Time-resolved photoemission spectroscopy of electronic cooling and localization in CH 3 NH 3 PbI 3 crystals

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Chen, Zhesheng ; Lee, Min-i ; Zhang, Zailan ; Diab, Hiba ; Garrot, Damien ; Lédée, Ferdinand ; Fertey, Pierre ; Papalazarou, Evangelos ; Marsi, Marino ; Ponseca, Carlito ; Deleporte, Emmanuelle ; Tejeda, Antonio ; Perfetti, Luca (2017)

We measure the surface of CH$_3$NH$_3$PbI$_3$ single crystals by making use of two photon photoemission spectroscopy. Our method monitors the electronic distribution of photoexcited electrons, explicitly discriminating the initial thermalization from slower dynamical pr... View more
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