Browsing by Author "HUANG, CH"
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Item type:Item, A PLANAR ELECTROOPTIC BEAM SPLITTER WITH A ZIG-ZAG ELECTRODE(1983) ;LEE, CL ;HORNG, JS ;HUANG, CH ;奈米中心Nano Facility CenterItem type:Item, HETEROJUNCTION BIPOLAR-TRANSISTORS WITH EMITTER BARRIER LOWERED BY DELTA-DOPING(1994-08-01) ;CHEN, HR ;HUANG, CH ;CHANG, CY ;LEE, CPTSAI, KLAn Npn heterojunction bipolar transistor with a Si-delta-doped layer at the emitter-base hetero-interface is demonstrated. The Si delta-doped layer reduces the potential spike at the emitter junction. This design reserves the abruptness of the heterojunction, reduces electron barrier and increases the hole barrier simultaneously. Experimental results show that the HBT's turn-on characteristics are greatly improved while the current gain remains high. The offset voltages as low as 44 mV have been obtained. Very high current gains at very low collector current densities are obtained.Item type:Item, M-TYPE ELECTRODE PLANAR GUIDED-WAVE BEAM SPLITTER(1983) ;LEE, CL ;HUANG, CH ;HORNG, JS ;交大名義發表電控工程研究所