Benjamin Fröhlich

Absolute upconversion quantum yield of β-NaYF4 doped with Er3+ and external quantum efficiency of upconverter solar cell devices under broad-band excitation considering spectral mismatch corrections

Stefan Fischer, Benjamin Fröhlich, Heiko Steinkemper et al. · Solar Energy Materials and Solar Cells · 2014 · 74 citations

Engineering, Physics, External Quantum Efficiency +7

HIGH SPEED MILLING OF TITANIUM ALLOYS

Eberhard Abele, Benjamin Fröhlich · 2008 · 70 citations

Materials Science, Industrial Design, Engineering +14

Upconversion quantum yield of Er3+-doped β-NaYF4 and Gd2O2S: The effects of host lattice, Er3+ doping, and excitation spectrum bandwidth

Stefan Fischer, Rosa Martín‐Rodríguez, Benjamin Fröhlich et al. · Journal of Luminescence · 2014 · 69 citations

Engineering, Physics, Host Lattice +6

Relation between Excitation Power Density and Er³⁺ Doping Yielding the Highest Absolute Upconversion Quantum Yield

Stefan Fischer, Benjamin Fröhlich, Karl W. Krämer et al. · The Journal of Physical Chemistry C · 2014 · 66 citations

Semiconductors, Quantum Science, Charge Excitations +14

Upconverter Silicon Solar Cell Devices for Efficient Utilization of Sub-Band-Gap Photons Under Concentrated Solar Radiation

Stefan Fischer, Aruna Ivaturi, Benjamin Fröhlich et al. · IEEE Journal of Photovoltaics · 2013 · 56 citations

Engineering, Organic Solar Cell, Photovoltaic Devices +20