(a) (b) - 
FIGS.14 - Al1-13,2 wt%U alloy, R=4mm/h. a) Transverse section. 
Etch:HF. 300X. b) Seletive Etch. SEM. 650X 
EEF | 
SEES TE Land IE Be 
Bl SE DANS Bees, 
SEES 
A Co TED 
FERRER SRE ees ae 
mE EROS NESE 
Ge re Se SA 4 
ah oh Sanaa Pe A I nn 
FETTE DS“ i 
SEES ES maemo : 
PE RS A \ 
EEE DE DES \ 
; XA DOSE > ESS ENTE ! 
SORE SEE 1 3 
Prey FA SX co. SORE, x " re 
MESES AEA an IE Ae ea ho 
(a) (b) 
FIGS.15 —- Al-13,8 wt%U alloy, R=40mm/h. a) Transverse section. 300X 
b) Longitudinal section. 250X. IG, 
. (16) n ? (17) o 
FIG.16 - UAl, in thé eutectic Al-UAly,. Seletive Etch. SEM.A1-12 wtgU 
alloy, R=10mm/h. 2000X. ’ 
FIG.17 - Al-14 wt%U alloy, R=400mm/h. Transverse section. 
Etch:HF. 750 X. 
Prakt. Met. Sonderbd. 21 (1990) 
216