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(11)

EP 4 771 400 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 23764882.9 (22) Date of filing: 01.09.2023

(51) International Patent Classification (IPC):  G01R 31/00(2006.01) G01R 29/10(2006.01) G01R 29/08(2006.01) (52) Cooperative Patent Classification (CPC): G01R 29/0878; G01R 31/002; G01R 31/007; G01R 29/0892; G01R 29/10 (86) International application number: PCT/EP2023/073998 (87) International publication number: WO 2025/045372 (06.03.2025 Gazette 2025/10)

(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: KH MA MD TN (71) Applicant: Technische Universität Hamburg-Harburg 21073 Hamburg (DE)	(72) Inventors: YANG, Cheng 21079 Hamburg (DE) ADAM, Christian 21075 Hamburg (DE) GÖTSCHEL, Sebastian 12247 Berlin (DE) (74) Representative: Günther, Constantin  Meissner Bolte Patentanwälte Rechtsanwälte Partnerschaft mbB Plathnerstraße 3A 30175 Hannover 30175 Hannover (DE)