Unconventional double-bended saturation of carrier occupation in optically excited graphene due to many-particle interactions

por Torben Winzer, Martin Mittendorff, Stephan Winnerl, Henry Mittenzwey, Roland Jago, Manfred Helm, Ermin Malic, Andreas Knorr
Publicado 2017

Widely tunable GaAs bandgap via strain engineering in core/shell nanowires with large lattice mismatch

por Leila Balaghi, Genziana Bussone, Raphael Grifone, René Hübner, Jörg Grenzer, Mahdi Ghorbani-Asl, Arkady V. Krasheninnikov, Harald Schneider, Manfred Helm, Emmanouil Dimakis
Publicado 2019

High electron mobility in strained GaAs nanowires

por Leila Balaghi, Si Shan, Ivan Fotev, Finn Moebus, Rakesh Rana, Tommaso Venanzi, René Hübner, Thomas Mikolajick, Harald Schneider, Manfred Helm, Alexej Pashkin, Emmanouil Dimakis
Publicado 2021

Electrical Characterization of Germanium Nanowires Using a Symmetric Hall Bar Configuration: Size and Shape Dependence

por Ahmad Echresh, Himani Arora, Florian Fuchs, Zichao Li, René Hübner, Slawomir Prucnal, Jörg Schuster, Peter Zahn, Manfred Helm, Shengqiang Zhou, Artur Erbe, Lars Rebohle, Yordan M. Georgiev
Publicado 2021