Viktor Rehm
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View article: Boosting the Performance of Epitaxial Perovskite Microstructures by Surface Passivation
Boosting the Performance of Epitaxial Perovskite Microstructures by Surface Passivation Open
Epitaxial growth enables the fabrication of films and heterostructures with exceptional properties, particularly when performed on single‐crystalline substrates with a suitable lattice type and lattice parameters. While epitaxial growth is…
View article: Precursor‐Engineered Volatile Inks Enable Reliable Blade‐Coating of Cesium–Formamidinium Perovskites Toward Fully Printed Solar Modules
Precursor‐Engineered Volatile Inks Enable Reliable Blade‐Coating of Cesium–Formamidinium Perovskites Toward Fully Printed Solar Modules Open
Reliable fabrication of large‐area perovskite films with antisolvent‐free printing techniques requires high‐volatility solvents, such as 2‐methoxyethanol (2ME), to formulate precursor inks. However, the fabrication of high‐quality cesium–f…
View article: Squeezing the Threshold of Metal‐Halide Perovskite Micro‐Crystal Lasers Grown by Solution Epitaxy
Squeezing the Threshold of Metal‐Halide Perovskite Micro‐Crystal Lasers Grown by Solution Epitaxy Open
Metal halide perovskite semiconductors have demonstrated remarkable progress not only in photovoltaics and X‐ray detection but also in laser technologies. Particularly appealing is the simplicity with which micro‐crystallites can be epitax…
View article: Ligand Tuning of Localized Surface Plasmon Resonances in Antimony-Doped Tin Oxide Nanocrystals
Ligand Tuning of Localized Surface Plasmon Resonances in Antimony-Doped Tin Oxide Nanocrystals Open
Aliovalent-doped metal oxide nanocrystals exhibiting localized surface plasmons (LSPRs) are applied in systems that require reflection/scattering/absorption in infrared and optical transparency in visible. Indium tin oxide (ITO) is current…
View article: Shape‐Controlled Solution‐Epitaxial Perovskite Micro‐Crystal Lasers Rivaling Vapor Deposited Ones
Shape‐Controlled Solution‐Epitaxial Perovskite Micro‐Crystal Lasers Rivaling Vapor Deposited Ones Open
Epitaxial growth methods usually need dedicated equipment, high energy consumption to maintain pure vacuum conditions and evaporation of source materials, and elevated substrate temperatures. Solution epitaxial growth requires nothing of t…
View article: Highly Stable Lasing from Solution‐Epitaxially Grown Formamidinium‐Lead‐Bromide Micro‐Resonators
Highly Stable Lasing from Solution‐Epitaxially Grown Formamidinium‐Lead‐Bromide Micro‐Resonators Open
High‐quality epitaxial growth of oriented microcrystallites on a semiconductor substrate is demonstrated here for formamidinium lead bromide perovskite, by drop casting of precursor solutions in air. The microcrystallites exhibit green pho…