Debye–Scherrer method
E518987
The Debye–Scherrer method is an X-ray powder diffraction technique used to determine the crystal structure and lattice parameters of polycrystalline materials.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
X-ray diffraction technique
ⓘ
powder diffraction method ⓘ |
| advantage |
does not require single crystals
ⓘ
suitable for polycrystalline and powdered samples ⓘ |
| alsoKnownAs |
Debye–Scherrer powder method
NERFINISHED
ⓘ
powder camera method ⓘ |
| analyzes |
intensities of diffraction rings
ⓘ
positions of diffraction rings ⓘ |
| appliesTo |
ceramics
ⓘ
metals ⓘ minerals ⓘ polycrystalline materials ⓘ powdered crystalline compounds ⓘ |
| basedOn |
Bragg diffraction
ⓘ
Bragg's law NERFINISHED ⓘ |
| component |
X-ray source
ⓘ
collimator or slit system ⓘ cylindrical sample holder or capillary ⓘ photographic film or position-sensitive detector ⓘ |
| developedBy |
Paul Scherrer
NERFINISHED
ⓘ
Peter Debye NERFINISHED ⓘ |
| developedIn | 1916 ⓘ |
| enables |
determination of unit cell dimensions
ⓘ
identification of unknown crystalline phases ⓘ indexing of diffraction peaks ⓘ |
| field |
crystallography
ⓘ
materials science ⓘ solid-state physics ⓘ |
| historicalSignificance | one of the earliest X-ray powder diffraction methods ⓘ |
| measurementOutput |
diffraction angle 2θ
ⓘ
interplanar spacing d ⓘ |
| produces | diffraction rings on photographic film or detector ⓘ |
| relatedTo |
Laue method
NERFINISHED
ⓘ
Rietveld refinement ⓘ single-crystal X-ray diffraction ⓘ |
| requires |
finely powdered sample
ⓘ
monochromatic X-ray beam ⓘ |
| usedFor |
determining crystal structure of polycrystalline materials
ⓘ
determining lattice parameters of crystalline materials ⓘ measuring crystallite size ⓘ measuring microstrain in crystals ⓘ phase identification in polycrystalline samples ⓘ |
| uses |
X-rays
ⓘ
powdered or polycrystalline samples ⓘ |
| usesEquation | Scherrer equation for crystallite size ⓘ |
| usesGeometry | transmission geometry ⓘ |
| usesInstrument | Debye–Scherrer camera NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.