Growth condition dependence of unintentional oxygen incorporation in epitaxial GaN

by Felix Schubert, Steffen Wirth, Friederike Zimmermann, Johannes Heitmann, Thomas Mikolajick, Stefan Schmult
Published 2016-01-01

Library of UV-Visible Absorption Spectra of Rare Earth Orthophosphates, <i>Ln</i>PO₄ (<i>Ln</i> = La-Lu, except Pm)

by Suchinder K. Sharma, Thomas Behm, Thomas Köhler, Jan Beyer, Richard Gloaguen, Johannes Heitmann
Published 2020-07-01

The Potential of Reflectance and Laser Induced Luminescence Spectroscopy for Near-Field Rare Earth Element Detection in Mineral Exploration

by Sandra Lorenz, Jan Beyer, Margret Fuchs, Peter Seidel, David Turner, Johannes Heitmann, Richard Gloaguen
Published 2018-12-01

Fast 2D Laser-Induced Fluorescence Spectroscopy Mapping of Rare Earth Elements in Rock Samples

by Peter Seidel, Sandra Lorenz, Thomas Heinig, Robert Zimmermann, René Booysen, Jan Beyer, Johannes Heitmann, Richard Gloaguen
Published 2019-05-01

New charge-transfer states in blends of ZnPC with F8ZnPC

by Lukas Graf, Katrin Ortstein, Louis P. Doctor, Marco Naumann, Jan Beyer, Johannes Heitmann, Karl Leo, Martin Knupfer
Published 2021-02-01