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Number of items: 98.

Sen, Diptiman ; Shankar, R. ; Dhar, Deepak ; Ramola, Kabir (2010) Spin-1 Kitaev model in one dimension Physical Review B: Condensed Matter and Materials Physics, 82 (19). 195435_1-195435_11. ISSN 1098-0121

Soori, Abhiram ; Sen, Diptiman (2010) Nonadiabatic charge pumping by oscillating potentials in one dimension: results for infinite system and finite ring Physical Review B: Condensed Matter and Materials Physics, 82 (11). 115432_1-115432_15. ISSN 1098-0121

Jolad, Shivakumar ; Sen, Diptiman ; Jain, Jainendra K. (2010) Fractional quantum Hall edge: effect of nonlinear dispersion and edge roton Physical Review B: Condensed Matter and Materials Physics, 82 (7). 075315_1-075315_14. ISSN 1098-0121

Mondal, S. ; Sen, D. ; Sengupta, K. ; Shankar, R. (2010) Magnetotransport of Dirac fermions on the surface of a topological insulator Physical Review B: Condensed Matter and Materials Physics, 82 (4). 045120_1-045130_11. ISSN 1098-0121

Kumar, Manoranjan ; Soos, Zoltán G. ; Sen, Diptiman ; Ramasesha, S. (2010) Modified density matrix renormalization group algorithm for the zigzag spin-½ chain with frustrated antiferromagnetic exchange: comparison with field theory at large J2/J1 Physical Review B: Condensed Matter and Materials Physics, 81 (10). 104406_1-104406_6. ISSN 1098-0121

Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2010) Landau-Zener problem with waiting at the minimum gap and related quench dynamics of a many-body system Physical Review B: Condensed Matter and Materials Physics, 81 (5). 054306_1-054306_6. ISSN 1098-0121

Mondal, S. ; Sen, D. ; Sengupta, K. ; Shankar, R. (2010) Tuning the conductance of Dirac fermions on the surface of a topological insulator Physical Review Letters, 104 (4). 046403_1-046403_4. ISSN 0031-9007

Agarwal, Amit ; Das, Sourin ; Sen, Diptiman (2010) Power dissipation for systems with junctions of multiple quantum wires Physical Review B: Condensed Matter and Materials Physics, 81 (3). 035324_1-035324_8. ISSN 1098-0121

Sengupta, K. ; Sen, Diptiman (2009) Entanglement production due to quench dynamics of an anisotropic XY chain in a transverse field Physical Review A, 80 (3). 032304_1-032304_5. ISSN 1050-2947

Ramasesha, S. ; Sahoo, Shaon ; Raghunathan, Rajamani ; Sen, Diptiman (2009) Computing magnetic anisotropy constants of single molecule magnets Journal of Chemical Sciences, 121 (5). pp. 823-837. ISSN 0253-4134

Roy, Dibyendu ; Soori, Abhiram ; Sen, Diptiman ; Dhar, Abhishek (2009) Nonequilibrium charge transport in an interacting open system: two-particle resonance and current asymmetry Physical Review B: Condensed Matter and Materials Physics, 80 (7). 075302_1-075302_5. ISSN 1098-0121

Agarwal, Amit ; Das, Sourin ; Rao, Sumathi ; Sen, Diptiman (2009) Enhancement of tunneling density of states at a junction of three Luttinger liquid wires Physical Review Letters, 103 (2). 026401_1-026401_4. ISSN 0031-9007

Mondal, Shreyoshi ; Sengupta, K. ; Sen, Diptiman (2009) Theory of defect production in nonlinear quench across a quantum critical point Physical Review B: Condensed Matter and Materials Physics, 79 (4). 045128_1-045128_9. ISSN 1098-0121

Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2008) Quenching along a gapless line: a different exponent for defect density Physical Review B: Condensed Matter and Materials Physics, 78 (14). 144301_1-144301_5. ISSN 1098-0121

Baskaran, G. ; Sen, Diptiman ; Shankar, R. (2008) Spin-S Kitaev model: classical ground states, order from disorder, and exact correlation functions Physical Review B: Condensed Matter and Materials Physics, 78 (11). 115116_1-115116_8. ISSN 1098-0121

Raghunathan, Rajamani ; Ramasesha, S. ; Sen, Diptiman (2008) Theoretical approach for computing magnetic anisotropy in single molecule magnets Physical Review B: Condensed Matter and Materials Physics, 78 (10). 104408_1-104408_8. ISSN 1098-0121

Sen, Diptiman ; Agarwal, Amit (2008) Line junction in a quantum Hall system with two filling fractions Physical Review B: Condensed Matter and Materials Physics, 78 (8). 085430_1-085430_9. ISSN 1098-0121

Dhar, Abhishek ; Sen, Diptiman ; Roy, Dibyendu (2008) Scattering of electrons from an interacting region Physical Review Letters, 101 (6). 066805_1-066805_4. ISSN 0031-9007

Sahoo, Shaon ; Rajamani, Raghunathan ; Ramasesha, S. ; Sen, Diptiman (2008) Fully symmetrized valence-bond based technique for solving exchange Hamiltonians of molecular magnets Physical Review B: Condensed Matter and Materials Physics, 78 (5). 054408_1-054408_7. ISSN 1098-0121

Sen, Diptiman ; Sengupta, K. ; Mondal, Shreyoshi (2008) Defect production in nonlinear quench across a quantum critical point Physical Review Letters, 101 (1). 016806_1-016806_4. ISSN 0031-9007

Mondal, Shreyoshi ; Sen, Diptiman ; Sengupta, K. (2008) Quench dynamics and defect production in the Kitaev and extended Kitaev models Physical Review B: Condensed Matter and Materials Physics, 78 (4). 045101_1-045101_11. ISSN 1098-0121

Mukherjee, Victor ; Dutta, Amit ; Sen, Diptiman (2008) Defect generation in a spin-½ transverse XY chain under repeated quenching of the transverse field Physical Review B: Condensed Matter and Materials Physics, 77 (21). 214427_1-214427_5. ISSN 1098-0121

Basu-Mallick, B. ; Bondyopadhaya, Nilanjan ; Sen, Diptiman (2008) Low energy properties of the SU(m|n) supersymmetric Haldane-Shastry spin chain Nuclear Physics B, 795 (3). pp. 596-622. ISSN 0550-3213

Sen, Diptiman ; Stone, Michael ; Vishveshwara, Smitha (2008) Quasiparticle propagation in quantum Hall systems Physical Review B: Condensed Matter and Materials Physics, 77 (11). 115442_1-115442_16. ISSN 1098-0121

Sengupta, K. ; Sen, Diptiman ; Mondal, Shreyoshi (2008) Exact results for quench dynamics and defect production in a two-dimensional model Physical Review Letters, 100 (7). 077204_1-077204_4. ISSN 0031-9007

Agarwal, Amit ; Sen, Diptiman (2007) Nonadiabatic charge pumping in a one-dimensional system of noninteracting electrons by an oscillating potential Physical Review B: Condensed Matter and Materials Physics, 76 (23). 235316_1-235316_7. ISSN 1098-0121

Mukherjee, Victor ; Divakaran, Uma ; Dutta, Amit ; Sen, Diptiman (2007) Quenching dynamics of a quantum XY spin-½ chain in a transverse field Physical Review B: Condensed Matter and Materials Physics, 76 (17). 174303_1-174303_8. ISSN 1098-0121

Vishveshwara, Smitha ; Stone, Michael ; Sen, Diptiman (2007) Correlators and fractional statistics in the quantum Hall bulk Physical Review Letters, 99 (19). 190401_1-190401_4. ISSN 0031-9007

Basu-Mallick, B. ; Bondyopadhaya, Nilanjan ; Hikami, Kazuhiro ; Sen, Diptiman (2007) Boson-fermion duality in SU(m|n) supersymmetric Haldane-Shastry spin chain Nuclear Physics B, 782 (3). pp. 276-295. ISSN 0550-3213

Agarwal, Amit ; Sen, Diptiman (2007) Charge transport in a Tomonaga-Luttinger liquid: effects of pumping and bias Physical Review B: Condensed Matter and Materials Physics, 76 (3). 035308_1-035308_9. ISSN 1098-0121

Sen, Diptiman ; Surendran, Naveen (2007) Spin-1 chain with spin-½ excitations in the bulk Physical Review B: Condensed Matter and Materials Physics, 75 (10). 104411_1-104411_7. ISSN 1098-0121

Kumar, Manoranjan ; Ramasesha, S. ; Sen, Diptiman ; Soos, Z. G. (2007) DMRG study of scaling exponents in spin-½ Heisenberg chains with dimerization and frustration Physical Review B: Condensed Matter and Materials Physics, 75 (5). 052404_1-052404_4. ISSN 1098-0121

Ravi Chandra, V. ; Rao, Sumathi ; Sen, Diptiman (2007) Renormalization group study of the Kondo problem at a junction of several Luttinger wires Physical Review B: Condensed Matter and Materials Physics, 75 (4). 045435_1-045435_14. ISSN 1098-0121

Ravi Chandra, V. ; Sen, Diptiman ; Surendran, Naveen (2006) Gapless points of dimerized quantum spin chains: analytical and numerical studies Physical Review B: Condensed Matter and Materials Physics, 74 (18). 184424_1-184424_9. ISSN 1098-0121

Das, Arnab ; Sengupta, K. ; Sen, Diptiman ; Chakrabarti, Bikas K. (2006) Infinite-range Ising ferromagnet in a time-dependent transverse magnetic field: quench and ac dynamics near the quantum critical point Physical Review B, 74 (14). 144423_1-144423_10. ISSN 0163-1829

Das, Sourin ; Rao, Sumathi ; Sen, Diptiman (2006) Interedge interactions and fixed points at a junction of quantum Hall line junctions Physical Review B: Condensed Matter and Materials Physics, 74 (4). 045322_1-045322_5. ISSN 1098-0121

Dhar, Abhishek ; Sen, Diptiman (2006) Nonequilibrium Green's function formalism and the problem of bound states Physical Review B: Condensed Matter and Materials Physics, 73 (8). 085119_1-085119_14. ISSN 1098-0121

Agarwal, Amit ; Sen, Diptiman (2006) Conductance of quantum wires: a numerical study of effects of an impurity and interactions Physical Review B: Condensed Matter and Materials Physics, 73 (4). 045332_1-045332_14. ISSN 1098-0121

Basu-Mallick, B. ; Bhattacharyya, Tanaya ; Sen, Diptiman (2005) Multi-band structure of a coupling constant for quantum bound states of a generalized nonlinear Schrödinger model Physics Letters A, 341 (5-6). pp. 371-379. ISSN 0375-9601

Das, Sourin ; Rao, Sumathi ; Sen, Diptiman (2005) Effects of interactions and junctions on conductances of quantum wires International Journal of Nanoscience, 4 (5-6). pp. 951-956. ISSN 0219-581X

Rao, Sumathi ; Sen, Diptiman (2004) Tunneling through two resonant levels: fixed points and conductances Physical Review B: Condensed Matter and Materials Physics, 70 (19). 195115_1-195115_6. ISSN 1098-0121

Ravi Chandra, V. ; Ramasesha, S. ; Sen, Diptiman (2004) Magnetic properties of a helical spin chain with alternating isotropic and anisotropic spins: magnetization plateaus and finite entropy Physical Review B: Condensed Matter and Materials Physics, 70 (14). 144404_1-144404_8. ISSN 1098-0121

Das, Sourin ; Rao, Sumathi ; Sen, Diptiman (2004) Renormalization group study of the conductances of interacting quantum wire systems with different geometries Physical Review B: Condensed Matter and Materials Physics, 70 (8). 085318_1-085318_15. ISSN 1098-0121

Ravi Chandra, V. ; Sen, Diptiman ; Ivanov, N. B. ; Richter, J. (2004) Antiferromagnetic sawtooth chain with spin-½ and spin-1 sites Physical Review B: Condensed Matter and Materials Physics, 69 (21). 214406_1-214406_13. ISSN 1098-0121

Basu-Mallick, B. ; Bhattacharyya, Tanaya ; Sen, Diptiman (2004) Bound and anti-bound soliton states for a quantum integrable derivative nonlinear Schrödinger model Physics Letters A, 325 (5-6). pp. 375-380. ISSN 0375-9601

Dutta, Amit ; Fritz, Lars ; Sen, Diptiman (2004) Coulomb gap in one-dimensional disordered electronic systems Physical Review B: Condensed Matter and Materials Physics, 69 (13). 132416_1-132416_4. ISSN 1098-0121

Basu-Mallick, B. ; Bhattacharyya, Tanaya ; Sen, Diptiman (2004) Quantum bound states for a derivative nonlinear Schrödinger model and number theory Modern Physics Letters A, 19 (36). pp. 2697-2706. ISSN 0217-7323

Basu-Mallick, B. ; Bhattacharyya, Tanaya ; Sen, Diptiman (2003) Novel multi-band quantum soliton states for a derivative nonlinear Schrödinger model Nuclear Physics B, 675 (3). pp. 516-532. ISSN 0550-3213

Lal, Siddhartha ; Rao, Sumathi ; Sen, Diptiman (2002) Junction of several weakly interacting quantum wires: a renormalization group study Physical Review B: Condensed Matter and Materials Physics, 66 (16). 165327_1-165327_12. ISSN 1098-0121

Rudra, Indranil ; Ramasesha, S. ; Sen, Diptiman (2002) Model exact low-lying states and spin dynamics in ferric wheels: Fe6 to Fe12 Physical Review B: Condensed Matter and Materials Physics, 66 (1). 014441_1-014441_9. ISSN 1098-0121

Lal, Siddhartha ; Rao, Sumathi ; Sen, Diptiman (2002) Conductance through contact barriers of a finite-length quantum wire Physical Review B: Condensed Matter and Materials Physics, 65 (19). 195304 _1-195304 _20. ISSN 1098-0121

Sarkar, Sujit ; Sen, Diptiman (2002) Field theoretical study of a spin-½ ladder with unequal chain exchanges Physical Review B: Condensed Matter and Materials Physics, 65 (17). 172408_1-172408_4. ISSN 1098-0121

Rudra, Indranil ; Ramasesha, S. ; Sen, Diptiman (2001) An alternate model for magnetization plateaus in the molecular magnet V15 Journal of Physics: Condensed Matter, 13 (50). pp. 11717-11725. ISSN 0953-8984

Raghu, C. ; Rudra, Indranil ; Sen, Diptiman ; Ramasesha, S. (2001) Quantum phenomena in magnetic nano clusters Proceedings of the Indian Academy of Sciences - Chemical Sciences, 113 (5&6). pp. 459-486. ISSN 0253-4134

Lal, Siddhartha ; Rao, Sumathi ; Sen, Diptiman (2001) Electron transport through ballistic quantum channels Applied Surface Science, 182 (3-4). pp. 377-380. ISSN 0169-4332

Raghu, C. ; Rudra, Indranil ; Sen, Diptiman ; Ramasesha, S. (2001) Properties of low-lying states in some high-nuclearity Mn, Fe, and V clusters: exact studies of Heisenberg models Physical Review B: Condensed Matter and Materials Physics, 64 (6). 064419_1-064419_9. ISSN 1098-0121

Lal, Siddhartha ; Rao, Sumathi ; Sen, Diptiman (2001) Transport through quasiballistic quantum wires: the role of contacts Physical Review Letters, 87 (2). 026801_1-026801_4. ISSN 0031-9007

Rudra, Indranil ; Ramasesha, S. ; Sen, Diptiman (2001) Magnetization of Mn12 acetate in a slowly varying magnetic field: a quantum mechanical study Physical Review B: Condensed Matter and Materials Physics, 64 (1). 014408_1-014408_8. ISSN 1098-0121

Raghu, C. ; Rudra, Indranil ; Ramasesha, S. ; Sen, Diptiman (2000) Evaluation of low-energy effective Hamiltonian techniques for coupled spin triangles Physical Review B: Condensed Matter and Materials Physics, 62 (14). pp. 9484-9492. ISSN 1098-0121

Sen, Diptiman ; Lal, Siddhartha (2000) One-dimensional fermions with incommensuration Physical Review B: Condensed Matter and Materials Physics, 61 (13). pp. 9001-9013. ISSN 1098-0121

Tandon, Kunj ; Lal, Siddhartha ; Pati, Swapan K. ; Ramasesha, S. ; Sen, Diptiman (1999) Magnetization properties of some quantum spin ladders Physical Review B: Condensed Matter and Materials Physics, 59 (1). pp. 396-410. ISSN 1098-0121

Sen, Diptiman (1999) Perturbation theory for singular potentials in quantum mechanics International Journal of Modern Physics A, 14 (11). pp. 1789-1807. ISSN 0217-751X

Sen, Diptiman ; Bhaduri, R. K. (1997) Applications of the collective field theory for the Calogero-Sutherland model Annals of Physics, 260 (2). pp. 203-223. ISSN 0003-4916

Rao, Sumathi ; Sen, Diptiman (1997) Field theories for frustrated antiferromagnetic spin chains Journal of Physics: Condensed Matter, 9 (8). pp. 1831-1839. ISSN 0953-8984

Pati, Swapan Kumar ; Chitra, R. ; Sen, Diptiman ; Ramasesha, S. ; Krishnamurthy, H. R. (1997) A comparative study of the phase diagrams of spin-½ and spin-1 antiferromagnetic chains with dimerization and frustration Journal of Physics: Condensed Matter, 9 (1). pp. 219-230. ISSN 0953-8984

Pati, Swapan K. ; Ramasesha, S. ; Sen, Diptiman (1997) Low-lying excited states and low-temperature properties of an alternating spin-1-spin-½ chain: a density-matrix renormalization-group study Physical Review B: Condensed Matter and Materials Physics, 55 (14). pp. 8894-8904. ISSN 1098-0121

Sriram Shastry, B. ; Sen, Diptiman (1997) Majorana fermion representation for an antiferromagnetic spin-½ chain Physical Review B: Condensed Matter and Materials Physics, 55 (5). pp. 2988-2994. ISSN 1098-0121

Sen, Diptiman (1996) A multispecies Calogero-Sutherland model Nuclear Physics B, 479 (3). pp. 554-574. ISSN 0550-3213

Pati, S. ; Chitra, R. ; Sen, D. ; Krishnamurthy, H. R. ; Ramasesha, S. (1996) Phase diagram of the spin-one heisenberg system with dimerization and frustration Europhysics Letters, 33 (9). pp. 707-712. ISSN 0295-5075

Sen, D. ; Shastry, B. S. ; Walstedt, R. E. ; Cava, R. (1996) Quantum solitons in the sawtooth lattice Physical Review B: Condensed Matter and Materials Physics, 53 (10). pp. 6401-6405. ISSN 1098-0121

Chitra, R. ; Pati, Swapan ; Krishnamurthy, H. R. ; Sen, Diptiman ; Ramasesha, S. (1995) Density-matrix renormalization-group studies of the spin-1/2 heisenberg system with dimerization and frustration Physical Review B, 52 (9). pp. 6581-6587. ISSN 0163-1829

Chitra, R. ; Rao, Sumathi ; Sen, Diptiman ; Suresh Rao, S. (1995) Bosonic mean-field theory for frustrated Heisenberg antiferromagnets in two dimensions Physical Review B: Condensed Matter and Materials Physics, 52 (2). pp. 1061-1069. ISSN 1098-0121

Sen, Diptiman ; Bhaduri, R. K. (1995) Thomas-Fermi method for particles obeying generalized exclusion statistics Physical Review Letters, 74 (20). pp. 3912-3915. ISSN 0031-9007

Sen, Diptiman ; Chitra, R. (1995) Large-U limit of a Hubbard model in a magnetic field: chiral spin interactions and paramagnetism Physical Review B: Condensed Matter and Materials Physics, 51 (3). pp. 1922-1925. ISSN 1098-0121

Rao, Sumathi ; Sen, Diptiman (1994) Non-linear field theory of a frustrated Heisenberg spin chain Nuclear Physics B, 424 (3). pp. 547-566. ISSN 0550-3213

Rao, Sumathi ; Sen, Diptiman (1993) Bosonic mean-field theory of the spiral phases of Heisenberg antiferromagnets on a chain Physical Review B: Condensed Matter and Materials Physics, 48 (17). pp. 12763-12767. ISSN 1098-0121

Sen, Diptiman (1993) Semiclassical analysis of two- and three-spin antiferromagnets and anyons on a sphere Modern Physics Letters A, 8 (19). pp. 1805-1814. ISSN 0217-7323

Chitra, R. ; Sen, Diptiman (1992) Ground state of many anyons in a harmonic potential Physical Review B: Condensed Matter and Materials Physics, 46 (17). pp. 10923-10930. ISSN 1098-0121

Sen, Diptiman (1992) Some supersymmetric features in the spectrum of anyons in a harmonic potential Physical Review D - Particles, Fields, Gravitation and Cosmology, 46 (4). pp. 1846-1857. ISSN 1550-7998

Sen, Diptiman (1992) Spectrum of three anyons in a harmonic potential and the third virial coefficient Physical Review Letters, 68 (20). pp. 2977-2980. ISSN 0031-9007

Sen, Diptiman ; Chitra, R. (1992) Anyons as perturbed bosons Physical Review B: Condensed Matter and Materials Physics, 45 (2). pp. 881-894. ISSN 1098-0121

Chitra, R. ; Nagaraja Kumar, C. ; Sen, Diptiman (1992) Supersymmetry in the two-anyon problem Modern Physics Letters A, 7 (10). pp. 855-863. ISSN 0217-7323

Sen, Diptiman (1991) Quantum and statistical mechanics of anyons Nuclear Physics B, 360 (2-3). pp. 397-408. ISSN 0550-3213

Sen, Diptiman (1991) Quantum-spin-chain realizations of conformal field theories Physical Review B: Condensed Matter and Materials Physics, 44 (6). pp. 2645-2651. ISSN 1098-0121

Sen, Diptiman (1991) Large-S analysis of a quantum axial next-nearest-neighbor Ising model in one dimension Physical Review B: Condensed Matter and Materials Physics, 43 (7). pp. 5939-5943. ISSN 1098-0121

Aneziris, C. ; Balachandran, A. P. ; Sen, Diptiman (1991) Statistics in one dimension International Journal of Modern Physics A, 6 (26). pp. 4721-4751. ISSN 0217-751X

Sen, Diptiman (1990) Infrared divergences and confinement in massive (2+1)-dimensional QED Physical Review D - Particles, Fields, Gravitation and Cosmology, 41 (4). pp. 1227-1230. ISSN 1550-7998

Sen, Diptiman (1990) Extended supersymmetry in the space-time R×S3 Physical Review D - Particles, Fields, Gravitation and Cosmology, 41 (2). pp. 667-671. ISSN 1550-7998

Sen, Diptiman (1989) Non-Abelian chiral gauge theories in two dimensions Physical Review D - Particles, Fields, Gravitation and Cosmology, 39 (10). pp. 3096-3100. ISSN 1550-7998

Sen, Diptiman (1989) Witten index of supersymmetric chiral theories Physical Review D - Particles, Fields, Gravitation and Cosmology, 39 (6). pp. 1795-1797. ISSN 1550-7998

Sen, Diptiman (1988) The general massive Schwinger model Physics Letters B, 212 (2). pp. 191-197. ISSN 0370-2693

Sen, Diptiman (1988) Massive chiral Schwinger model Physical Review Letters, 61 (7). pp. 791-793. ISSN 0031-9007

Kieu, T. D. ; Sen, D. ; Xue, S. -S. (1988) Chiral Schwinger model and lattice fermionic regularizations Physical Review Letters, 61 (3). pp. 282-285. ISSN 0031-9007

Sen, Diptiman (1987) Supersymmetry in the space-time R×S3 Nuclear Physics B, 284 . pp. 201-233. ISSN 0550-3213

Sen, Diptiman (1985) Effective action approach to calculation of spin potentials in heavy quarkonium Nuclear Physics B, 254 . pp. 678-696. ISSN 0550-3213

Sen, Diptiman (1983) Finite element hamiltonian Monte Carlo of SU(2) Physics Letters B, 129 (3-4). pp. 239-242. ISSN 0370-2693

Sen, Diptiman (1983) Relationship between proper time and dimensional regularization of QCD Physics Letters B, 129 (3-4). pp. 248-250. ISSN 0370-2693

Pati, Swapan K. ; Ramasesha, S. ; Sen, Diptiman (1977) A density matrix renormalization group study of low-energy excitations and low-temperature properties of alternating spin systems Journal of Physics: Condensed Matter, 9 (41). pp. 8707-8726. ISSN 0953-8984

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