
Ultrafast electron dynamics in the topological insulator Bi2Se3 studied by time-resolved photoemission spectroscopy
Keywords: 78.47.Jâ; 73.20.âr; 72.25.Fe; 79.60.âi; 79.60.Bm; Topological insulator; Time- and angle-resolved photoemission; Two-photon photoemission; Electron-phonon scattering;