Results 11 to 20 of about 254,429 (291)

Verification of the vibrational theoretical assignment of the DADP using isotopic labelling

open access: yesDyna, 2018
This work deals with the comparison of the theoretical assignment of the DADP vibrational spectrum with the experimental displacements by isotopic labeling.
Eduardo Antonio Espinosa-Fuentes   +5 more
doaj   +1 more source

Behaviour and mechanisms of molecular vibrations induced by a pulsed voltage in a silicone elastomer used for device encapsulation

open access: yesHigh Voltage, 2023
Silicone elastomers are widely used to encapsulate power electronic devices. However, such devices may be subjected to square‐wave pulsed voltages with a high rate of change, which can create significant challenges for encapsulation insulation.
Junyu Wei   +6 more
doaj   +1 more source

Long range correlation of molecular orientation and vibration in liquid CDCl3

open access: yesAIP Advances, 2022
The polarization dependence of hyper-Rayleigh second harmonic light scattering (SHS) and hyper-Raman light scattering (HRS) measured for liquid CDCl3 show the effect of long-range correlation of molecular orientation and vibration.
David P. Shelton
doaj   +1 more source

Infrared emissivities and absorptivities of gases [PDF]

open access: yes, 1957
Approximate analytic expressions are obtained for the "effective band widths" and emissivities of diatomic molecules at elevated pressures. The absorptivities of molecular vibration‐rotation bands are evaluated for radiation emitted by similar molecular ...
Penner, S. S., Thomson, A.
core   +1 more source

Sum frequency generation spectroscopy of the attachment disc of a spider [PDF]

open access: yes, 2021
The pyriform silk of the attachment disc of a spider was studied using infrared-visible vibrational sum frequency generation (SFG) spectroscopy. The spider can attach dragline and radial lines to many kinds of substrates in nature (concrete, alloy, metal,
Hien, Khuat Thi Thu   +5 more
core   +2 more sources

Monolayer molecular sensing using infrared leaky waveguide mode

open access: yesAIP Advances, 2021
Surface-enhanced infrared absorption spectroscopy is attractive for molecular sensing due to its access to chemical bonds with high detection sensitivity.
Tieyan Zhang   +6 more
doaj   +1 more source

Fundamental Vibration of Molecular Hydrogen [PDF]

open access: yesPhysical Review Letters, 2013
The fundamental ground tone vibration of H2, HD, and D2 is determined to an accuracy of 2 x 10^-4 cm^-1 from Doppler-free laser spectroscopy in the collisionless environment of a molecular beam. This rotationless vibrational splitting is derived from the combination difference between electronic excitation from the X^1Sg+, v=0 and v=1 levels to a ...
Dickenson, Gareth. D.   +6 more
openaire   +4 more sources

Electronic conduction during the formation stages of a single-molecule junction

open access: yesBeilstein Journal of Nanotechnology, 2018
Single-molecule junctions are versatile test beds for electronic transport at the atomic scale. However, not much is known about the early formation steps of such junctions.
Atindra Nath Pal   +3 more
doaj   +1 more source

Component Analysis and Evaluation of Anti-inflammatory Effect of Crude Polysaccharide from Tibetan Opuntia ficus-indica Stems

open access: yesShipin gongye ke-ji, 2022
In order to evaluate the anti-inflammatory effect of crude polysaccharide from Tibetan Opuntia ficus-indica stems, the impacts of crude polysaccharide contents on the foot swelling in mice caused by carrageenin, and on the contents of inflammatory ...
Xiufeng CHENG   +4 more
doaj   +1 more source

Nonthermal vibrations in biased molecular junctions [PDF]

open access: yesPhysical Review E, 2020
We study vibrational statistics in current-carrying model molecular junctions using master equation approach. Especially, we concentrate on the validity of using an effective temperature $T_{\rm eff}$ to characterize the nonequilibrium steady state of a vibrational mode.
Tao Wang, Lei-Lei Nian, Jing-Tao Lü
openaire   +3 more sources

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