Possible chemical and physical scenarios towards biological homochirality
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 …
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 …
physics. It is connected to the conservation law for the quantum number parity and a …
Roadmap on STIRAP applications
STIRAP (stimulated Raman adiabatic passage) is a powerful laser-based method, usually
involving two photons, for efficient and selective transfer of populations between quantum …
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 …
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 …
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 …
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 …
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
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 …
(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 …
ammonia 14 NH 3 measured with a cavity ring-down setup for mid-IR transitions (around …
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 …
assumed to be fundamental in the theory of chemical bonding and stereochemistry. The …
A combined Gigahertz and Terahertz (FTIR) spectroscopic investigation of meta-D-phenol: observation of tunnelling switching
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 …
spectroscopic investigation of meta-D-phenol in GHz and THz ranges. The pure rotational …