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X-ray interactions with matter

David M. Paganin

in Coherent X-Ray Optics

Published in print:
2006
Published Online:
September 2007
ISBN:
9780198567288
eISBN:
9780191717963
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198567288.003.0002
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter considers the interactions of X-rays with matter. It opens by developing X-ray wave equations in the presence of scatterers, taking the Maxwell equations as a starting point. The ... More


Background theory for data collection

Jacqueline Cole

in Crystal Structure Analysis: Principles and Practice

Published in print:
2009
Published Online:
September 2009
ISBN:
9780199219469
eISBN:
9780191722516
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199219469.003.0005
Subject:
Physics, Crystallography: Physics

This chapter describes the theory behind X-ray diffraction data collection, and reduction. A diffraction pattern is the Fourier transform of the crystal structure, and can be described in terms of ... More


Electron diffraction (ED)

Xiaodong Zou, Sven Hovmöller, and Peter Oleynikov

in Electron Crystallography: Electron Microscopy and Electron Diffraction

Published in print:
2011
Published Online:
January 2012
ISBN:
9780199580200
eISBN:
9780191731211
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199580200.003.0005
Subject:
Physics, Crystallography: Physics

Electron diffraction comes from the combined scattering from many atoms arranged in a crystal. Bragg’s law and the Ewald sphere explain where the diffraction spots will fall on a detector and when ... More


Practical Aspects of Neutron Scattering

Andrew T. Boothroyd

in Principles of Neutron Scattering from Condensed Matter

Published in print:
2020
Published Online:
October 2020
ISBN:
9780198862314
eISBN:
9780191895081
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198862314.003.0010
Subject:
Physics, Atomic, Laser, and Optical Physics, Condensed Matter Physics / Materials

In this chapter, aspects of the planning and optimization of a neutron scattering experiment are covered, including attenuation, multiple scattering, data normalization, counting statistics, ... More


Crystallography and Diffraction

Kannan M. Krishnan

in Principles of Materials Characterization and Metrology

Published in print:
2021
Published Online:
July 2021
ISBN:
9780198830252
eISBN:
9780191868665
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198830252.003.0004
Subject:
Physics, Condensed Matter Physics / Materials

Crystalline materials have a periodic arrangement of atoms, exhibit long range order, and are described in terms of 14 Bravais lattices, 7 crystal systems, 32 point groups, and 230 space groups, as ... More


Basic Scattering by Particles

Wim H. de Jeu

in Basic X-Ray Scattering for Soft Matter

Published in print:
2016
Published Online:
June 2016
ISBN:
9780198728665
eISBN:
9780191795442
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198728665.003.0002
Subject:
Physics, Crystallography: Physics, Soft Matter / Biological Physics

In Chapter 2 the scattering of x-rays is extended to atoms, molecules, and more complex particles like colloids. This allows the elucidatation of the basic principles of scattering in some detail, ... More


Electron diffraction and its applications

Christopher Hammond

in The Basics of Crystallography and Diffraction

Published in print:
2015
Published Online:
August 2015
ISBN:
9780198738671
eISBN:
9780191801938
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198738671.003.0011
Subject:
Physics, Crystallography: Physics, Condensed Matter Physics / Materials

This chapter starts by looking at wave-particle character of electrons. It also explains the Ewald reflecting sphere construction for electron diffraction and provides an analysis of electron ... More


X-ray analysis

L. Sawyer and M. A. Turner

in Crystallization of Nucleic Acids and Proteins: A Practical Approach

Published in print:
1999
Published Online:
November 2020
ISBN:
9780199636792
eISBN:
9780191918148
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199636792.003.0018
Subject:
Chemistry, Crystallography: Chemistry

This chapter covers the preliminary characterization of the crystals in order to determine if they are suitable for a full structure determination. Probably more frustrating than failure to produce ... More


Fundamentals of crystallography

Carmelo Giacovazzo

in Phasing in Crystallography: A Modern Perspective

Published in print:
2013
Published Online:
November 2020
ISBN:
9780199686995
eISBN:
9780191918377
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199686995.003.0006
Subject:
Chemistry, Crystallography: Chemistry

In this chapter we summarize the basic concepts, formulas and tables which constitute the essence of general crystallography. In Sections 1.2 to 1.5 we recall, without examples, definitions for ... More


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