Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Igor Larin"'
Publikováno v:
Int J Chem Kinet
The reactions between OH radicals and hydrogen halides (HCl, HBr, HI) have been studied between 298 and 460 K by using a discharge flow-electron paramagnetic resonance technique. The rate constants were found to be k(HCl)(298 K) = (7.9 ± 1.3) × 10(
Influence of Particles of the Junge Layer on the Rate of Ozone Destruction in the Lower Stratosphere
Publikováno v:
Russian Journal of Physical Chemistry B. 15:577-581
The paper presents the results of calculations of the dynamics of ozone destruction in the lower stratosphere, carried out taking into account the heterogeneous chemical reactions (HCRs) proceeding at a rate of w(–O3)HCRs, cm–3 s–1, with the pa
Publikováno v:
Russian Journal of Physical Chemistry B. 15:357-361
The paper presents the results of calculations of the lifetime of odd oxygen and the concentrations of a number of small components in the lower stratosphere, taking into account chemical reactions in supercooled liquid particles of sulfate aerosol (
Publikováno v:
Kinetics and Catalysis. 62:245-254
A reaction of the iodine oxide (IO) radical with dimethyl sulfide (DMS) in a temperature range of 291–365 K was studied using atomic iodine resonance fluorescence. It was found that this reaction was mainly heterogeneous under the experimental cond
Publikováno v:
Russian Journal of Physical Chemistry B. 14:893-898
The photolysis of C2H2F2Br2 mixed with oxygen is studied at T = 298 K for different times of irradiating the mixture using a mercury lamp having the maximum emission at λ = 253.7 nm. The absorption spectra are recorded in the range of wavelengths of
Publikováno v:
Russian Journal of Physical Chemistry B. 14:781-786
The reaction of radical of iodine oxide (IO) with hydrogen sulfide in the temperature range of 273 to 368 K is studied by the method of resonance fluorescence of iodine atoms. The temperature dependence of the rate constant of this reaction is descri
Autor:
Igor Larin
Publikováno v:
Russian Journal of Physical Chemistry B. 14:336-343
Data on the rate of stratospheric ozone destruction in the Ox, HOx, NOx, ClOx, and BrOx catalytic cycles in the Northern Hemisphere in the latitude range of 10°–80° for December and June 1995 are provided. The data for the calculations are obtain
Autor:
Igor Larin
Publikováno v:
Russian Journal of Physical Chemistry B. 14:344-350
Data on the change in the rate of stratospheric ozone depletion in the Ox, HOx, NOx, ClOx, and BrOx catalytic cycles as a result of a change in the stratospheric temperature caused by global warming in 2100 compared with 2000 were presented. The alti
Autor:
Igor Larin
Publikováno v:
Izvestiya, Atmospheric and Oceanic Physics. 56:165-172
Data on the relative contribution of the Ox, HOx, NOx, ClOx, BrOx, and IOx catalytic cycles to atmospheric ozone destruction are given for June and January 2000 at a latitude of 50° N in the height range of 0–50 km. The height profiles of the comp
Autor:
Igor Larin
Publikováno v:
Izvestiya, Atmospheric and Oceanic Physics. 55:552-561
This is a brief review of Russian studies in the field of atmospheric chemistry for 2015–2018, covering studies on tropospheric chemistry, chemistry of the ozone layer, heterophase processes, and those related to the chemical aspects of climate and