1972EM01: ¹⁰Be; measured T_1/2.

1972MC26: ¹⁰Be; measured T_1/2.

1972YI01: ¹⁰Be; measured T_1/2.

1993MI26: ¹⁰Be(β^-); analyzed ¹⁰Be isotope ratio data; deduced T_1/2.

Measured half-life for ¹⁰Be(β^-)¹⁰B

Adopted value:	(1.51 ± 0.04) x 106 y;	weighted average of (1987HO1P and 1993MI26).
Measured values:	(1.53 ± 5%) x 106 y	(1993MI26)
	(1.48 ± 5%) x 106 y	(1993MI26)
	(1.51 ± 0.06) x 106 y	(1987HO1P)
	(1.6 ± 0.2) x 106 y	(1972EM01)
	(1.7 ± 0.4) x 106 y	(1972MC26)
	(1.5 ± 0.3) x 106 y	(1972YI01)
	(2.7 ± 0.4) x 106 y	(1949HU19); mean of previous measurements.
	(2.5 ± 0.5) x 106 y	(McMillan, Phys. Rev. 72 (1947) 591)

Previous Measurements

 

Log ft		Eβ(max) (keV)
(FE51B)	13.65	(1949HU19)	570 ± 10
a	13.42	(1951LI26)	556 ± 3
b	13.397 ± 0.017	c	560 ± 10
d	13.396 ± 0.012

a) B. Zimmerman and G. Fox, private communication to Fay Ajzenberg-Selov (1974AJ01).

b) M.J. Martin, private communication to Fay Ajzenberg-Selov (1988AJ01).

c) See (McMallin, Phys. Rev. 72 (1947) 591).

d) See (2004TI06).

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A = 10 Beta-Decays Diagram

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Last modified: 15 November 2007