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However, laser-induced magnetization dynamics in MAX phases remains largely unexplored. Here, we investigate laser-induced ultrafast demagnetization in a 40-nm-thick epitaxial film of the magnetic MAX phase (Cr0.5Mn0.5)2GaC, which magnetically orders below ~220 K, using time-resolved magneto-optical Kerr effect spectroscopy. We reveal, that the demagnetization transients exhibit a two-step ","authors_text":"(2) Kirensky Institute of Physics), Alexandra Kalashnikova (1) ((1) Ioffe Institute, Artyom Gorshkov (1), Iaroslav Mogunov (1), Mikhail Rautskii (2), Tatyana Andryushchenko (2)","cross_cats":[],"headline":"Laser pulses trigger two-step type-II demagnetization in the MAX phase (Cr0.5Mn0.5)2GaC, a signature of its two-dimensional magnetic order.","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-05-11T12:43:58Z","title":"Laser-induced demagnetization in a MAX phase (Cr0.5Mn0.5)2GaC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.10483","kind":"arxiv","version":2},"verdict":{"created_at":"2026-05-12T05:18:35.404282Z","id":"0fcc3125-195d-4375-8031-1dec70cbb80b","model_set":{"reader":"grok-4.3"},"one_line_summary":"First observation of two-step type-II ultrafast demagnetization in (Cr0.5Mn0.5)2GaC MAX phase film below 250 K, with three-temperature model yielding electron-lattice, spin-lattice and electron-spin couplings and a weakly temperature-dependent spin heat capacity.","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"Laser pulses trigger two-step type-II demagnetization in the MAX phase (Cr0.5Mn0.5)2GaC, a signature of its two-dimensional magnetic order.","strongest_claim":"the demagnetization transients exhibit a two-step type-II demagnetization - a signature of two-dimensional magnetic systems. 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