Rotational Relaxation in Nitrogen, Oxygen, and Air

195997 citationsJournal Article

Authors

Martin Greenspan · National Institute of Standards and Technology

Abstract

The speed and attenuation of sound at 11 Mc were measured in N2, O2, and dry air at various pressures between atmospheric and a few mm Hg. The rotational collision numbers were found to be: for N2, 5.26±0.05; for O2, 4.09±0.08; for air, 4.82±0.18.

Topics & Keywords

Spectroscopy and Laser Applications Atmospheric Ozone and Climate Advanced Chemical Sensor Technologies

UN Sustainable Development Goals

Life below water

Publication Details

Published in: The Journal of the Acoustical Society of America

Volume 31, Issue 2, pp. 155-160

DOI: 10.1121/1.1907686

Field-Weighted Citation Impact: 0.86