Laser-differential-confocal-technology-based atomic force nuclear fusion pellet surface profile measuring method and device

A comprehensive measurement and fusion target technology, which is applied in the direction of measuring devices, optical devices, and material excitation analysis, can solve the problems of target capsule damage, insufficient comprehensive measurement capabilities, and inability to fully reveal the phenomenon and laws of target capsule structure changes. Effect of suppressing differences in surface properties
CN109959348AActive Publication Date: 2019-07-02BEIJING INSTITUTE OF TECHNOLOGYGY
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
BEIJING INSTITUTE OF TECHNOLOGYGY
Publication Date
2019-07-02

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Abstract

The invention, which belongs to the technical field of confocal microscopic imaging, atomic force microscopic imaging and laser inertial confinement nuclear fusion, discloses a laser-differential-confocal-technology-based atomic force nuclear fusion pellet surface profile measuring method and device. According to the invention, on the basis of combination of the laser differential confocal technology with the atomic force probe scanning detection technology, , precision tomography focusing fixing is carried out on the laser fusion pellet surface and spherical center to obtain the outer diameter of the pellet; lateral high-resolution scanning is carried out on the surface contour of the pellet by using the atomic force probe; with the laser differential confocal technology, the axial position of the atomic force probe is monitored to realize high-resolution detection of the surface contour of the pellet; and then with the orthogonal rotary drive technology, three-dimensional rotary driving is performed on the pellet to obtain surface three-dimensional height distribution of the pellet, thereby realizing high-resolution detection of the surface contour of the nuclear fusion pellet. Therefore, the laser-differential-confocal-technology-based atomic force nuclear fusion pellet surface profile measuring method and device have the broad application prospects in fields of laser inertial confinement nuclear fusion, high energy physics and precision detection.
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Description

technical field

[0001] The invention belongs to the technical fields of confocal microscopic imaging, laser inertial confinement nuclear fusion and precision photoelectric measurement, combines laser confocal technology with Raman spectrum detection technology, and relates to a method and device for comprehensively measuring the morphology and performance parameters of laser confocal nuclear fusion target pellets , has broad application prospects in the fields of laser inertial confinement fusion, high-energy physics and precision detection.

[0002] technical background

[0003] Laser inertial confinement fusion (ICF) is an important means of artificially simulating nuclear explosions and celestial body evolution, and it is also an important direction for human beings to explore future clean energy, so it has very important scientific research and practical significance. In the laser inertial confinement fusion experiment, the hollow laser fusion target capsule filled with d...

Claims

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