(19)
(11) EP 4 825 132 A1

(12)

(43) Date of publication:
21.10.2026 Bulletin 2026/43

(21) Application number: 24904804.2

(22) Date of filing: 11.12.2024
(51) International Patent Classification (IPC): 
H10D 62/852(2025.01)
G11C 11/22(2006.01)
(52) Cooperative Patent Classification (CPC):
H10D 62/852; G11C 11/221; G11C 11/2275; G11C 11/2273; G11C 11/223; H10D 62/8503
(86) International application number:
PCT/US2024/059573
(87) International publication number:
WO 2025/128701 (19.06.2025 Gazette 2025/25)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 11.12.2023 US 202363608812 P
19.02.2024 US 202463555305 P

(71) Applicant: The Regents of the University of Michigan
Ann Arbor, Michigan 48109-1280 (US)

(72) Inventors:
  • WANG, Ding
    Ann Arbor, Michigan 48109 (US)
  • WANG, Danhao
    Ann Arbor, Michigan 48109 (US)
  • MOLLA, Mahlet
    Ann Arbor, Michigan 48109 (US)
  • LIU, Yujie
    Ann Arbor, Michigan 48109 (US)
  • KIOUPAKIS, Manos
    Ann Arbor, Michigan 48109 (US)
  • MI, Zetian
    Ann Arbor, Michigan 48109 (US)

(74) Representative: Abraham, Richard 
Maguire Boss 24 East Street
St. Ives, Cambridgeshire PE27 5PD
St. Ives, Cambridgeshire PE27 5PD (GB)

   


(54) DOMAIN WALLS IN WURTZITE FERROELECTRICS