Electronic structure of Au-Sn compounds grown on Au (111)

P Sadhukhan, S Barman, T Roy, VK Singh, S Sarkar… - Physical Review B, 2019 - APS
The electronic structure of Au-Sn intermetallic layers of different compositions grown on Au
(111) to the thickness of several nanometers has been studied in this paper. The layer, the …

Electronic structure of and complex metallic alloys

VK Singh, M Krajčí, S Sarkar, M Balal, S Barman… - Physical Review B, 2022 - APS
We report a comparative study of the bulk electronic structure of two Al-based complex
metallic alloys (CMAs), β-Al 3 Mg 2 and Al 13 Fe 4 using hard x-ray photoemission …

Anderson localization of electron states in a quasicrystal

S Sarkar, M Krajčí, P Sadhukhan, VK Singh… - Physical Review B, 2021 - APS
The influence of disorder on the critical electron states in a quasiperiodic lattice is a subject
of intense research. In this work, we report the occurrence of Anderson localization in an …

Bulk electronic structure of studied by density functional theory and hard x-ray photoelectron spectroscopy

J Bhattacharya, P Sadhukhan, S Sarkar, VK Singh… - Physical Review B, 2023 - APS
A combined study employing density functional theory (DFT) using the experimentally
determined modulated structures in the martensite phase and bulk-sensitive hard x-ray …

Ligand Field Calculations for Element-Specific Spectroscopy of Rare Earth–Transition Metal Ferrimagnetic Alloys

TL Nguyen, T Mazet, FH Chang, HJ Lin… - Journal of the Physical …, 2024 - journals.jps.jp
Recent studies have identified novel magnetic properties involving pure spin–transport, spin–
orbit torque, spin–texture, and spin–dynamics in rare earth (R)–transition metal (M) …

Electronic structure and morphology of thin surface alloy layers formed by deposition of Sn on Au (1 1 1)

P Sadhukhan, D Pandey, VK Singh, S Sarkar… - Applied Surface …, 2020 - Elsevier
We demonstrate formation of thin AuSn and Au 2 Sn surface alloy layers at room and
elevated substrate temperatures (TS= 413–493 K), respectively by the deposition of Sn on …

Bulk electronic structure of Mn2NiGa using hard x-ray photoelectron spectroscopy and density functional theory

P Sadhukhan, S Sarkar, SW D'Souza… - Physica …, 2023 - iopscience.iop.org
Mn 2 NiGa is a potential magnetic shape memory alloy with austenite to the martensite
phase transition. Here, we have investigated the bulk electronic structure of Mn 2 NiGa in the …

Intrinsic and extrinsic plasmons in the hard x-ray photoelectron spectra of nearly free electron metals

M Balal, S Sarkar, P Bhakuni, A Gloskovskii… - Physical Review B, 2024 - APS
Collective plasmon excitations in solids that result from the process of photoemission are an
important area of fundamental research. In this study, we identify a significant number (n) of …

Bulk electronic structure of high-order quaternary approximants

S Sarkar, P Sadhukhan, VK Singh, A Gloskovskii… - Physical Review …, 2021 - APS
The bulk electronic structures of two high-order quaternary approximants of F-type
icosahedral (i)-Al-Pd-TM quasicrystal: Al-Pd-Cr-Fe and Al-Pd-Mo-Fe, having similar electron …

Crucial role of Coulomb correlations in the magnetocaloric ferrimagnets

TL Nguyen, CC Yang, CH Wang, YW Yang, T Mazet… - Physical Review B, 2024 - APS
It is well-known that in elemental metals, the onsite Coulomb energy of transition-metal (TM)
d-electrons, U dd, is significantly smaller than U ff of f-electron rare-earth (RE) metals …