Note on the association of helium and thorium in minerals
The question has been often raised of whether or not helium is a product of thorium radio-activity. My own view throughout has been that it is. Mr. Boltwood has recently argued that the helium in radio-active minerals may always be attributed to the action of the uranium-radium series of transformat...
Published in: | Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character |
---|---|
Format: | Article in Journal/Newspaper |
Language: | English |
Published: |
The Royal Society
1907
|
Subjects: | |
Online Access: | http://dx.doi.org/10.1098/rspa.1907.0074 https://royalsocietypublishing.org/doi/pdf/10.1098/rspa.1907.0074 |