42Ca-Calcium


 
42Ca has 20 protons and 22 neutrons.
42Ca is a stable isotope.
The mass excess of 42Ca is -38547.293 with an uncertainty of ±0.148.


The mass was measured using a Penning Trap and Nuclear Physics and the related equations include:
Influence				 Equations
             85.7%		  	         41Ca(n, γ)42Ca  1  
	   10.2%			       42Sc-42Ca  2        
         3%			          42Scm-42Ca 2 
		 









Reference

1. S.W. Kikstra, C. van der Leun, S. Raman, E.T. Jurney, I.S. Towner (1989) Superallowed 42Sc(β+)42Ca decay 
 Nuclear Physics A  496(3)
https://www.sciencedirect.com/science/article/pii/0375947489900699

2. T. Eronen, V. Elomaa, U. Hager, J. Hakala, A. Jokinen, A. Kankainen, I. Moore, H. Penttila, S. Rahaman, J. Rissanen, A. Saastamoinen, T. Sonoda, J.Aysto, J.C. Hardy, V.S. Kolhinen (2006)
Q Values of the Superallowed β+ Emitters 26Alm, 42Sc, and 46V and Their Impact on Vud and the Unitarity of the Cabibbo-Kobayashi-Maskawa Matrix
Physical Review Letters  97(23)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.97.232501