Extreme ultraviolet mask with backside coating
Extreme ultraviolet (EUV) mask blanks, methods for their manufacture and production systems therefor are disclosed. The EUV mask blanks comprise a substrate having a first side and a second side; a backside coating layer comprising an alloy of tantalum and nickel on the first side of the substrate;...
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| creator | Chandrachood, Madhavi R Jindal, Vibhu Banthia, Vikash |
| description | Extreme ultraviolet (EUV) mask blanks, methods for their manufacture and production systems therefor are disclosed. The EUV mask blanks comprise a substrate having a first side and a second side; a backside coating layer comprising an alloy of tantalum and nickel on the first side of the substrate; a multilayer stack of reflective layers on the second side of the substrate, the multilayer stack of reflective layers including a plurality of reflective layers including reflective layer pairs; a capping layer on the multilayer stack of reflecting layers; and an absorber layer on the capping layer. |
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The EUV mask blanks comprise a substrate having a first side and a second side; a backside coating layer comprising an alloy of tantalum and nickel on the first side of the substrate; a multilayer stack of reflective layers on the second side of the substrate, the multilayer stack of reflective layers including a plurality of reflective layers including reflective layer pairs; a capping layer on the multilayer stack of reflecting layers; and an absorber layer on the capping layer.</description><language>eng</language><subject>APPARATUS SPECIALLY ADAPTED THEREFOR ; CINEMATOGRAPHY ; ELECTROGRAPHY ; HOLOGRAPHY ; MATERIALS THEREFOR ; ORIGINALS THEREFOR ; PHOTOGRAPHY ; PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES ; PHYSICS</subject><creationdate>2022</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220215&DB=EPODOC&CC=US&NR=11249386B2$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220215&DB=EPODOC&CC=US&NR=11249386B2$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>Chandrachood, Madhavi R</creatorcontrib><creatorcontrib>Jindal, Vibhu</creatorcontrib><creatorcontrib>Banthia, Vikash</creatorcontrib><title>Extreme ultraviolet mask with backside coating</title><description>Extreme ultraviolet (EUV) mask blanks, methods for their manufacture and production systems therefor are disclosed. 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The EUV mask blanks comprise a substrate having a first side and a second side; a backside coating layer comprising an alloy of tantalum and nickel on the first side of the substrate; a multilayer stack of reflective layers on the second side of the substrate, the multilayer stack of reflective layers including a plurality of reflective layers including reflective layer pairs; a capping layer on the multilayer stack of reflecting layers; and an absorber layer on the capping layer.</abstract><oa>free_for_read</oa></addata></record> |
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| language | eng |
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| subjects | APPARATUS SPECIALLY ADAPTED THEREFOR CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY MATERIALS THEREFOR ORIGINALS THEREFOR PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS |
| title | Extreme ultraviolet mask with backside coating |
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