Topological metamaterials

X Ni, S Yves, A Krasnok, A Alu - Chemical Reviews, 2023 - ACS Publications
The topological properties of an object, associated with an integer called the topological
invariant, are global features that cannot change continuously but only through abrupt …

Machine learning accelerates quantum mechanics predictions of molecular crystals

Y Han, I Ali, Z Wang, J Cai, S Wu, J Tang, L Zhang… - Physics Reports, 2021 - Elsevier
Quantum mechanics (QM) approaches (DFT, MP2, CCSD (T), etc.) play an important role in
calculating molecules and crystals with a high accuracy and acceptable efficiency. In recent …

Direct observation of geometric-phase interference in dynamics around a conical intersection

CH Valahu, VC Olaya-Agudelo, RJ MacDonell… - Nature Chemistry, 2023 - nature.com
Conical intersections are ubiquitous in chemistry and physics, often governing processes
such as light harvesting, vision, photocatalysis and chemical reactivity. They act as funnels …

On the nature of geometric and topological phases in the presence of conical intersections

LM Ibele, E Sangiogo Gil, BFE Curchod… - The journal of physical …, 2023 - ACS Publications
The observable nature of topological phases related to conical intersections in molecules is
studied. Topological phases should be ubiquitous in molecular processes, but their elusive …

Imaging of the charge-transfer reaction of spin–orbit state-selected Ar+(2P3/2) with N2 reveals vibrational-state-specific mechanisms

G Zhang, D Lu, Y Ding, L Guan, S Han, H Guo… - Nature Chemistry, 2023 - nature.com
Charge-transfer reactions are ubiquitous and play important roles in various gaseous
environments, but, despite a long history of extensive research, our understanding of their …

Stereodynamical control of the H + HD → H2 + D reaction through HD reagent alignment

Y Wang, J Huang, W Wang, T Du, Y **e, Y Ma, C **ao… - Science, 2023 - science.org
Prealigning nonpolar reacting molecules leads to large stereodynamical effects because of
their weak steering interaction en route to the reaction barrier. However, experimental …

Advances and new challenges to bimolecular reaction dynamics theory

J Li, B Zhao, D **e, H Guo - The Journal of Physical Chemistry …, 2020 - ACS Publications
Dynamics of bimolecular reactions in the gas phase are of foundational importance in
combustion, atmospheric chemistry, interstellar chemistry, and plasma chemistry. These …

Conical intersection versus avoided crossing: Geometric phase effect in molecular high-order harmonics

G Yuan, R Lu, S Jiang, K Dorfman - Ultrafast Science, 2023 - spj.science.org
Nonadiabatic dynamics around an avoided crossing or a conical intersection play a crucial
role in the photoinduced processes of most polyatomic molecules. The present work shows …

Quantum interference in H + HD → H2 + D between direct abstraction and roaming insertion pathways

Y **e, H Zhao, Y Wang, Y Huang, T Wang, X Xu… - Science, 2020 - science.org
Understanding quantum interferences is essential to the study of chemical reaction
dynamics. Here, we provide an interesting case of quantum interference between two …

High-fidelity first principles nonadiabaticity: Diabatization, analytic representation of global diabatic potential energy matrices, and quantum dynamics

Y Guan, C **e, DR Yarkony, H Guo - Physical Chemistry Chemical …, 2021 - pubs.rsc.org
Nonadiabatic dynamics, which goes beyond the Born–Oppenheimer approximation, has
increasingly been shown to play an important role in chemical processes, particularly those …