The GW Compendium: A Practical Guide to Theoretical Photoemission Spectroscopy

D Golze, M Dvorak, P Rinke - Frontiers in chemistry, 2019‏ - frontiersin.org
The GW approximation in electronic structure theory has become a widespread tool for
predicting electronic excitations in chemical compounds and materials. In the realm of …

Charge-transfer electronic states in organic solar cells

V Coropceanu, XK Chen, T Wang, Z Zheng… - Nature Reviews …, 2019‏ - nature.com
In organic solar cells, the charge-transfer (CT) electronic states that form at the interface
between the electron-donor (D) and electron-acceptor (A) materials have a crucial role in …

Free charge photogeneration in a single component high photovoltaic efficiency organic semiconductor

MB Price, PA Hume, A Ilina, I Wagner… - Nature …, 2022‏ - nature.com
Organic photovoltaics (OPVs) promise cheap and flexible solar energy. Whereas light
generates free charges in silicon photovoltaics, excitons are normally formed in organic …

The role of charge recombination to triplet excitons in organic solar cells

AJ Gillett, A Privitera, R Dilmurat, A Karki, D Qian… - Nature, 2021‏ - nature.com
The use of non-fullerene acceptors (NFAs) in organic solar cells has led to power
conversion efficiencies as high as 18%. However, organic solar cells are still less efficient …

Understanding band gaps of solids in generalized Kohn–Sham theory

JP Perdew, W Yang, K Burke, Z Yang… - Proceedings of the …, 2017‏ - pnas.org
The fundamental energy gap of a periodic solid distinguishes insulators from metals and
characterizes low-energy single-electron excitations. However, the gap in the band structure …

Self-consistent hybrid functional for condensed systems

JH Skone, M Govoni, G Galli - Physical Review B, 2014‏ - APS
A self-consistent scheme for determining the optimal fraction of exact exchange for full-range
hybrid functionals is presented and applied to the calculation of band gaps and dielectric …

Density functional theory predictions of the mechanical properties of crystalline materials

E Kiely, R Zwane, R Fox, AM Reilly, S Guerin - CrystEngComm, 2021‏ - pubs.rsc.org
The mechanical properties of crystalline materials are crucial knowledge for their screening,
design, and exploitation. Density functional theory (DFT), remains one of the most effective …

The impact of dipolar layers on the electronic properties of organic/inorganic hybrid interfaces

E Zojer, TC Taucher… - Advanced Materials …, 2019‏ - Wiley Online Library
The presence of dipolar layers determines the functionality of most technologically relevant
interfaces. The present contribution reviews how periodic dipole assemblies modify the …

Tuning moiré excitons in Janus heterobilayers for high-temperature Bose-Einstein condensation

H Guo, X Zhang, G Lu - Science Advances, 2022‏ - science.org
Using first-principles calculations, we predict that moiré excitons in twisted Janus
heterobilayers could realize tunable and high-temperature Bose-Einstein condensation …

Band gaps of crystalline solids from Wannier-localization–based optimal tuning of a screened range-separated hybrid functional

D Wing, G Ohad, JB Haber, MR Filip, SE Gant… - Proceedings of the …, 2021‏ - pnas.org
Accurate prediction of fundamental band gaps of crystalline solid-state systems entirely
within density functional theory is a long-standing challenge. Here, we present a simple and …