Dutta, Achintya Kumar
- A Core-Valence Separated Similarity Transformed EOM-CCSD Method for Core-excitation Spectra
2020/10/18 by Ranga, Santosh, Dutta, Achintya Kumar · 2 citations
#Chemical Physics (physics.chem-ph) #Computational Physics (physics.comp-ph) #FOS: Physical sciences
- Spin-free exact two-component linear response coupled cluster theory for estimation of frequency-dependent second-order property
2024/04/08 by Sudipta Chakraborty, Tamoghna Mukhopadhyay, Chakraborty, Sudipta +3 · 3 citations
Computer Science · #Neural Networks and Applications
- A relativistic third-order algebraic diagrammatic construction theory for electron detachment, attachment and excitation problems
2024/05/13 by Sudipta Chakraborty, Chakraborty, Sudipta, Tamoghna Mukhopadhyay +5 · 4 citations
Physics and Astronomy · #Advanced Chemical Physics Studies #Atomic and Molecular Physics #Chemical Physics (physics.chem-ph) #FOS: Physical sciences
- A low-cost four-component relativistic coupled cluster linear response theory based on perturbation sensitive natural spinors
2025/03/29 by Chakraborty, Sudipta, Manna, Amrita, Crawford, T. Daniel +1 · 6 citations
#Chemical Physics (physics.chem-ph) #FOS: Physical sciences
- Analytic Calculation of Transition dipole moment using four-component relativistic equation-of-motion coupled-cluster expectation value approach
2023/08/17 by Tamoghna Mukhopadhyay, Sudipta Chakraborty, Mukhopadhyay, Tamoghna +7 · 1 citation
Physics and Astronomy · #Advanced Chemical Physics Studies #Atomic and Molecular Physics #Chemical Physics (physics.chem-ph) #Cold Atom Physics and Bose-Einstein Condensates #FOS: Physical sciences
- Reduced-cost Relativistic Equation-of-Motion Coupled Cluster Method based on Frozen Natural Spinors: A State-Specific Approach
2025/05/11 by Tamoghna Mukhopadhyay, Mukhopadhyay, Tamoghna, Thapa, Mrinal +10 · 4 citations
Physics and Astronomy · #Advanced Chemical Physics Studies #Chemical Physics (physics.chem-ph) #Cold Atom Physics and Bose-Einstein Condensates #FOS: Physical sciences #Nuclear physics research studies
- Shape resonance induced electron attachment to Cytosine: The effect of aqueous media
2023/04/29 by Verma, Pooja, Mukherjee, Madhubani, Dutta, Achintya Kumar · 1 citation
#Chemical Physics (physics.chem-ph) #FOS: Physical sciences
- Frozen natural spinors for Cholesky decomposition based two-component relativistic coupled cluster method
2024/12/24 by Chamoli, Somesh, Wang, Xubo, Zhang, Chaoqun +2 · 2 citations
#Chemical Physics (physics.chem-ph) #FOS: Physical sciences
- A reduced cost equation of motion coupled cluster method for excited states based on state-specific natural orbitals: Theory, Implementation, Benchmark
2025/06/20 by A. Manna, Manna, Amrita, Achintya Kumar Dutta +1 · 2 citations
Engineering · Physics and Astronomy · #Chemical Physics (physics.chem-ph) #FOS: Physical sciences #Perovskite Materials and Applications #Random lasers and scattering media #Spectroscopy and Quantum Chemical Studies