PeiYu Cai | Academic PortfolioPhD Candidate in Condensed Matter Physics at the University of Edinburghhttps://peiyucai.com/[Publication] Laser-Induced Topological Toggle Switching at Room Temperature in the van der Waals Ferromagnet Fe3GaTe2https://peiyucai.com/publications/laser-induced-toggle-switching/https://peiyucai.com/publications/laser-induced-toggle-switching/Thermodynamic modeling supports all-optical topological toggle switching in Fe3GaTe2.Thu, 01 Jan 2026 00:00:00 GMT[Publication] Room-Temperature Skyrmionic Synapse in 2D Ferromagnet Fe3GaTe2 Operating via Collective Spin Texture Transformationhttps://peiyucai.com/publications/room-temperature-skyrmionic-synapse/https://peiyucai.com/publications/room-temperature-skyrmionic-synapse/GPU micromagnetic simulations validated a skyrmion-to-stripe phase transformation in Fe3GaTe2 synaptic devices.Thu, 01 Jan 2026 00:00:00 GMT[Publication] Self-Integrated Quantum Imaging of an All-van der Waals Spin-Orbit Torque Systemhttps://peiyucai.com/publications/self-integrated-quantum-imaging/https://peiyucai.com/publications/self-integrated-quantum-imaging/Spin-orbit torque imaging in a fully vdW system clarifies field-like and damping-like torque contributions.Thu, 01 Jan 2026 00:00:00 GMT[Publication] Local Inversion Symmetry Breaking and Thermodynamic Evidence for Ferrimagnetism in Fe3GaTe2https://peiyucai.com/publications/local-inversion-fe3gate2/https://peiyucai.com/publications/local-inversion-fe3gate2/Combined experimental and theoretical evidence for ferrimagnetism and chiral textures in Fe3GaTe2.Wed, 01 Jan 2025 00:00:00 GMT[Publication] Thickness-Dependent Skyrmion Evolution in Fe3GeTe2 During Magnetization Reversalhttps://peiyucai.com/publications/thickness-dependent-skyrmion-fgt/https://peiyucai.com/publications/thickness-dependent-skyrmion-fgt/Energy density analysis across thicknesses established the skyrmion stability threshold.Wed, 01 Jan 2025 00:00:00 GMT[Publication] Epitaxial Growth of Large-Scale 2D CrTe2 Films on Amorphous Silicon Wafers With Low Thermal Budgethttps://peiyucai.com/publications/epitaxial-growth-crte2/https://peiyucai.com/publications/epitaxial-growth-crte2/Micromagnetic simulations revealed how interfacial DMI stabilizes skyrmions in CrTe2.Mon, 01 Jan 2024 00:00:00 GMT