Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Wen-Yung Yeh"'
Autor:
Hsin Chu Chen, Chia Chen Hsu, Jeng Rong Ho, Wen Yung Yeh, Duc Dung Nguyen, Bao Dong To, Hung-Chih Kan
Publikováno v:
Organic Electronics. 59:164-170
In this study, a new, facile, and low-cost approach was proposed to fabricate microporous polymer thin films (MPFs) for enhancing the light extraction of white-light organic light-emitting diodes (WLOLED). MPFs were fabricated by blending polymers wi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dd79f620c638aec5fa3be046b2684197
https://doi.org/10.1016/j.orgel.2018.05.001
https://doi.org/10.1016/j.orgel.2018.05.001
Autor:
Akhil Ajay, Nazmul Arefin, Francesco Bertazzi, John D. Bullough, Martin D.B. Charlton, Chi-Feng Chen, Tzung-Te Chen, Yuk Fai Cheung, Ching-Hsueh Chiu, Hoi Wai Choi, Pei-Ting Chou, Chun-Fan Dai, Carlo De Santi, Houqiang Fu, Han-Kuei Fu, Michele Goano, Hideki Hirayama, Ray-Hua Horng, Run Hu, C.-Y. Huang, JianJang Huang, Tadakazu Ikenaga, S.M. Islam, D. Jena, Matthew H. Kane, Yulia Kotsar, Richard Kotschenreuther, Hao-Chung Kuo, Chun-Feng Lai, Yu-Pin Lan, Wonseok Lee, Zhen-Yu Li, Chien-Chung Lin, Chia-Feng Lin, Da-Wei Lin, Xiaobing Luo, Zetao Ma, Koh Matsumoto, Gaudenzio Meneghesso, Matteo Meneghini, Akira Mishima, Eva Monroy, Guanxi Piao, V. Protasenko, Jae-Hyun Ryou, James Speck, Linas Svilainis, Toshiya Tabuchi, Alberto Tibaldi, Hiroki Tokunaga, Yuji Tomita, Akinori Ubukata, Marco Vallone, A. Verma, J. Verma, Giovanni Verzellesi, Chien-Ping Wang, Yuh-Renn Wu, Zhanchao Wu, Dong-Sing Wuu, Zhiguo Xia, Yoshiki Yano, Wen-Yung Yeh, Enrico Zanoni, Yuji Zhao, Qiandong Zhuang
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::51c34adff7c0af64083c0edb749de70f
https://doi.org/10.1016/b978-0-08-101942-9.01002-9
https://doi.org/10.1016/b978-0-08-101942-9.01002-9
Publikováno v:
Topics in Applied Physics ISBN: 9789811037542
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::040fc9b0256c5dba748ed9e4ae404248
https://doi.org/10.1007/978-981-10-3755-9_15
https://doi.org/10.1007/978-981-10-3755-9_15
Autor:
Chia-Hsin Chao, Ming-Hsien Wu, Hsi-Hsuan Yen, Cheng-Wei Sun, Wen-Yung Yeh, Chao-Chiun Liang, Yung-Hsiang Chiu, Heng-Yin Chen
Publikováno v:
SID Symposium Digest of Technical Papers. 42:1042-1045
This paper developed a micro-pixellated GaN LED (μ-LED) array micro-display system. The μ-LED array has the features of high luminance, small optical machine size, high collimation, and lost cost. A time-separate driving method is proposed to drive
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6689196f2756a42ddb070ee84ed1994d
https://doi.org/10.1889/1.3620998
https://doi.org/10.1889/1.3620998
Publikováno v:
Journal of Lightwave Technology. 28:2881-2889
This study theoretically and experimentally investigates the highly directional far-field emission patterns of GaN photonic crystal (PhC) micro-cavity light-emitting diodes (MCLEDs) depending on varying structural parameters. Angular-spectra-resolved
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::67e811cddfc4dfc02f7011214699406f
https://doi.org/10.1109/jlt.2010.2061836
https://doi.org/10.1109/jlt.2010.2061836
Far-Field and Near-Field Distribution of GaN-Based Photonic Crystal LEDs With Guided Mode Extraction
Autor:
Chia-En Lee, Chia-Hsin Chao, Wen-Yung Yeh, Hsi-Hsuan Yen, Chun-Feng Lai, Hao-Chung Kuo, Jim-Yong Chi, Tien-Chang Lu
Publikováno v:
IEEE Journal of Selected Topics in Quantum Electronics. 15:1234-1241
The near-field and far-field distribution of GaN LEDs with square photonic crystal (PhC) lattice are experimentally investigated. The optical images of the near-field pattern are obtained from the guided electroluminescent light generated at the cent
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cfe37e693409e3f478056c6b6d3ac043
https://doi.org/10.1109/jstqe.2009.2015582
https://doi.org/10.1109/jstqe.2009.2015582
Autor:
Yuh-Renn Wu, S. C. Wang, Wen-Yung Yeh, His Hsuan Yen, Chih Chiang Kao, Han Wei Yang, Peichen Yu, C. H. Chiu, Tien-Chang Lu, Jui-Yuan Chen, Hao-Chung Kuo
Publikováno v:
ECS Transactions. 16:139-143
A free-standing nanopillar with a diameter of 300 nm, and a height of 2 μm is successfully demonstrated by focused ion beam milling. The measured micro-photoluminescence (μ-PL) from the embedded InGaN/GaN multiple quantum wells shows a blue shift o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3b17a814aa73b5a2c77cb038020c586e
https://doi.org/10.1149/1.2983169
https://doi.org/10.1149/1.2983169
Publikováno v:
Journal of Materials Research. 23:2506-2511
A co-sputtering system was used to deposit silicon nanoclusters embedded in zinc oxide matrix (Si:ZnO) at low temperature without post-annealing. By adjusting the radio frequency power of the Si target during co-sputtering, Si:ZnO films with various
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c0c8765edafdb6f7213bdcf464c18b49
https://doi.org/10.1557/jmr.2008.0309
https://doi.org/10.1557/jmr.2008.0309
Publikováno v:
IEEE Photonics Technology Letters. 24:1635-1637
Based on the off-Γ diffractions from a square photonic crystal (PhC), a flat-top far-field profile is achieved in a microsized thin-film light-emitting diode (mTFLED) for higher light-collection efficiency. The PhC mTFLED with a lattice constant of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5b37af7df642d72476d2b9d5508b1d47
https://doi.org/10.1109/lpt.2012.2211584
https://doi.org/10.1109/lpt.2012.2211584
In this chapter, we introduce the relevant standards for commonly used LED reliability tests, LED failure analysis techniques and a failure analysis flow chart for LEDs. Finally, we discuss the underlying physical mechanisms behind LED failure based
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::850559a5f593cd7eb9180be92150e1c4
https://doi.org/10.1533/9780857099303.2.428
https://doi.org/10.1533/9780857099303.2.428