Results 51 to 60 of about 3,951,961 (299)

The A2Π–X2Σ+ Band System of YO

open access: yesThe Astrophysical Journal
YO bands are conspicuous in the spectra of S stars. The laboratory spectrum of the A ^2 Π–X ^2 Σ ^+ electronic transition has been recorded with a Fourier transform spectrometer using a composite-wall hollow cathode lamp source.
Peter F Bernath   +2 more
doaj   +1 more source

Potential energy curves and spectroscopic properties of the low-lying states of CaH molecule

open access: yes四川大学学报. 自然科学版, 2020
The potential energy curves (PECs) of the 10 low-lying states of calcium monohydride (CaH) have been calculated using the internally contracted multi-reference configuration interaction plus Davidson modification (icMRCI+Q) approach with core-valence ...
万冲, 宋晓书, 吕兵, 雷良建
doaj  

Adenosine triphosphate as a modulator of protein interactions and stability

open access: yesFEBS Open Bio, EarlyView.
ATP is best known as the cell's energy currency, but it also shapes how proteins fold, interact, aggregate and form biomolecular condensates. This review explains the emerging physical principles behind these effects, including weak binding to charged protein regions, magnesium‐dependent behaviour and concentration‐dependent control of protein ...
Shuyuan Tan, Robin Curtis
wiley   +1 more source

Recent insights into the molecular mechanism of ubiquinol oxidation by cytochrome bc1

open access: yesFEBS Open Bio, EarlyView.
The review reflects on the mechanism of the catalytic reaction in cytochrome bc1: the electron bifurcation that involves the separation of two electrons derived from the quinol oxidation to opposite sides of the enzyme across the membrane. This review summarizes the long‐standing effort to understand the mechanism of quinol oxidation catalyzed by ...
Anna Wójcik‐Augustyn   +2 more
wiley   +1 more source

An Updated Infrared Solar Spectrum from ACE-FTS and a CH Rovibrational Line List

open access: yesThe Astrophysical Journal
An updated Atmospheric Chemistry Experiment Fourier Transform Spectrometer infrared solar spectrum has been produced from low-Earth orbit covering 1829–4440 cm ^−1 (2.252–5.467 μ m).
Manish Bhusal   +4 more
doaj   +1 more source

Accurate ab initio calculation of molecular constants

open access: yes, 1998
Molecular constants have been computed for the ground states (2) Pi of (OH)-O-17 and (1) Sigma of (AgH+)-Ag-107. The valence-bond method and advanced computational technique were used to perform all-electron ab initio calculation of molecular electronic ...
Kotochigova, S; Tupitsyn, I
core   +1 more source

Using fluorescence fluctuation spectroscopy to quantify molecular dynamics within cells

open access: yesFEBS Open Bio, EarlyView.
Microscopy techniques like fluorescence correlation spectroscopy (FCS) and number and brightness analysis (N&B) allow to quantify concentrations, diffusion rates, and oligomerization of fluorescently labeled molecules in the living cell. In this protocol the principles of how to set up these types of experiments are described including calibration ...
Mark A. Hink
wiley   +1 more source

Study of binding interaction of rivaroxaban with bovine serum albumin using multi-spectroscopic and molecular docking approach

open access: yesChemistry Central Journal, 2017
Background Rivaroxaban is a direct inhibitor of coagulation factor Xa and is used for venous thromboembolic disorders. The rivaroxaban interaction with BSA was studied to understand its PK and PD (pharmacokinetics and pharmacokinetics) properties.
Tanveer A. Wani   +4 more
doaj   +1 more source

A simple model for high rotational excitations of molecules in a superfluid

open access: yesNew Journal of Physics, 2022
Recently it became possible to study highly excited rotational states of molecules in superfluid helium through nonadiabatic alignment experiments (Cherepanov et al 2021 Phys. Rev. A 104 L061303).
Igor N Cherepanov   +5 more
doaj   +1 more source

Study on spectroscopic properties and molecular constants of the ground and excited states of AsCl free-radical

open access: yesActa Physica Sinica, 2013
The dissociation limit of AsCl free-radical is correctly determined based on group theory and atomic and molecular statics. Potential energy curves (PECs) for the ground state and several low-lying electronic excited states of AsCl free-radical are calculated using the multi-reference configuration interaction method with the basis set of aug-cc-pV5Z ...
null Zhu Zun-Lue   +2 more
openaire   +1 more source

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