almost all the primordial isotopes of the alkali metals are odd–even (the exceptions being the light stable isotope lithium-6 and the long-lived radioisotope...

enriched lithium as its fusion fuel. Natural lithium is a mixture of lithium-6 and lithium-7 isotopes (with 7.5% of the former). The enriched lithium used...

increased through the process of isotope separation. Naturally occurring uranium is composed of three major isotopes: uranium-238 (238U with 99.2732–99...

than 15 minutes. The isotopes of cobalt range in atomic weight from 50 u (50Co) to 73 u (73Co). The primary decay mode for isotopes with atomic mass unit...

of isotopes of stable atoms. Thomson's device was a crude version of the instrument we now term a mass spectrometer. Neon has three stable isotopes: 20Ne...

48 MeV of energy. The known isotopes of silicon range in mass number from 22 to 46. The most common decay mode of the isotopes with mass numbers lower than...

4.5 billion years for different isotopes, making them useful for dating the age of the Earth. The most common isotopes in natural uranium are uranium-238...

stable isotopes of potassium can be laser cooled and used to probe fundamental and technological problems in quantum physics. The two bosonic isotopes possess...

of neptunium-237, these are the five most stable isotopes of radium. All other 27 known radium isotopes have half-lives under two hours, and the majority...

This list contains fictional chemical elements, materials, isotopes or subatomic particles that either a) play a major role in a notable work of fiction...

microscopy tools to do with stable isotopes almost everything that is traditionally done with radioactive isotopes, and eventually obtained SIMS (Secondary...

to power some spacecraft. Plutonium isotopes are expensive and inconvenient to separate, so particular isotopes are usually manufactured in specialized...

isotopes primarily undergo beta plus decay to isotopes of arsenic, and isotopes heavier than the stable isotopes undergo beta minus decay to isotopes...

1951, is a French researcher specializing in isotope geochemistry and cosmochemistry. His work on the isotopes of hydrogen has enhanced the understanding...

International Travel Service Co, 18 April 2019. Du Yongsheng; et al. (April 2018), "Evalutation of Boron Isotopes in Halite as an Indicator of the Salinity...

hydrogen or the trihydrogen cation. Hydrogen has three naturally occurring isotopes, denoted 1 H, 2 H and 3 H. Other, highly unstable nuclei (4 H to 7 H) have...

percent upon melting. Gallium has 30 known isotopes, ranging in mass number from 60 to 89. Only two isotopes are stable and occur naturally, gallium-69...

seven stable isotopes and two long-lived radioactive isotopes. More than 40 unstable xenon isotopes undergo radioactive decay, and the isotope ratios of...

(praseodymium) isotopes, and the primary products after 142Nd are element Pm (promethium) isotopes. Four of the five stable isotopes are only observationally...

Wusute Yadan Geological Park, 2 May 2019. Du Yongsheng; et al. (April 2018), "Evalutation of Boron Isotopes in Halite as an Indicator of the Salinity...

isotopes are lutetium-174 with a half-life of 3.31 years, and lutetium-173 with a half-life of 1.37 years. All of the remaining radioactive isotopes have...

and iron, so as to recycle long-lived waste isotopes such as neptunium-237 into shorter-lived isotopes more useful as nuclear fuel. One neptunium-based...

artificial isotopes of zirconium have been synthesized, ranging in atomic mass from 77 to 114. 93Zr is the longest-lived artificial isotope, with a half-life...

Platinum also has 38 synthetic isotopes ranging in atomic mass from 165 to 208, making the total number of known isotopes 44. The least stable of these...

Investigation of the Transmutation of Lithium and Boron by Protons and of Lithium by Ions of the Heavy Isotope of Hydrogen". Proceedings of the Royal...

ignite in air when finely divided. All known thorium isotopes are unstable. The most stable isotope, 232Th, has a half-life of 14.05 billion years, or about...

is generated. Radon isotopes are the immediate decay products of radium isotopes. The instability of 222Rn, its most stable isotope, makes radon one of...

(2013), pp. 172–173. Yu & al. (2013), p. 182. Du Yongsheng; et al. (April 2018), "Evalutation of Boron Isotopes in Halite as an Indicator of the Salinity...

(2013), pp. 172–173. Yu et al. (2013), p. 182. Du Yongsheng; et al. (April 2018), "Evaluation of boron isotopes in halite as an indicator of the salinity of...

Earth's crust. One of the least stable niobium isotopes is 113Nb; estimated half-life 30 milliseconds. Isotopes lighter than the stable 93Nb tend to β+ decay...