Ashari Astani, NegarJahanbakhshi, FarzanehMladenovic, MarkoAlanazi, Anwar Qasem MAhmadabadi, ImanEjtehadi, Mohammad RezaDar, M. IbrahimGraetzel, MichaelRöthlisberger, Ursula2019-06-212019-06-212019-06-212019-06-1010.1021/acs.jpclett.9b01111https://infoscience.epfl.ch/handle/20.500.14299/158388Ruddlesden–Popper Phases of Methylammonium-Based Two-Dimensional Perovskites with 5-Ammonium Valeric Acid AVA2MAn–1PbnI3n+1 with n = 1, 2, and 3text::journal::journal article::research article