Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01L
SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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21/00
Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
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H01L21/363

Oxide semiconductor film, electronic device comprising thin film transistor, oxide sintered body and sputtering target
11251310 · 2022-02-15 · ·

An oxide semiconductor film contains In, Ga, and Sn at respective atomic ratios of 0.01≤Ga/(In+Ga+Sn)≤0.30 . . . (1), 0.01≤Sn/(In+Ga+Sn)≤0.40 . . . (2), and 0.55≤In/(In+Ga+Sn)≤0.98 . . . (3), and a rare-earth element X at an atomic ratio of 0.03≤X/(In+Ga+Sn+X)≤0.25 . . . (4).