## Elements of X-Ray Diffraction |

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Page 36

2-5 Primitive and nonprimitive cells. In any point lattice a

in an infinite number of ways and may contain one or more lattice points per cell.

It is important to note that

2-5 Primitive and nonprimitive cells. In any point lattice a

**unit cell**may be chosenin an infinite number of ways and may contain one or more lattice points per cell.

It is important to note that

**unit cells**do not "exist" as such in a lattice: they are a ...Page 86

15, we are here concerned with x-ray spectroscopy only in so far as it concerns

certain units of wavelength. ... For any crystal, weight of atoms in

= - > volume of

15, we are here concerned with x-ray spectroscopy only in so far as it concerns

certain units of wavelength. ... For any crystal, weight of atoms in

**unit cell**Density= - > volume of

**unit cell**ZA where p = density (gm/cm3), ZA = sum of the atomic ...Page 317

the shape and size of the

because the number of atoms must be known before their positions can be

determined. To find this number we use the fact that the volume of the

calculated ...

the shape and size of the

**unit cell**is to find the number of atoms in that cell,because the number of atoms must be known before their positions can be

determined. To find this number we use the fact that the volume of the

**unit cell**,calculated ...

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#### LibraryThing Review

User Review - ron_benson - LibraryThingExcellent reference book. Needs some updating in terms of advances in detector technology. Read full review

### Contents

PROPERTIES OF XRAYS | 1 |

THE GEOMETRY OF CRYSTALS | 29 |

THE DIRECTIONS OF DIFFRACTED BEAMS | 78 |

Copyright | |

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### Common terms and phrases

absorption coefficient absorption edge alloy atomic number austenite axes axis back-reflection Bragg angle Bragg law Bravais lattice calculated camera chart circle composition constant copper cos2 counter counting rate cubic curve Debye ring Debye-Scherrer decreases density determined diffracted beam diffraction lines diffraction pattern diffractometer direction distance electrons elements equation error example face-centered face-centered cubic factor film filter given grain hexagonal incident beam indices integrated intensity lattice parameter Laue method located martensite measured metal normal obtained orthorhombic parallel percent phase photograph pinhole plotted point lattice pole figure position powder pattern preferred orientation produced pulses rays reciprocal lattice reflecting planes relative rhombohedral rotation sample scattering shown in Fig sin2 6 values slit solid solution spacing specimen sphere stereographic projection stress structure substance surface symmetry temperature tetragonal thickness tion transmission twin twin band unit cell vector voltage wave wavelength x-ray diffraction x-ray tube zero zone