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Indian Institute of Astrophysics
Browsing by Author Chaudhuri, R. K
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Showing results 45 to 64 of 122
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Issue Date
Title
Author(s)
Jan-2005
Electronic structure of the calcium monohydroxide radical
Taylor, C. M
;
Chaudhuri, R. K
;
Freed, K. F
2008
Electronic structure reference calculations for designing and interpreting P and T violation experiments
Nayak, M. K
;
Chaudhuri, R. K
Apr-2007
Enhanced role of electron correlation in the hyperfine interactions in D5/22 states in alkaline-earth-metal ions
Sahoo, B. K
;
Sur, C
;
Beier, T
;
Das, B. P
;
Chaudhuri, R. K
;
Mukherjee, D
Apr-2018
Equation of motion approach for describing allowed transitions in Ne and Al3+ under classical and quantum plasmas
Chaudhuri, S. K
;
Mukherjee, P. K
;
Chaudhuri, R. K
;
Chattopadhyay, Sudip
Dec-1998
Evaluation of analytic molecular orbital derivatives and gradients using the effective valence shell Hamiltonian method
Chaudhuri, R. K
;
Stevens, J. E
;
Freed, K. F
May-1999
Excitation energies and oscillator strengths of CaI using multireference many-body perturbation theory
Majumder, S
;
Das, B. P
;
Chaudhuri, R. K
Oct-2011
Fock-space multireference coupled-cluster calculations of the hyperfine structure of isoelectronic 33S− and 35,37Cl
Madhulita Das
;
Chaudhuri, R. K
;
Chattopadhyay, Sudip
;
Mahapatra, Uttam Sinha
23-Feb-2017
Four-component relativistic state-specific multireference perturbation theory with a simplified treatment of static correlation
Ghosh, A
;
Sinha Ray, Suvonil
;
Chaudhuri, R. K
;
Chattopadhyay, Sudip
Apr-2005
Generation of potential energy curves for the X-1Sigma (+) g, B-1 Delta (+) (g), and B' (1) states of C-2 using the effective valence shell Hamiltonian method
Chaudhuri, R. K
;
Freed, K. F
Apr-2011
Geometry Optimization of Radicaloid Systems Using Improved Virtual Orbital-Complete Active Space Configuration Interaction (IVO-CASCI) Analytical Gradient Method
Chattopadhyay, S
;
Chaudhuri, R. K
;
Freed, K. F
Mar-2007
Geometry optimization using improved virtual orbitals: A complete active space numerical gradient approach
Chaudhuri, R. K
;
Freed, K. F
Feb-1999
Hybrid approach to relativistic Gaussian basis functions: Theory and applications
Chaudhuri, R. K
;
Panda, P. K
;
Das, B. P
7-Aug-2008
Improved virtual orbital multireference Møller–Plesset study of the ground and excited electronic states of protonated acetylene, C2H
Chaudhuri, R. K
;
Feed, K. F
13-Feb-2017
Improved virtual orbitals in state specific multireference perturbation theory for prototypes of quasidegenerate electronic structure
Sinha Ray, Suvonil
;
Ghosh, Pradipta
;
Chaudhuri, R. K
;
Chattopadhyay, S
28-May-2003
Influence of correlation effects on the magnetic dipole hyperfine interaction in the low-lying states of Ca+
Sahoo, B. K
;
Chaudhuri, R. K
;
Das, B. P
;
Majumder, S
;
Merlitz, H
;
Mahapatra, U. S
;
Mukherjee, D
21-May-2009
Investigation of low-lying states of oxygen molecule via second-order multireference perturbation theory: a state-specific approach
Chattopadhyay, S
;
Mahapatra, U. S
;
Chaudhuri, R. K
Oct-2007
Investigations of Ra+ properties to test possibilities for new optical-frequency standards
Sahoo, B. K
;
Das, B. P
;
Chaudhuri, R. K
;
Mukherjee, D
;
Timmermans, R. G. E
;
Jungmann, K
Sep-2001
Ionization potential and excitation energy calculations for Ba+ using the relativistic coupled-cluster method
Gopakumar, G
;
Merlitz, H
;
Majumder, S
;
Chaudhuri, R. K
;
Das, B. P
;
Mahapatra, U. S
;
Mukherjee, D
Nov-2000
Ionization potentials of beryllium-like ions from the relativistic coupled-cluster-based linear response theory
Chaudhuri, R. K
;
Panda, P. K
;
Merlitz, H
;
Das, B. P
;
Mahapatra, U. S
;
Mukherjee, D
Dec-2006
Lifetimes of the metastable D3/2, 5/22 states in Ca+ , Sr+ , and Ba+
Sahoo, B. K
;
Md. Islam, R
;
Das, B. P
;
Chaudhuri, R. K
;
Mukherjee, D