Black hole in quantum wave dark matter

RC Pantig, A Övgün - Fortschritte der Physik, 2023 - Wiley Online Library
Abstract In this work, we explored the effect of the fuzzy dark matter (FDM)(or wave dark
matter) halo on a supermassive black hole (SMBH). Such a dark matter introduces a soliton …

Emergence of spin–orbit torques in 2D transition metal dichalcogenides: A status update

S Husain, R Gupta, A Kumar, P Kumar… - Applied Physics …, 2020 - pubs.aip.org
Spin–orbit coupling (SOC) in two-dimensional (2D) materials has emerged as a powerful
tool for designing spintronic devices. On the one hand, the interest in this respect for …

Simultaneous High Charge‐Spin Conversion Efficiency and Large Spin Diffusion Length in Altermagnetic RuO2

Y Zhang, H Bai, L Han, C Chen, Y Zhou… - Advanced Functional …, 2024 - Wiley Online Library
Efficient spin sources with large spin Hall angle (θSH) and long spin diffusion length (λSD)
are highly desired in the application of spintronic devices. However, due to strong spin‐orbit …

Influence of annealing temperature and capping layer on the structural, magnetic and transport properties of ion beam sputtered Co2FeAl thin films on Si (1 0 0)

S Hait, V Barwal, NK Gupta, L Pandey, V Mishra… - Applied Surface …, 2022 - Elsevier
The impact of different annealing temperatures (T a) and presence of capping layer on the
structural, magnetic and transport properties of sputtered Co 2 FeAl (CFA (10 nm)) Heusler …

Spin Pumping through Different Spin–Orbit Coupling Interfaces in β-W/Interlayer/Co2FeAl Heterostructures

S Hait, S Husain, H Bangar, L Pandey… - … Applied Materials & …, 2022 - ACS Publications
Spin pumping has been considered a powerful tool to manipulate the spin current in a
ferromagnetic/nonmagnetic (FM/NM) system, where the NM part exhibits large spin–orbit …

High spin mixing conductance and spin transparency in ion-beam sputtered Ta/Co60Fe20B20 bilayers on Si (100)

S Hait, S Husain, V Barwal, L Pandey, N Sharma… - Surfaces and …, 2022 - Elsevier
Ta/CoFeB heterostructure has been considered as a promising structure for spin torque-
based memory applications. Here, a systematic investigation of the magnetic (static and …

Spin pumping and inverse spin Hall effect in magnetron-sputtered large area MoS2/Co40Fe40B20 bilayers

A Mishra, P Gupta, V Thiruvengadam, BB Singh… - Journal of Alloys and …, 2024 - Elsevier
Transition metal dichalcogenides (TMDs) are novel class of quantum materials which show
potentials for optoelectronics, valleytronics, opto-valleytronics etc. TMDs are also found to …

Comparison of high temperature growth versus post-deposition in situ annealing in attaining very low Gilbert damping in sputtered Co2FeAl Heusler alloy films

S Hait, S Husain, V Barwal, NK Gupta, L Pandey… - Journal of Magnetism …, 2021 - Elsevier
In this work, a detail study on the effectiveness of high substrate temperature (TS) during
deposition versus in situ annealing of the films at high temperature (TA) after sputtering at …

Variation of sign and magnitude of the Dzyaloshinskii-Moriya interaction of a ferromagnet with an oxide interface

M Arora, JM Shaw, HT Nembach - Physical Review B, 2020 - APS
We demonstrate that both the magnitude and sign of the Dzyaloshinskii-Moriya interaction
can be tuned by modifying the type and thickness of an oxide layer adjacent to a …

Impact of ferromagnetic layer thickness on the spin pumping in Co60Fe20B20/Ta bilayer thin films

S Hait, S Husain, NK Gupta, N Behera, A Kumar… - Journal of Materials …, 2021 - Springer
We report the tuneable spin angular momentum transfer (spin pumping) from Co 60 Fe 20 B
20 (CFB) amorphous alloy into the Ta heavy metal nanolayers. All the films are grown on Si …