X-ray properties


Element

SymbolLa
Z 57
Atomic Weight 138.919998
Density 6.15000010
Edge Energies
(keV)
K 38.9249992
L1 6.26700020
L2 5.89099979
L3 5.48299980
M 1.36300004
K-alpha 33.4399986
K-beta 37.7989998
L-alpha 4.65100002
L-beta 5.04300022
Edge jumps

K 6.05220461
L1 1.15952671
L2 1.40999997
L3 2.71700001
Fluorescence
yield
K 0.907000005
L1 5.49999997E-02
L2 0.103000000
L3 0.104000002

Created by Pathikrit Bandyopadhyay, recent updates by Carlo Segre.

Calculations are based on data compiled By W. H.McMaster et. al.

Fluorescence yield data by M. O. Krause, J. Phys. Chem. Ref. Data. 8,307(1979).


Please report problems to Carlo Segre (segre@iit.edu).