Possible chemical and physical scenarios towards biological homochirality

Q Sallembien, L Bouteiller, J Crassous… - Chemical Society …, 2022 - pubs.rsc.org
The single chirality of biological molecules in terrestrial biology raises more questions than
certitudes about its origin. The emergence of biological homochirality (BH) and its …

Perspectives on parity violation in chiral molecules: theory, spectroscopic experiment and biomolecular homochirality

M Quack, G Seyfang, G Wichmann - Chemical Science, 2022 - pubs.rsc.org
The reflection (or 'mirror') symmetry of space is among the fundamental symmetries of
physics. It is connected to the conservation law for the quantum number parity and a …

Roadmap on STIRAP applications

K Bergmann, HC Nägerl, C Panda… - Journal of Physics B …, 2019 - iopscience.iop.org
STIRAP (stimulated Raman adiabatic passage) is a powerful laser-based method, usually
involving two photons, for efficient and selective transfer of populations between quantum …

Highly efficient detection and separation of chiral molecules through shortcuts to adiabaticity

NV Vitanov, M Drewsen - Physical Review Letters, 2019 - APS
A highly efficient method for optical or microwave detection and separation of left-and right-
handed chiral molecules is proposed. The method utilizes a closed-loop three-state system …

Chiral molecule candidates for trapped ion spectroscopy by ab initio calculations: From state preparation to parity violation

A Landau, D Behar, ER Wallach, LF Pašteka… - The Journal of …, 2023 - pubs.aip.org
Parity non-conservation (PNC) due to the weak interaction is predicted to give rise to
enantiomer dependent vibrational constants in chiral molecules, but the phenomenon has …

High-resolution infrared spectra and rovibrational analysis of the ν 12 band of propylene oxide

K Vávra, E Döring, J Jakob, F Peterß… - Physical Chemistry …, 2024 - pubs.rsc.org
The high-resolution infrared spectrum of the fundamental band ν12 (ring breathing) of the
chiral molecule propylene oxide (CH3CHCH2O) was recorded at room temperature and …

Modelling of the torsional IR spectra of the HSSSH, DSSSH, and DSSSD molecules

GA Pitsevich, AE Malevich, UU Sapeshka… - Computational and …, 2023 - Elsevier
Equilibrium configurations of trans-and cis-conformers of the HSSSH molecule (trisulfane),
as well as the vibrational spectra of both conformers, were calculated at the MP2/Aug-cc …

Atomic and molecular tunneling processes in chemistry

M Quack, G Seyfang - Molecular Spectroscopy and Quantum Dynamics, 2021 - Elsevier
The article presents an overview of atomic and molecular tunneling processes, where
tunneling of “heavy” particles (ie, nuclei, not electrons) is important. After an introductory tour …

Enantioselective switch on responses of dissipative chiral molecules

C Ye, X Mu, Y Sun, L Fu, X Zhang - Physical Review A, 2024 - APS
Enantiodetection is an important and challenging task across natural sciences. The cyclic
three-level models of chiral molecules provided possibilities to obtain the ultimate limit of the …

Nuclear spin symmetry conservation studied by cavity ring-down spectroscopy of ammonia in a seeded supersonic jet from a pulsed slit nozzle

G Wichmann, E Miloglyadov, G Seyfang… - Molecular …, 2020 - Taylor & Francis
We report high-resolution cw laser spectra of the symmetric stretching fundamental in
ammonia 14 NH 3 measured with a cavity ring-down setup for mid-IR transitions (around …