Distinct ultrafast carrier dynamics of α-In<sub>2</sub>Se<sub>3</sub> and β-In<sub>2</sub>Se<sub>3</sub>: contributions from band filling and bandgap renormalization
Shengjie Meng, Jian Wang, Hongyan Shi, Xiudong Sun, Bo Gao
Abstract
Depending on contributions from the band filling and the bandgap renormalization effect, α-In 2 Se 3 and β-In 2 Se 3 exhibited distinct carrier dynamics.
Topics & Concepts
Band gapRenormalizationOptoelectronicsUltrashort pulseMaterials scienceAuger effectSemiconductorMultiple exciton generationAbsorption (acoustics)Wide-bandgap semiconductorCondensed matter physicsMolecular physicsAugerPhysicsOpticsAtomic physicsLaserQuantum mechanics2D Materials and ApplicationsChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And Properties