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20172022
most citedOptimized Spintronic Terahertz Emitters Based on Epitaxial Grown Fe/Pt Layer Structures

190 citations

8 papers

physics.optics2022★ 72 cited

Photonic quadrupole topological insulator using orbital-induced synthetic flux

Julian Schulz, Jiho Noh, Wladimir A. Benalcazar +2

The rich physical properties of multiatomic molecules and crystalline structures are determined, to a significant extent, by the underlying geometry and connectivity of atomic orbi…

physics.app-ph2022

Fundamentals of Scanning Surface Structuring by Ultrashort Laser Pulses: From Electron Diffusion to Final Morphology

F. Nyenhuis, P. N. Terekhin, T. Menold +3

Industrial use of ultrashort-pulse surface structuring would significantly increase by an effective utilization of the average laser powers available currently. However, the unexpl…

physics.optics2021★ 5 cited

Influence of an external electric field on the energy dissipation at the initial stage of laser ablation

S. Hirtle, P. N. Terekhin, M. Schäfer +4

A density-dependent two-temperature model is applied to describe laser excitation and the following relaxation processes of silicon in an external electric field. Two approaches on…

physics.optics2021★ 1 cited

Magnetic-field assisted laser ablation of silicon

M. Schäfer, P. N. Terekhin, Y. Kang +5

Understanding and manipulation of the laser processing quality during the ablation of solids have crucial importance from fundamental and industrial perspectives. Here we have stud…

cond-mat.mes-hall2019★ 59 cited

Modification of spintronic terahertz emitter performance through defect engineering

Dennis M. Nenno, Laura Scheuer, Dominik Sokoluk +10

Spintronic ferromagnetic/non-magnetic heterostructures are novel sources for the generation of THz radiation based on spin-to-charge conversion in the layers. The key technological…

math.NA2018

Differential-Algebraic Equations and Beyond: From Smooth to Nonsmooth Constrained Dynamical Systems

Jan Kleinert, Bernd Simeon

The present article presents a summarizing view at differential-algebraic equations (DAEs) and analyzes how new application fields and corresponding mathematical models lead to inn…

physics.app-ph2018★ 78 cited

Efficient Terahertz Generation Using Fe/Pt Spintronic Emitters Pumped at Different Wavelengths

Evangelos Th. Papaioannou, Garik Torosyan, Sascha Keller +6

Recent studies in spintronics have highlighted ultrathin magnetic metallic multilayers as a novel and very promising class of broadband terahertz radiation sources. Such spintronic…

physics.app-ph2017★ 190 cited

Optimized Spintronic Terahertz Emitters Based on Epitaxial Grown Fe/Pt Layer Structures

Garik Torosyan, Sascha Keller, Laura Scheuer +2

We report on generation of pulsed broadband terahertz radiation utilizing the inverse spin Hall effect in Fe/Pt bilayers on MgO and sapphire substrates. The emitter was optimized w…