1. Inversion and magnetic quantum oscillations in symmetric periodic Anderson model
    Panch Ram and Brijesh Kumar
    Phys. Rev. B 99, 235130 (2019);   arXiv:1809.04654

  2. Phase diagram of the Hubbard-Kondo lattice model from the variational cluster approximation
    Jean Paul L. Faye, Mikhail N. Kiselev, Panch Ram, Brijesh Kumar and David Senechal
    Phys. Rev. B 97, 235151 (2018);   arXiv:1804.00917

  3. Spontaneous dimerization and moment formation in the Hida model of the spin-1 kagome antiferromagnet
    Pratyay Ghosh and Brijesh Kumar
    Phys. Rev. B 97, 014413 (2018);   arXiv:1709.07813

  4. Triplon mean-field analysis of an antiferromagnet with degenerate Shastry-Sutherland ground states
    Rakesh Kumar and Brijesh Kumar
    J. Phy. Commun. 1, 055020 (2017);   arXiv:1105.3785

  5. Theory of quantum oscillations of magnetization in Kondo insulators
    Panch Ram and Brijesh Kumar
    Phys. Rev. B 96, 075115 (2017);   arXiv:1701.02825

  6. Quantum to classical transition in the ground state of a spin-S quantum antiferromagnet
    Bimla Danu and Brijesh Kumar
    Eur. Phys. J. B 90, 123 (2017);   arXiv:1610.03826

  7. Level crossings induced by a longitudinal coupling in the transverse field Ising chain
    Gregoire Vionnet, Brijesh Kumar and Frederic Mila
    Phys. Rev. B 95, 174404 (2017);   arXiv:1701.08057

  8. Intertwined nematic orders in a frustrated ferromagnet
    Yasir Iqbal, Pratyay Ghosh, Rajesh Narayanan, Brijesh Kumar, Johannes Reuther and Ronny Thomale
    Phys. Rev. B 94, 224403 (2016);   arXiv:1608.03751

  9. Plaquette-triplon analysis of a trimerized spin-1 kagome Heisenberg antiferromagnet
    Pratyay Ghosh, Akhilesh Kumar Verma and Brijesh Kumar
    Phys. Rev. B 93, 014427 (2016);   arXiv:1507.08038

  10. Effective models for the magnetisation behaviour of Shastry-Sutherland model
    Brijesh Kumar and Bimla Danu
    arXiv:1408.3529

  11. Edge modes in a frustrated quantum Ising chain
    Somenath Jalal and Brijesh Kumar
    Phys. Rev. B 90, 184416 (2014);   arXiv:1407.0201

  12. Quantum Ising dynamics and Majorana-like edge modes in the Rabi lattice model
    Brijesh Kumar and Somenath Jalal
    Phys. Rev. A 88, 011802(R) (2013);   arXiv:1210.6922

  13. Exact spin-orbital separation in a solvable model in one dimension
    Brijesh Kumar
    Phys. Rev. B 87, 195105 (2013);   arXiv:1205.6436

  14. Ground state properties of linear-exchange quantum spin models
    Bimla Danu, Brijesh Kumar and Ramesh V. Pai
    EPL 100, 27003 (2012);   arXiv:1207.0636

  15. Bond-soperators and triplons analysis for spin-S dimer antiferromagnets
    Brijesh Kumar
    Phys. Rev. B 82, 054404 (2010);   arXiv:1003.5261

  16. Honeycomb antiferromagnet with a triply degenerate dimer ground state
    Rakesh Kumar, Dushyant Kumar and Brijesh Kumar
    Phys. Rev. B 80, 214428 (2009);   arXiv:0906.0258

  17. Emergent radiation in an atom-field system at twice-resonance
    Brijesh Kumar
    J. Phys. A: Math. Theor 42, 245307 (2009);   arXiv:0807.0978

  18. Exact solution of the infinite-U Hubbard problem and other models in one dimension
    Brijesh Kumar
    Phys. Rev. B 79, 155121 (2009);   arXiv:0812.2977

  19. Canonical representation for electrons and its application to the Hubbard model
    Brijesh Kumar
    Phys. Rev. B 77, 205115 (2008);   arXiv:0807.0972

  20. Fourfold degenerate columnar-dimer ground state in square lattice antiferromagnets
    Rakesh Kumar and Brijesh Kumar
    Phys. Rev. B 77, 144413 (2008);   arXiv:0803.3306

  21. Substantial magneto-electric coupling near room temperature in Bi2Fe4O9
    A. K. Singh, S. D. Kaushik, Brijesh Kumar, P. K. Mishra, A. Venimadhav, V. Siruguri and S. Patnaik
    Appl. Phys. Lett. 92, 132910 (2008);   arXiv:0803.1539

  22. Two-dimensional quantum antiferromagnet with a fourfold degenerate dimer ground state
    Alain Gelle, Andreas M. Lauchli, Brijesh Kumar and Frederic Mila
    Phys. Rev. B 77, 014419 (2008);   arXiv:0704.2352

  23. Absence of single particle Bose-Einstein condensation at low densities for bosons with correlated-hopping
    Rachel Bendjama, Brijesh Kumar and Frederic Mila
    Phys. Rev. Lett. 95, 110434 (2005);   arXiv:cond-mat/0507010

  24. Multiple-spin exchange models on the checkerboard lattice with an exact two-fold degenerate Shastry-Sutherland ground state
    Brijesh Kumar
    Phys. Rev. B 71, 174434 (2005);   arXiv:cond-mat/0410604

  25. Superconductivity in CoO2 layers and the resonating valence bond mean-field theory of the triangular lattice t-J model
    Brijesh Kumar and B. Sriram Shastry
    Phys. Rev. B 68, 104508 (2003);   Erratum: Phys. Rev. B 69, 059901 (2004);   arXiv:cond-mat/0304210

  26. Quantum spin models with exact dimer ground states
    Brijesh Kumar
    Phys. Rev. B 66, 024406 (2002);   arXiv:cond-mat/0205072

  27. SrCu2(BO3)2: A unique Mott-Hubbard insulator
    B. Sriram Shastry and Brijesh Kumar
    Prog. Theor. Phys. (supplement) 145, 1 (2002);   arXiv:cond-mat/0204228

  28. Models exhibiting order by projection
    Brijesh Kumar and B. Sriram Shastry
    Phys. Rev. B 61, 10716 (2000)