30 citations
- Abilene Christian UniversityUS9 papers
- Academia SinicaTW9 papers
- American University in CairoEG9 papers
- Argonne National LaboratoryUS9 papers
- Ball State UniversityUS9 papers
- Brookhaven National LaboratoryUS9 papers
- Central China Normal UniversityCN9 papers
- Chongqing UniversityCN9 papers
- Creighton UniversityUS9 papers
- Czech Technical University in PragueCZ9 papers
- Eötvös Loránd UniversityHU9 papers
- Fudan UniversityCN9 papers
7 papers · 1 filter
Pair density wave in quarter metals from a repulsive fermionic interaction in graphene heterostructures: A renormalization group study
Sk Asrap Murshed, Bitan Roy
Electronic bands in chirally stacked layer carbon-based honeycomb heterostructures, encompassing rhombohedral or ABC (), Bernal or AB bilayer (), and monolayer (…
Color degeneracy of competing orders near topological defects cores in planar quadratic band touching systems
Bitan Roy
We study two-dimensional fermionic systems, displaying quadratic band touching in the normal state, in the presence of vortices and skyrmions of insulating and superconducting mass…
Ordinary lattice defects as probes of topology
Aiden J. Mains, Jia-Xin Zhong, Yun Jing +1
In addition to topological lattice defects such as dislocations and disclinations, crystals are also accompanied by unavoidable ordinary defects, devoid of any non-trivial geometry…
Model non-Hermitian topological operators without skin effect: A general principle of construction
Daniel J. Salib, Sanjib Kumar Das, Bitan Roy
We propose a general principle of constructing non-Hermitian (NH) operators for insulating and gapless topological phases in any dimension () that over an extended NH parameter…
Observation of dislocation bound states and skin effects in non-Hermitian Chern insulators
Jia-Xin Zhong, Bitan Roy, Yun Jing
The confluence of non-Hermitian (NH) topology and crystal defects has culminated significant interest, yet its experimental exploration has been limited due to the challenges invol…
Projected branes as platforms for crystalline, superconducting, and higher-order topological phases
Archisman Panigrahi, Bitan Roy
Projected branes are constituted by only a small subset of sites of a higher-dimensional crystal, otherwise placed on a hyperplane oriented at an irrational or a rational slope the…