Publications (147)
Effects of local periodic driving on transport and generation of bound states
Adhip Agarwala, Diptiman Sen
Granular topological insulators
Abhishek Banerjee, Oindrila Deb, Kunjalata Majhi +3
Non-equilibrium Green's function formalism and the problem of bound states
Abhishek Dhar, Diptiman Sen
Applications of the Collective Field Theory for the Calogero-Sutherland Model
Diptiman Sen, R. K. Bhaduri
Detection of a quantum particle on a lattice under repeated projective measurements
Shrabanti Dhar, Subinay Dasgupta, Abhishek Dhar +1
Majorana modes and transport across junctions of superconductors and normal metals
Manisha Thakurathi, Oindrila Deb, Diptiman Sen
Quenching across quantum critical points in periodic systems: dependence of scaling laws on periodicity
Manisha Thakurathi, Wade DeGottardi, Diptiman Sen +1
Bosonic Mean Field Theory of the Spiral Phases of Heisenberg Antiferromagnets on a Chain
Sumathi Rao, Diptiman Sen
Transport across a system with three p-wave superconducting wires: effects of Majorana modes and interactions
Oindrila Deb, Manisha Thakurathi, Diptiman Sen
Floquet generation of Majorana end modes and topological invariants
Manisha Thakurathi, Aavishkar A. Patel, Diptiman Sen +1
Correlators and fractional statistics in the quantum Hall bulk
Smitha Vishveshwara, Michael Stone, Diptiman Sen
Magnetization of Mn_12 Ac in a slowly varying magnetic field: an ab initio study
Indranil Rudra, S. Ramasesha, Diptiman Sen
Fidelity susceptibility of one-dimensional models with twisted boundary conditions
Manisha Thakurathi, Diptiman Sen, Amit Dutta
Exact results for quench dynamics and defect production in a two-dimensional model
K. Sengupta, Diptiman Sen, Shreyoshi Mondal
Semiclassical analysis of two- and three-spin antiferromagnets and anyons on a sphere
Diptiman Sen
Coulomb gap in one-dimensional disordered electronic systems
Amit Dutta, Lars Fritz, Diptiman Sen
A Theoretical Approach for Computing Magnetic Anisotropy in Single Molecule Magnets
Rajamani Raghunathan, S. Ramasesha, Diptiman Sen
Electron dynamics in graphene with spin-orbit couplings and periodic potentials
Ranjani Seshadri, Diptiman Sen
Magnetic properties of a helical spin chain with alternating isotropic and anisotropic spins: magnetization plateaus and finite entropy
V. Ravi Chandra, S. Ramasesha, Diptiman Sen
Phase Diagram of the Spin-One Heisenberg System with Dimerization and Frustration
Swapan Pati, R. Chitra, Diptiman Sen +2
Power dissipation for systems with junctions of multiple quantum wires
Amit Agarwal, Sourin Das, Diptiman Sen
Exact and Approximate Theoretical Techniques for Quantum Magnetism in Low Dimensions
Swapan K. Pati, S. Ramasesha, Diptiman Sen
Dynamical localization in a chain of hard core bosons under a periodic driving
Tanay Nag, Sthitadhi Roy, Amit Dutta +1
Modified DMRG algorithm for the zigzag spin-1/2 chain with frustrated antiferromagnetic exchange: Comparison with field theory at large $J_2/J_1$
Manoranjan Kumar, Zoltan G. Soos, Diptiman Sen +1
Quantum fidelity for one-dimensional Dirac fermions and two-dimensional Kitaev model in the thermodynamic limit
Victor Mukherjee, Amit Dutta, Diptiman Sen
Field Theoretic Studies of Quantum Spin Systems in One Dimension
Diptiman Sen
Quenching across quantum critical points: role of topological patterns
Diptiman Sen, Smitha Vishveshwara
Edge states, spin transport and impurity induced local density of states in spin-orbit coupled graphene
Ranjani Seshadri, K. Sengupta, Diptiman Sen
Spin-1 chain with spin-1/2 excitations in the bulk
Diptiman Sen, Naveen Surendran
Quenching Dynamics of a quantum XY spin-1/2 chain in presence of a transverse field
Victor Mukherjee, Uma Divakaran, Amit Dutta +1
Semiclassical and field theoretic studies of Heisenberg antiferromagnetic chains with frustration and dimerization
Sumathi Rao, Diptiman Sen
Equation of motion approach to non-adiabatic quantum charge pumping
Amit Agarwal, Diptiman Sen
Scattering of electrons from an interacting region
Abhishek Dhar, Diptiman Sen, Dibyendu Roy
Clusters of bound particles in a quantum integrable many-body system and number theory
B. Basu-Mallick, Tanaya Bhattacharyya, Diptiman Sen
Infinite-range Ising ferromagnet in a time-dependent transverse field: quench and ac dynamics near the quantum critical point
Arnab Das, K. Sengupta, Diptiman Sen +1
One-dimensional fermions with incommensurate hopping close to dimerization
Diptiman Sen, Siddhartha Lal
Novel correlations in two dimensions: Some exact solutions
M. V. N. Murthy, R. K. Bhaduri, Diptiman Sen
Generating surface states in a Weyl semi-metal by applying electromagnetic radiation
Oindrila Deb, Diptiman Sen
Renormalization group study of the conductances of interacting quantum wire systems with different geometries
Sourin Das, Sumathi Rao, Diptiman Sen
Conductance through contact barriers of a finite length quantum wire
Siddhartha Lal, Sumathi Rao, Diptiman Sen
Thomas-Fermi Method For Particles Obeying Generalized Exclusion Statistics
Diptiman Sen, R. K. Bhaduri
Junction of several weakly interacting quantum wires: a renormalization group study
Siddhartha Lal, Sumathi Rao, Diptiman Sen
Spin-1 Kitaev model in one dimension
Diptiman Sen, R. Shankar, Deepak Dhar +1
Exact Entanglement Studies of Strongly Correlated Systems: Role of Long-Range Interactions and Symmetries of the System
Shaon Sahoo, V. M. L. Durga Prasad Goli, S. Ramasesha +1
Clusters of bound particles in the derivative delta-function Bose gas
B. Basu-Mallick, Tanaya Bhattacharyya, Diptiman Sen
A Solvable Model of Interacting Fermions in Two Dimensions
B. Sriram Shastry, Diptiman Sen
Model Exact Low-Lying States and Spin Dynamics in Ferric Wheels; Fe$_6$ to Fe$_{12}$
Indranil Rudra, S. Ramasesha, Diptiman Sen
Majorana Fermions in superconducting 1D systems having periodic, quasiperiodic, and disordered potentials
Wade DeGottardi, Diptiman Sen, Smitha Vishveshwara
A Bosonic Mean-Field Theory for Frustrated Heisenberg Antiferromagnets in Two Dimensions
R. Chitra, Sumathi Rao, Diptiman Sen
A multispecies Calogero-Sutherland model
Diptiman Sen
Perturbation Theory for Singular Potentials in Quantum Mechanics
Diptiman Sen
Line junction in a quantum Hall system with two filling fractions
Diptiman Sen, Amit Agarwal
Field theoretical study of a spin-1/2 ladder with unequal chain exchanges
Sujit Sarkar, Diptiman Sen
Study of Low-energy States of Clusters of Spin-1/2 and Spin-1 Triangles with Kagome-like Geometries
Indranil Rudra, S. Ramasesha, Diptiman Sen
An introduction to bosonization and aome of its applications
Sumathi Rao, Diptiman Sen
Model of resistances in systems of Tomonaga-Luttinger liquid wires
Abhiram Soori, Diptiman Sen
Quenching along a gapless line: A different exponent for defect density
Uma Divakaran, Amit Dutta, Diptiman Sen
A comparative study of the phase diagrams of spin-$1 \over 2$ and spin-$1$ antiferromagnetic chains with dimerization and frustration
Swapan Pati, R. Chitra, Diptiman Sen +2
Quantum phases of dimerized and frustrated Heisenberg spin chains with s = 1/2, 1 and 3/2: an entanglement entropy and fidelity study
V. M. L. Durga Prasad Goli, Shaon Sahoo, S. Ramasesha +1
Properties of low-lying states in some high-nuclearity Mn, Fe and V clusters: Exact studies of Heisenberg models
C. Raghu, Indranil Rudra, Diptiman Sen +1
Density functional theory of the fractional quantum Hall effect
Jianyun Zhao, Manisha Thakurathi, Manish Jain +2
Junction between surfaces of two topological insulators
Diptiman Sen, Oindrila Deb
Fully Symmetrized VB Based Technique for Solving Exchange Hamiltonians of Molecular Magnets
Shaon Sahoo, Raghunathan Rajamani, S. Ramasesha +1
Gapless points of dimerized quantum spin chains: analytical and numerical studies
V. Ravi Chandra, Diptiman Sen, Naveen Surendran
A DMRG Study of Low-Energy Excitations and Low-Temperature Properties of Alternating Spin Systems
Swapan K. Pati, S. Ramasesha, Diptiman Sen
Novel multi-band quantum soliton states for a derivative nonlinear Schrodinger model
B. Basu-Mallick, Tanaya Bhattacharyya, Diptiman Sen
Signatures and conditions for phase band crossings in periodically driven integrable systems
Bhaskar Mukherjee, Arnab Sen, Diptiman Sen +1
Studies on a frustrated Heisenberg spin chain with alternating ferromagnetic and antiferromagnetic exchanges
Shaon Sahoo, V. M. L. Durga Prasad Goli, Diptiman Sen +1
DMRG study of scaling exponents in spin-1/2 Heisenberg chains with dimerization and frustration
Manoranjan Kumar, S. Ramasesha, Diptiman Sen +1
Quantization of the Derivative Nonlinear Schrodinger Equation
Diptiman Sen
Study of an Antiferromagnetic Sawtooth Chain with Spin-1/2 and Spin-1 sites
V. Ravi Chandra, Diptiman Sen, N. B. Ivanov +1
Novel correlations in two dimensions: Two-body problem
R. K. Bhaduri, Avinash Khare, J. Law +2
Defect production in non-linear quench across a quantum critical point
Diptiman Sen, K. Sengupta, Shreyoshi Mondal
The fermionic limit of the delta-function Bose gas: a pseudopotential approach
Diptiman Sen
Coherent States For SU(3)
Manu Mathur, Diptiman Sen
Construction of some special subsequences within a Farey sequence
B. Basu-Mallick, Tanaya Bhattacharyya, Diptiman Sen
Transport in a thin topological insulator with potential and magnetic barriers
Adithi Udupa, K. Sengupta, Diptiman Sen
Low temperature saturation of phase coherence length in topological insulators
Saurav Islam, Semonti Bhattacharyya, Hariharan Nhalil +7
Entanglement production due to quench dynamics of an anisotropic XY chain in a transverse field
K. Sengupta, Diptiman Sen
Steady states of a quasiperiodically driven integrable system
Sourav Nandy, Arnab Sen, Diptiman Sen
Magnetization Properties of Some Quantum Spin Ladders
Kunj Tandon, Siddhartha Lal, Swapan K. Pati +2
Low-Lying Excited States and Low-Temperature Properties of an Alternating Spin-1 / Spin-1/2 Chain : A DMRG study
Swapan K. Pati, S. Ramasesha, Diptiman Sen
Nonadiabatic charge pumping in a one-dimensional system of noninteracting electrons by an oscillating potential
Amit Agarwal, Diptiman Sen
Landau-Zener problem with waiting at the minimum gap and related quench dynamics of a many-body system
Uma Divakaran, Amit Dutta, Diptiman Sen
Critical phase boundaries of static and periodically kicked long-range Kitaev chain
Utso Bhattacharya, Somnath Maity, Amit Dutta +1
Transport across a junction of topological insulators and a superconductor
Abhiram Soori, Oindrila Deb, K. Sengupta +1
Quantized transport in topological insulator n-p-n junctions
Abhishek Banerjee, Ananthesh Sundaresh, Sangram Biswas +3
Field Theories of Frustrated Heisenberg Antiferromagnets
Sumathi Rao, Diptiman Sen
One-dimensional fermions with incommensuration
Diptiman Sen, Siddhartha Lal
Quantum bound states for a derivative nonlinear Schrodinger model and number theory
B. Basu-Mallick, Tanaya Bhattacharyya, Diptiman Sen
Conductance of quantum wires: a numerical study of the effects of an impurity and interactions
Amit Agarwal, Diptiman Sen
Spin injection into a metal from a topological insulator
S. Modak, K. Sengupta, Diptiman Sen
AC conductivity of a quantum Hall line junction
Amit Agarwal, Diptiman Sen
Multi-band structure of the quantum bound states for a generalized nonlinear Schrodinger model
B. Basu-Mallick, Tanaya Bhattacharyya, Diptiman Sen
Evaluation of low-energy effective Hamiltonian techniques for coupled spin triangles
C. Raghu, Indranil Rudra, S. Ramasesha +1
Effects of periodic kicking on dispersion and wave packet dynamics in graphene
Adhip Agarwala, Utso Bhattacharya, Amit Dutta +1
Non-equilibrium dynamics of quantum systems: order parameter evolution, defect generation, and qubit transfer
Shreyoshi Mondal, Diptiman Sen, K. Sengupta
Solitons in one-dimensional interacting Bose-Einstein system
R. K. Bhaduri, Sankalpa Ghosh, M. V. N. Murthy +1
Quench dynamics and defect production in the Kitaev and extended Kitaev models
Shreyoshi Mondal, Diptiman Sen, K. Sengupta
Gapless line for the anisotropic Heisenberg spin-1/2 chain in a magnetic field and the quantum axial next-nearest-neighbor Ising Chain
Amit Dutta, Diptiman Sen