Experimental Study of the Laser-Induced Oxyhemoglobin Photodissociation in Cutaneous Blood Vessels
A new optical method for reduction of local tissue hypoxia is proposed. It is shown that this method of phototherapy allows the control of a local oxygen concentration in tissue.
Gisbrecht Alexander, Mamilov S.
doaj +1 more source
Jitter-correction for IR/UV-XUV pump-probe experiments at the FLASH free-electron laser
In pump-probe experiments employing a free-electron laser (FEL) in combination with a synchronized optical femtosecond laser, the arrival-time jitter between the FEL pulse and the optical laser pulse often severely limits the temporal resolution that can
Evgeny Savelyev +35 more
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Photodestruction of Diatomic Molecular Ions: Laboratory and Astrophysical Application
In this work, the processes of photodissociation of some diatomic molecular ions are investigated. The partial photodissociation cross-sections for the individual rovibrational states of the diatomic molecular ions, which involves alkali metals, as well ...
Vladimir A. Srećković +2 more
doaj +1 more source
Formation rates of complex organics in UV irradiated CH3OH-rich ices I: Experiments [PDF]
(Abridged) Gas-phase complex organic molecules are commonly detected in the warm inner regions of protostellar envelopes. Recent models show that photochemistry in ices followed by desorption may explain the observed abundances.
Garrod, R. T. +3 more
core +1 more source
Atmospheric processes on ice nanoparticles in molecular beams
This review summarizes some recent experiments with ice nanoparticles (large water clusters) in molecular beams and outlines their atmospheric relevance: (1) Investigation of mixed water–nitric acid particles by means of the electron ionization and ...
Michal eFárník, Viktoriya ePoterya
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Single and Double Photoionization and Photodissociation of Toluene by Soft X-rays in Circumstellar Environment [PDF]
The formation of polycyclic aromatic hydrocarbons (PAHs) and their methyl derivatives occurs mainly in the dust shells of asymptotic giant branch (AGB) stars.
Boechat-Roberty, H. M. +4 more
core +2 more sources
Preparing sulfur nanoparticles and determining their effect on the photodegradation of polycarbonates [PDF]
This study involved the preparation of sulfur nanoparticles using the extract of Ziziphus-spina leaves and examined their effect on the photodegradation of polycarbonate membranes with a thickness of (60±5) microns, after adding various ...
rand hassan, Hameed Ali, Muthanaa Sirhan
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The chemistry of interstellar molecules containing the halogen elements [PDF]
Although they are only minor constituents of the interstellar medium, halogen-containing molecules are of special interest because of their unique thermochemistry. Here, we present a theoretical study of the chemistry of interstellar molecules containing
Neufeld, David A., Wolfire, Mark G.
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The photodissociation of CO in circumstellar envelopes
Carbon monoxide is the most abundant molecule after H$_2$ and is important for chemistry in circumstellar envelopes around late-type stars. The size of the envelope is important when modelling low-J transition lines and deriving mass-loss rates from such
Groenewegen, M. A. T.
core +1 more source
The effects of nitric oxide cooling and the photodissociation of molecular oxygen on the thermosphere/ionosphere system over the Argentine Islands [PDF]
In the past the global, fully coupled, time-dependent mathematical model of the Earth's thermosphere/ionosphere/plasmasphere (CTIP) has been unable to reproduce accurately observed values of the maximum plasma frequency, foF2, at extreme geophysical ...
G. D. Wells +4 more
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