Lecture13-LaueBackscatteringIII

Lecture13-LaueBackscatteringIII - Laue Techniques Points...

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EMSE 312 – Diffraction Principles Lecture 13 Laue Backscattering Techniques and Stereographic Projections (cont.) EMSE 312 DIFFRACTION PRINCIPLES
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EMSE 312 – Diffraction Principles • Useful Hints: – Plane Normal and Trace are 90 o apart • Angles are preserved – A circle on the unit sphere is maintained Stereographic Projections
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EMSE 312 – Diffraction Principles • Useful Hints: – Plane Normal and Trace are 90 o apart • Intersecting planes define a Zone-Axis Z.A. θ θ θ Stereographic Projections Z.A. θ
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EMSE 312 – Diffraction Principles Stereographic Projections • Spherical Geometry Arcs on the surface of a sphere
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EMSE 312 – Diffraction Principles Overhead Examples A) Make a (110) Projection B) Make a (111) Projection
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EMSE 312 – Diffraction Principles
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Unformatted text preview: Laue Techniques Points from the same Zone Axis EMSE 312 – Diffraction Principles Laue Techniques Example Cut Corner – WHY? EMSE 312 – Diffraction Principles Laue Techniques View of The Crystal Polaroid Film Emulsion Cut Corner Regular Film Crystal EMSE 312 – Diffraction Principles Laue Techniques Example EMSE 312 – Diffraction Principles Laue Techniques Example Identify Symmetries EMSE 312 – Diffraction Principles Laue Example A) Confirm Poles and Zones B) Aspects related to the Goinometer Used C) Rotate the crystal into a • (001) orientation • (110) orientation • (111) orientation EMSE 312 – Diffraction Principles Laue Techniques Confirm Poles from Symmetries...
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This note was uploaded on 12/01/2011 for the course EMSE 312 taught by Professor Lagerlof,p during the Spring '08 term at Case Western.

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Lecture13-LaueBackscatteringIII - Laue Techniques Points...

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