A review on the advancements in the characterization of the high-pressure properties of iodates

A Liang, R Turnbull, D Errandonea - Progress in Materials Science, 2023 - Elsevier
The goal of this work is to report a systematic and balanced review of the progress made in
recent years on the high-pressure behavior of iodates, a group of materials with multiple …

Reassigning the pressure-induced phase transitions of methylammonium lead bromide perovskite

A Liang, J Gonzalez-Platas, R Turnbull… - Journal of the …, 2022 - ACS Publications
The high-pressure crystal structure evolution of CH3NH3PbBr3 (MAPbBr3) perovskite has
been investigated by single-crystal X-ray diffraction and synchrotron-based powder X-ray …

Pressure-induced phase transition versus amorphization in hybrid methylammonium lead bromide perovskite

A Liang, R Turnbull, C Popescu… - The Journal of …, 2023 - ACS Publications
The crystal structure of the CH3NH3PbBr3 perovskite has been investigated under high-
pressure conditions by synchrotron-based powder X-ray diffraction. We found that after the …

The effect of pressure on the band-gap energy in FePO4 and FeVO4

S López-Moreno, J Sánchez-Martín, E Bandiello… - Journal of Physics and …, 2023 - Elsevier
In this work, we have studied the electronic structure of FePO 4 and FeVO 4 under high
pressure by means of optical-absorption measurements and first-principles calculations …

Recent advances in F-containing iodate nonlinear optical materials

D Gao, H Wu, Z Hu, J Wang, Y Wu, H Yu - Chinese Journal of Structural …, 2023 - Elsevier
Metal iodates containing I (V) with lone electron pairs in an asymmetric coordination
geometry exhibit excellent second-harmonic generation (SHG) responses, wide …

General relationship between the band-gap energy and iodine-oxygen bond distance in metal iodates

A Liang, R Turnbull, P Rodríguez-Hernandez… - Physical Review …, 2022 - APS
A wide band gap is a fundamental requirement for an ideal nonlinear optical material. A two-
step investigation has been implemented to determine the relationship between the band …

Pressure-induced phase transition and increase of oxygen-iodine coordination in magnesium iodate

A Liang, R Turnbull, C Popescu, FJ Manjón… - Physical Review B, 2022 - APS
The structural and vibrational behavior of Mg (IO 3) 2 under compression has been
investigated via a combination of high-pressure (HP) synchrotron x-ray diffraction (XRD) …

High-pressure tuning of crystal-field electronic transitions and electronic band gap in

A Liang, F Rodríguez, P Rodríguez-Hernandez… - Physical Review B, 2022 - APS
High-pressure optical-absorption measurements performed on polycrystalline Co (IO 3) 2
samples were used to characterize the influence of pressure on the electronic d–d …

Thickness dependence of optical and electronic properties of FeCl2 films under high pressure

Z Yan, Q Yang, S Jiang, G Dai, X Yu, Q Zheng, J Han… - Optical Materials, 2023 - Elsevier
In this study, we propose an unconventional approach to investigate the pressure-induced
changes in crystal structure, electrical transport, and optical bandgap by examining bulk …

Pressure-induced band-gap energy increase in a metal iodate

A Liang, LT Shi, R Turnbull, FJ Manjón, J Ibáñez… - Physical Review B, 2022 - APS
A wide band gap is one of the essential requirements for metal iodates to be used as
nonlinear optical materials. Usually, the band gap of these materials decreases under the …