46 citations · 105 across the 12 of their papers we have counts for
13 papers
Multi-cavity strong coupling to an electron spin ensemble: spectral and dark-state signatures
P. Oehrl, B. Pérez González, A. Dunaev +5
Spin ensembles are considered as potential candidates for quantum memory and quantum enhanced sensing applications. Here, we explore the controlled coupling of multiple superconduc…
Non-Volatile Vortex MTJs with Opto-Electrical and Spin-Diode Nonlinearities as Multifunctional Neuromorphic Platforms
Felix Oberbauer, Tristan Joachim Winkel, Clara C Wanjura +6
The human brain achieves exceptional energy efficiency by co-locating memory and processing, yet reproducing this principle in hardware remains challenging because many neuromorphi…
Resolving Abrikosov vortex entry in superconducting nano-string resonators via displacement-noise spectroscopy in cavity-optomechanics
Thomas Luschmann, Tahereh Sadat Parvini, Lukas Niekamp +3
Abrikosov vortices in type-II superconductors critically influence current flow and coherence, thereby imposing fundamental limits on superconducting quantum technologies. Quantum…
Bilayer Cuprate Antiferromagnets Enable Programmable Cavity Optomagnonics
Tahereh Sadat Parvini
Hybrid platforms that couple microwave photons to collective spin excitations offer promising routes for coherent information processing, yet conventional magnets face inherent tra…
Bulk spin-orbit torque-driven spin Hall nano-oscillators using PtBi alloys
Utkarsh Shashank, Akash Kumar, Tahereh Sadat Parvini +7
Spin-orbit-torque-driven auto-oscillations in spin Hall nano-oscillators (SHNOs) offer a transformative pathway toward energy-efficient, nanoscale microwave devices for next-genera…
Hybrid Opto-Electrical Excitation of Spin-Transfer Torque Nano-Oscillators for Advanced Computing
Felix Oberbauer, Tristan Joachim Winkel, Tim Böhnert +8
Neuromorphic computing, inspired by the brain's parallel and energy-efficient processing, offers a transformative approach to artificial intelligence. In this study, we fabricated…
Cavity-Enhanced Optical Manipulation of Antiferromagnetic Magnon-Pairs
Tahereh Sadat Parvini, Anna-Luisa E. Romling, Sanchar Sharma +1
The optical manipulation of magnon states in antiferromagnets (AFMs) holds significant potential for advancing AFM-based computing devices. In particular, two-magnon Raman scatteri…
Comparative Analysis of THz Signal Emission from SiO/CoFeB/Metal Heterostructures: Wideband and High-Frequency THz Signal Advantage of PtBi-based Emitter
Tristan Joachim Winkel, Tahereh Sadat Parvini, Finn-Frederik Stiewe +3
Spintronic THz emitters have attracted much attention due to their desirable properties, such as affordability, ultra-wideband capability, high efficiency, and tunable polarization…
Interface-Assisted Room-Temperature Magnetoresistance in Cu-Phenalenyl-based Magnetic Tunnel Junctions
Neha Jha, Anand Paryar, Tahereh Sadat Parvini +8
Delocalized carbon-based radical species with unpaired spin, such as phenalenyl (PLY) radical, opened avenues for developing multifunctional organic spintronic devices. Here we dev…
Direct optical probe of magnon topology in two-dimensional quantum magnets
Emil Viñas Boström, Tahereh Sadat Parvini, James W. McIver +3
Controlling edge states of topological magnon insulators is a promising route to stable spintronics devices. However, to experimentally ascertain the topology of magnon bands is a…
Spintronic emitters for super-resolution in THz-spectral imaging
Finn-Frederik Stiewe, Tristan Winkel, Yuta Sasaki +9
THz-spectroscopy is an attractive imaging tool for scientific research, especially in life science, offering non-destructive interaction with matter due to its low photon energies.…
All-Optical Generation of Antiferromagnetic Magnon Currents via the Magnon Circular Photogalvanic Effect
Emil Viñas Boström, Tahereh Sadat Parvini, James W. McIver +3
We introduce the magnon circular photogalvanic effect enabled by stimulated Raman scattering. This provides an all-optical pathway to the generation of directed magnon currents wit…
Antiferromagnetic cavity optomagnonics
T. S. Parvini, V. A. S. V. Bittencourt, Silvia Viola Kusminskiy
Currently, there is a growing interest in studying the coherent interaction between magnetic systems and electromagnetic radiation in a cavity, prompted partly by possible applicat…