Table IV

Acoustic Coupling Constants, D, and Ultrasonic Attenuation Coefficients, (α/f2), of Osmium and Ruthenium


Value
Parameter Units Os Ru
DL 56.002 55.825
DS 1.532 1.473
(α/f2)Th 10−15 Np s2 m−1 0.002 0.002
(α/f2)L 10−15 Np s2 m−1 1.598 1.509
(α/f2)S 10−15 Np s2 m−1 0.158 0.144
(α/f2)Total 10−15 Np s2 m−1 1.758 1.655