Performance and reliability of wafer-bonded AlGaInP/mirror/Si light-emitting diodes

Ray-Hua Horng*, D. S. Wuu, W. C. Peng, M. F. Huang, P. H. Liu, C. H. Seieh, K. C. Lin

*此作品的通信作者

研究成果同行評審

2 引文 斯高帕斯(Scopus)

摘要

AlGaInP light emitting diode (LED) with a minor substrate has been successfully fabricated by wafer bonding. The bonding technique using a metallic interlayer has been developed to eliminate handling the fragile, flee-standing epilayers. Various structures of the mirror substrate have been studied, and a suitable structure of Au/AuBe/SiO2/Si is proposed. From the observation of the chip fabrication process, it was found that the SiO2 layer could isolate the stress causing from the Si substrate. The device performance of bonded LED is obviously far superior to that of the standard absorb-substrate LED. It exhibits normal p-n diode behavior with a low series resistance. Moreover, the emission wavelength of the bonded LED was independent of the injection current. The low forward series resistance and a good heat sink provided by Si substrate solve the joule heating inhering in conventional LED problem. Furthermore, the bonded LED with high reliability has been demonstrated.

原文English
頁(從 - 到)507-513
頁數7
期刊Proceedings of SPIE - The International Society for Optical Engineering
4078
DOIs
出版狀態Published - 1 1月 2000
事件Optoelectronic Materials and Devices II - Taipei, Taiwan
持續時間: 26 7月 200028 7月 2000

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