thorium

How To Use thorium In A Sentence

• The precipitate is thorium oxalate, which is washed with hot water, dried, and ignited. A Text-book of Assaying: For the Use of Those Connected with Mines.
• Along the way, these disintegration series produce radioactive isotopes of protactinium, thorium, actinium, radium, francium, radon, astatine, polonium, bismuth, lead, thallium and mercury.
• In addition to the reserves in already established environments, there remains another category, as yet unevaluated, of potential reserves of both thorium and uranium in minor accessory minerals of alkalic igneous rocks and carbonatites (intrusive limestones) which are widespread in western United States. Nuclear Energy and the Fossil Fuels (historical)
• Nuclear fuel, ie uranium and potentially thorium, is incredibly abundant and currently inexpensive. Coyote Blog » Blog Archive » Should We Take Another Shot at Nuclear Power?
• Considerable work, guided by the theory of radioactive transformations, has led to approximately 30 new radioactive elements being envisaged, classified in 4 series according to the primary substance: these series are uranium, radium, thorium and actinium. Marie Curie - Nobel Lecture
• Hahn diligently amassed this radioactive material by collecting small amounts from household products, such as americium from smoke detectors, thorium from camping lantern mantles, radium from clocks and tritium (as neutron moderator) from gun-sights. Greensboring® Greensboro, NC
• We can tell how the elements of high atomic weight, such as uranium and thorium, are constantly giving off particles and are thus by loss or decomposition being changed over into other elements, such as radium, niton, polonium and lead. Q. E. D., or New Light on the Doctrine of Creation
• Helium is also made by radioactive decay of uranium and thorium, both of which decay by emission of alpha particles.
• Similar damage is caused by the alpha recoil, which is a trace of the energy released during the alpha decay of uranium and thorium isotopes.
• If the metal thorium is exposed in a reactor to neutron bombardment, it may be transformed into a fissionable isotope of uranium having a mass 233. The Peacetime Applications of Atomic Energy