(19)

(11)

EP 4 331 017 A1

(12)

(43) Date of publication: 06.03.2024 Bulletin 2024/10 (21) Application number: 22735687.0 (22) Date of filing: 24.05.2022

(51) International Patent Classification (IPC):  H01L 29/15(2006.01) H01L 29/10(2006.01) H01L 29/08(2006.01) H01L 29/78(2006.01) (52) Cooperative Patent Classification (CPC): H01L 29/152; H01L 29/7833; H01L 29/1054; H01L 29/165; H01L 29/41783; H01L 29/0847; H01L 29/665; H01L 29/66628 (86) International application number: PCT/US2022/030669 (87) International publication number: WO 2022/251173 (01.12.2022 Gazette 2022/48)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 26.05.2021 US 202117330831 26.05.2021 US 202117330860 (71) Applicant: Atomera Incorporated Los Gatos, CA 95032 (US)	(72) Inventors: HYTHA, Marek Brookline, Massachusetts 02446 (US) CODY, Nyles Wynn Tempe, Arizona 85284 (US) WEEKS, Keith Doran Chandler, Arizona 85224 (US) (74) Representative: Page White Farrer  Bedford House 21a John Street London WC1N 2BF London WC1N 2BF (GB)