wen Wu,* Hao-Chung Kuo, Chang-Ching Tu,* Sung-Liang Chen* “Biodegradable germanium nanoparticles as contrast agents for near-infrared-II photoacoustic imaging,” Nanoscale, vol. 15, pp. 11544-11559, 2023. (https://doi.org/10.1039/D3NR01594G)

13.    Wenyi Cai, Xiao Luo, Zhentao Lian, Guo Chen, Hao-Chung Kuo, Hua Bao,* Chang-Ching Tu,* “Optical-concentrating solar distillation based on three-dimensional copper foam cubes coated with CuS nanoparticles and agarose gel,” ACS Applied Materials & Interfaces, vol. 15, pp. 20120-20129, 2023. (https://doi.org/10.1021/acsami.3c00838)

14.    Shanshan Han, Jingfei Wen, Ziyao Cheng, Guo Chen, Shengli Jin, Chunhui Shou,* Hao-Chung Kuo, Chang-Ching Tu,* “Luminescence-guided and visibly transparent solar concentrators based on silicon quantum dots,” Optics Express, vol. 30, pp. 26896-26911, 2022. (https://doi.org/10.1364/OE.463353)

15.    An-Chen Liu,# Chi-Hsiang Hsieh,# Catherine Langpoklakpam, Konthoujam James Singh, Wen-Chung Lee, Yi-Kai Hsiao, Ray-Hua Horng,* Hao-Chung Kuo,* Chang-Ching Tu,* “State-of-the-art β‑Ga2O3 field-effect transistors for power electronics,” ACS Omega, vol. 7, pp. 36070-36091, 2022. (https://doi.org/10.1021/acsomega.2c03345)

16.    Chi-Hsiang Hsieh, Che Yuan Chang, Yi-Kai Hsiao, Chao-Chang A. Chen,* Chang-Ching Tu,* Hao-Chung Kuo,* “Recent advances in silicon carbide chemical mechanical polishing technologies,” Micromachines, vol. 13, p. 1752, 2022. (https://doi.org/10.3390/mi13101752)

17.    Shuzhen Ren, Chunhui Shou, Shengli Jin, Guo Chen, Shanshan Han, Zongqi Chen, Xinyu Chen, Songwang Yang,* Yunlong Guo,* Chang-Ching Tu,* “Silicon quantum dot luminescent solar concentrators and downconverters with antireflection coatings for enhancing perovskite solar cell performance,” ACS Photonics, vol. 8, pp. 2392-2399, 2021. (https://doi.org/10.1021/acsphotonics.1c00550)

18.    Yisu Xu, Zhifu Qi, Zhouyang Luo, Zhen Shen, Chenxi Li, Guo Chen, Wenyi Cai, Hua Bao, Chang-Ching Tu,* “Heat-concentrating solar steam generation and salt extraction based on water-repellent germanium nanoparticles-coated oxidized copper foams,” Solar Energy Materials & Solar Cells, vol. 230, p. 111191, 2021. (https://doi.org/10.1016/j.solmat.2021.111191)

19.    Shanshan Han, Guo Chen, Chunhui Shou, Hao Peng, Shengli Jin, Chang-Ching Tu,* “Visibly transparent solar windows based on colloidal silicon quantum dots and front-facing silicon photovoltaic cells,” ACS Applied Materials & Interfaces, vol. 12, pp. 43771-43777, 2020. (https://doi.org/10.1021/acsami.0c12717)

20.    Wenzhao Yang, Prateek K. Srivastava, Shanshan Han, Lili Jing, Chang-Ching Tu,* Sung-Liang Chen,* “Optomechanical time-gated fluorescence imaging using long-lived silicon quantum dot nanoparticles,” Analytical Chemistry, vol. 91, pp. 5499-5503, 2019. (https://doi.org/10.1021/acs.analchem.9b00517)

21.    Zhanhong Ye, Prateek K. Srivastava, Yisu Xu, Wei Wang, Lili Jing, Sung-Liang Chen,* Chang-Ching Tu,* “Surface-functionalized silicon nanoparticles as contrast agents for photoacoustic microscopy imaging,” ACS Applied Nano Materials, vol. 2, pp. 7577-7584, 2019. (https://doi.org/10.1021/acsanm.9b01682)

22.    Prateek K. Srivastava, Shanshan Han, Chang-Ching Tu,* and Lili Jing,* “Phototoxicity generated by silicon quantum dot nanoparticles on zebrafish embryos,” ACS Applied Bio Materials, vol. 2, pp. 2872-2878, 2019. (https://doi.org/10.1021/acsabm.9b00264)

23.    Chang-Ching Tu, Kamlesh Awasthi, Kuang-Po Chen, Chih-Hsiang Lin, Morihiko Hamada, Nobuhiro Ohta,* Yaw-Kuen Li,* “Time-gated imaging on live cancer cells using silicon quantum dot nanoparticles with long-lived fluorescence,” ACS Photonics, vol. 4, pp. 1306-1315, 2017. (https://doi.org/10.1021/acsphotonics.7b00188)

24.    Chang-Ching Tu, Kuang-Po Chen, Tsu-An Yang, Min-Yuan Chou, Lih Y. Lin, Yaw-Kuen Li,* “Silicon quantum dot nanoparticles with antifouling coatings for immunostaining on live cancer cells,” ACS Applied Materials & Interfaces, vol. 8, pp. 13714-13723, 2016. (https://doi.org/10.1021/acsami.6b02318)

25.    Chang-Ching Tu,* Ying-Nien Chou, Hsiang-Chieh Hung, Jingda Wu, Shaoyi Jiang, Lih Y. Lin, “Fluorescent porous silicon biological probes with high quantum efficiency and stability,” Optics Express, vol. 22, pp. 29996-30003, 2014. (https://doi.org/10.1364/OE.22.029996)

26.    Chang-Ching Tu,* Ji Hao Hoo, Karl F. Böhringer, Lih Y. Lin, Guozhong Cao, “Red-emitting silicon quantum dot phosphors in warm white LEDs with excellent color rendering,” Optics Express, vol. 22, pp. A276-A281, 2014. (https://doi.org/10.1364/OE.22.00A276)

27.    Chang-Ching Tu,* Ji Hao Hoo, Karl F. Böhringer, Lih Y. Lin, Guozhong Cao, “Surface passivation dependent photoluminescence from silicon quantum dot phosphors,” Optics Letters, vol. 37, pp. 4771-4773, 2012. (https://doi.org/10.1364/OL.37.004771)

28.    Chang-Ching Tu,* Qifeng Zhang, Lih Y. Lin, Guozhong Cao, “Brightly photoluminescent phosphor materials based on silicon quantum dots with oxide shell passivation,” Optics Express, vol. 20, pp. A69-A74, 2012. (https://doi.org/10.1364/OE.20.000A69)

29.    Chang-Ching Tu,* Liang Tang, Jiangdong Huang, Apostolos T. Voutsas, Lih Y. Lin, “Visible electroluminescence from hybrid colloidal silicon quantum dot-organic light-emitting diodes,” Applied Physics Letters, vol. 98, pp. 213102, 2011. (https://doi.org/10.1063/1.3593382)

30.    Chang-Ching Tu,* Liang Tang, Jiangdong Huang, Apostolos T. Voutsas, Lih Y. Lin, “Solution-processed photodetectors from colloidal silicon nano/micro particle composite,” Optics Express, vol. 18, pp. 21622-21627, 2010. (https://doi.org/10.1364/OE.18.021622)

31.    Chang-Ching Tu,* Lih Y. Lin, “Thin film photodiodes fabricated by electrostatic self-assembly of aqueous colloidal quantum dots,” Thin Solid Films, vol. 519, pp. 857-862, 2010. (https://doi.org/10.1016/j.tsf.2010.08.141)

32.    Chang-Ching Tu,* Lih Y. Lin, “High efficiency photodetectors fabricated by electrostatic layer-by-layer self-assembly of CdTe quantum dots,” Applied Physics Letters, vol. 93, pp. 163107, 2008. (https://doi.org/10.1063/1.3003883)

33.    Chang-Ching Tu, Yaw-Kuen Li,* Teng-Ming Chen, Chung-Yu Wu,* “Design and fabrication of a photosensing nanodevice structure with CdSe and Au nanoparticles on a silicon chip,” IEEE Transactions on Nanotechnology, vol. 5, pp. 284-290, 2006. (https://doi.org/10.1109/TNANO.2006.874052)

 

ISSUED US PATENTS

1.       Chang-Ching Tu, Kuang-Po Chen, Yaw-Kuen Li, “Manufacturing, utilization, and antifouling coating of hydroxyl-covered silicon quantum dot nanoparticles,” US Patent 10,508,234, issued on December 17, 2019.

2.       Chang-Ching Tu, Guozhong Cao, Lih Y. Lin, “Surface-passivated silicon quantum dot phosphors,” US Patent 9,373,749, issued on June 21, 2016.

3.       Chang-Ching Tu, Guozhong Cao, Lih Y. Lin, “Surface-passivated silicon quantum dot phosphors,” US Patent 9,209,352, issued on December 8, 2015.

4.       Chang-Ching Tu, Yu-Chieh Fang, “Signal controlling circuit, and flat panel display thereof,” US Patent 8,564,524, issued on October 22, 2013.

5.       Jiangdong Huang, Liang Tang, Changqing Zhan, Chang-Ching Tu, “Colloidal-processed silicon particle device,” US Patent 8,383,432, issued on February 26, 2013.

6.       Chang-Ching Tu, Liang Tang, Apostolos T. Voutsas, “Silicon surface modification for the electrochemical synthesis of silicon particles in suspension,” US Patent 8,314,015, issued on November 20, 2012.

7.       Chang-Ching Tu, “Liquid crystal display and display panel thereof,” US Patent 8,098,222, issued on January 17, 2012.

8.       Chang-Ching Tu, Yu-Chieh Fang, “Liquid crystal display and display panel thereof,” US Patent 8,089,435, issued on January 3, 2012.

 

SELECTED CONFERENCE PAPERS (since 2022)

1.       Cheng Sung, Pin-Shiuan Kuo, Yu-Sheng Hsiao, Wei-Cheng Lin, Surya Elangovan, Chia-Lung Hung, Yi-Kai Hsiao, Hao-Chung Kuo, Chang-Ching Tu,* Tian-Li Wu,* “Monolithic integration of lateral 4H-SiC MOSFET and insulated-gate resistive load with improved linearity and high-temperature stability,” The 37th International Symposium on Power Semiconductor Devices and ICs (ISPSD), Kumamoto, Japan, 2025, accepted.

2.       Bang-Ren Chen, Cheng Sung, Yu-Sheng Hsiao, Wei-Chen Yu, Yi-Jun Dong, Wei-Cheng Lin, Surya Elangovan, Yi-Kai Hsiao, Hao-Chung Kuo, Chang-Ching Tu,* Tian-Li Wu,* “Investigation of trade-off between switching loss and gate overshoot in SiC MOSFETs by driving waveform modification,” The 35th European Symposium on Reliability of Electronic Devices, Failure Physics and Analysis (ESREF), Parma, Italy, September 2024. (https://doi.org/10.1016/j.microrel.2025.115653)

3.       Chia-Wei Kuo, Ting-Wei Wang, Hao-Chung Kuo, Chang-Ching Tu, Po-Hung Chen,* “Closed-loop gate-sensing active driver IC with adaptive delay compensation technique for silicon carbide power MOSFETs,” The 36th International Symposium on Power Semiconductor Devices and ICs (ISPSD), Bremen, Germany, pp. 462-465, 2024. (https://doi.org/10.1109/ISPSD59661.2024.10579692)

4.       Yu-Sheng Hsiao, Wei-Chen Yu, Cheng Sung, Wei-Cheng Lin, Hao-Chung Kuo, Chang-Ching Tu,* Tian-Li Wu,* “A novel gate driver with charge sharing technique to optimize gate turn-on/turn-off overshoot and switching loss trade-off in SiC power MOSFETs,” The 36th International Symposium on Power Semiconductor Devices and ICs (ISPSD), Bremen, Germany, pp. 184-187, 2024. (https://doi.org/10.1109/ISPSD59661.2024.10579570)

5.       Wei-Cheng Lin, Wei-Chen Yu, Bang-Ren Chen, Yu-Sheng Hsiao, Zhen-Hong Huang, Chia-Lung Hung, Yi-Kai Hsiao, Nai-Jen Yeh, Hao-Chung Kuo, Chang-Ching Tu,* and Tian-Li Wu,* “Investigation of the time dependent gate dielectric stability in SiC MOSFETs with planar and trench gate structures,” The 34th European Symposium on Reliability of Electronic Devices, Failure Physics and Analysis (ESREF), Toulouse, France, 2023. (https://doi.org/10.1016/j.microrel.2023.115141)

6.       Chang-Ching Tu, Shanshan Han, Guo Chen, Wenzhao Yang, Hao-Chung Kuo,* “Silicon quantum dots with large Stokes shift and long photoluminescence lifetime for energy and biomedical applications,” 2022 IEEE Silicon Nanoelectronics Workshop (SNW), Honolulu, Hawaii, pp. 1-2, 2022. (https://doi.org/10.1109/SNW56633.2022.9889044)