Isotope Shifts and Hyperfine Structure in the Atomic Spectrum of Tin

1955 ◽  
Vol 68 (5) ◽  
pp. 433-438 ◽  
Author(s):  
W R Hindmarsh ◽  
H Kuhn

The isotope shifts in the spark line λ 4416 of cadmium (4 d 10 5 p 2 P 3/2 ─4 d 9 5 8 2 2 D 3/2 ) are accurately measured by means of single and double Fabry─Perot etalons and with the use of electromagnetically enriched isotopes. The shifts between successive even isotopes are found to decrease with increasing neutron number in an irregular manner. Accurate values are obtained for the odd-even and odd-odd shifts in λ 4416; this involved the study of the h. f. s. of the lines λ 3250 and λ 3535. Pronounced odd-even staggering is found. Some conclusions on the change of nuclear deformation with neutron number are drawn and possible connexions with shell structure discussed.


Three lines in the atomic spectrum of tin, λ 3262 Å, λ 3283 Å and λ 6454Å have been studied in emission under high resolution with the use of light sources containing enriched isotopic samples. Results are reported for isotope shifts in these lines for the abundant stable isotopes ( A ≽ 116). Pressure-scanned Fabry–Perot etalons provided the necessary resolution; the spectrograms for λ 6454 Å were recorded and analysed by digital techniques, and for this line hyperfine structure constants required in the interpretation of the data were also evaluated. The results for the three lines are not in good agreement with earlier work, but are shown to be self-consistent by means of a King plot. Their interpretation in terms of the nuclear charge distribution is considered in the following paper.


1983 ◽  
pp. 543-564 ◽  
Author(s):  
E. Matthias ◽  
H. Rinneberg ◽  
R. Beigang ◽  
A. Timmermann ◽  
J. Neukammer ◽  
...  

1994 ◽  
Vol 50 (2) ◽  
pp. 1112-1120 ◽  
Author(s):  
D. Zimmermann ◽  
P. Baumann ◽  
D. Kuszner ◽  
A. Werner

1982 ◽  
Vol 108 (3) ◽  
pp. 169-171 ◽  
Author(s):  
F. Touchard ◽  
P. Guimbal ◽  
S. Büttgenbach ◽  
R. Klapisch ◽  
M. De Saint Simon ◽  
...  

2007 ◽  
Vol 144 (1) ◽  
pp. 185-189 ◽  
Author(s):  
T. J. Wąsowicz ◽  
R. Drozdowski ◽  
J. Kwela

1979 ◽  
Vol 289 (2) ◽  
pp. 227-228 ◽  
Author(s):  
J. Bonn ◽  
W. Klempt ◽  
R. Neugart ◽  
E. -W. Otten ◽  
B. Schinzler

The isotope shifts in the arc line 3405 Å are measured, for all even isotopes of palladium, on enriched samples. A comparison of the shifts in palladium, cadmium and tin points to a systematic influence of the charge number on the isotope effect.


1983 ◽  
Vol 9 (4) ◽  
pp. 443-458 ◽  
Author(s):  
R C Thompson ◽  
M Anselment ◽  
K Bekk ◽  
S Goring ◽  
A Hanser ◽  
...  

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