The migration of both isotopes towards the cold end of samples occurred, and the heat of transport was greater for D than for H (table 185). No definite variation in the degree of thermotransport could be discerned.

Thermotransport of Hydrogen and Deuterium in Vanadium, Niobium, and Tantalum. D.T.Peterson, M.F.Smith: Metallurgical Transactions A, 1982, 13[5], 821-5

 

Table 184

Transport Properties of H and D in V

 

Isotope

m (cm2/Vs)

D (cm2/s)

Z*(e)

H

2.3 x 10-3

5.1 x 10-5

1.2

D

1.3 x 10-3

1.7 x 10-5

2.0