現有流體操控技術 - University of Hong Kong fluidic processor...現有流體操控技術 數字微流控 (殘留量大、流體體積大類型少、電 極/電子配件/操控復雜)
化合物半導體報告 雷射二極體
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Transcript of 化合物半導體報告 雷射二極體
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(1) (pump)(current injection)(population inversion)
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(2)(gain medium )(active layer)pumping gain-medium (3)(optical resonant cavity)(output coupler)output couplerGaAs (110)(cleaved)(facet)
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(photo) (LED) (Laser Diode, LD)
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(direct band gap)GaAsInP
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(forward biased)p-i-n(DH)(QW)AlxGa1-xAs/GaAs/AlxGa1-xAsGaAs(carrier confinement)(optical confinement)
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PN()()
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LED LEDLED
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()390nm950nm()980nm1550nm (nm)
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780nmAlxGa1-xAs()635nm-660nmInxGa1-xP()980nm-1100nmInxGa1-xAs
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()()CD-R CD-ROM AlGaAs
()SONY (Blue-ray Disc Association, BDA)Blue-ray Disc TOSHIBAHD-DVD (HD DVD-Promotion Group)2008 3 TOSHIBA HD-DVD SONY Blue-ray Disc405 nm
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()InP
0.8 ~ 1.5
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19962 (1) (2) (3) (4)(CDLDVCDCD-ROM)
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:http://home.educities.edu.tw/jmhwang/newsfile/Laserintro.htmhttp://www.rohm.com.tw/products/opto_device/laser_diode/ld-gaiyou.html:http://ndltd.ncl.edu.tw/cgi-bin/gs32/gsweb.cgi?o=dnclcdr&s=id=%22097NCUE5614015%22.&searchmode=basichttp://ndltd.ncl.edu.tw/cgi-bin/gs32/gsweb.cgi?o=dnclcdr&s=id=%22097NCTU5686028%22.&searchmode=basichttp://ndltd.ncl.edu.tw/cgi-bings32gsweb.cgio=dnclcdr&s=id=%22094CYU00428006%22.&searchmode=basichttp://ndltd.ncl.edu.tw/cgi-bin/gs32/gsweb.cgi?o=dnclcdr&s=id=%22090NTHU0442068%22.&searchmode=basic
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