Excitons in solids from periodic equation-of-motion coupled-cluster theory

X Wang, TC Berkelbach - Journal of Chemical Theory and …, 2020 - ACS Publications
We present an ab initio study of electronically excited states of three-dimensional solids
using Gaussian-based periodic equation-of-motion coupled-cluster theory with single and …

Absorption spectra of solids from periodic equation-of-motion coupled-cluster theory

X Wang, TC Berkelbach - Journal of Chemical Theory and …, 2021 - ACS Publications
We present ab initio absorption spectra of six three-dimensional semiconductors and
insulators calculated using Gaussian-based periodic equation-of-motion coupled-cluster …

On the Role of Nuclear Motion in Singlet Exciton Fission: The Case of Single‐Crystal Pentacene

A Neef, M Rossi, M Wolf, R Ernstorfer… - physica status solidi …, 2024 - Wiley Online Library
Singlet exciton fission (SF), the formation of two triplet excitons from one singlet exciton,
involves electronic, nuclear, and spin degrees of freedom as well as their couplings. Despite …

Performance of periodic EOM-CCSD for bandgaps of inorganic semiconductors and insulators

EA Vo, X Wang, TC Berkelbach - The Journal of Chemical Physics, 2024 - pubs.aip.org
We calculate bandgaps of 12 inorganic semiconductors and insulators composed of atoms
from the first three rows of the Periodic Table using periodic equation-of-motion coupled …

Optical Gaps of Ionic Materials from GW/BSE-in-DFT and CC2-in-DFT

M Sharma, M Sierka - Journal of Chemical Theory and …, 2024 - ACS Publications
This work presents a density functional theory (DFT)-based embedding technique for the
calculation of optical gaps in ionic solids. The approach partitions the supercell of the ionic …

Fluctuations and exciton dynamics in molecular semiconductors

AD Neef - 2024 - search.proquest.com
Abstract Diese Arbeit beschreibt experimentelle Untersuchungen der
fluktuationsdominierten elektronischen Struktur von molekularen Halbleitern und der …