77Se: m=0.9916 g; D= 20 mm

OLD: 77Se: m=0.919 g according to ntofdaq page. D~ 20 mm NEEDS TO BE CONFIRMED

78Se: m=1.989/pm0.001 g; D=20.09mm; t~1.7 mm

68Zn: m=1.998/pm0.001 g; D=20.02mm; t~1.39 mm