collaborators

6 papers

cond-mat.mtrl-sci2025

Ab-initio calculation of magnetic exchange interactions using the spin-spiral method in VASP: Self-consistent versus magnetic force theorem approaches

Umit Dogan Daglum, Maria Stamenova, Ersoy Sasioglu +1

We present an ab initio investigation of magnetic exchange interactions using the spin-spiral method implemented in the VASP code, with a comparative analysis of the self-consisten…

cond-mat.str-el2025

Chiral split magnons in metallic g-wave altermagnets: Insights from many-body perturbation theory

Wejdan Beida, Ersoy Sasioglu, Christoph Friedrich +3

Altermagnets are a novel class of magnetic materials that bridge the gap between ferromagnets (FMs) and antiferromagnets (AFMs). A key feature is the non-degeneracy of magnon modes…

cond-mat.mtrl-sci2025

Itinerant versus localized magnetism in spin gapped metallic half-Heusler compounds: Stoner criterion and magnetic interactions

E. Sasıoglu, W. Beida, S. Ghosh +6

Spin gapped metals have recently emerged as promising candidates for spintronic and nanoelectronic applications, enabling functionalities such as sub-60mV/dec switching, negative d…

cond-mat.mtrl-sci2025

Multifunctional steep-slope spintronic transistors with spin-gapless-semiconductor or spin-gapped-metal electrodes

Ersoy Şaşıoğlu, Paul Bodewei, Nicki F. Hinsche +1

Spin-gapless semiconductors (SGSs) are a promising class of materials for spintronic applications, enabling functions beyond conventional electronics. This study introduces a novel…

cond-mat.mtrl-sci2025

Spin gapped metals: A novel class of materials for multifunctional spintronic devices

E. Sasioglu, M. Tas, S. Ghosh +4

Gapped metals, a recently proposed class of materials, possess a band gap slightly above or below the Fermi level, behaving as intrinsic p- or n-type semiconductors without requiri…

cond-mat.mtrl-sci2025

Correlation effects in two-dimensional MX_2 and MA_2Z_4 (M= Nb, Ta; X= S, Se, Te; A=Si, Ge; Z=N, P) cold metals: Implications for device applications

W. Beida, E. Sasioglu, M. Tas +4

Cold metals, characterized by their distinctive band structures, hold promise for innovative electronic devices such as tunnel diodes with negative differential resistance (NDR) ef…