Open AccessDETERMINATION OF DIFFUSION COEFFICIENT AND QUENCHING RATE COEFFICIENT OF METASTABLE N2 MOLECULES N2(A3∑u+) USING TOWNSEND DISCHARGING
Author(s) -
Xiaoyong Hu,
Hironori Itoh,
Nobuaki Ikuta
Publication year - 1989
Publication title -
wuli xuebao
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.38.2039
Subject(s) - metastability , quenching (fluorescence) , townsend , diffusion , materials science , molecule , effective diffusion coefficient , nitrogen , analytical chemistry (journal) , atomic physics , thermodynamics , chemistry , physics , fluorescence , chromatography , optics , medicine , organic chemistry , radiology , magnetic resonance imaging
The diffusion coefficient Dm and quenching rate coefficient Kq of metastable nitrogen molecule N2(A3∑u+) in pure N2 has been determined using Townsend dischaging. The values of Dm of 128 cm2/s and KN2 of 8.1×10-19 cm3/s were obtained respectively.