output
20102023
most citedBound state spectra of the 3D rational potential

17 citations

6 papers

physics.chem-ph2023★ 8 cited

Analytic evaluation of non-adiabatic couplings within the complex absorbing potential equation-of-motion coupled-cluster method

Koushik Chatterjee, Zsuzsanna Koczor-Benda, Xintian Feng +2

We present the theory for the evaluation of non-adiabatic couplings (NACs) involving resonance states within the complex absorbing potential equation-of-motion coupled-cluster (CAP…

physics.chem-ph2022★ 15 cited

Analytical harmonic vibrational frequencies with VV10-containing density functionals: Theory, efficient implementation, and benchmark assessments

Jiashu Liang, Xintian Feng, Martin Head-Gordon

VV10 is a powerful nonlocal density functional for long-range correlation that is used to include dispersion effects in many modern density functionals such as the meta-generalized…

physics.chem-ph2022★ 2 cited

Revisiting the performance of time-dependent density functional theory for electronic excitations: Assessment of 43 popular and recently developed functionals from rungs one to four

Jiashu Liang, Xintian Feng, Diptarka Hait +1

In this paper, the performance of more than 40 popular or recently developed density functionals is assessed for the calculation of 463 vertical excitation energies against the lar…

physics.chem-ph2021

Approaching the Basis Set Limit in Gaussian-Orbital-Based Periodic Calculations with Transferability: Performance of Pure Density Functionals for Simple Semiconductors

Joonho Lee, Xintian Feng, Leonardo A. Cunha +3

Simulating solids with quantum chemistry methods and Gaussian-type orbitals (GTOs) has been gaining popularity. Nonetheless, there are few systematic studies that assess the basis…

physics.chem-ph2018★ 16 cited

Configuration Interaction Singles with Spin-Orbit Coupling: Constructing Spin-Adiabatic States and Their Analytical Nuclear Gradients

Nicole Bellonzi, Gregory Medders, Evgeny Epifanovsky +1

For future use in modeling photoexcited dynamics and intersystem crossing, we calculate spin-adiabatic states and their analytical nuclear gradients within CIS the- ory. These ener…

quant-ph2010★ 17 cited

Bound state spectra of the 3D rational potential

Amlan K. Roy, Abraham F. Jalbout, Emil I. Proynov

We present bound state spectra of the 3D rational potential, , , by means of the generalized pseudospectral method. All the thirty states correspondi…