Self-aligned top and bottom metal double gate low temperature poly-Si TFT fabricated at 550/spl deg/C on non-alkali glass substrate by using DPSS CW laser lateral crystallization method
A. Hara, M. Takei, K. Yoshino, F. Takeuchi, M. Chida, N. Sasaki
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引用次数: 13
Abstract
Self-aligned top and bottom metal double gate (SAMDG) low-temperature polycrystalline silicon (poly-Si) thin film transistors (TFTs) were fabricated at 550/spl deg/C using the diode pumped solid state (DPSS) CW laser lateral crystallization (CLC) method, on non-alkali glass. The current drivability of these TFTs is eight or nine times as large as that of conventional excimer laser crystallized (ELC) poly-Si TFTs. It was confirmed that the extreme high performance of SAMDG CLC poly-Si TFT was maintained for gate length of 2.0 /spl mu/m.