Abstract:
An object is to be capable of inducing a nuclear fusion reaction at a relatively high efficiency and downsize a device. A nuclear fusion device 1 of the present invention includes a nuclear fusion target 7 including a target substrate 7a containing deuterium or tritium and a thin-film layer 7b containing deuterium or tritium stacked on the target substrate 7a, a vacuum container 5 for storing the nuclear fusion target 7, and a laser unit 3 for irradiating two successive first and second pulsed laser lights P 1 , P 2 toward the thin-film layer 7b of the nuclear fusion target 7, and the intensity of the first pulsed laser light P 1 is set to a value that is smaller than that of the second pulsed laser light P 2 and allows peeling of the thin-film layer 7b from the target substrate 7a.
Abstract:
Provided are a device for quantum beam generation and a method for quantum beam generation capable of implementing automatic continuous quantum beam generation, and a device for laser fusion. The device has a target supply unit 4a for supplying a target 2a to a chamber 3a, a target monitor 5a for monitoring the target 2a present inside the chamber 3a, a laser light irradiator 6a for irradiating the target 2a present inside the chamber 3a, with laser light 8a, and a controller 7a. The target supply unit 4a emits the target 2a at a timing for emitting, that is controlled by the controller 7a, into a preset emission direction 3d inside the chamber 3a, and the controller 7a calculates an irradiation point 4d with the laser light 8a, calculates a timing for arriving of the target 2a at the irradiation point 4d, and makes the laser light irradiator 6a irradiate the target with the laser light, based on the irradiation point 4d and the timing for arriving.
Abstract:
To relatively easily control energy to be supplied to plasma positioning at a center of a target, a target shell supply device 3 that supplies a target shell Tg1 to a chamber 2, a target shell monitoring device 4 that monitors an attitude and a position of the target shell Tg1, a compression laser output device 5a that irradiates the target shell Tg1 with a compression laser light LS1, and a heating laser output device 6 that irradiates the target shell Tg1 with a heating laser light LS3 following the compression laser light LS1 are provided. The target shell Tg1 has a hollow spherical shell shape, includes an approximately spherical space Sp on an inner side thereof, includes at least one through hole H1 connecting an outer side thereof and the space Sp, and includes, on an outer surface Sf1 thereof, irradiation areas Ar1 and Ar2 to be irradiated with compression laser lights.
Abstract:
PROBLEM TO BE SOLVED: To relatively easily control energy supplied to plasma in a center part of a target.SOLUTION: A laser nuclear fusion apparatus comprises: a target shell supply device 3 supplying a target shell Tg1 into a chamber 2; a target shell monitoring device 4 monitoring the posture and position of the target shell Tg1; a compression laser output device 5a and the like, irradiating the target shell Tg1 with a compression laser beam LS1; a heating laser output device 6 irradiating the target shell Tg1 with a heating laser beam LS3 following the compression laser beam LS1. The target shell Tg1 is formed in a hollow spherical shell shape, and is provided with a substantially spherical cavity Sp in the inside, and with at least one through hole H1 connecting the outside and the cavity Sp. An external surface Sf1 of the target shell Tg1 includes irradiation areas Ar1, Ar2 that are to be irradiated with the compression laser beam.
Abstract:
PROBLEM TO BE SOLVED: To induce a nuclear fusion reaction with higher efficiency and downsize an apparatus. SOLUTION: The nuclear fusion apparatus 1 includes a target substrate 7a containing deuterium or tritium, a nuclear fusion target material 7 laminated on the target substrate 7a and including a thin film layer 7b containing deuterium or tritium, a vacuum vessel 5 housing the nuclear fusion target material 7, and a laser device 3 irradiating with two continuous first and second pulse laser light P 1 , P 2 to the thin film layer 7b of the nuclear fusion target material 7. The intensity of the first pulse laser light P 1 and the intensity of the second pulse laser light P 2 are arranged such that the former is smaller than the latter and the thin film layer 7b can be peeled from the target substrate 7a. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a quantum beam generator, a quantum beam generation method and a laser nuclear fusion device that are capable of automatically generating a quantum beam consecutively.SOLUTION: The quantum beam generator comprises: a target feed device 4a that feeds a target 2a to a chamber 3a; a target monitoring device 5a that monitors the target 2a present on an inner side of the chamber 3a; a laser light irradiation device 6a that irradiates the target 2a present on the inner side of the chamber 3a with laser light 8a; and a control device 7a. The target feed device 4a emits the target 2a at an emission timing to be controlled by the control device 7a in a preliminarily set emission direction 3d in the inner side of the chamber 3a, and the control device 7a calculates an irradiation point 4d of the laser light 8a, calculates an arrival timing of the target 2a to the irradiation point 4d and irradiates the laser light irradiation device 6a with the laser light on the basis of the irradiation point 4d and the arrival timing.