US 2026/0210883 A1 · PROCESSING METHOD AND SYSTEM FOR THREE-DIMENSIONAL NEUTRON DIFFRACTION DATA OF SINGLE CRYSTAL MATERIAL

Abstract

A processing method and system for three-dimensional neutron diffraction data of single crystal material are provided, the method includes: performing a coarse scan on a single crystal sample in a pole-figure mode to determine a rotation center of a single crystal sample signal; performing a fine scan at the rotation center to obtain a three-dimensional neutron diffraction signal; decomposing the three-dimensional neutron diffraction signal to obtain a diffraction peak curve and a rocking curve plane; correcting coordinates of the rocking curve plane; decomposing a corrected rocking curve plane to obtain a rocking curve; and quantitatively analyzing a lattice constant and orientation distribution information in the three-dimensional neutron diffraction signal according to the diffraction peak curve and the rocking curve.

Claims10

Dependent claims

A processing method for three-dimensional neutron diffraction data of single crystal material, comprising:

S1, performing a coarse scan on a single crystal sample in a pole-figure mode to determine a rotation center of a single crystal sample signal;
S2, performing a fine scan at the rotation center to obtain a three-dimensional neutron diffraction signal;
S3, decomposing the three-dimensional neutron diffraction signal to obtain a diffraction peak curve and a rocking curve plane;
S4, correcting coordinates of the rocking curve plane;
S5, decomposing a corrected rocking curve plane to obtain a rocking curve;
and
S6, quantitatively analyzing a lattice constant and orientation distribution information in the three-dimensional neutron diffraction signal according to the diffraction peak curve and the rocking curve.

4 more elements

A processing system for three-dimensional neutron diffraction data of single crystal material, comprising:

module M1:
configured for performing a coarse scan on a single crystal sample in a pole-figure mode to determine a rotation center of a single crystal sample signal;
module M2:
configured for performing a fine scan at the rotation center to obtain a three-dimensional neutron diffraction signal;
module M3:
configured for decomposing the three-dimensional neutron diffraction signal to obtain a diffraction peak curve and a rocking curve plane;
module M4:
configured for correcting coordinates of the rocking curve plane;
module M5:
configured for decomposing a corrected rocking curve plane to obtain a rocking curve;
and
module M6:
configured for quantitatively analyzing a lattice constant and orientation distribution information in the three-dimensional neutron diffraction signal according to the diffraction peak curve and the rocking curve.

10 more elements

Dependencies are inferred from the claim text.

Processing method and system for three-dimensional neutron diffraction data of single crystal material

Life of this patent

Processing method and system for three-dimensional neutron diffraction data of single crystal material

Life of this patent

Abstract

Claims10