Critical role of post-annealing in Ta/Co60Fe20B20/Ta thin film heterostructures: Structural, static, and dynamic properties

NK Gupta, S Husain, V Barwal, S Hait, L Pandey… - Journal of Magnetism …, 2022 - Elsevier
Abstract The Co 60 Fe 20 B 20 (CoFeB) alloy has been recognized as a potential material
system in spintronic devices. The post-annealing treatment of the CoFeB based …

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 …

Impact of Argon working pressure on the magnetic properties of sputtered Co60Fe20B20 thin films

NK Gupta, V Barwal, S Hait, L Pandey, V Mishra… - Thin Solid Films, 2022 - Elsevier
We present thorough investigation of the influence of Argon gas working pressure (PA r) on
Co 60 Fe 20 B 20 (CFB) thin films deposited on Si. The longitudinal magneto-optic Kerr …

Effect of the growth rate on the structural, magnetic and transport properties of NiFe thin films

E Goyat, L Pandey, S Hait, NK Gupta, V Mishra… - Journal of Materials …, 2023 - Springer
In this report, a detailed study of the influence of growth rate on the structural, magnetic, and
transport properties of Ni81Fe19 (NiFe) thin films of nominal thickness~ 13 nm, deposited at …

Bias-field-free microwave operation in NiFe/FeMn exchange biased bilayers by varying FeMn thickness

B Panigrahi, MM Raja, C Murapaka… - … of Superconductivity and …, 2023 - Springer
Magnetic oscillation at remanence is a key technological route for the realization of bias-field-
free passive microwave devices and magnonic waveguides that support magnon transport …

Spin pumping in nanolayers of WS2/Co2FeAl heterostructures: Large spin mixing conductance and spin transparency

S Hait, NK Gupta, N Sharma, L Pandey… - Journal of Applied …, 2022 - pubs.aip.org
Materials with high spin–orbit coupling (SOC) are a prerequisite for the realization of spin–
orbit torque-based magnetic memories. Transition metal dichalcogenides (TMDs) are an apt …

Tuning of exchange bias by regulating the microstructural parameters in Ni81Fe19 (5, 8, 11, 14, 17, and 20 nm)/Ir7Mn93 (10 nm) bilayers probed using …

SK Kedia, N Sharma, L Pandey… - Journal of Applied …, 2023 - pubs.aip.org
The investigation and tunning of positive exchange bias (PEB) and negative exchange bias
(NEB) are reported at room temperature (RT) and low temperature (20 K), respectively, in a …

NiFe/FeMn exchange biased systems for bias-field-free magnetization dynamics

B Panigrahi, MM Raja, J Sinha, C Murapaka, A Haldar - Thin Solid Films, 2023 - Elsevier
The exchange bias phenomenon across a ferromagnet/antiferromagnet interface is of great
interest in any spin valve type spintronics device. Here, we show a significant exchange bias …

Temperature Dependence of Magnetization Dynamics in Co/IrMn and Co/FeMn Exchange Biased Structures

IO Dzhun, AV Gerasimenko, AA Ezhov, SI Bezzubov… - Magnetochemistry, 2023 - mdpi.com
Thin film ferromagnet/antiferromagnet (F/AF) exchange biased structures that are widely
used in GMR spin valves are considered nowadays as promising systems for …