A synthetic radioisotope is a radionuclide that is not found in nature: no natural process or mechanism exists which produces it, or it is so unstable...

A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is a nuclide that has excess numbers of either neutrons or protons, giving it...

prices of some synthetic radioisotopes range to trillions of dollars. While the difficulty of obtaining macroscopic samples of synthetic elements in part...

the first scientists to measure the 23-minute half life of the synthetic radioisotope uranium-239 and to establish chemically that it was an isotope of...

one very long-lived radioisotope, 174Hf, with a half-life of 7.0×1016 years. In addition, there are 34 known synthetic radioisotopes, the most stable of...

and the radionuclide is extracted by elution from germanium-68, a synthetic radioisotope of germanium, in gallium-68 generators. Neutrino detection: Gallium...

long-lived (half-life 4.83×1011 years) radioisotope (190Pt). There are also 34 known synthetic radioisotopes, the longest-lived of which is 193Pt with...

contexts, experiments that use radioisotope tracers are sometimes called radioisotope feeding experiments. Radioisotopes of hydrogen, carbon, phosphorus...

232Th Intermediate decay product of 237Np Thallium-201 (201Tl) is a synthetic radioisotope of thallium. It has a half-life of 73 hours and decays by electron...

chemistry suspension (chemistry) Svante Arrhenius Syenite Sylvite synthetic radioisotope systematic element name Tabun Talc Talcum Tantalite Tantalum Tanzanite...

78×1010 years; it makes up about 2.5% of natural lutetium. To date, 40 synthetic radioisotopes of the element have been characterized, ranging in mass number...

Tauson (1917–1989), a Russian geochemist. Disused trade names for the synthetic product include strontium mesotitanate, Diagem, and Marvelite. This product...

decay into isotopes of niobium, technetium, and ruthenium. Of the synthetic radioisotopes, the most stable is 93Mo, with a half-life of 4,839 years. The...

stable isotopes: gallium-69 and gallium-71. Twenty-nine radioisotopes are known, all synthetic, with atomic masses ranging from 60 to 89; along with three...

with a half-life of 52,500 years. A shorter-lived naturally occurring radioisotope, 210Pb with a half-life of 22.2 years, is useful for studying the sedimentation...

visits from local indigenous peoples. The United States Navy placed radioisotope thermoelectric generator-powered environmental monitoring equipment on...

being terbium-135 (both with unknown exact mass). The most stable synthetic radioisotopes of terbium are terbium-158, with a half-life of 180 years, and...

neodymium, samarium, osmium, and uranium each have two primordial radioisotopes (113 Cd , 116 Cd ; 128 Te , 130 Te ; 124 Xe , 136 Xe ; 144 Nd , 150...

France, which suggests that seaweed is an iodine hyperaccumulator. Synthetic radioisotopes also can be detected in silt. Busby[citation needed] quotes a report...

no stable isotopes of tennessine. Tennessine has only two known synthetic radioisotopes, tennessine-293 and tennessine-294. Approximately six million metric...

first isotope to be synthesized was 277Cn in 1996. There are 6 known radioisotopes (with one more unconfirmed); the longest-lived isotope is 285Cn with...

ionization type smoke detectors and is a potential fuel for long-lifetime radioisotope thermoelectric generators (RTGs). Its common parent nuclides are β− from...

from the Ivy Mike H-bomb test) was 253Es in 1952. There are 18 known radioisotopes from 240Es to 257Es, and 4 nuclear isomers. The longest-lived isotope...

Nihonium (113Nh) is a synthetic element. Being synthetic, a standard atomic weight cannot be given and like all artificial elements, it has no stable isotopes...

29Si and 30Si. Si is used in derivatizing agents for MS techniques. Radioisotopic labeling is a technique for tracking the passage of a sample of substance...

around the axis of the antenna. Its electric power was supplied by four radioisotope thermoelectric generators that provided a combined 155 watts at launch...

as these will affect test results. Stress and recently administered radioisotope scans[citation needed] can artificially increase levels and may invalidate...

Mound Laboratories, Ohio explored the possibility of using 210Po in radioisotope thermoelectric generators (RTGs) as a heat source to power satellites...

exceeds that of the ground state of the same isotope. Isotopes of iridium "Radioisotope Brief: Iridium-192 (Ir-192)". Retrieved 20 March 2012. Braggerly, L....

done with the isotope 13C. Carbon-14 (14C) is a naturally occurring radioisotope, created in the upper atmosphere (lower stratosphere and upper troposphere)...