Siddhartha Sarkar

collaborators

2 papers

math.GR2026

Uni-width subgroups, universal elements, and lambda number of finite groups

Siddhartha Sarkar

A cyclic subgroup $N$ of a finite group $G$ is called a uni-width subgroup of $G$ if $N$ is the unique cyclic subgroup of $G$ of order $∣ N ∣$ . In this article, we prove that a finit…

cond-mat.mtrl-sci2025

Dynamics of self-dual kagome metamaterials and the emergence of fragile topology

Pegah Azizi, Siddhartha Sarkar, Kai Sun +1

Recent years have seen the discovery of systems featuring fragile topological states. These states of matter lack certain protection attributes typically associated with topology a…