Követés
Rajkumar Roychoudhury
Rajkumar Roychoudhury
Professor of Physics and Applied Mathematics,Indian Statistical Institute
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Hivatkozott rá
Év
Supersymmetry without Hermiticity within PT symmetric quantum mechanics
M Znojil, F Cannata, B Bagchi, R Roychoudhury
Physics Letters B 483 (1-3), 284-289, 2000
1902000
A new PT-symmetric complex Hamiltonian with a real spectrum
B Bagchi, R Roychoudhury
Journal of Physics A: Mathematical and General 33 (1), L1, 2000
1862000
A general scheme for the effective-mass Schrödinger equation and the generation of the associated potentials
B Bagchi, P Gorain, C Quesne, R Roychoudhury
Modern Physics Letters A 19 (37), 2765-2775, 2004
1752004
Isospectrality of conventional and new extended potentials, second-order supersymmetry and role of symmetry
B Bagchi, C Quesne, R Roychoudhury
Pramana 73 (2), 337-347, 2009
1192009
Nonlinear localized modes in PT-symmetric Rosen-Morse potential wells
B Midya, R Roychoudhury
Physical Review A 87 (4), 045803, 2013
1122013
Quantum ion acoustic shock waves in planar and nonplanar geometry
B Sahu, R Roychoudhury
Physics of plasmas 14 (7), 2007
1002007
The effect of q-distributed electrons on the head-on collision of ion acoustic solitary waves
UN Ghosh, P Chatterjee, R Roychoudhury
Physics of Plasmas 19 (1), 2012
892012
New approach to (quasi-) exactly solvable Schrödinger equations with a position-dependent effective mass
B Bagchi, P Gorain, C Quesne, R Roychoudhury
Europhysics letters 72 (2), 155, 2005
772005
Exact solutions of cylindrical and spherical dust ion acoustic waves
B Sahu, R Roychoudhury
Physics of Plasmas 10 (10), 4162-4165, 2003
762003
J. phys
B Roy, R Roychoudhury
A, 1987
761987
A note on the PT invariant periodic potential V (x)= 4cos2x+ 4iV0sin2x
B Midya, B Roy, R Roychoudhury
Physics Letters A 374 (26), 2605-2607, 2010
752010
Family of exact solutions for the Coulomb potential perturbed by a polynomial in r
R Roychoudhury, YP Varshni, M Sengupta
Physical Review A 42 (1), 184, 1990
731990
Shifted 1/N expansion and exact solutions for the potential V (r)=-Z/r+ gr+ λr2
RK Roychoudhury, YP Varshni
Journal of Physics A: Mathematical and General 21 (13), 3025, 1988
701988
A new class of PT-symmetric Hamiltonians with real spectra
F Cannata, M Ioffe, R Roychoudhury, P Roy
Physics Letters A 281 (5-6), 305-310, 2001
672001
Electron acoustic solitons in a relativistic plasma with nonthermal electrons
B Sahu, R Roychoudhury
Physics of plasmas 13 (7), 2006
652006
Comprehensive analysis of conditionally exactly solvable models
R Roychoudhury, P Roy, M Znojil, G Lévai
Journal of Mathematical Physics 42 (5), 1996-2007, 2001
632001
Cylindrical and spherical quantum ion acoustic waves
B Sahu, R Roychoudhury
Physics of plasmas 14 (1), 2007
602007
Pseudo-Hermiticity and some consequences of a generalized quantum condition
B Bagchi, C Quesne, R Roychoudhury
Journal of Physics A: Mathematical and General 38 (40), L647, 2005
552005
The shifted 1/N expansion and the energy eigenvalues of the Hulthen potential for l not= 0
B Roy, R Roychoudhury
Journal of Physics A: Mathematical and General 20 (10), 3051, 1987
521987
Electron-acoustic solitary waves and double layers in a relativistic electron-beam plasma system
B Sahu, R Roychoudhury
Physics of Plasmas 11 (5), 1947-1954, 2004
492004
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