It is generally recognized that long term development of nuclear power as part of the world's future energy mix will require fast reactor technology with a closed fuel cycle. The fast neutron spectrum ...

Fast neutron reactors ... in the fuel to extract up to 70 times more energy, reducing the need for new uranium resources. Fast reactors also operate in what is known as a closed nuclear fuel cycle. A ...

Most new nuclear ... (U-235) fuel. This is where fast neutron reactors are highly attractive. Fast neutron reactors can also fission other fissile elements, covering the full spectrum of neutron ...