457 25
Raney Nickel E 0 = 20 keV pressure < 50 Pa (0.4 torr)(^57850) Ch#: (^279) Ch kV; 2.7900 Work: 318 Results: 425
Soec#
1 510
Counts
Marker:Ba5 6
ALKa
NiLa1 NiK
a
NiKb1
AI-rich phase (0.988 AI - 0.012 Ni)
(0.588 AI - 0.412 Ni)
(0.429 AI- 0.571 Ni)
Intermediate phase
Ni-rich phase
0.00
Photon energy (keV)
Photon energy (keV)
1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00
a
b Raney Nickel E 0 = 20 keV pressure 655 Pa (5 torr)
(^42649) Ch#: 388 Ch kV; 3.8800 Work: 358 Results: 458
Soec#
1 481
Counts
Marker: Ba 56
ALKa
NiLa1 NiK
a
NiKb1
AI-rich phase (0.988 AI - 0.012 Ni)
(0.588 AI - 0.412 Ni)
(0.429 AI - 0.571 Ni)
Intermediate phase
Ni-rich phase
0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00
. Fig. 25.15 a EDS spectra obtained at locations “D”, “I,” and “B.” E 0 = 20 keV; water vapor; 50 Pa, 6-mm gas path length. b EDS spectra obtained at
locations “D,” “I,” and “B.” E 0 = 20 keV; water vapor; 665 Pa, 6-mm gas path length
25.2 · What Can Be Done To Minimize gas Scattering in VPSEM?