J. A. Guerra

Field Effect Passivation in Perovskite Solar Cells by a LiF Interlayer

Dorothee Menzel, Amran Al‐Ashouri, Alvaro Tejada et al. · Advanced Energy Materials · 2022 · 149 citations · Full text

Engineering, Materials Engineering, Materials Science +17

Strain and Grain Size Determination of CeO2 and TiO2 Nanoparticles: Comparing Integral Breadth Methods versus Rietveld, μ-Raman, and TEM

Yamerson Canchanya-Huaman, Angie F. Mayta-Armas, Jemina Pomalaya-Velasco et al. · Nanomaterials · 2021 · 102 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +17

Cs<i>_x</i>FA_1–<i>x</i>Pb(I_1–<i>y</i>Br<i>_y</i>)₃ Perovskite Compositions: the Appearance of Wrinkled Morphology and its Impact on Solar Cell Performance

Steffen Braunger, Laura E. Mundt, Christian M. Wolff et al. · The Journal of Physical Chemistry C · 2018 · 68 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +16

Determination of the complex refractive index and optical bandgap of CH3NH3PbI3 thin films

J. A. Guerra, Alvaro Tejada, Lars Korte et al. · Journal of Applied Physics · 2017 · 56 citations · Full text

Natural Sciences, Materials Science, Physics +17

Optical characterization and bandgap engineering of flat and wrinkle-textured FA0.83Cs0.17Pb(I1–<i>x</i>Br<i>x</i>)3 perovskite thin films

Alvaro Tejada, Steffen Braunger, Lars Korte et al. · Journal of Applied Physics · 2018 · 40 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +17