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单词 photoresist
释义

photoresistn.

Brit. /ˌfəʊtəʊrᵻˈzɪst/, U.S. /ˌfoʊdoʊrəˈzɪst/, /ˌfoʊdoʊriˈzɪst/
Origin: Formed within English, by compounding. Etymons: photo- comb. form, resist n.
Etymology: < photo- comb. form + resist n.
A photosensitive resist (resist n. 2) which when exposed to (usually ultraviolet) light loses either its resistance or its susceptibility to attack by an etchant or solvent.
ΘΚΠ
society > communication > printing > composing equipment > [noun] > type-setting machines > photo-composing machines > photosensitive resist, protects against solvent
photoresist1953
society > leisure > the arts > visual arts > printmaking > photomechanical or process printing > [noun] > materials
resist1886
process black1907
photoresist1953
1953 Printing Mag. Oct. 56/1 The Kodak Photo-Resist, developed by Eastman Kodak Co., has great possibilities. It is the result of an extensive study and seems to possess ideal properties for a photoresist.
1969 R. & E. Coordinator (Res. & Engin. Council Graphic Arts Industry) Apr. 10/1 The new photoresist can be used in chemical milling of copper, copper alloys, and stainless steel, provided only acid solution etchants are used.
1973 Sci. Amer. Apr. 70/1 (caption) High-performance MOSFET is made in these steps. Light admitted through a mask sensitizes a ‘photoresist’ protecting a silicon oxide layer grown on a silicon wafer... Unprotected silicon oxide is etched away and phosphorus atoms are diffused into them to produce ‘source’ and ‘drain’ areas.
2002 Wired Nov. 32/1 Excess photoresist is removed using various toxic compounds.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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n.1953
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