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Atmospheric chemistry of HFC-236fa: Spectrokinetic investigation of the CF3CHO2CF3 radical, its reaction with NO, and the fate of the CF3CHOCF3 radical

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Standard

Atmospheric chemistry of HFC-236fa : Spectrokinetic investigation of the CF3CHO2CF3 radical, its reaction with NO, and the fate of the CF3CHOCF3 radical. / Møgelberg, Trine E.; Platz, Jesper; Nielsen, Ole J.; Sehested, Jens; Wallington, Timothy J.

I: Journal of Physical Chemistry, Bind 99, Nr. 15, 01.12.1995, s. 5373-5378.

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

Harvard

Møgelberg, TE, Platz, J, Nielsen, OJ, Sehested, J & Wallington, TJ 1995, 'Atmospheric chemistry of HFC-236fa: Spectrokinetic investigation of the CF3CHO2CF3 radical, its reaction with NO, and the fate of the CF3CHOCF3 radical', Journal of Physical Chemistry, bind 99, nr. 15, s. 5373-5378.

APA

Møgelberg, T. E., Platz, J., Nielsen, O. J., Sehested, J., & Wallington, T. J. (1995). Atmospheric chemistry of HFC-236fa: Spectrokinetic investigation of the CF3CHO2CF3 radical, its reaction with NO, and the fate of the CF3CHOCF3 radical. Journal of Physical Chemistry, 99(15), 5373-5378.

Vancouver

Møgelberg TE, Platz J, Nielsen OJ, Sehested J, Wallington TJ. Atmospheric chemistry of HFC-236fa: Spectrokinetic investigation of the CF3CHO2CF3 radical, its reaction with NO, and the fate of the CF3CHOCF3 radical. Journal of Physical Chemistry. 1995 dec 1;99(15):5373-5378.

Author

Møgelberg, Trine E. ; Platz, Jesper ; Nielsen, Ole J. ; Sehested, Jens ; Wallington, Timothy J. / Atmospheric chemistry of HFC-236fa : Spectrokinetic investigation of the CF3CHO2CF3 radical, its reaction with NO, and the fate of the CF3CHOCF3 radical. I: Journal of Physical Chemistry. 1995 ; Bind 99, Nr. 15. s. 5373-5378.

Bibtex

@article{f742bf9a67c9453f9b89c3fd70178d0d,
title = "Atmospheric chemistry of HFC-236fa: Spectrokinetic investigation of the CF3CHO2•CF3 radical, its reaction with NO, and the fate of the CF3CHO•CF3 radical",
abstract = "A pulse radiolysis technique was used to investigate the UV absorption spectrum of CF3CHO2•CF3 over the wavelength range 220-290 nm. At 250 nm the absorption cross section for CF3CHO2•CF3 was σ = (186 ± 27) × 10-20 cm3 molecule-1. The rate constant for the self-reaction rate of CF3CHO2•CF3 was determined to be (5.6 ± 0.7) × 10-12 cm3 molecule-1 s-1. By following the increase in NO2 at 400 nm, the rate constant for the reaction of CF3CHO2•CF3 with NO was found to be (1.1 ± 0.3) × 10-11 cm3 molecule-1 s-1. The reaction of CF3CHO2•CF3 with NO gives CF3CHO•CF3. A Fourier transform infrared technique was used to show that in the atmosphere >99{\%} of CF3CHO•CF3 react with O2 to give CF3COCF3. The atmospheric fate of CF3COCF3 is photolysis or incorporation into rain-cloud-sea water followed by rapid hydrolysis. As part of the present work relative rate techniques were used to measure rate constants at 295 ± 2 K for the reactions of Cl and F atoms with CF3CH2CF3 of <8 × 10-17 and (1.8 ± 0.4) × 10-13 cm3 molecule-1 s-1, respectively. In addition, the rate constant for reaction of F atoms with (CF3)2CHOH was determined to be (3.5 ± 1.1) × 10-12 cm3 molecule-1 s-1. All experiments were performed at 296 ± 2 K.",
author = "M{\o}gelberg, {Trine E.} and Jesper Platz and Nielsen, {Ole J.} and Jens Sehested and Wallington, {Timothy J.}",
year = "1995",
month = "12",
day = "1",
language = "English",
volume = "99",
pages = "5373--5378",
journal = "Journal of Physical Chemistry",
issn = "0022-3654",
publisher = "American Chemical Society",
number = "15",

}

RIS

TY - JOUR

T1 - Atmospheric chemistry of HFC-236fa

T2 - Spectrokinetic investigation of the CF3CHO2•CF3 radical, its reaction with NO, and the fate of the CF3CHO•CF3 radical

AU - Møgelberg, Trine E.

AU - Platz, Jesper

AU - Nielsen, Ole J.

AU - Sehested, Jens

AU - Wallington, Timothy J.

PY - 1995/12/1

Y1 - 1995/12/1

N2 - A pulse radiolysis technique was used to investigate the UV absorption spectrum of CF3CHO2•CF3 over the wavelength range 220-290 nm. At 250 nm the absorption cross section for CF3CHO2•CF3 was σ = (186 ± 27) × 10-20 cm3 molecule-1. The rate constant for the self-reaction rate of CF3CHO2•CF3 was determined to be (5.6 ± 0.7) × 10-12 cm3 molecule-1 s-1. By following the increase in NO2 at 400 nm, the rate constant for the reaction of CF3CHO2•CF3 with NO was found to be (1.1 ± 0.3) × 10-11 cm3 molecule-1 s-1. The reaction of CF3CHO2•CF3 with NO gives CF3CHO•CF3. A Fourier transform infrared technique was used to show that in the atmosphere >99% of CF3CHO•CF3 react with O2 to give CF3COCF3. The atmospheric fate of CF3COCF3 is photolysis or incorporation into rain-cloud-sea water followed by rapid hydrolysis. As part of the present work relative rate techniques were used to measure rate constants at 295 ± 2 K for the reactions of Cl and F atoms with CF3CH2CF3 of <8 × 10-17 and (1.8 ± 0.4) × 10-13 cm3 molecule-1 s-1, respectively. In addition, the rate constant for reaction of F atoms with (CF3)2CHOH was determined to be (3.5 ± 1.1) × 10-12 cm3 molecule-1 s-1. All experiments were performed at 296 ± 2 K.

AB - A pulse radiolysis technique was used to investigate the UV absorption spectrum of CF3CHO2•CF3 over the wavelength range 220-290 nm. At 250 nm the absorption cross section for CF3CHO2•CF3 was σ = (186 ± 27) × 10-20 cm3 molecule-1. The rate constant for the self-reaction rate of CF3CHO2•CF3 was determined to be (5.6 ± 0.7) × 10-12 cm3 molecule-1 s-1. By following the increase in NO2 at 400 nm, the rate constant for the reaction of CF3CHO2•CF3 with NO was found to be (1.1 ± 0.3) × 10-11 cm3 molecule-1 s-1. The reaction of CF3CHO2•CF3 with NO gives CF3CHO•CF3. A Fourier transform infrared technique was used to show that in the atmosphere >99% of CF3CHO•CF3 react with O2 to give CF3COCF3. The atmospheric fate of CF3COCF3 is photolysis or incorporation into rain-cloud-sea water followed by rapid hydrolysis. As part of the present work relative rate techniques were used to measure rate constants at 295 ± 2 K for the reactions of Cl and F atoms with CF3CH2CF3 of <8 × 10-17 and (1.8 ± 0.4) × 10-13 cm3 molecule-1 s-1, respectively. In addition, the rate constant for reaction of F atoms with (CF3)2CHOH was determined to be (3.5 ± 1.1) × 10-12 cm3 molecule-1 s-1. All experiments were performed at 296 ± 2 K.

UR - http://www.scopus.com/inward/record.url?scp=0037511976&partnerID=8YFLogxK

M3 - Journal article

AN - SCOPUS:0037511976

VL - 99

SP - 5373

EP - 5378

JO - Journal of Physical Chemistry

JF - Journal of Physical Chemistry

SN - 0022-3654

IS - 15

ER -

ID: 228191661