Research Notes I, 1949 (Fu Chun Yu Lab Notebooks)

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Book No. S 5651 Research Notes I Fu Chun Yu

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F. C. Yu Nuclear Induction Laboratory Department of Physics Stanford University Stanford, California July 1, 1949 - ? c= 299789.3 +/- 0.5 (+0.35) km/sec

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Nuclear pairs differing by neutrons or protons

Isotope Percent Abundance Spin Magnetic Moment

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Isotope	Percent Abundance	Spin	Magnetic Moment
₄₇Ag¹⁰⁷	~~48.1~~ 51.9	1/2	- 0.10
₄₇Ag¹⁰⁹	48.1	1/2	- 0.19
[checkmark] ₄₈Cd¹¹¹	13.0	1/2	~~- 0.65~~ - 0.595
[checkmark] ₄₈Cd¹¹³	12.3	1/2	~~- 0.65~~ - 0.623
[checkmark] ₅₀Sn¹¹⁵	0.4	1/2	~~- 0.90~~ - 0.918
₄₉In¹¹³	4.5	9/2	5.52
₄₉In¹¹⁵	95.5	9/2	5.52
₅₁Sb¹²¹	56	5/2	3.7
₅₁Sb¹²³	44	7/2	2.8
(Known) ₅₇La¹³⁹	100	7/2	2.76
para [left arrow] ₅₉Pr¹⁴¹	100	5/2

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Isotope	Percent Abundance	Spin	Magnetic Moment

X { [v]60[/v] Nd [^]143[/^] (checkmark)	13.0
X { [v]60[/v] Nd [^]145[/^]	9.2
X { [v]62[/v] Sm [^]147[/^]	16.1
X { [v]62[/v] Sm [^]149[/^]	15.5
X [v]63[/v] Eu[^]151[/^]	49.1	5/2	3.4
X [v]63[/v] Eu[^]153[/^]	50.9	5/2	1.5
X [v]64[/v] Gd [^]155[/^]	18.4
X [v]64[/v] Gd [^]157[/^]	18.9
X [v]66[/v] Dy [^]161[/^]	21.1
X [v]66[/v] Dy [^]163[/^]	24.8
X [v]70[/v] Yb [^]171[/^]	14.26	1/2	0.45
X [v]70[/v] Yb [^]173[/^]	17.02	5/2	- 0.65

Last edit over 3 years ago by heidimarie

Research Notes I, 1949

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