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 …

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 …

Synchrotron-Based Highest Resolution Terahertz Spectroscopy of the ν24 Band System of 1,2-Dithiine (C4H4S2): A Candidate for Measuring the Parity Violating …

S Albert, F Arn, I Bolotova, Z Chen, C Fabri… - The journal of …, 2016 - ACS Publications
The chiral C 2 symmetric molecule 1, 2-dithiine (1, 2-dithia-3, 5-hexadiene, C4H4S2) has
been identified as a possible candidate for measuring the parity violating energy difference …

High-resolution FTIR spectroscopy of trisulfane HSSSH: a candidate for detecting parity violation in chiral molecules

S Albert, I Bolotova, Z Chen, C Fábri… - Physical Chemistry …, 2017 - pubs.rsc.org
We report the first successful high-resolution analyses of the Fourier transform infrared
(FTIR) spectrum of trisulfane. A band centered at 861.0292 cm− 1 can be assigned …

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 …

A combined Gigahertz and Terahertz (FTIR) spectroscopic investigation of meta-D-phenol: observation of tunnelling switching

S Albert, Z Chen, C Fábri, P Lerch, R Prentner… - Molecular …, 2016 - Taylor & Francis
We report results on the dynamics of tunnelling switching based on a high-resolution
spectroscopic investigation of meta-D-phenol in GHz and THz ranges. The pure rotational …

Parity Violation in Chiral Molecules: from Theory towards Spectroscopic Experiment and the Evolution of Biomolecular Homochirality

M Quack, G Seyfang, G Wichmann - … MATTER: Proceedings of the …, 2023 - World Scientific
Molecular chirality is related to the symmetry with respect to space inversion, which was
assumed to be fundamental in the theory of chemical bonding and stereochemistry. The …