650 
| Resistance of Bi dl 
TAS ea, 
as a function of the temperature and of the field. 
|| || | 
H |; T=290° | Ee T = 139°.5 ta Tg= 12° 
i. |} - - EE 
Gauss | je, ae ed ee cf U hap | & 
Wo Wo Wo Wo le Kai 
0 2.510| 1.057 || 1.570) 0.646 | 1.365) 0.562 |! 1.075, 0. 442) 0. 989) 0. 7 
2760 2.710| 1.140 || 2.366) 0.973); 2.571) 1.058 || 3.92 1.613 4.68 | 1. ie 
| 5540 |3.110/1.280 3.657 1.504] 4.414 1.816 9.24 | 3.80 |12.28 | ep 082 
7310 || 3.473/ 1.388 4.612 1.897 | 5.894 2.425 14.20 5.84 eee 7.86 | 
| | 
| 9200 | 3.635 1.495 5.613 2.310: 7.605 3.128 ||19.74 | 8.12 [26.6 |10.94 
| 11850 | 4.002 1.646 7.299 3.003 10.56 4.346 29.82 12.27 |41.2 16.95 
| | 
| 13600 '|4.248\ 1.746 8.506 3.500 12.596 5.180 38.60 15.88 |52.4 (21.6 
| | | | 
| 15670 | 4.540 1.868 10.204 4.199 15.51 6.380 | 48.05 19. T1 (67.2 [21.65 
| | | 
17080 == — 11.412 4.695 17.78 71.316 [55.80 122. 96 yen 32.0 | 
ee MEE | | 
In Table II are collected some results obtained by different 
experimenters for hef increase of resistance in a magnetic field. It 
°K PP DRE 
contains values of — — and in a field of 16 kilogauss at the 
WwW 978° K Ww, 
temperature of liquid 
air. 
Increase 
TABLE JE 
of resistance in a field of 16 kilogauss. 
tf : en = Observer 
#9730 ; 
0.42—0.44 SICK. 13.3 BLAKE!) 
— 81° | 18.3 | BLAKE:56 
oo 83° 23.8 Du Bois and WILLS 2) 
90° 20.9 
0.43 BECKMAN 
12 254 
0.36 88 32 DEWAR and FLEMING?) 
IPC BuAKE: Ann: 
) 
2) H. pu Bors and A. 
5) 
J. DEwAR and J. A. 
d. Physik. 28, 449, 1909. 
P. Wits: Verh, d. Deutsch. Phys. Ges. 1, 169, 1899. 
FLEMING: Proc. Roy. Soc. 60, 72, 1896 and 425, 1897. 
