Evidence for Primordial Superheavy Elements

5 July 1976

journal article
research article
Published by American Physical Society (APS) in Physical Review Letters

Vol. 37 (1) , 11-15
https://doi.org/10.1103/physrevlett.37.11

Abstract

Microscopic crystalline monazite inclusions showing giant halo formation in biotite mica have been analyzed by the method of proton-induced x-ray emission. The observed x-ray energy spectra are best explained by the presence of a number of superheavy elements.

Keywords

This publication has 12 references indexed in Scilit:

Radiative Auger effect in heavy atoms
Physics Letters A, 1976
Intercomparison of trace element determinations in simulated and real air particulate samples
X-Ray Spectrometry, 1975
Elemental trace analysis of small samples by proton induced x-ray emission
Analytical Chemistry, 1975
Theoretical x-ray transition probabilities for high- $Z$ superheavy elements
Physical Review A, 1974
Radioactive Halos
Annual Review of Nuclear Science, 1973
$L$ X-Ray Intensity Ratios of U, Th, Pb, Ta, and Lu by $α$ -Particle-Induced Emission
Physical Review A, 1973
A multipurpose target chamber
Nuclear Instruments and Methods, 1971
Giant Radioactive Halos: Indicators of Unknown Radioactivity?
Science, 1970
X-ray analysis: Elemental trace analysis at the 10−12 g level
Nuclear Instruments and Methods, 1970
Photon cross sections from 1 keV to 100 MeV for elements Z=1 to Z=100
Atomic Data and Nuclear Data Tables, 1970