engKlenke, ArnoBahri, MehranJáuregui-Misas, CesarNold, JohannesHaarlammert, NicolettaSchreiber, ThomasLimpert, JensSchreiber, ThomasSavage-Leuchs, MatthiasFemtosecond CPA laser system emitting 261W average power, 1.75mJ pulse energy based on coherent combination of a 49-core fiberSPIE (2025). doi:10.1117/12.3042785info:eu-repo/semantics/conferenceObjectinfo:eu-repo/semantics/publishedVersionFiber Lasers XXII: Technology and Systems : [Proceedings] - SPIE, 2025. - ISBN 97815106843249781510684331 - doi:10.1117/12.3042785Fiber Lasers XXII: Technology and Systems : [Proceedings] - SPIE, 2025. - ISBN 97815106843249781510684331 - doi:10.1117/12.3042785<br/>Fiber Lasers XXII: Technology and Systems, LASE 2025, San Francisco, United States, 2025-01-25 - 2025-01-31SPIE2025info:eu-repo/semantics/closedAccessDEhttps://repository.gsi.de/record/359573https://repository.gsi.de/search?p=id:%22GSI-2025-00754%22Researchersinfo:eu-repo/semantics/altIdentifier/doi/10.1117/12.3042785info:eu-repo/semantics/altIdentifier/wos/WOS:001481418300020info:eu-repo/grantAgreement/EC//835306