3 papers
cond-mat.mtrl-sci2025
Fermi surface nesting driven anomalous Hall effect in magnetically frustrated Mn_2PdIn
Afsar Ahmed, Arnab Bhattacharya, Prashant Singh +5
Noncollinear magnets with near-zero net magnetization and nontrivial bulk electronic topology hold significant promise for spintronic applications, though their scarcity necessitat…
cond-mat.mtrl-sci2025
Unconventional anomalous Hall effect in hexagonal polar magnet Y_3Co_8Sn_4
Afsar Ahmed, Jyoti Sharma, Arnab Bhattacharya +5
We report a rare realization of unconventional anomalous Hall effect (UAHE) both below and above the magnetic transition temperature (T_C) in a hexagonal noncentrosymmetric magnet…
cond-mat.str-el2024
Large anomalous Hall effect and \textit{A}-phase in hexagonal polar magnet GdNiSn
Arnab Bhattacharya, Afsar Ahmed, Apurba Dutta +4
While recent theoretical studies have positioned noncollinear polar magnets with symmetry as compelling candidates for realizing topological magnetic phases and substantia…