Sentences with phrase «other radioactive isotopes»

Uranium - 235 (U-235) is an isotope of uranium widely used for nuclear power generation and, like all other radioactive isotopes used in medicine, it has been also employed for diagnosis and treatment of diseased organs and tumors.

He envisions a global array of about 100 manganese - 54 experiments, along with tests featuring other radioactive isotopes that might work even better.

The breached reactor would then spew «16 percent of the core inventory» — «inventory» meaning cesium 137, along with 68 other radioactive isotopes in the hot nuclear fuel.

Not exact matches

For use of other types of radioactive isotopes, it is not necessary to completely wean.

These include radioactive isotopes, antimetabolites, cancer chemotherapy agents, and a small number of other medications.

Breastfeeding is contraindicated in infants with classic galactosemia (galactose 1 - phosphate uridyltransferase deficiency) 103; mothers who have active untreated tuberculosis disease or are human T - cell lymphotropic virus type I — or II — positive104, 105; mothers who are receiving diagnostic or therapeutic radioactive isotopes or have had exposure to radioactive materials (for as long as there is radioactivity in the milk) 106 — 108; mothers who are receiving antimetabolites or chemotherapeutic agents or a small number of other medications until they clear the milk109, 110; mothers who are using drugs of abuse («street drugs»); and mothers who have herpes simplex lesions on a breast (infant may feed from other breast if clear of lesions).

Some reports suggest they may have carried out 14 other assassinations in the UK since the killing of Alexander Valterovich Litvinenko using a radioactive isotope in 2006.

Very recently a new technique called positron emission transverse tomography has been developed that makes it possible to detect from outside the skull the presence of deoxyglucose or other substances labeled with positron emission radioactive isotopes.

For a year, in addition to testing air samples for radioactive isotopes, Bartke collected soil organisms, insects and other invertebrates, and a few snakes and lizards, making do with the little equipment and few supplies that he had.

The original dust particles were made largely of silicates mixed with other materials, including water and aluminum 26, a radioactive isotope with a half - life of about 700,000 years.

He found that the material was laced with radioactive isotopes of phosphorus, cobalt, zinc, silver and other elements, enough to provide raw material for a serious research programme.

With more than 17 million Americans now living within one mile of an oil and gas well, there is concern about the possible contamination of surface and groundwater by trace metals, radioactive isotopes and other inorganic compounds released in these areas, they point out.

A team of researchers from RIKEN, the University of Tokyo and other institutions in Japan and Italy has provided evidence for a new nuclear magic number in the unstable, radioactive calcium isotope 54Ca.

Spencer and other team members speculated that the bodies could be powered by radioactive isotopes or by heat left over from their formation.

The age of the fossils was corroborated by radiometric dating (using radioactive isotopes), the global paleomagnetic sequence (signatures of reversals of Earth's magnetic field found in the samples), and fossil correlations (age of other fossils).

The cause of the heating can not be long - lived radioisotopes; given the primordial concentrations of the isotopes and the expected rate of heat loss, calculations show that the radioactive decay could not have melted Vesta or any other asteroid.

According to the Marine Technology Society, brown seaweeds, such as kelp, contain fucoidan and algin, which have been shown to remove lead, mercury, cadmium, barium, tin and other heavy metals from tissues.20 Seaweeds also help remove radioactive isotopes from the body.

A fossil is the remains or traces of a once - living plant or animal that was preserved in rock or other material before the beginning of recorded history Carbon - 14, 14 C, or radiocarbon, is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.

Some of the isotopes are stable whereas others can be unstable and radioactive in nature.

Uranium dating is one of the ways of determining the age of ancient objects, even one million years old, by measuring how much of the following are present in them: the amount of radioactive isotopes of uranium, and the amount of other materials into which the radioactive isotopes would decompose.

Dating is a stage of romantic relationships in humans whereby two people meet socially with the aim of each assessing the other's suitability as a Carbon - 14, 14 C, or radiocarbon, is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.

The technique hinges on carbon - 14, a radioactive isotope of the element that, unlike other more stable forms of carbon, decays away at a steady rate.

Some have been used for medical isotope transport casks, some for industrial radioactive source shields, some for military anti-tank projectiles, some for tank armor, and other minor applications.