Strong Electron-Phonon Coupling and Self-Trapped Excitons in the Defect Halide Perovskites A₃M₂I₉ (A = Cs, Rb; M = Bi, Sb)

Keyphrases

• Electron-phonon Coupling 100%
• Halide Perovskites 100%
• Photoluminescence Emission 100%
• BiSb 100%
• Self-trapped Excitons 100%
• Cs3Bi2I9 100%
• Cs3Sb2I9 66%
• Optical Properties 33%
• Exciton 33%
• Wide Bandgap 33%
• Semiconductors 33%
• Room Temperature 33%
• Photoexcitation 33%
• Electronic Properties 33%
• Single Crystal 33%
• Phonons 33%
• Low Temperature 33%
• Recombination 33%
• Photoluminescence Measurements 33%
• Detector Materials 33%
• Polarizability 33%
• Radiation Detectors 33%
• Electron-phonon Interaction 33%
• Hard Radiation 33%
• Photoconductivity Response 33%
• Raman Scattering 33%
• Alkali Halides 33%
• Broadband Emission 33%
• Emission Band 33%
• Photoluminescence Spectra 33%
• High Resistivity 33%
• Raman Peak 33%
• Temperature-dependent Photoluminescence 33%
• Peak Energy 33%
• Room-temperature Photoluminescence 33%
• Small Polaron 33%
• Bridgman 33%
• Phonon Energy 33%
• Overlapped Band 33%

Chemistry

• Photoluminescence 100%
• Self-Trapped Exciton 100%
• Phonons 100%
• Halide 100%
• Ambient Reaction Temperature 40%
• Single Crystalline Solid 20%
• Electronic Property 20%
• Optical Property 20%
• Photoexcitation 20%
• Band Gap 20%
• Photoconductivity 20%
• Photoluminescence Spectrum 20%
• Excitons 20%
• Electron-Phonon Interaction 20%
• Polarons 20%
• Raman Spectra 20%
• Polarizability 20%

Material Science

• Halide 100%
• Photoluminescence 100%
• Electronic Property 16%
• Electrical Resistivity 16%
• Photoconductivity 16%
• Optical Property 16%
• Single Crystal 16%