High mass resolution spectrometer for isotope seperator on line(ISOL) in(Beijing) radioactive ion-beam facilities(BRIF) project requires mass resolving power of(20 000).
Geochron Laboratories was the first laboratory to provide high quality isotopic analyses to geological and archaeological communities on a comercial basis.
Moreover, in each part of the River, these Gangdese-derived zircons show characteristic eHf(T) values that could be correlated to the neighboring batholithic values.
Objective To test the possibility of evaluating early nerve regeneration by in vivo detection of the radioiodined-axoplasm, and compare this method with the electromyography examination.
Uranium isotope abundance ratio has been measured by total sample evaporation and signal integration,and a thermal surface ionization mass sepctrometry equipped with multicollector has been used.