Chemical Signatures for Superheavy Elementary Particles
Models of unified fundamental interactions suggest the existence of many particles in the mass range 10 $\times $ 10$^{9}$ to 100 $\times $ 10$^{12}$ electron volts. Among these may be charged particles, X$^{\pm}$, that are stable or nearly so. The X$^{+}$'s would form superheavy hydrogen, whil...
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Veröffentlicht in: | Science (American Association for the Advancement of Science) 1981-08, Vol.213 (4508), p.607-611 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Models of unified fundamental interactions suggest the existence of many particles in the mass range 10 $\times $ 10$^{9}$ to 100 $\times $ 10$^{12}$ electron volts. Among these may be charged particles, X$^{\pm}$, that are stable or nearly so. The X$^{+}$'s would form superheavy hydrogen, while the X$^{-}$'s would bind to nuclei. Chemical isolation of naturally occurring technetium, promethium, actinium, protactinium, neptunium, or americium would indicate the presence of superheavy particles in the forms RuX$^{-}$, SmX$^{-}$, $^{232}$ThX$^{-}$, $^{235,236,238}$UX$^{-}$, $^{244}$PuX$^{-}$, or $^{247}$CmX$^{-}$. Other substances worth searching for include superheavy elements with the chemical properties of boron, fluorine, manganese, beryllium, scandium, vanadium, lithium, neon, and thallium. |
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ISSN: | 0036-8075 1095-9203 |
DOI: | 10.1126/science.213.4508.607 |