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Er - Erbium (68/167.26)
Material List
(U,Er)O2
(8)
Er
(12)
Er2O3
(2)
ErB12
(2)
UO2,ErO
(10)
5
material,
34
document(s) are retrieved.
Naturally occurring isotopes:
166 168 167 170 164 162
Density:
9.066 (298.15K)
g/cm
3
Melting point:
1529
o
C
Boiling point:
2863
o
C
Latent heat of fusion:
102.6
J/g
Specific heat:
0.168
J/g/K (at room temp.)
Coefficient of lineal thermal expansion:
9.20E-06
cm/cm/K (at room temp.)
Thermal conductivity:
1.45E-01
W/cm/K (at room temp.)
Electrical resistivity:
1.07E-04
hm-cm (at room temp.)
lonization potential (1st):
6.1
eV
Electronic work function Φ:
Oxidation potentials:
Er → Er
3+
+ 3e = 2.296
V
Chemical valence:
3
Electrochemical equivalents:
2.0802
g/amp-hr
lonic radius:
0.881
angstrom
Valence electron potential:
49
-eV
Principal quantum number:
6
Principal electron shells:
K L M N O P
Electronic configuration:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f12 5s2 5p6 6s2
Valence electrons:
4f12 6s2
Crystal form:
HCP
Half life:
Cross section σ:
160 ± 30
barns
Vapor pressure:
Pa (at melting point)
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