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US 2026/0204440 A1Published application
Single laser synchronized light source for fusion system and method for energy generation
AssigneeBlue Laser Fusion, Inc.
InventorsShuji NAKAMURA, Hiroaki OHTA
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Abstract
A pulsed laser source device configured to a plurality of Fabry Perot resonant cavities. The pulsed laser source device uses a single laser beam to provide a frequency, a wavelength, and a phase, each of which is matched with a plurality of laser beams configured, respectively, with the plurality of Fabry Perot resonant cavities to generate a high intensity beam for laser fusion.
Claims29
A laser fusion system comprising:
- a single-mode continuous wave (CW) laser device configured to emit a laser beam;
- a beam splitter device coupled to the single-mode CW laser device and configured to
- split the laser beam into a plurality of individual beams, each of the individual beams being coupled to an output of the beam splitter device and having an initial beam intensity, frequency, wavelength, phase and waveshape, each of the individual beams having the same frequency, wavelength, phase, and waveshape;
- a plurality of input waveguide devices coupled to the output of the beam splitter device
- such that each input waveguide device is configured to receive one of the individual beams from the beam splitter device;
- a plurality of electro-optic modulators (EOMs) coupled to the plurality of input
- waveguide devices such that each EOM is configured to modulate one of the individual beams from one of the input wave guide devices;
- a plurality of beam shaping systems coupled to the plurality of EOMs such that each
- beam shaping system is configured to generate a pulsed laser beam using one of the individual beams from one of the EOMs;
- a plurality of laser amplifiers coupled to the plurality of beam shaping systems such that
- each laser amplifier is configured to amplify an intensity of one of the individual beams from one of the beam shaping systems and is configured to generate an amplified pulsed laser beam;
- a plurality of configurations of optical elements coupled to a plurality of pairs of mirror
- devices and to the plurality of laser amplifiers such that each configuration of optical elements is configured, using one of the amplified pulsed laser beams from one of the laser amplifiers, to generate a uniform laser beam to a back side of a first mirror device in one of the pairs of mirrors devices, wherein each configuration of optical elements comprises one or more optical elements;
- and
- a plurality of optical enhancement cavities (OECs) coupled to the plurality of
- configurations of optical elements and to the plurality of pairs of mirror devices such that each OEC is configured to receive one of the uniform laser beams from one of the configurations of optical elements and to circulate the uniform laser beam between one of the pairs of mirror devices to cause the uniform laser beam to increase in intensity from an initial intensity to a final intensity and resonate between the pair of mirror devices.
13 more elements
A laser fusion system comprising:
- a single-mode continuous wave (CW) laser device configured to emit a laser beam;
- a beam splitter device coupled to the single-mode CW laser device and configured to split the laser beam into a plurality of individual beams, each of the individual beams being coupled to an output of the beam splitter device and having an initial beam intensity, frequency, wavelength, phase and waveshape, each of the individual beams having the same frequency, wavelength, phase, and waveshape;
- a plurality of input waveguide devices coupled to the output of the beam splitter device such that each input waveguide device is configured to receive one of the individual beams from the beam splitter device;
- a plurality of electro-optic modulators (EOMs) coupled to the plurality of input waveguide devices such that each EOM is configured to modulate one of the individual beams from one of the input wave guide devices;
- a plurality of beam shaping systems coupled to the plurality of EOMs such that each beam shaping system is configured to generate a pulsed laser beam using one of the individual beams from one of the EOMs;
- a plurality of laser amplifiers coupled to the plurality of beam shaping systems such that each laser amplifier is configured to amplify an intensity of one of the individual beams from one of the beam shaping systems and is configured to generate an amplified pulsed laser beam;
- a plurality of configurations of optical elements coupled to a plurality of pairs of mirror devices and to the plurality of laser amplifiers such that each configuration of optical elements is configured, using one of the amplified pulsed laser beams from one of the laser amplifiers, to generate a uniform laser beam to a back side of a first mirror device in one of the pairs of mirrors devices, wherein each configuration of optical elements comprises one or more optical elements;
- and a plurality of optical enhancement cavities (OECs) coupled to the plurality of configurations of optical elements and to the plurality of pairs of mirror devices such that each OEC is configured to receive one of the uniform laser beams from one of the configurations of optical elements and to circulate the uniform laser beam between one of the pairs of mirror devices to cause the uniform laser beam to increase in intensity from an initial intensity to a final intensity and resonate between the pair of mirror devices;
- wherein each OEC is a Fabry Perot resonator cavity having a center region, wherein the plurality of Fabry Perot resonator cavities are configured in a first group and a second group, wherein the center regions of the Fabry Perot resonator cavities in the first group intersect at a first center region, and wherein the center regions of the Fabry Perot resonator cavities in the second group intersect at a second center region, the first center region being spatially apart from the second center region,
6 more elements
Dependencies are inferred from the claim text.