Showing 2025Show all
2 papers · 1 filter
cond-mat.mtrl-sci2025
Platform for zero-field isolated skyrmions: 4/Co atomic bilayers on Re(0001)
Moinak Ghosh, Stefan Heinze, Souvik Paul
Using first-principles density functional theory (DFT) combined with atomistic spin simulations, we explore the possibility of realizing zero-field isolated skyrmions in three 4…
eess.SP2025
Optimized Sparse Network Coverage via L1-norm Minimization
Souvik Paul, Iván Alexander Morales Sandoval, Giuseppe Thadeu Freitas de Abreu
The selection of nodes that can serve as cluster heads, local sinks and gateways is a critical challenge in distributed sensor and communication networks. This paper presents a nov…