weapons-grade

Much of this remains dangerous for thousands of years, and a proportion of it can be used to produce weapons-grade plutonium.

Staff at the Oak Ridge National Laboratory in Tennessee thwart the author's efforts to get his hands on some weapons-grade plutonium.

Evaporation in the cooling pools used for spent fuel rods led to the detonation of stored weapons-grade plutonium and uranium.

New Delhi is estimated to have manufactured weapons-grade plutonium for at least 100 warheads.

Earlier this month it said it had produced more weapons-grade plutonium.

In a major and welcomed development, Russia announced that it will close its last weapons-grade plutonium production reactor.

The international community is concerned the fuel research could produce weapons-grade material for a nuclear weapon.

When enriched to a high degree, uranium can be used as weapons-grade material. Plutonium can be used in atomic bombs.

Accounting has since improved, and the country is now thought to have around 145 metric tons of weapons-grade plutonium.

Citing official records, Mr Langewiesche says that criminal markets have never produced sufficient weapons-grade fuel to make a bomb.

At the weekend Mahmoud Ahmadi-Nejad, president, announced moves that would take the country a step closer to weapons-grade uranium.

Some critics say the summit came up short in securing solid commitments for the disposal of weapons-grade uranium and plutonium.

And to get the uranium to weapons grade it has only to run the stuff often enough through Natanz's centrifuges .

Pyongyang already has a small stockpile of plutonium but enriched uranium can provide an alternative route to weapons grade material.

Iran can't produce enough weapons-grade uranium until at least 2010.

These actions have halted the DPRK's ability to produce additional weapons-grade plutonium for its nuclear weapons program.

The United States and Russia signed an agreement to dispose of 68 tons of weapons-grade plutonium.

For Iran to build a nuclear weapon it would need a stockpile of uranium enriched to weapons-grade purity.

Performance of near-weapons-grade plutonium fuel pins in commercial light water reactors.

And the GNEP reversesAmerica's ban on civilian reprocessing, which critics say could encourage the proliferation of weapons-grade materials.

The low-enriched uranium at Natanz, enough for one test, has neither been moved nor enriched to weapons grade.

But not his eyes. His eyes were young and bright, their weapons-grade intensity intact.

Enrichment can yield both nuclear fuel and weapons-grade material.

There are about 130 research reactors around the world running on weapons-grade uranium.

The Navy has handed out contracts tobegin design work on a weapons-grade "Holy Grail. "

For now, it is true, Iran is enriching the uranium at below weapons grade.

Russia and America finalised a decade-old deal to eliminate 68 tonnes of weapons-grade plutonium, enough for nearly 17, 000 nuclear devices.

The ADE -2 reactor has been producing weapons- grade plutonium for nearly 52 years .

that weapons-grade highly enriched uranium and plutonium that could be used to make nuclear bombs might go missing;

Disposal of Surplus Weapons Grade Plutonium