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收集所有交通大學研究人員與學生個人或團體所發表之各項學術著作,涵蓋期刊論文、教師專書、學位論文等項。;;Collections of Publications of NCTU Researchers and Students Like Journal Papers and Thesis.
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Item type:Item, THE IMPACT OF TITANIUM SILICIDE ON THE CONTACT RESISTANCE FOR SHALLOW JUNCTION FORMED BY OUT-DIFFUSION OF ARSENIC FROM POLYSILICON(1993-01-01) ;YANG, WL ;LEI, TF ;HUANG, CT ;LEE, CL電子工程學系及電子研究所A novel technology of Ti-polycided shallow junctions formed by out-diffusion of As+ from polysilicon was proposed and investigated. Junction depth as shallow as 0.1 mum and leakage current density as small as 0. 4 nA/cm2 can be easily obtained by this process. Contact resistance measurements show that the presence of a deliberately grown interfacial oxide leads to a significant increase in the contact resistance and small values of the specific contact resistivity (4 approximately 7 x 10(-7) OMEGA-cm2) can be obtained if Ti thicknesses are larger than half of polysilicon thicknesses. This is due to the polysilicon layer had been consumed completely and the interfacial oxide would be broken under the silicidation process. This implies that the contact resistance is mainly determined by the polysilicon/mono-silicon interface property and it is necessary to eliminate the interfacial oxide for a good contact system.Item type:Item, IMPROVED IV-CHARACTERISTICS OF POLYSILICON THIN-FILM TRANSISTORS WITH NOVEL DUAL-BUFFER DRAIN STRUCTURE(1994-01-01) ;YEH, CF ;CHERN, CH ;電子工程學系及電子研究所Department of Electronics Engineering and Institute of ElectronicsON/OFF current ratio of poly-Si TFTs has been improved by using a novel structure called the dual-buff er drain (DBD). The new DBD TFT not only reduces the anomalous off-current, but also maintains a high on-current. It mainly combines features of the double-gate and the field-induced drain structures, so that owns advantages of low electric field near the drain junction and good drain junction characteristics. Furthermore, it will be shown that the DBD TFT is superior in off-current stability to the FID TFT. Finally, we will discuss high voltage operation for the DBD TFT.Item type:Item, HIGH BREAKDOWN VOLTAGE SCHOTTKY-BARRIER DIODE USING P(+)-POLYCRYSTALLINE SILICON DIFFUSED GUARD RING(1995-10-26) ;LIOU, BW ;LEE, CL ;LEI, TF ;電子工程學系及電子研究所Department of Electronics Engineering and Institute of ElectronicsA new Schottky diode structure which uses the p(+)-polycrystalline silicon (polysilicon) diffused guard ring is proposed. The diode gives nearly ideal J-V characteristics with a high reverse breakdown voltage (148V) and a low reverse leakage current density (8.4 mu A/cm(2)).