研討會論文

研討會論文（Conference Paper）
  1. W.-S Liu, Yu-Lin Chang; Hui-Yu Chen” Growth of Gallium Nitride Thin Film on Amorphous Glass Substrate Through Pulsed Direct Current Sputtering Deposition”, 45th International Symposium on Compound Semiconductors- ISCS, Boston, USA, 2018
  2. W.-S Liu, Shao-Yang Lin, Ren-Yo Liu, and Hsiao-Chien Lin “Vertical Arrangement of InGaAs / GaAs (Sb) Quantum Dots with AlGaAsSb Insertion Layer in Solar Cell Device”, 45th International Symposium on Compound Semiconductors- ISCS, Boston, USA, 2018 
  3. W.-S Liu, Yi-Hung Lin, Chien-Lung Huang, Chih-Wei Wang, Yi-Ming Chu, and Chih-Hao Hsu “Device Performance Improvement of Thin Film Transistor with Ti-Doped GaZnO / InGaZnO / Ti-Doped GaZnO Sandwich Composite Channel”, 45th International Symposium on Compound Semiconductors- ISCS, Boston, USA, 2018
  4. W.-S Liu, Shao-Yang Lin, Ting-Kai Yang, “Optical characteristics of InGaAs quantum dots grown on GaAsSb strain buffer layer”, Taiwan Vacuum Society (TVS), Taiwan, 2018
  5. W.-S Liu ,Shih-Yuan Chen,Chien-Sheng Huang, and Hsin-Hui Wang, “Effect of Zn composition in Cu2ZnSnS4 thin films with optimum sulfide annealing time”, Taiwan Vacuum Society (TVS), Taiwan, 2018
  1. W.-S Liu,Di-Ting Lin, Ren-Yo Liu, and Hsiao-Chien Lin, “Amending Energy Band Alignment of Perpendicularly Aligned InGaAs Quantum Dots Covered with GaAs(Sb)/AlGaAsSb Combined Structure after Rapid Thermal Annealing”, Taiwan Vacuum Society (TVS), Taiwan, 2017 – 論文佳作
  2. W.-S Liu, Wei-Ting Hsieh and Shih-Yuan Chen, “Development of high performance transparent conductive Ti-doped GaZnO thin films for the application in CIGS solar cells”, Taiwan Vacuum Society (TVS), Taiwan, 2017
  3. W.-S Liu, Wei-Ting Hsieh, Shih-Yuan Chen, Chien-Sheng Huang and Ting-Kai Yang, “Application of high-performance Ti-doped GaZnO transparent conducting thin films on CIGS solar cells”, Optics & Photonics Taiwan, the International Conference (OPTIC), Taiwan, 2017- 最佳論文獎
  4. W.-S Liu, Chih-Wei Wang and Yi-Ming Chu” Investigation of P-type transparent conductive SnO thin films”, Taiwan Vacuum Society, 2017
  5. W.-S Liu, Chih-Wei Wang, Yi-Ming Chu and Chih-Hao Hsu, “The development of P-type transparent conductive tin monoxide thin films”, Optics & Photonics Taiwan, the International Conference (OPTIC),2017
  6. W.-S Liu, W.-T. Hsieh, S.-Y. Chen,Yu Jiang, S.-T. Chen, C.-C. Wen, H.-Y. Chen, E.-T. Huang, and M.-E. Hsu, “Using the Ti-doped GaZnO transparent conductive oxide films for the development of CIGS photovoltaics”, 24th International Workshop on Active-Matrix Flat panel Displays and Devices, Kyoto, Japan, 2017
  7. W.-S Liu,C.-W. Wang, Y.-H. Lin, C.-L. Huang, Y.-M. Chu, C.-C. Wen, E.-T. Huang, H.-Y. Chen, S.-T. Chen, M.-E. Hsu and Yu-Jiang, “Using Ti-doped GaZnO/ InGaZnO/ Ti-doped GaZnO sandwich composite Structure to enhance the device performances of transparent thin-film transistors”, 24th International Workshop on Active-Matrix Flat panel Displays and Devices, Kyoto, Japan, 2017
  8. W.-S Liu , H.-C. Lin, R.-Y. Liu, M. Wu, H.-Y Hsiao, "Study of optical properties of vertically-aligned InGaAs quantum dots capped by GaAsSb/AlGaAsSb composite structure", Symposium on Nano Device Technology(SNDT), Taiwan, 2016
  9. W.-S Liu ,C.-W. Wang, Y.-H. Lin, and C.-L. Huang, “Enhancing the Device Performance of Transparent Thin-Film Transistors with a Ti-doped GaZnO/ InGaZnO/ Ti-doped GaZnO Sandwich Composite-Channel Structure”, International Electron Devices and Materials Symposia Conference (IEDMS),Taiwan, 2016
  10. W.-S. Liu ,R.-Y. Liu, H.-Y. Hsiao, “Sb aggregation for tailoring energy band alignment of vertically aligned InGaAs/GaAs(Sb)/AlGaAsSb composite quantum dot structure after thermal annealing treatment”, International Electron Devices and Materials Symposia Conference (IEDMS),Taiwan, 2016
  11. W.-S Liu ,R.-Y. Liu, H.-Y. Hsiao, D.-T. Lin, “Study of vertically aligned InGaAs quantum dots capped with GaAs(Sb)/AlGaAsSb composite structure”, International Electron Devices and Materials Symposia Conference (IEDMS),Taiwan, 2016
  12. W.-S. Liu, W.-T. Hsieh, Y.-H. Lin, Y.-M. Wang, C.-W. Wang, Y.-X. Lin, "Enhancement of optoelectronic device performances by using TiO2-doping in GaZnO thin film" Energy Materials Nanotechnology on Titanium-Oxides, EMN 2016, Hawaii, USA, 2016
  13. W.-S. Liu, Y.-F. Chen, Y.-M. Wang, Y.-H. Lin, C.-W. Wang, "Improving the Device Performances of InGaZnO Thin-Film Transistor by Using Ti-Doped GaZnO Capping Layer" International Thin-Film Transistor Conference, ITC 2016
  14. W.-S. Liu, W.-T. Hsieh, "Improving the device characteristics of CIGS solar cells with high performance transparent conducting Ti-doped GaZnO thin films" Optics & Photonics Taiwan, International Conference, OPTIC 2015, Hsinchu, R.O.C., 2015.
  15. W.-S. Liu, R.-Y. Liu, H.-C. Lin, "Energy band-alignment tailoring by using thermal annealing treatment on the vertically-aligned InGaAs/GaAs(Sb)/AlGaAsSb quantum dots" International Electron Devices and Materials Symposium, IEDMS 2015, R.O.C., 2015.
  16. W.-S. Liu, Y.-H. Lin, C.-L. Huang, "Improving the Device Characteristics of Transparent Thin-Film Transistors by Using a GaTiZO/InGaZnO/GaTiZnO Triple-channel Structure" International Electron Devices and Materials Symposium, IEDMS 2015, R.O.C., 2015.
  17. W.-S. Liu, R.-Y. Liu, H.-C. Lin, M. Wu, "Enhancing the dot-size uniformity of vertically-aligned InGaAs quantum dots by using the GaAsSb/AlGaAsSb composite overgrown layer" Symposium on Nano Device Technology, SNDT 2015, R.O.C., 2015.
  18. W.-S. Liu, H.-C. Lin, R.-Y. Liu,  M. Wu, Improvements of dot-size uniformity of the columnar InGaAs quantum dot structures with GaAs(Sb)/AlGaAsSb composite layers” 22th International Workshop on Active-Matrix Flat panel Displays and Devices, Kyoto, Japan, 2015.
  19. W.-S. Liu, Y.-L. Chang, C.-L. Huang, "Improvement of CIGS solar cell conversion efficiency by using high performance Ti-doped GaZnO transparent conductive films" Optics & Photonics Taiwan, International Conference, OPTIC 2014, Taichung, R.O.C., 2014.
  20. W.-S. Liu, C.-L. Huang, "Development of IGZO TFT by pulse-DC magnetron sputtering deposition for enhancing the device performance" Optics & Photonics Taiwan, International Conference, Taichung, Taiwan R.O.C., 2014.
  21. W.-S. Liu, H.-C. Lin, C.-M. Chang, "Capping vertically-aligned InGaAs quantum dots with AlGaAsSb overgrown layer for improving the performances of solar cell"  International Electron Devices and Materials Symposium, IEDMS 2014, R.O.C., 2014.
  22. W.-S. Liu, C.-L. Huang, "Optoelectronic properties studies of IGZO thin films deposited by pulse-DC magnetron sputtering"  International Electron Devices and Materials Symposium, Hualien, Taiwan R.O.C., 2014.
  23. W.-S. Liu, C.-M. Chang, W.-Y. Qiu, and C. Fang, “Carrier Dynamic and Optical Properties Study of InAs Quantum Dots Capped with InGaAsSb Strain-Reducing Layer” , TACT- International Thin Films Conference, 2013
  24. W.-S. Liu, H.-C. Hu, N.-W. Pu, and S.-C. Liang, “Development of a Ti/TiN composite structure as the diffusion barrier layer in CIGS solar cells on stainless steel substrates” , TACT- International Thin Films Conference, 2013
  25. W.-S. Liu, C.-H. Chang, S.-Y. Wu, C.-H. Tseng, C.-Y. Hung, J.-L. Huang, “Quality Improvement of Ga-doped TiZnO for Application as a Transparent Conductive Anode in Blue Phosphorescent OLEDs” , TACT- International Thin Films Conference, 2013
  26. W.-S. Liu, Y.-F. Chen, Y.-M. Wang, “Development of Transparent Ti-doped GaZnO as TFT channel layer for enhancing the device performance of ZnO based TFT”, TACT- International Thin Films Conference, 2013
  27. W.-S. Liu, Y.-F. Chen, Y.-M. Wang, “Enhanced Device Characteristics of Transparent Thin-Film Transistors with a GaTiZnO/ InGaZnO4 Double-Layer Channel Structure”, TACT- International Thin Films Conference, 2013
  28. W.-S. Liu, S.-Y. Wu, C.-H. Tseng, and C.-Y. Hung “Development of high-quality titanium-doped gallium ZnO transparent conductive films by RF magnetron sputtering techniques”, 40th International Symposium on Compound Semiconductors- ISCS, Kobe, Japan, 2013.
  29. W.-S. Liu, Y.-T. Wang, C.-M. Chang, W.-Y. Qiu, and C.-Fang “Study of carry dynamics of vertically aligned InAs/GaAsSb quantum dot structures”, 40th International Symposium on Compound Semiconductors- ISCS, Kobe, Japan, 2013.
  30. W.-S. Liu, S.-Y. Wu, C.-Y. Hung, C.-H. Tseng, J.-L. Huang, I-C. Lien, Y.-S. Chang, and C.-H. Chang “Optoelectronic Properties Enhancement of OLED by Ga-doped TiZnO Transparent Conductive Oxide Film”, International Display Manufacturing Conference- IDMC, Taipei, Taiwan, 2013.
  31. W.-S. Liu, Hsin-Lun Tseng, Tien-Hao Huang, Ting-Fu Chu, Po-Chen Kuo, Fu-Hsiang Tsao, and Jen-Inn Chyi “Characteristic improvements of vertically aligned columnar quantum dot solar cell with a GaAsSb capping layer”, Proceedings of SPIE - The International Society for Optical Engineering, Vol. 8471, pp. 21 2012.
  32. Hsueh, K.-P., Cheng, Y.-C., Lin, W.-Y., Chiu, H.-C., Huang, Y.-P., Chi, G.-C., W.-S. Liu., “Physical properties of Al-doped MgZnO film grown by RF magnetron sputtering using ZnO/MgO/Al 2O 3 target”, Proceedings of SPIE - The International Society for Optical Engineering, 2011.
  33. Hsin-Lun Tseng, W.-S. Liu, Po-Chen Kuo, Tien-Hao Huang, Ting-Fu Chu and Jen-Inn Chyi, “Improvement of optical characteristics of InAs/InGaAsSb quantum dot structures with long excited-state emission at 1.31 μm”, Optics & Photonics Taiwan, International Conference, OPTIC 2012, Taipei, R.O.C., 2012.
  34. Ting-Fu Chu, W.-S. Liu, Tien-Hao Huang1, Po-Chen Kuo, Hsin-Lun Tseng, and Jen-Inn Chyi, “Improving the optical properties of vertically aligned InAs/GaAsSb quantum dot structure by thermal annealing”, Optics & Photonics Taiwan, International Conference, OPTIC 2012, Taipei, R.O.C., 2012.
  35. Tien-Hao Huang, W.-S. Liu, Ting-Fu Chu, Hsin-Lun Tseng, and Po-Chen Kuo, “The enhancement of the carrier lifetime in columnar InAs/GaAsSb quantum dot structure by thermal-annealing induced Sb segregation”, Intl. Conf. on International Electron Devices and Materials Symposium, Kaohsiung, R.O.C., 2012.
  36. Po-Chen Kuo, W.-S. Liu, Hsin-Lun Tseng, Ting-Fu Chu, and Tien-Hao Huang, “Enhancing the optical characteristics of InAs/InGaAsSb quantum dots by rapid-thermal annealing”, Intl. Conf. on International Electron Devices and Materials Symposium, Kaohsiung, R.O.C., 2012.
  37. W.-S. Liu, Ching-Min Chang, Wen-Yu Qiu, and Chi Fang, “Study of time-resolved photoluminescence properties of InAs/InGaAsSb quantum dot structures”, Intl. Conf. on International Electron Devices and Materials Symposium, Kaohsiung, R.O.C., 2012.
  38. W.-S. Liu, Shen-Yu Wu, Chao-Yu Hung, and Ching-Hsuan Tseng, “Improvement of the Optoelectronic Properties of Ga-doped TiZnO Transparent Conductive Oxide Thin Films”, Intl. Conf. on International Electron Devices and Materials Symposium, Kaohsiung, R.O.C., 2012.
  39. W.-S. Liu, Y.-T Wang, and J.-I Chyi, “Carrier Lifetime Investigation in Type-II Vertical Aligned InAs Quantum Dot Structure with a GaAsSb Strain-Reducing Layer”, International Photonics Conference, Tainan, R.O.C. , 2011.
  40. W.-S. Liu, H.-M. Wu, F.-H. Tsao, T.-L. Hsu, Y.-A. Liao and J.-I. Chyi, “Enhancement of intermediate band solar cell by applying vertically aligned InAs/GaAsSb quantum dot structure”, International Photonics Conference, Tainan, R.O.C., 2011.
  41. W.-S. Liu, Y.-T. Wang and J.-I. Chyi, “Carrier Lifetime Investigation in Type-II Vertical Aligned InAs Quantum Dot Structure with a GaAsSb Strain-Reducing Layer” International Photonics Conference, Tainan, R.O.C., 2011.
  42. W.-S. Liu, and W.-K. Chen, “Transparent Conductive Ga-doped MgxZn1-xO Films with High Optical Transmittance Prepared by Radio Frequency Magnetron Sputtering”, International Electron Devices and Materials Symposium, Tainan, R.O.C., 2011.
  43. W.-S. Liu, Y.-H. Liu and W.-K. Chen, “Structure Properties of Transparent Conductive GMZO/Ag/GMZO Sandwich Structure with Different Layer Thickness and Post-Annealing Temperature”, International Electron Devices and Materials Symposium, Tainan, R.O.C., 2011.
  44. W.-S. Liu, H.-M. Wu, T.-L. Hsu, F.-H. Tsao, Y.-A. Liao, and J.-I. Chyi, “Enhancement of intermediate band solar cell by vertically aligned InAs/GaAsSb quantum dots”, 38th International Symposium on Compound Semiconductors- ISCS, Berlin, Germany, 2011.
  45. W.-S. Liu, H.-M. Wu, Y.-A. Liao, J.-I. Chyi, W.-Y. Chen, T.-M. Hsu, “High Optical Property Vertically Aligned InAs Quantum Dot Structures with GaAsSb Overgrown Layers”, 16th Intl. Conf. on Molecular Beam Epitaxy, Berlin, Germany, 2010.
  46. H.-M. Wu, W.-S. Liu, T.-L. Hsu, Y.-T. Wang, and J.-I. Chyi, “Enhancemet of Dot Size Uniformity in Vertically Aligned InAs/GaAsSb Structure”, Intl. Conf. on Optics and Photonics in Taiwan, Tainan, R.O.C., 2010
  47. W.-K. Chen, K.-P. Hsueh, W.-S. Liu, Y.-P. Huang, and Y.-H. Lin, “Effect of rapid thermal annealing on Al-doped MgxZn1-xO films prepared by radio-frequency magnetron sputtering”, Intl. Conf. on Optics and Photonics in Taiwan, Tainan, R.O.C., 2010
  48. W.-S. Liu, H.-M. Wu, F.-H. Tsao, Y.-A. Liao, J.-I. Chyi, W.-Y. Chen, and T.-M. Hsu, “High Optical Property Vertical Aligned InAs Quantum Dot Structures with GaAsSb Overgrown Layers”, Intl. Conf. on Optics and Photonics in Taiwan, Tainan, R.O.C., 2010
  49. D.-C. Wu, Y.-C. Lin, M.-H. Mao, W.-S. Liu, P. C. Chiu, J.-I. Chyi, J. S. Wang, Gray Lin, and J. Y. Chi, “Temperature Dependences of Quantum-Dot Laser Thresholds under Simultaneously Three-State or Two-State Lasing Operations”, IEEE CLEO/QELS, San Jose, U.S.A., 2008.
  50. J.-W. Shi, Y.-T. Li, C.-L. Pan, C.-H. Chiu, W.-S. Liu, J.-I. Chyi , “Characterization of a Sub- THz Photonic Transmitter Based on a Separated- Transport- Recombination Photodiode”, CLEO/QELS, Baltimore, U.S.A., 2007.
  51. Lu, J.-Y., Chen, L.-J., Kao, T.-F., Chang, H.-H., Sun, C.-K., Liu, A-S., Yu, Y.-C., Wu, R.-B.,Liu, W.-S., Chyi, J.-I., “Terahertz biochip for illicit drug detection”, IEEE Conference on Lasers and Electro-Optics, California, U.S.A., 2006.
  52. M.-J. Shiau, P.-C. Chiu, W.-S. Liu, T.-P. Hsieh, and J.-I. Chyi , “The Effects of Antimony Irradiation on the Optical Properties of InAs QDs ”, Optics and Photonics, Hsinchu , Taiwan, R.O.C., Dec. 2006.
  53. W.-S. Liu, J.-I. Chyi, W.-Y. Chen, H.-S. Chang, and T.M. Hsu, “Enhanced thermal stability and emission intensity of InAs quantum dots covered by InGaAsSb strain-reducing layer.” 14th Intl. Conf. on MBE, Tokyo, Japan, 2006.
  54. J.-W. Shi, Y.-T. Li, C.-L. Pan, M.-L. Lin, Y.-S. Wu, W.-S. Liu, J.-I. Chyi, “Separated-Transport-Recombination p-i-n Photodiode (STR-PD) with High-Speed and High-Power Performance under Continuous-Wave (CW) Operation”, IEEE Conference on Lasers and Electro-Optics, California, U.S.A., 2006.
  55. W.-S. Liu, J.-I. Chyi, W.-Y. Chen, H.-S. Chang, and T.M. Hsu, “Enhanced thermal stability and emission intensity of InAs quantum dots covered by InGaAsSb strain-reducing layer.” Molecular Beam Epitaxy and High-k Materials Workshop, Jhongli, Taiwan, R.O.C, 2006.
  56. Lu, J.-Y., Chen, L.-J., Kao, T.-F., Chang, H.-H., Liu, A.-S., Yu, Y.-C., Wu, R.-B., Liu, W.-S., Chyi, J.-I., Pan, C.-L., Tsai, M.-C., Sun, C.-K., “Terahertz biochip based on optoelectronic devices”, Proceedings of SPIE - The International Society for Optical Engineering, 2005.
  57. J.-I. Chyi , W.-S. Liu, T.-P. Hsieh, T. M. Hsu, W. H. Chang, W. Y. Chen and H. S. Chang, “Progress on InAs-Based Quantum Dot Light Emitters”, SPIE Asia-Pacific Optical Communications, Shanghai. China, 2005.
  58. M.-H. Mao, L.-C. Su, K.-C. Wang, W.-S. Liu, P.-C. Chiu, J.-I. Chyi, ” Spectrally-resolved dynamics of two-state lasing in quantum-dot lasers”, Lasers and Electro-Optics Society, Australia, 2005.
  59. W.-S. Liu, Holin Chang, and J.-I. Chyi, “Effects of dot-height uniformity on the performance of 1.3 um InAs quantum dot lasers”, Molecular Beam Epitaxy, Hsinchu, Taiwan, R.O.C, 2005.
  60. S.-H. Chen, N.-T. Yeh, W.-S. Liu, and J.-I. Chyi, “Effects of spacer thickness on the performance of InGaAs/GaAs quantum dot lasers”, MRS Fall Meeting, Boston, U.S.A., 2001.
  61. Yeh, N.-T., Liu, W.-S., Chen, S.-H., Chiu, P.-J,.and Chyi, J.-I, “InAs/GaAs quantum dot lasers with InGaP cladding layer grown by solid-source molecular beam epitaxy” 13th Intl. Conf. InP Related Materials, Nara, Japan, 2001.
  62. N.-T. Yeh, W.-S. Liu, S.-H. Chen and J.-I. Chyi, “Effects of Spacer Thickness on the Performance of InGaAs/GaAs Quantum Dot Lasers”, MRS Fall Meeting, Boston, U.S.A., 2000.
  63. W.-S. Liu, S.-H. Chen, N.-T. Yeh, T.-E. Nee and J.-I. Chyi, “Suppressing Temperature-Dependence of Emission Wavelength of Self-Assembled InAs Quantum Dots”, Optics and Photonics Taiwan’99, Chung-Li, Taiwan, 1999.