Publications (74)
The Discovery and Nature of Optical Transient CSS100217:102913+404220
A. J. Drake, S. G. Djorgovski, A. Mahabal +32
Distance Determination To Eight Galaxies Using Expanding Photosphere Method
Subhash Bose, Brijesh Kumar
Multi-band optical light-curve behavior of core-collapse supernovae
Brijesh Kumar
X-ray observations of eight young open star clusters : I. Membership and X-ray Luminosity
Himali Bhatt, J. C. Pandey, K. P. Singh +2
Emergent Radiation in an Atom-Field System at Twice-Resonance
Brijesh Kumar
X-ray flares observed from six young stars located in the region of star clusters NGC 869 and IC 2602
Himali Bhatt, J. C. Pandey, K. P. Singh +2
Bond-operators and triplon analysis for spin-S dimer antiferromagnets
Brijesh Kumar
SN 2015ba: A type IIP supernova with a long plateau
Raya Dastidar, Kuntal Misra, G. Hosseinzadeh +20
Photometry and low resolution spectroscopy of hot post-AGB candidates
G. Gauba, M. Parthasarathy, Brijesh Kumar +2
Light curve and spectral evolution of the Type IIb SN 2011fu
Brajesh Kumar, S. B. Pandey, D. K. Sahu +13
Spontaneous dimerization and moment formation in the Hida model of spin-1 kagomé antiferromagnet
Pratyay Ghosh, Brijesh Kumar
Controlled Growth of ZnO Nanowire, Nanowall, and Hybrid Nanostructures on Graphene for Piezoelectric Nanogenerators
Brijesh Kumar, Keun Young Lee, Hyun-Kyu Park +3
Absence of single particle Bose-Einstein condensation at low densities for bosons with correlated-hopping
Rachel Bendjama, Brijesh Kumar, Frederic Mila
Honeycomb antiferromagnet with a triply degenerate dimer ground state
Rakesh Kumar, Dushyant Kumar, Brijesh Kumar
Exact solution of the infinite-U Hubbard problem and other models in one dimension
Brijesh Kumar
Optical Astronomical Facilities at Nainital, India
Ram Sagar, Brijesh Kumar, Amitesh Omar
The globular cluster system of NGC1316. III. Kinematic complexity
Tom Richtler, Michael Hilker, Brijesh Kumar +3
Scientific capabilities and advantages of the 3.6 meter optical telescope at Devasthal, Uttarakhand
Amitesh Omar, Brijesh Kumar, Maheswar Gopinathan +1
SN 2007uy - metamorphosis of an aspheric Type Ib explosion
Rupak Roy, Brijesh Kumar, Justyn R. Maund +13
SN 2015as: A low luminosity Type IIb supernova without an early light curve peak
Anjasha Gangopadhyay, Kuntal Misra, A. Pastorello +14
X-ray emission characteristics of two WR binaries : V444 Cyg and CD Cru
Himali Bhatt, J. C. Pandey, Brijesh Kumar +2
Fourfold degenerate columnar-dimer ground state in square lattice antiferromagnets
Rakesh Kumar, Brijesh Kumar
Sn 2008in - bridging the gap between normal and faint supernovae of type IIP
Rupak Roy, Brijesh Kumar, Stefano Benetti +18
X-ray emission from O-type stars : DH Cep and HD 97434
Himali Bhatt, J. C. Pandey, Brijesh Kumar +2
Effective models for the magnetization behavior of Shastry-Sutherland model
Brijesh Kumar, Bimla Danu
Characteristics of Aerosol Spectral Optical Depths over Manora Peak, Nainital $-$ A High Altitude Station in the Central Himalayas
Ram Sagar, Brijesh Kumar, U. C. Dumka +2
Photometric search for variable stars in young open cluster Berkeley 59
Sneh Lata, A. K. Pandey, Maheswar G. +2
Quantum to classical transition in the ground state of a spin-$S$ quantum antiferromagnet
Bimla Danu, Brijesh Kumar
The optical photometric and spectroscopic investigation of Type IIP supernova 2012A
Rupak Roy, Firoza Sutaria, Subhash Bose +11
Supernova 2012aw - a high-energy clone of archetypal type IIP SN 1999em
Subhash Bose, Brijesh Kumar, Firoza Sutaria +8
Edge modes in a frustrated quantum Ising chain
Somenath Jalal, Brijesh Kumar
Quantum spin models with exact dimer ground states
Brijesh Kumar
SN 2013ej - A type IIL supernova with weak signs of interaction
Subhash Bose, Firoza Sutaria, Brijesh Kumar +11
Graceful exit via monopoles in a theory with O'Raifeartaigh type supersymmetry breaking
Brijesh Kumar, Urjit Yajnik
Intranight optical variability of γ-ray loud Narrow Line Seyfert 1 galaxies
Vaidehi S. Paliya, C. S. Stalin, Brijesh Kumar +4
New optical telescope projects at Devasthal Observatory
Ram Sagar, Brijesh Kumar, Amitesh Omar +1
Two quantum spin models on the checkerboard lattice with an exact two-fold degenerate Shastry-Sutherland ground state
Brijesh Kumar
Apex determination and detection of stellar clumps in the open cluster M 67
S. V. Vereshchagin, N. V. Chupina, Devesh P. Sariya +2
Core-Collapse supernovae and its progenitors
Subhash Bose, Brijesh Kumar, Kuntal Misra
SN 2008gz - most likely a normal type IIP event
Rupak Roy, Brijesh Kumar, Alexander S. Moskvitin +10
Chandra and XMM-Newton observations of the low-luminosity X-ray pulsators SAX J1324.4-6200 and SAX J1452.8-5949
Ramanpreet Kaur, Rudy Wijnands, Alessandro Patruno +5
DMRG studies on linear-exchange quantum spin models in one dimension
Bimla Danu, Brijesh Kumar, Ramesh V. Pai
Theory of Quantum Oscillations of Magnetization in Kondo Insulators
Panch Ram, Brijesh Kumar
SN 2016B a.k.a ASASSN-16ab: a transitional type II supernova
Raya Dastidar, Kuntal Misra, Mridweeka Singh +12
Fate of the false monopoles: induced vacuum decay
Brijesh Kumar, M. B. Paranjape, U. A. Yajnik
A 2D quantum antiferromagnet with a four-fold degenerate valence-bond-solid ground state
Alain Gellé, Andreas Läuchli, Brijesh Kumar +1
On the highly reddened members in 6 young galactic star clusters - a multiwavelength study
Brijesh Kumar, Ram Sagar, B. B. Sanwal +1
Observational properties of a Type Ib Supernova MASTER OT J120451.50+265946.6 in NGC 4080
Mridweeka Singh, Kuntal Misra, D. K. Sahu +12
Multiwavelength study of the transient X-ray binary IGR J01583+6713
Ramanpreet Kaur, Biswajit Paul, Brijesh Kumar +1
Exact spin-orbital separation in a solvable model in one dimension
Brijesh Kumar
Superconductivity in CoO$_2$ Layers and the Resonating Valence Bond Mean Field Theory of the Triangular Lattice t-J model
Brijesh Kumar, B. Sriram Shastry
Intertwined nematic orders in a frustrated ferromagnet
Yasir Iqbal, Pratyay Ghosh, Rajesh Narayanan +3
Photometric Study and Detection of Variable Stars in the Open Clusters - I : NGC 6866
Yogesh C. Joshi, Santosh Joshi, Brijesh Kumar +2
Canonical representation for electrons and its application to the Hubbard model
Brijesh Kumar
A photometric study of the Open Cluster II: Stellar population and dynamical evolution in NGC 559
Yogesh C. Joshi, L. A. Balona, Santosh Joshi +1
Plaquette-triplon analysis of magnetic disorder and order in a trimerized spin-1 Kagomé antiferromagnet
Pratyay Ghosh, Akhilesh Kumar Verma, Brijesh Kumar
A study of the long term evolution of quasi periodic oscillations in the accretion powered X-ray pulsar 4U 1626-67
Ramanpreet Kaur, Biswajit Paul, Brijesh Kumar +1
Multi-wavelength study of a young open cluster NGC 7419
Himali Joshi, Brijesh Kumar, K. P. Singh +3
TIFR Near Infrared Imaging Camera-II on the 3.6-m Devasthal Optical Telescope
T. Baug, D. K. Ojha, S. K. Ghosh +13
Substantial magneto-electric coupling near room temperature in Bi2Fe4O9
A. K. Singh, S. D. Kaushik, Brijesh Kumar +4
SN 2013ab : A normal type IIP supernova in NGC 5669
Subhash Bose, Stefano Valenti, Kuntal Misra +13
Exploring the optical behaviour of a type Iax supernova SN 2014dt
Mridweeka Singh, Kuntal Misra, D. K. Sahu +9
Level crossings induced by a longitudinal coupling in the transverse field Ising chain
Grégoire Vionnet, Brijesh Kumar, Frédéric Mila
Gate Tunable In- and Out-Of-Plane Spin-Orbit Coupling and Spin Splitting Anisotropy at LaAlO3/SrTiO3 (110) Interface
Kalon Gopinadhan, A. Annadi, Younghyun Kim +6
Optical and near-IR photometric study of the open cluster NGC 637 and NGC 957
R. K. S. Yadav, Brijesh Kumar, A. Subramaniam +2
Triplon mean-field analysis of an antiferromagnet with degenerate Shastry-Sutherland ground states
Rakesh Kumar, Brijesh Kumar
On mass and velocity distributions in members of star clusters : An analytical approach
S. Chatterjee, Brijesh Kumar, Ram Sagar
$Sr Cu_2 (BO_3)_2$: A Unique Mott Hubbard Insulator
B Sriram Shastry, Brijesh Kumar
Spectrophotometry of the comets C/2000 WM1 (LINEAR) and C/2002 C1 (Ikeya-Zhang)
B. B. Sanwal, Brijesh Kumar, Mahendra Singh
Quantum Ising dynamics and Majorana-like edge modes in the Rabi lattice model
Brijesh Kumar, Somenath Jalal
VR CCD photometry of variable stars in globular cluster NGC 4147
Sneh Lata, A. K. Pandey, J. C. Pandey +20
Inversion and magnetic quantum oscillations in symmetric periodic Anderson model
Panch Ram, Brijesh Kumar
Photometric and polarimetric observations of fast declining Type II supernovae 2013hj and 2014G
Subhash Bose, Brijesh Kumar, Kuntal Misra +5
On stability of false vacuum in supersymmetric theories with cosmic strings
Brijesh Kumar, Urjit A. Yajnik