Patent Number: 
Section: claims

1. A method of retrofitting a nuclear reactor comprising the steps of:providing a nuclear reactor including radioactive fuel installed in a reactor core, said reactor designed to generate heat by controlling a neutron fission process;subsequent to operating the neutron fission process in said nuclear reactor, installing a plurality of emitter devices each configured to generate an energy beam impinging on the reactor core to induce a photo-fission reaction in the fuel. 2. The method of claim 1, further comprising the step of installing additional shielding in said nuclear reactor to absorb portions of the energy beam not absorbed by the reactor core or the fuel. 3. The method of claim 1, further comprising the step of extracting heat from said nuclear reactor during said photo-fission process to perform useful work. 4. The method of claim 1, further comprising the step of, after at least partially depleting said fuel using neutron fission, at least partially decontaminating said fuel using the photo-fission process over a period of time. 5. The method of claim 1, wherein said emitter device comprises:a source of charged particles;a conduit;a plurality of capacitor elements stacked to form a capacitor array configured to accelerate the charged particles through the conduit which is formed through the capacitor array, each one of said capacitor elements utilizing a pair of electrodes having a layer including diamond or diamond-like carbon, and a plurality of photo switches each including a diamond crystal and being uniformly arranged around the capacitor element for activation during a discharge of the capacitor element; anda cooling system for circulating a coolant in the device for cooling the device, whereinsaid device is adapted to emit an energy beam including gamma rays as a result of accelerating the charged particles. 6. The method of claim 5, wherein each emitter device comprises a plurality of capacitor elements each including a pair of electrodes having a layer including diamond or diamond-like carbon. 7. The method of claim 6, wherein each emitter device comprises a plurality of photo switches each including a diamond crystal and being uniformly arranged around the capacitor element for activation during a discharge of the capacitor element. 8. The method of claim 5, further comprising the step of installing additional shielding in said nuclear reactor to absorb portions of the energy beam not absorbed by the reactor core or the fuel. 9. The method of claim 5, further comprising the step of, after at least partially depleting said fuel using neutron fission, at least partially decontaminating said fuel using the photo-fission process over a period of time. 10. A method of retrofitting a nuclear reactor comprising the steps of:providing a nuclear reactor including radioactive fuel installed in a reactor core, said reactor designed to generate heat by controlling a neutron fission process;subsequent to operating the neutron fission process in said nuclear reactor, installing a plurality of emitter devices each arranged to focus an energy beam to impinge on the reactor core to induce a photo-fission reaction in the fuel, said emitter device comprising:a conduit, anda plurality of capacitor elements stacked to form a capacitor array configured to accelerate the charged particles through the conduit which is formed through the capacitor array, whereinsaid emitter device is adapted to emit the energy beam including gamma rays as a result of accelerating the charged particles. 11. The method of claim 10, wherein each one of said capacitor elements utilizes a pair of electrodes having a layer including diamond or diamond-like carbon. 12. The method of claim 10, wherein each emitter device comprises a plurality of photo switches each including a diamond crystal. 13. The method of claim 12, wherein said photo switches are uniformly arranged around the capacitor elements for activation during a discharge of the capacitor elements. 14. The method of claim 10, further comprising the step of installing additional shielding in said nuclear reactor to absorb portions of the energy beam not absorbed by the reactor core or the fuel. 15. The method of claim 10, further comprising the step of, after at least partially depleting said fuel using neutron fission, at least partially decontaminating said fuel using the photo-fission process over a period of time. 16. A method of retrofitting a nuclear reactor comprising the steps of:providing a nuclear reactor including radioactive fuel installed in a reactor core, said reactor designed to generate heat by controlling a neutron fission process;subsequent to operating the neutron fission process in said nuclear reactor, performing the steps of:installing a plurality of emitter devices each configured to generate an energy beam impinging on the reactor core to induce a photo-fission reaction in the fuel,installing additional shielding in said nuclear reactor to absorb portions of the energy beam not absorbed by the reactor core or the fuel, andafter at least partially depleting said fuel using neutron fission, at least partially decontaminating said fuel using the photo-fission process over a period of time;wherein said emitter device comprises:a conduit;a plurality of capacitor elements stacked to form a capacitor array configured to accelerate charged particles through the conduit which is formed through the capacitor array, each one of said capacitor elements utilizing a pair of electrodes having a layer including diamond or diamond-like carbon, and a plurality of photo switches each including a diamond crystal and being uniformly arranged around the capacitor element for activation during a discharge of the capacitor element; anda cooling system for circulating a coolant in the device for cooling the device, whereinsaid emitter device is adapted to emit the energy beam including gamma rays as a result of accelerating the charged particles.