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  1. Article

    Open Access

    Large lattice distortions and size-dependent bandgap modulation in epitaxial halide perovskite nanowires

    Metal-halide perovskites have been shown to be remarkable and promising optoelectronic materials. However, despite ongoing research from multiple perspectives, some fundamental questions regarding their optoel...

    Eitan Oksenberg, Aboma Merdasa, Lothar Houben, Ifat Kaplan-Ashiri in Nature Communications (2020)

  2. Article

    Open Access

    Microscopic insight into non-radiative decay in perovskite semiconductors from temperature-dependent luminescence blinking

    Organo-metal halide perovskites are promising solution-processed semiconductors, however, they possess diverse and largely not understood non-radiative mechanisms. Here, we resolve contributions of individual ...

    Marina Gerhard, Boris Louis, Rafael Camacho, Aboma Merdasa, Jun Li in Nature Communications (2019)

  3. Article

    Open Access

    Defect-induced local variation of crystal phase transition temperature in metal-halide perovskites

    Solution-processed organometal halide perovskites are hybrid crystalline semiconductors highly interesting for low-cost and efficient optoelectronics. Their properties are dependent on the crystal structure. L...

    Alexander Dobrovolsky, Aboma Merdasa, Eva L. Unger, Arkady Yartsev in Nature Communications (2017)