Manoranjan Kumar's Group ( MK. Group )

S.N.B.N.C.B.S, Kolkata - 700106

2024

  1. Emergent Quadrupolar Order in the Spin-1/2 Kitaev-Heisenberg Model, Manodip Routh, Sayan Ghosh, Jeroen van den Brink, Satoshi Nishimoto, Manoranjan Kumar Phys. Rev. B 109, L220403 (2024)

  2. Tuning the intrinsic anomalous Hall effect from large to zero in the two ferromagnetic states of the layered SmMn2Ge2, Mahima Singh, Jyotirmoy Sau, Banik Rai, Arunanshu Panda, Manoranjan Kumar, Nitesh Kumar arXiv preprint arXiv:2403.19581 (2024)

  3. Microscopic Modeling, Multi-magnon condensation and Strain effect in chain compound NaVOPO4, Manoj Gupta, Manodip Routh, Manoranjan Kumar, Tanusri Saha Dasgupta arXiv preprint arXiv:2403.10025 (2024)

  4. Spin-1/2 string correlations and singlet-triplet gaps of frustrated ladders with ferromagnetic legs and alternate ferromagnetic and antiferromagnetic rungs, Monalisa Chatterjee, Manoranjan Kumar, Zoltán G Soos Physical Review B 109(9), 094439 (2024)

  5. Hydrostatic Pressure-Induced Anomalous Hall Effect in Co2FeSi Semimetal, Jyotirmoy Sau, Debanand Sa, Manoranjan Kumar Electronic Structure (2024)

  6. Singlet quantum phases of the frustrated spin-1/2 ladder with ferromagnetic (F) exchange in legs and alternating F-AF exchange in rungs, Monalisa Chatterjee, Manoranjan Kumar, Zoltán G Soos Physica Scripta 99 (2), 025973 (2024)

  7. Spin-gapless semiconducting characteristics and related band topology of quaternary Heusler alloy CoFeMnSn, Shuvankar Gupta, Jyotirmoy Sau, Manoranjan Kumar, Chandan Mazumdar Journal of Materials Chemistry C 12 (2), 706-716 (2024)

2023

  1. Proximate Dirac spin liquid in the honeycomb lattice J1-J3 XXZ model: Numerical study and application to cobaltates, Anjishnu Bose, Manodip Routh, Sreekar Voleti, Sudip Kumar Saha, Manoranjan Kumar, Tanusri Saha-Dasgupta, Arun Paramekanti Physical Review B 108 (17), 174422 (2023)

  2. Quadrupolar Phases and Plateau States In Skewed Ladders, Sambunath Das, Dayasindhu Dey, Manoranjan Kumar, S Ramasesha arXiv preprint arXiv:2311.05031 (2023)

  3. Topological properties and anomalous transport in van der Waals ferromagnets Fe n GeTe2: a comparative study, Jyotirmoy Sau, SR Hassan, Nitesh Kumar, Manoranjan Kumar Physica Scripta 98 (12), 125916 (2023)

  4. Crystal structure and magnetic properties of spin-1/2 frustrated two-leg ladder compounds (C4H14N2)Cu2X6 (X= Cl and Br),P Biswal, S Guchhait, S Ghosh, SN Sarangi, D Samal, Diptikant Swain, Manoranjan Kumar, R Nath arXiv preprint arXiv:2306.15205 (2023)

  5. Magnetic plateaus and jumps in a spin-1/2 ladder with alternate Ising-Heisenberg rungs: a field dependent study, Sk Saniur Rahaman, Manoranjan Kumar, Shaon Sahoo arXiv:2304.12266 (2023)

  6. Density matrix renormalization group (DMRG) for interacting spin chains and ladders, Dayasindhu Dey, Aslam Parvej, Sambunath Das, Sudip Kumar Saha, Manoranjan Kumar, S Ramasesha & Zoltán G Soos Journal of Chemical Sciences 135 (2), 25 (2023)

  7. Nodal-line and triple point fermion induced anomalous Hall effect in the topological Heusler compound Co2CrGa, Sudipta Chatterjee, Jyotirmay Sau, Saheli Samanta, Barnali Ghosh, Nitesh Kumar, Manoranjan Kumar, Kalyan Mandal Physical Review B 107 (12), 125138 (2023)

  8. Rare observation of spin-gapless semiconducting characteristics and related band topology of quaternary Heusler alloy CoFeMnSn,Shuvankar Gupta, Jyotirmoy Sau, Manoranjan Kumar, Chandan Mazumdar arXiv preprint arXiv:2303.08589 (2023)

  9. Quantum Phase Diagram of a Frustrated Spin‐1/2 Ferro‐Antiferromagnetic Normal Ladder,Monalisa Chatterjee, Debasmita Maiti, Manoranjan Kumar ChemPhysChem 24 (5), e202200538 (2023)

  10. Study of Interacting Heisenberg Antiferromagnet Spin-1/2 and 1 Chains, Debasmita Maiti, Dayasindhu Dey, Manoranjan Kumar Condensed Matter 8 (1), 17 (2023)

  11. Machine learning approach to study quantum phase transitions of a frustrated one dimensional spin-1/2 system, Sk Saniur Rahaman, Sumit Haldar and Manoranjan Kumar Journal of Physics: Condensed Matter 35 (11), 115603 (2023)

  12. Quantum phase transitions in skewed ladder systems, Sambunath Das, Dayasindhu Dey, Rajamani Raghunathan, Zoltan Soos, Manoranjan Kumar, Suryanarayana Ramasesha Physical Chemistry Chemical Physics(2023)

2022

  1. Proximate Dirac spin liquid in the J1-J3 XXZ model for honeycomb cobaltates,Anjishnu Bose, Manodip Routh, Sreekar Voleti, Sudeep Kumar Saha, Manoranjan Kumar, Tanusri Saha-Dasgupta, Arun Paramekanti arXiv preprint arXiv:2212.13271 (2022)

  2. Anomalous Hall effect in topological Weyl and nodal-line semimetal Heusler compound Co2VAl, Sudipta Chatterjee, Jyotirmay Sau, Subrata Ghosh, Saheli Samanta, Barnali Ghosh, Manoranjan Kumar and Kalyan Mandal Journal of Physics: Condensed Matter 35 (3), 035601 (2022)

  3. Emergent many-body composite excitations of interacting spin-1/2 trimers, Anup Kumar Bera, S. M. Yusuf, Sudip Kumar Saha, Manoranjan Kumar, David Voneshen, Yurii Skourski & Sergei A. Zvyagin Nature Communications 13 (1), 6888 (2022)

  4. Similar and Dissimilar Properties of Polymorphic Phases of NdIr3, Shovan Dan, Binita Mondal, Sudip Kumar Saha, Sudipta Mondal, R. Ranganathan, Manoranjan Kumar, and Chandan Mazumdar The Journal of Physical Chemistry C 126 (38), 16514-16521 (2022)

  5. Phonons and Thermal Properties of Ge Nanowires: A Raman Spectroscopy Investigation and Phonon Simulations, Vishal Kumar Aggarwal, Shaili Sett, Jyotirmoy Sau, Ankita Ghatak, Manoranjan Kumar, Achintya Singha, and A. K. Raychaudhuri The Journal of Physical Chemistry C 126 (35), 15046-15056 (2022)

  6. Band splitting induced Berry flux and intrinsic anomalous Hall conductivity in the NiCoMnGa quaternary Heusler compound, Gaurav K. Shukla, Jyotirmoy Sau, Vishal Kumar, Manoranjan Kumar and Sanjay Singh Physical Review B 106 (4), 045131 (2022)

  7. Anomalous transport in itinerant van der Waals ferromagnets FenGeTe2 (n=3, 4, 5), Jyotirmoy Sau, S. R. Hassan, Nitesh Kumar, and Manoranjan Kumar arXiv preprint arXiv:2207.03547 (2022)

  8. Density matrix renormalization group approach to the low temperature thermodynamics of correlated 1D fermionic models, Sudip Kumar Saha, Debasmita Maiti, Manoranjan Kumar, Zoltan G. Soos Journal of Magnetism and Magnetic Materials 552, 169150 (2022)

  9. Spin-Peierls transition of J1 − J2 and extended models with ferromagnetic J1: Sublattice dimerization and thermodynamics of zigzag chains in β-TeVO4, Manodip Routh, Sudip Kumar Saha, Manoranjan Kumar and Zoltán G. Soos Physical Review B 105 (23), 235109 (2022)

  10. Quantum phase transition in skewed ladders: an entanglement entropy and fidelity study, Sambunath Das, Dayasindhu Dey, S. Ramasesha and Manoranjan Kumar Eur. Phys. J. B 95:147 (2022)

  11. Study of the Berezinskii-Kosterlitz-Thouless transition: An unsupervised machine learning approach, Sumit Haldar, Sk Saniur Rahaman and Manoranjan Kumar arXiv preprint arXiv:2205.15151 (2022)

2021

  1. Quantum phases of ferromagnetically coupled dimers on Shastry-Sutherland lattice Monalisa Chatterjee, Santanu Pal and Manoranjan Kumar arXiv preprint arXiv:2112.02975 (2021)

  2. Anomalous Hall effect from gapped nodal line in Co2FeGe Heusler compound, G. K. Shukla, J. Sau, N. Shahi, A. K. Singh, M. Kumar, S. Singh, Physical Review B, 104, 195108 (2021)

  3. Quantum phases of a frustrated spin-1 system: The 5/7 skewed ladder, S. Das, D. Dey, M. Kumar, S. Ramasesha, Physical Review B, 104 125138 (2021)

  4. Fulde-Ferrel-Larkin-Ovchinnikov phase in one dimensional Fermi gas with attractive interactions and transverse spin-orbit coupling, M.S. Roy, M. Kumar, arXiv:2108.03314 (2021)

  5. Low-temperature thermodynamics of the antiferromagnetic model: Entropy, critical points, and spin gap, S.K. Saha, M. Routh, M. Kumar, Z.G. Soos, Physical Review B 103 (24), 245139 (2021)

  6. Quantum phases of spin-1 system on 3/4 and 3/5 skewed ladders, S Das, D Dey, S Ramasesha, M Kumar, Journal of Applied Physics 129, 223902 (2021)

  7. Quantum phases and thermodynamics of a frustrated spin-1/2 ladder with alternate Ising–Heisenberg rung interactions, S S Rahaman, S Sahoo, M Kumar, J. Phys.: Condens. Matter 33, 265801 (2021)

  8. Bond-bond correlations, gap relations and thermodynamics of spin-1/2 chains with spin-Peierls transitions and bond-order-wave phases, SK Saha, M Kumar, ZG Soos, Journal of Magnetism and Magnetic Materials 519, 167472 (2021)

  9. Density matrix renormalization group approach to the low temperature thermodynamics of correlated 1D fermionic models, SK Saha, D Maiti, M Kumar, ZG Soos, arXiv preprint arXiv:2101.04362

  10. Topological transitions to Weyl states in bulk BiSe: Effect of hydrostatic pressure and doping, SK Saha, H Banerjee, M Kumar, Journal of Applied Physics 129 (8), 085103 (2021)

  11. Pressure induced superconducting state in ideal topological insulator BiSbTe3, Vinod K Gangwar, Shiv Kumar, Mahima Singh, Labanya Ghosh, Yufeng Zhang, Prashant Shahi, Matthias Muntwiler, Swapnil Patil, Kenya Shimada, Yoshiya Uwatoko, Jyotirmoy Sau, Manoranjan Kumar and Sandip Chatterjee, Phys. Scr. 96 055802 (2021)

2020

  1. Quantum phases of a frustrated spin-1 system: the 5/7 skewed ladder, S Das, D Dey, M Kumar, S Ramasesha, arXiv preprint arXiv:2012.07486

  2. Fermion parity gap and exponential ground state degeneracy of the one-dimensional Fermi gas with intrinsic attractive interaction, Monalisa Singh Roy, Manoranjan Kumar, Jay D. Sau, and Sumanta Tewari, Phys. Rev. B 102, 125135 (2020)

  3. Tunneling Density of States in Y Junction of Tomonaga-Luttinger Liquid Wires: A Density Matrix Renormalization Group Study, Monalisa Singh Roy, Manoranjan Kumar, and Sourin Das, Phys. Rev. B 102, 035130 (2020)

  4. Haldane and dimer phases in a frustrated spin chain: an exact groundstate and associated topological phase transition, S Sahoo, D Dey, SK Saha, M Kumar, J. Phys.: Condens. Matter 32, 335601 (2020)

  5. Speed inhomogeneity accelerates information transfer in polar flock, Sudipta Pattanayak, Jay Prakash Singh, Manoranjan Kumar, Shradha Mishra, Phys. Rev. E 101, 052602 (2020)

  6. Magnetization plateaus of spin-1/2 system on a 5/7 skewed ladder, D Dey, S Das, M Kumar, S Ramasesha, Phys. Rev. B 101, 195110 (2020)

  7. Modeling the spin-Peierls transition of spin−1/2 chains with correlated states: J1−J2 model, CuGeO3 and TTF−CuS4C4(CF3)4, Sudip Kumar Saha, Monalisa Singh Roy, Manoranjan Kumar, and Zolt ́an G. Soos, Phys. Rev. B 101, 054411 (2020)

  8. Nonquenched rotators ease flocking and memorize it, R Das, M Kumar, S Mishra, Phys. Rev. E 101, 012607 (2020)

  9. A simple scheme for finding magnetic aromatic hydrocarbon molecules, Alexandra Valentim, Gisela A Bocan, Javier D Fuhr, Daniel J Garcia, G Giri, M Kumar, S Ramasesha, Physical Chemistry Chemical Physics 22, 5882 (2020)

2019

  1. Quantum phase diagram of a frustrated spin-1/2 system on a Trellis Ladder, D. Maiti and M. Kumar, Phys. Rev. B 100, 245118 (2019)

  2. Spin-Peierls transition of the dimer phase of the model: Energy cusp and CuGeO thermodynamics, M. Kumar and Z. G. Soos S. K. Saha, arXiv:1907.03724

  3. A simple scheme for finding magnetic aromatic hydrocarbon molecules, S. Ramasesha, A. Valentim, G. A. Bocan, J. D. Fuhr, D. J. Garcia, M. Kumar, G. Giri, chemrxiv.8378345

  4. Haldane and Dimer phases in a frustrated spin chain: an exact groundstate and associated topological phase transition, S. Sahoo, D. Dey, S. K. Saha, M. Kumar, arXiv:1904.02102

  5. Characterization of Majorana-Ising phase transition in a helical liquid system, S. K. Saha, D. Dey, M. S. Roy, S. Sarkar, M. Kumar, Journal of Magnetism and Magnetic Materials 475, 257 (2019)

  6. Melting of ferromagnetic order on a trellis ladder, D. Maiti, M. Kumar, Journal of Magnetism and Magnetic Materials 486, 165266 (2019)

  7. Hybrid exact diagonalization and density matrix renormalization group approach to the thermodynamics of one-dimensional quantum models, S. K. Saha, D. Dey, M. Kumar, and Z. G. Soos, Phys. Rev. B 99, 195144 (2019)

  8. Enhanced dynamics of active Brownian particles in periodic obstacle arrays and corrugated channels, S. Pattanayak, R. Das, M. Kumar, S. Mishra, Eur. Phys. J. E 42: 62 (2019)

  9. Characterization of Majorana-Ising phase transition in a helical liquid system, S. K. Saha, D. Dey, M. S. Roy, S. Sarkar, M. Kumar, Journal of Magnetism and Magnetic Materials 475, 257 (2019)

  10. B-site disorder driven multiple-magnetic phases: Griffiths phase, re-entrant cluster glass, and exchange bias in Pr2CoFeO6 A. Pal, P. Singh, V. K. Gangwar, S. Ghosh, P. Prakash, S. K. Saha, A. Das, M. Kumar, A. K. Ghosh, and, S. Chatterjee, Appl. Phys. Lett. 114, 252403 (2019)

2018

  1. Polar flock in the presence of random quenched rotators, R. Das, M. Kumar, and S. Mishra, Phys. Rev. E 98, 060602(R) (2018)

  2. Unusual negative magnetoresistance in Bi2Se3–ySy topological insulator under perpendicular magnetic field, R. Singh, V. K. Gangwar, D. D. Daga, A. Singh, A. K. Ghosh, M. Kumar, A. Lakhani, R. Singh, and S. Chatterjee, Appl. Phys. Lett. 112, 102401 (2018)

  3. Spin-specific heat determination of the ratio of competing first- and second-neighbor exchange interactions in frustrated spin-1/2 chains, D. Dey, M. Kumar, S. E. Dutton, R. J. Cava, and Z. G. Soos, Phys. Rev. B 97, 064407 (2018)

  4. Frustrated spin-1/2 ladder with ferro- and antiferromagnetic legs, D. Maiti, D. Dey, M. Kumar, Journal of Magnetism and Magnetic Materials 446, 170 (2018)

2017

  1. Coexistence of surface and bulk state and negative magnetoresistance in Sulfur doped Bi2Se3, R. Singh, V. K. Gangwar, D. D. Daga, M. Singh, A. K. Ghosh, M. Kumar, A. Lakhani, R. Singh, S. Chatterjee, arXiv:1711.03320

  2. Frustrated spin-1/2 ladder with ferro- and antiferromagnetic legs, D. Dey and M. Kumar D. Maiti, Journal of Magnetism and Magnetic Materials 446, 170 (2017)

  3. Multipolar phase in frustrated spin-1/2 and spin-1 chains, A. Parvej and M. Kumar, Phys. Rev. B 96, 054413 (2017)

  4. Order-disorder transition in active nematic: A lattice model study, R. Das, M. Kumar, S. Mishra, Sci. Rep. 7, 7080 (2017)

  5. A Study of Topological Quantum Phase Transition and Majorana Localization Length for the Interacting Helical Liquid System, D. Dey, S. K. Saha, P. S. Deo, M. Kumar, and, S. Sarkar, J. Phys. Soc. Jpn. 86, 074002 (2017)

  6. Quantum phases of frustrated two-leg spin-1/2 ladders with skewed rungs, Geetanjali Giri, D. Dey, M. Kumar, S. Ramasesha, and Z. G. Soos, Phys. Rev. B 95, 224408 (2017)

2016

  1. An Efficient Density Matrix Renormalization Group Algorithm for Chains with Periodic Boundary Condition, D. Dey, D. Maiti, M. Kumar, Papers in Physics 8, 080006 (2016)

  2. Boundary-induced spin-density waves in linear Heisenberg antiferromagnetic spin chains with S≥1, D. Dey, M. Kumar, and Z. G. Soos, Phys. Rev. B 94, 144417 (2016)

  3. Density matrix renormalization group (DMRG) for cyclic and centrosymmetric linear chains, M. Kumar, D. Dey, A. Parvej, S Ramasesha, Z. G. Soos, Phys. Rev. B 94, 144417 (2016)

  4. Sustained Resistive Switching in a Single Cu:7,7,8,8-tetracyanoquinodimethane Nanowire: A Promising Material for Resistive Random Access Memory, R. Basori, M. Kumar & A. K. Raychaudhuri, Sci. Rep. 6, 26764 (2016)

  5. Quantum phases of a frustrated spin-1/2 chain:Reconsidering a familiar model in the sector of weakly coupled sublattices, Z G Soos, A. Parvej and M. Kumar, Condensed Matter :labtalk-article/64480 (2016)

  6. Numerical study of incommensurate and decoupled phases of spin-1/2 chains with isotropic exchange J1, J2 between first and second neighbors, Z. G. Soos, A. Parvej and M. Kumar, J. Phys.: Condens. Matter 28, 175603 (2016)

  7. Degeneracies and exotic phases in an isotropic frustrated spin-1/2 chain, A. Parvej, M. Kumar, Journal of Magnetism and Magnetic Materials 401, 96 (2016)

  8. Efficient density matrix renormalization group algorithm to study Y junctions with integer and half-integer spin, M. Kumar, A. Parvej, S. Thomas, S. Ramasesha, and Z. G. Soos, Phys. Rev. B 93, 075107 (2016)

2015

  1. Anderson transitions in disordered two-dimensional lattices, D. Dey, M. Kumar, P. Shukla, arXiv:1511.06073

  2. Density Induced Phases in Active Nematic, R. Das, M. Kumar, S. Mishra, arXiv:1509.05166

  3. Level crossing, spin structure factor and quantum phases of the frustrated spin-1/2 chain with first and second neighbor exchange, M. Kumar, A. Parvej and Z. G. Soos, J. Phys.: Condens. Matter 27, 316001 (2015)

2014

  1. Cooperativity in spin-crossover transition in metalorganic complexes: Interplay of magnetic and elastic interactions, H. Banerjee, M. Kumar, and T. S. Dasgupta, Phys. Rev. B 90, 174433 (2014)

  2. Optical detection of submicromolar levels of nitro explosives by a submicron sized metal–organic phosphor material, D. K. Singha, S. Bhattacharya, P. Majee, S. K. Mondal, M. Kumar and P. Mahata, J. Mater. Chem. A 2, 20908 (2014)

2013

  1. Quantum phase diagram of one-dimensional spin and Hubbard models with transitions to bond order wave phase, M. Kumar, S. Ramasesha, and Z. G. Soos, Croat. Chem. Acta 86 (4) 407 (2013)

  2. Decoupled phase of frustrated spin-1/2 antiferromagnetic chains with and without long-range order in the ground state, M. Kumar and Z. G. Soos, Phys. Rev. B 88, 134412 (2013)

  3. Spin-flop and antiferromagnetic phases of the ferromagnetic half-twist ladder, compounds Ba3Cu3In4O12 and Ba3Cu3Sc4O12, M. Kumar, S. E. Dutton, R. J. Cava and Z. G. Soos, J. Phys.: Condens. Matter 25, 136004 (2013)

2012

  1. Quantum Spin Liquid in Frustrated One-Dimensional LiCuSbO4, S. E. Dutton, M. Kumar, M. Mourigal, Z. G. Soos, J.-J. Wen, C. L. Broholm, N. H. Andersen, Q. Huang, M. Zbiri, R. Toft-Petersen, and R. J. Cava, Phys. Rev. Lett. 108, 187206 (2012)

  2. Spin-parity and broken symmetry in finite spin-1/2 chains with frustrated exchange: Quantum transition from high to low spin, M. Kumar and Z. G. Soos, Phys. Rev. B 85, 144415 (2012)

  3. Density matrix renormalization group algorithm for Bethe lattices of spin-1/2 or spin-1 sites with Heisenberg antiferromagnetic exchange, M. Kumar, S. Ramasesha, and Z. G. Soos, Phys. Rev. B 85, 134415 (2012)

  4. Dominant ferromagnetism in the spin-1/2 half-twist ladder 334 compounds, Ba3Cu3In4O12 and Ba3Cu3Sc4O12, S. E. Dutton, M. Kumar, Z. G. Soos, C. L. Broholm, and R. J. Cava, J. Phys.: Condens. Matter 24, 166001 (2012)

  5. A density matrix renormalization group method study of optical properties of porphines and metalloporphines, M. Kumar , Y. Anusooya Pati, and S. Ramasesha, J. Chem. Phys. 136, 014112 (2012)

2011

  1. Profiles of Work Function Shifts and Collective Charge Transfer in Submonolayer Metal–Organic Films, Benjamin J. Topham , M. Kumar , and Z. G. Soos, Adv. Funct. Mater.21, 1931 (2011)

  2. Magnetic susceptibility of alkali-tetracyanoquinodimethane salts and extended Hubbard models with bond order and charge density wave phases , M. Kumar, Benjamin J. Topham, RuiHui Yu, Quoc Binh Dang Ha, and Z. G. Soos, J. Chem. Phys. 134, 234304 (2011)

  3. Supersolid phase in one-dimensional Bose–Hubbard model with extended range interactions: DMRG and field theoretic study at different densities, M. Kumar, S. Sarkar, S. Ramasesha, Int. J. of Mod. Phys. B 25, 159 (2011)

2010

  1. Bond-order wave phase of the extended Hubbard model: Electronic solitons, paramagnetism, and coupling to Peierls and and Holstein phonons, M. Kumar and Z. G. Soos, Phys. Rev. B 82, 155144 (2010)

  2. Ionization potentials of crystalline organic thin films: Position dependence due to molecular shape and charge redistribution, B. J. Topham, M. Kumar, Z. G. Soos, Chem. Phys. Lett. 493, 251 (2010)

  3. 1:1 Alkali-TCNQ salts and the bond order wave (BOW) phase of half-filled linear Hubbard-type models, Z. G. Soos, M. Kumar, S. Ramasesha, R. A. Pascal, Physica B 405 (11), S353 (2010)

  4. Modified density matrix renormalization group algorithm for the zigzag spin-1/2 chain with frustrated antiferromagnetic exchange: Comparison with field theory at large J2/J1, M. Kumar, Z. G. Soos, D. Sen, and S. Ramasesha, Phys. Rev. B 81, 104406 (2010)

  5. Bond-order wave phase, spin solitons, and thermodynamics of a frustrated linear spin-1/2 Heisenberg antiferromagnet, M. Kumar, S. Ramasesha, and Z. G. Soos, Phys. Rev. B 81, 054413 (2010)

  6. Low-lying states of transverse substituted trans-polyacetylene and trans-polyacetylene: A comparative DMRG study, M. Kumar and S. Ramasesha, Phys. Rev. B 81, 035115 (2010)

2009

  1. Quantum phase analysis of 1D superconducting quantum dot lattice using extended Bose-Hubbard model, M. Kumar, S. Sarkar, S. Ramasesha, Eur. Phys. J. B 72, 503 (2009)

  2. Tuning the bond-order wave phase in the half-filled extended Hubbard model, M. Kumar, S. Ramasesha, and Z. G. Soos, Phys. Rev. B 79, 035102 (2009)

2008

  1. Dimerization transition of alkali-TCNQ salts: Charge degrees of freedom near the CDW boundary, M. Kumar, S. Ramasesha, R. A. Pascal jr. and Z. G. Soos, EPL 83 37001 (2008)

2007

  1. Scaling exponents in spin-1/2 Heisenberg chains with dimerization and frustration studied with the density-matrix renormalization group, M. Kumar, S. Ramasesha, D. Sen, and Z. G. Soos, Phys. Rev. B 75, 052404 (2007)