Stability and IR spectroscopy of zwitterionic form of β-alanine in water clusters

R Ghassemizadeh, B Moore, T Momose… - The Journal of …, 2019 - ACS Publications
Amino acids are the building blocks of proteins, and their detection in outer space thus has
implications on the origin of life. They form a zwitterionic structure in aqueous environments …

Ensemble completeness in conformer sampling: the case of small macrocycles

L Seep, A Bonin, K Meier, H Diedam… - Journal of …, 2021 - Springer
In this study we compare the three algorithms for the generation of conformer ensembles
Biovia BEST, Schrödinger Prime macrocycle sampling (PMM) and Conformator (CONF) form …

The molecules of colour

J Sérgio Seixas de Melo - 2017 - books.rsc.org
Indigo, alizarin, mauveine, brazilin and brazilein (the latter two being major colour
constituents of Brazilwood) are molecules that have had a strong impact in our civilization …

Effect of argon environment on small water clusters in matrix isolation

A Vasylieva, I Doroshenko, O Doroshenko… - Low Temperature …, 2019 - pubs.aip.org
The influence of cryogenic argon environment on small water clusters was investigated by
quantum-chemical simulation of structure and vibrational spectra of water clusters consisting …

A DFT Study on the Tautomerization of β‐Alanine

S Yamabe, N Tsuchida, S Yamazaki - ChemistrySelect, 2024 - Wiley Online Library
Tautomerization paths of β‐alanine with explicit inclusion of water molecules,(H2O) n, were
investigated by DFT calculations, wB97X‐D/6‐311+ G (d, p) SCRF= PCM. Structures of …

Light induced reactions in cryogenic matrices (highlights 2015–2016)

R Fausto, T Nikitin, A Gómez-Zavaglia - 2017 - books.rsc.org
This chapter reviews investigations on light induced reactions in cryogenic matrices that
were reported in 2015 and 2016. Conformational isomerizations and tautomerizations as …

Effect of low-temperature argon matrices on the IR spectra and structure of flexible N-acetylglycine molecules

SG Stepanian, AY Ivanov, L Adamowicz - Low Temperature Physics, 2016 - pubs.aip.org
A study of how the matrix environment impacts the structure and IR spectra of N-
acetylglycine conformers. The conformational composition of this compound is determined …

The influence of low-temperature argon matrix on embedded water clusters. A DFT theoretical study

A Vasylieva, I Doroshenko, S Stepanian… - Low Temperature …, 2021 - pubs.aip.org
Computer simulations of an argon fcc crystal fragment with embedded water clusters of
different sizes are performed using the quantum mechanical DFT/M06-2X method. The effect …

[PDF][PDF] Interaction of amino acids with cholesteric liquid crystals: Spectrophotometric evidence

AN Samoilov, SS Minenko, LN Lisetski… - Functional …, 2019 - functmaterials.org.ua
Effects of amino acids on selective reflection and optical transmission of steroid and non-
steroid cholesteric liquid crystal systems have been studied. At temperatures close to the …

The effect of matrices on the low-temperature IR spectra of a formic acid molecule isolated in inert gas crystals

SG Stepanian, L Adamowicz - Low Temperature Physics, 2020 - pubs.aip.org
Using the DFT/M06-2X method, we simulated the structure and vibrational spectra of inert
gas (Ne, Ar, Kr, Xe) clusters with an isolated formic acid molecule. The impact of the matrix …