44 results on '"Mukherjee, Debashis"'
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2. British Stock Market, Brexit and Media Sentiments - A Big Data Analysis
3. Generalized antisymmetric ordered products, generalized normal ordered products, ordered and ordinary cumulants and their use in many electron correlation problem
4. A universal explicit electron correlation correction applied to Mukherjee’s multi-reference perturbation theory
5. Superior performance of Mukherjee’s state-specific multi-reference coupled-cluster theory at the singles and doubles truncation scheme with localized active orbitals
6. Use of a convenient size-extensive normalization in multi-reference coupled cluster (MRCC) theory with incomplete model space: A novel valence universal MRCC formulation
7. Electron correlation, molecular properties and relativity – A tribute to Werner Kutzelnigg
8. Development and pilot molecular applications of the uncoupled state-specific MRCC (UC-SS-MRCC) theory
9. An externally-corrected size-extensive single-root MRCC formalism: Its kinship with the rigorously size-extensive state-specific MRCC theory
10. A novel VU-MRCC formalism for the simultaneous treatment of strong relaxation and correlation effects with applications to electron affinity of neutral radicals
11. Some comments on the coupled cluster with generalized singles and doubles (CCGSD) ansatz
12. An orbital-invariant coupled electron-pair like approximant to a state-specific multi-reference coupled cluster formalism
13. A size-extensive state-specific multi-reference many-body approach using incomplete model spaces
14. State-specific multi-reference coupled electron-pair approximation like methods: formulation and molecular applications
15. A compact spin-free cluster expansion formalism for simple open-shell configurations
16. A non-perturbative path-integral based thermal cluster expansion approach for grand partition function of quantum systems
17. A non-perturbative cumulant expansion method for the grand partition function of quantum systems
18. Direct determination of the cumulants of the reduced density matrices
19. Development of a size-consistent state-specific multireference perturbation theory with relaxed model-space coefficients
20. Normal ordering and a Wick-like reduction theorem for fermions with respect to a multi-determinantal reference state
21. Treatment of quasi-degeneracy in single-reference coupled-cluster theory. Separation of dynamical and nondynamical correlation effects
22. Valence-specific open-shell coupled-cluster approach using a common vacuum. An application to doublet electronic states
23. Fock-space multireference coupled-cluster theory. fourth-order corrections to the ionization potential
24. Molecular Interaction of Methylene Blue with Triton X-100 in Reverse Micellar Media
25. The construction of a size-extensive intermediate Hamiltonian in a coupled-cluster framework
26. Thermal averaging in quantum many-body systems: a non-perturbative thermal cluster cumulant approach
27. Stochastic averaging in quantum dynamics driven by colored noise: a nonperturbative cluster cumulant approach
28. A multireference coupled-cluster approach to quantum dynamics
29. Property calculations by coupled cluster based linear response theory: dynamic polarizability and van der Waals coefficient
30. Molecular applications of size-extensive quasi-Hilbert- and quasi-Fock-space coupled-cluster formalisms using incomplete model spaces
31. A comparative study of core-extensive and core—valence-extensive coupled-cluster theories for energy differences: Excitation energies
32. A new nonperturbative theory of core-hole ionizations: a compact cluster-expansion technique for treating relaxation effects
33. The linked-cluster theorem in the open-shell coupled-cluster theory for incomplete model spaces
34. On the connectivity criteria in the open-shell coupled-cluster theory for general model spaces
35. Multireference coupled-cluster methods using an incomplete model space: Application to ionization potentials and excitation energies of formaldehyde
36. On the extensivity of the roots of effective Hamiltonians in many-body formalisms employing incomplete model spaces
37. A spin-adapted linear response theory in a coupled-cluster framework for direct calculation of spin-allowed and spin-forbidden transition energies
38. Molecular applications of open-shell coupled cluster theory for energy difference calculations: ionization and auger spectra of F2
39. Size-extensive effective hamiltonian formalisms using quasi-Hilbert and quasi-Fock space strategies with incomplete model spaces
40. Some aspects of the convergence behaviour of the Brillouin—Wigner perturbation scheme
41. Some aspects of new orthonormality-constrained orbital optimisation technique
42. A note on the direct calculation of excitation energies by quasi-degenerate MBPT and coupled-cluster theory
43. Applications of open-shell coupled cluster theory using an eigenvalue-independent partitioning technique: Approximate inclusion of triples in IP calculations
44. Molecular applications of coupled-cluster-based linear response theory: Inner and outer valence ionization potentials of nitrogen and water
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