Annealing effects of low pressure mercury and excimer laser light on degraded a-Si:H TFTs

S. K. Lee, C. H. Oh, Y. S. Kim, J. S. Park, Y. I. Choi, J. Jang, M. K. Han

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We have investigated the effects of ultraviolet (UV) irradiation on the characteristics of a-Si:H films and a-Si:H TFTs by employing both a low-pressure mercury lamp and an excimer laser. The intensity of the XeCl excimer laser was varied from 10 to 80 mJ/cm2. The electrical properties of a-Si:H films and the characteristics of TFTs that were degraded by various stresses such as visible light soaking (130,000 1x, 1∼8 hrs) and electrical stress (30 V, 8 hrs) for a long period, recovered considerably to their original states after exposure.

Original languageEnglish
Pages (from-to)763-766
Number of pages4
JournalJournal of Non-Crystalline Solids
Volume164-166
Issue numberPART 2
DOIs
StatePublished - 2 Dec 1993
Externally publishedYes

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