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Physical Sciences

Materials Core

Material facts — how metals, plastics, and other stuff behave under heat and stress.

Facts in this library
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Where the facts come from

  • Bragg X Rays and Crystal Structure

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Sample real factsshowing 2 rows

#mat_001 · unison_materials_core

CrystalStructure Common crystal systems: cubic (NaCl a=5.64Å, Fe a=2.87Å), hexagonal (Zn a=2.66Å c=4.95Å), FCC (Cu a=3.61Å), BCC (W a=3.16Å). Bragg's law: nλ=2d·sinθ.

#mat_002 · unison_materials_core

XRD X-ray diffraction peak positions for iron (Fe): (110) 2θ=44.67°, (200) 2θ=65.02°, (211) 2θ=82.33°. CuKα radiation λ=1.5406Å. d-spacing: d=a/√(h²+k²+l²).