collaborators

5 papers

cond-mat.mtrl-sci2025

Thermoelectric properties of SbXY (X = Se, Te; Y = Br, I) Janus layers

M. Vallinayagam, A. E. Sudheer, A. Kumar +5

We report a comprehensive investigation of the thermoelectric properties of SbXY (X = Se, Te; Y = Br, I) Janus layers (JL) using spin-polarized first-principles calculations. Ab in…

cond-mat.mtrl-sci2025

Prediction of atomic H adsorption energies in metalloid doped MSSe (M = Mo/W) Janus layers: A combined DFT and machine learning study

G. Tejaswini, Anjana E Sudheer, Amrendra Kumar +9

Janus derivatives of 2H MX2 (M = Mo/W; X = S/Se), namely MSSe, have already been experimentally realized and explored for applications in photocatalysis, photovoltaics, and optoele…

physics.comp-ph2025

A review on the Parameter Space Concept and its use for crystal structure determination

Matthias Zschornak, Muthu Vallinayagam, Melanie Nentwich +2

We present a comprehensive review of the emerging crystal structure determination method Parameter Space Concept (PSC), which solves and refines either partial or complete crystal…

cond-mat.mtrl-sci2025

Thermoelectric properties of Lead halide Janus layers -- A theoretical investigation

A. E. Sudheer, M Vallinayagam, G Tejaswini +5

Thermoelectric materials offer a promising route for efficient heat-to-power conversion. In search of materials functional at high and low operating temperatures, we investigate th…

physics.comp-ph2024

Linearization Routines for the Parameter Space Concept to determine Crystal Structures without Fourier Inversion (Centrosymmetric cases in two and three-dimensional parameter space)

Muthu Vallinayagam, Melanie Nentwich, Dirk C. Meyer +1

We present detailed elaboration and first generally applicable linearization routines of the \textit{Parameter Space Concept} (PSC) for determining 1-dimensionally projected struct…