Spintronic terahertz emission in ultrawide bandgap semiconductor/ferromagnet heterostructures

A Comstock, M Biliroglu, D Seyitliyev… - Advanced Optical …, 2023 - Wiley Online Library
Recent successful integration of semiconductors into spintronic THz emitters has
demonstrated a new pathway of control over terahertz (THz) radiation through ultrafast …

Impact of spin torques and spin-pumping phenomena on magnon-plasmon polaritons in antiferromagnetic insulator-semiconductor heterostructures

V Falch, J Danon, A Qaiumzadeh, A Brataas - Physical Review B, 2024 - APS
We investigate the impact of spin torque and spin pumping on the surface magnon polariton
dispersion in a antiferromagnetic insulator-semiconductor heterostructure. In the bilayer …

In situ compensation method for high-precision and high-sensitivity integral magnetometry

K Gas, M Sawicki - Measurement Science and Technology, 2019 - iopscience.iop.org
The ongoing process of the miniaturization of spintronics and magnetic-films-based devices,
as well as a growing necessity for basic material research place stringent requirements on …

[HTML][HTML] Cross-plane thermal conductivity of GaN/AlN superlattices

A Spindlberger, D Kysylychyn, L Thumfart… - Applied Physics …, 2021 - pubs.aip.org
Heterostructures consisting of alternating GaN/AlN epitaxial layers represent the building
blocks of state-of-the-art devices employed for active cooling and energy-saving lightning …

Enhancing Magnetic Damping under GaAs Band-Edge Photoexcitation in a Co2FeAl/n-GaAs Heterojunction

C Kong, L Song, X Zhao, H Wang, J Zhao… - … Applied Materials & …, 2024 - ACS Publications
The ultrafast manipulation of spin in ferromagnet-semiconductor (FM/SC) heterojunctions is
a key issue for advancing spintronics, where magnetic damping and interfacial spin …

Evidence of pure spin-current generated by spin pumping in interface-localized states in hybrid metal–silicon–metal vertical structures

C Cerqueira, JY Qin, H Dang, A Djeffal… - Nano …, 2018 - ACS Publications
Due to the difficulty of growing high-quality semiconductors on ferromagnetic metals, the
study of spin diffusion transport in Si was limited to lateral geometry devices. In this work, by …

Epitaxial Ferrimagnetic Mn4N Thin Films on GaN by Molecular Beam Epitaxy

Z Zhang, Y Cho, M Gong, ST Ho… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Direct epitaxial integration of magnetic layers with wide bandgap nitride semiconductors will
enable spin-controlled transport and photonic phenomena, seeding ideas for functional …

Influence of Mn co-doping on the magnetic properties of planar arrays of Ga x Fe 4− x N nanocrystals in a GaN matrix

L Del Bianco, F Spizzo, T Li, R Adhikari… - Physical Chemistry …, 2018 - pubs.rsc.org
Magnetic nanocrystals embedded in a semiconducting matrix are gaining increasing
attention for potential applications in spintronic devices. We report about the magnetic …

Electrical characteristics of vertical-geometry Schottky junction to magnetic insulator (Ga, Mn) N heteroepitaxially grown on sapphire

K Kalbarczyk, K Dybko, K Gas, D Sztenkiel… - Journal of Alloys and …, 2019 - Elsevier
Schottky barrier height and the ideality factor η are established for the first time in the single
phase (Ga, Mn) N using a vertical geometry device. The material has been heteroepitaxially …

[HTML][HTML] Towards the next generation of III-nitride light emitting heterostructures/Author DI Anna Theresa Spindlberger, MLBT

AT Spindlberger - 2022 - epub.jku.at
The family of III-nitrides represents the building block of a variety of state-of-the-art (opto-)
electronic devices, and the interest in this material system, from both industry and academia …