Imperfections are not 0 K: free energy of point defects in crystals

I Mosquera-Lois, SR Kavanagh, J Klarbring… - Chemical Society …, 2023 - pubs.rsc.org
Defects determine many important properties and applications of materials, ranging from
do** in semiconductors, to conductivity in mixed ionic–electronic conductors used in …

Spinel-type persistent luminescence nanoparticles: From mechanisms, compositions to applications

T Zhao, R Abdurahman, R Aiwaili, S Wu… - Coordination Chemistry …, 2023 - Elsevier
Spinel-structure persistent luminescence nanoparticles (SS-PLNPs) have attracted
considerable interest due to their magical afterglow emission. SS-PLNPs constitute spinel …

Strong absorption and ultrafast localisation in NaBiS2 nanocrystals with slow charge-carrier recombination

YT Huang, SR Kavanagh, M Righetto, M Rusu… - Nature …, 2022 - nature.com
IV-VI2 ternary chalcogenides are gaining attention as earth-abundant, nontoxic, and air-
stable absorbers for photovoltaic applications. However, the semiconductors explored thus …

Cation disorder dominates the defect chemistry of high-voltage LiMn 1.5 Ni 0.5 O 4 (LMNO) spinel cathodes

J Cen, B Zhu, SR Kavanagh, AG Squires… - Journal of Materials …, 2023 - pubs.rsc.org
High-voltage spinel LiMn1. 5Ni0. 5O4 (LMNO) can exist in a Mn/Ni ordered P4332 or
disordered Fdm arrangement with a majority of literature studies reporting improved …

Limits to hole mobility and do** in copper iodide

J Willis, R Claes, Q Zhou, M Giantomassi… - Chemistry of …, 2023 - ACS Publications
Over one hundred years have passed since the discovery of the p-type transparent
conducting material copper iodide, predating the concept of the “electron–hole” itself …

Oxygen Dimerization as a Defect-Driven Process in Bulk LiNiO2

AG Squires, L Ganeshkumar, CN Savory… - ACS Energy …, 2024 - ACS Publications
To explore the possibility of oxygen dimerization─ particularly, the formation of molecular
oxygen-like species─ in the bulk of LiNiO2 lithium ion cathode materials at high states of …

Band versus polaron: Charge transport in antimony chalcogenides

X Wang, AM Ganose, SR Kavanagh… - ACS Energy Letters, 2022 - ACS Publications
Antimony sulfide (Sb2S3) and selenide (Sb2Se3) are emerging earth-abundant absorbers
for photovoltaic applications. Solar cell performance depends strongly on charge-carrier …

[HTML][HTML] A review of chalcogenide-based perovskites as the next novel materials: Solar cell and optoelectronic applications, catalysis and future perspectives

GG Njema, JK Kibet - Next Nanotechnology, 2025 - Elsevier
The increasing demand for renewable energy has stimulated significant advancements in
the photovoltaic technology (PV), with perovskite solar cells (PSCs) emerging as leading …

Machine-learning structural reconstructions for accelerated point defect calculations

I Mosquera-Lois, SR Kavanagh, AM Ganose… - npj Computational …, 2024 - nature.com
Defects dictate the properties of many functional materials. To understand the behaviour of
defects and their impact on physical properties, it is necessary to identify the most stable …

Oxygen vacancy formation energy in metal oxides: High-throughput computational studies and machine-learning predictions

B Baldassarri, J He, A Gopakumar… - Chemistry of …, 2023 - ACS Publications
The oxygen vacancy formation energy (Δ E vf) governs defect concentrations alongside the
entropy and is a useful metric to perform materials selection for a variety of applications …