Powder X-ray Diffraction
(การเลี้ยวเบนเอ็กซ์เรย์ผง)
Definition
Powder X-ray Diffraction (การเลี้ยวเบนเอ็กซ์เรย์ผง) Hard Skill
Powder X-ray Diffraction (PXRD) is an analytical technique used to identify crystalline materials and determine their structural properties by measuring the diffraction patterns of X-rays passing through powdered samples.
Expertise Level
Level 1
Basic
1. Understands the basic principles of X-ray diffraction.
2. Can prepare powder samples for analysis.
3. Can operate standard PXRD equipment under supervision.
Level 2
Intermediate
1. Can set measurement parameters and perform PXRD analysis independently.
2. Interprets diffraction patterns to identify crystalline phases.
3. Uses software for data processing and peak identification.
Level 3
Advanced
1. Can perform advanced structural analysis such as Rietveld refinement.
2. Interprets complex diffraction patterns including mixed or unknown phases.
3. Develops optimized experimental procedures for novel materials.
