Jahn–Teller and Pseudo-Jahn–Teller Effects: From particular features to general tools in exploring molecular and solid state properties

IB Bersuker - Chemical Reviews, 2020 - ACS Publications
In a generalization of the latest achievements in this field, and as a pattern of massive
applications, we present here the Jahn–Teller effect (JTE) and pseudo-JTE (PJTE) as …

Pseudo-Jahn–Teller Effect A Two-State Paradigm in Formation, Deformation, and Transformation of Molecular Systems and Solids

IB Bersuker - Chemical Reviews, 2013 - ACS Publications
The pseudo-Jahn− Teller effect is the only source of instability and distortions of high-
symmetry configurations of polyatomic systems in nondegenerate states, and it contributes …

[BOOK][B] The Jahn-Teller effect and vibronic interactions in modern chemistry

I Bersuker - 2013 - books.google.com
The first half of the title of this book may delude the uninitiated reader. The term'" Jahn-Teller
effect," taken literally, refers to a special effect inherent in particular molecular systems …

[BOOK][B] Vibronic interactions in molecules and crystals

IB Bersuker, VZ Polinger - 2012 - books.google.com
Vibronic interaction effects constitute a new field of investigation in the physics and
chemistry of molecules and crystals that combines all the phenomena and laws originating …

Tetragonal CH3NH3PbI3 is ferroelectric

Y Rakita, O Bar-Elli, E Meirzadeh… - Proceedings of the …, 2017 - National Acad Sciences
Halide perovskite (HaP) semiconductors are revolutionizing photovoltaic (PV) solar energy
conversion by showing remarkable performance of solar cells made with HaPs, especially …

Dynamic Stereochemical Activity of the Sn2+ Lone Pair in Perovskite CsSnBr3

DH Fabini, G Laurita, JS Bechtel… - Journal of the …, 2016 - ACS Publications
Stable s2 lone pair electrons on heavy main-group elements in their lower oxidation states
drive a range of important phenomena, such as the emergence of polar ground states in …

[BOOK][B] Electronic structure and properties of transition metal compounds: introduction to the theory

IB Bersuker - 2010 - books.google.com
With more than 40% new and revised materials, this second edition offers researchers and
students in the field a comprehensive understanding of fundamental molecular properties …

Anharmonic crystals

RA Cowley - Reports on Progress in Physics, 1968 - iopscience.iop.org
The study of anharmonic effects in crystals has received considerable attention in the last
few years. As a result of this it has been shown that many properties can be understood by …

The Jahn-Teller effect in solids

MD Sturge - Solid state physics, 1968 - Elsevier
Publisher Summary The Jahn–Teller effect is the intrinsic instability of an electronically
degenerate complex against distortions that remove the degeneracy. Until recently, most of …

Electronic structure studies of the differences in ferroelectric behavior of batio3 and PbTiO3

RE Cohen, H Krakauer - Ferroelectrics, 1992 - Taylor & Francis
We have performed extensive self-consistent total energy calculations for PbTiO3 and
BaTiO3 in order to better understand the origin of the ferroelectric instability in perovskites …