fissile


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fissile

1. Brit capable of undergoing nuclear fission as a result of the impact of slow neutrons
2. US and Canadian capable of undergoing nuclear fission as a result of any process

fissile

[′fis·əl]
(geology)
Capable of being split along the line of the grain or cleavage plane.
(nucleonics)
References in periodicals archive ?
The book opens with a brief overview of the history of nuclear weapons followed by the less well known history of producing fissile materials.
Abdel Nasser added, according to a foreign ministry statement released on Saturday, that the treaty should only allow the use of fissile material for peaceful purposes.
Amano made clear his determination that those allegations - alleged experimentation and tests to develop the expertise needed to turn fissile material into a functioning atomic bomb - must be cleared up.
To put it plainly, reduction in the production of fissile material may hamper the western designs, but quite suitable to a third world country like Pakistan.
Rather, India's nuclear posture and decisions to join arms control treaties, such as the CTBT and a fissile material cutoff treaty, will be influenced most by developments in the nuclear programs of its regional competitors, Pakistan and China.
Meanwhile, Burma's increasingly isolated government remains in the hands of generals who would do virtually anything, including, in my opinion, producing fissile material, to remain in power.
Today, there is no accurate inventory of the world's nuclear arsenals or weapons-grade fissile materials suitable for making nuclear weapons.
One of these (Hiroshima) was called a `gun device' because it worked on the same principle as firing a gun: two pieces of fissionable or fissile material are brought together very rapidly to form a single supercritical piece of material.
Fissile material is usually either highly enriched uranium or weapons-grade plutonium.
What they have lacked has been fissile material, which is typically the pacing element in nuclear weapons programs," he said.
sources, friendly countries, Iraqi defectors, and United Nations inspectors all indicate that Iraq has chemical and biological weapons now, and is within months of having a nuclear weapon if it can acquire fissile material--the key ingredient in creating a nuclear bomb--through its own devices or on the black market.
It addresses the mass of fissile materials needed to "make a bomb, yet it's clear that the critical masses given--10 kilograms for plutonium-239, 50 kg for uranium-235, and 60 kg for neptunium-237--are for bare spheres with no neutron moderation, reflection, or other factors contributing to going critical.