uranium 235


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Related to uranium 235: uranium 238

uranium 235


n.
the radioactive uranium isotope having a mass number of 235 and that undergoes fission with a release of energy when bombarded with neutrons.
[1935–40]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.uranium 235 - a uranium isotope with mass number 235uranium 235 - a uranium isotope with mass number 235; capable of sustaining chain reactions
atomic number 92, uranium, U - a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
References in periodicals archive ?
Buckley states, "For the first time in history, Thunder Energies is manufacturing an equipment producing on demand a directional flux of low energy neutrons known as a Directional Neutron Source which is ideally suited to irradiate packages, suitcases and containers to detect the presence of fissionable nuclear material, such as Uranium 235.
When the atoms of Uranium 235 in its fuel core were split, escaping neutrons would bond with an external layer of raw Uranium 238, which would then transform it into Plutonium 239.
It wasn't until after the devastation of Hiroshima that the secret of East Tennessee was revealed to the public: the hastily built complex at Oak Ridge was producing uranium 235 to fuel the first atomic bomb ever to be dropped on an enemy.
In the fission of uranium 235 nucleus, the amount of energy released is about 60,000,000 times as much as when a carbon atom burns.
Sandoval has reported the canisters contain high concentrations of uranium 235 and uranium 233, which he said could endanger workers and be a potential source of "dirty bomb" material.
Both nuclear weapons and civilian power plants use uranium with a higher than natural percentage of the uranium 235 isotope.
If we could see radioactivity, we'd think a lot of places were "permanently scarred" - for while the strontium 90 mentioned in that report has a half-life of a mere 29 years, plutonium 239's half-life is 24,000 years and those of iodine 129 and uranium 235 are well into the millions of years.
Nuclear because it is based on the fission of radioactive atoms of uranium 235 to provide heat and eventually a decommissioning process lasting years and costing a fortune produces a highly radioactive sludge which has to be transported to Cumbria to be kept cooled in special above ground vats in perpetuity, while a radioactive concrete hulk is left behind which no one is permitted to enter for at least 100 years.
Uranium 238 is utilized and not the (fissile) Uranium 235 of conventional nuclear technology.
Naturally uranium consists of a mixture of two isotopes: uranium 235 and uranium 238.
These are strange times, when a controlled chain reaction of uranium 235 atoms can be used to convert water to steam in order to drive turbines to generate electricity used to provide power to a television set so that a Jimmy Swaggart Can reach a fallow mind with the news that Earth is really only a few thousand years old.
Uranium 235 must be enriched close to 90 per cent for use in an atom bomb.