Crystal lattices Crystals 2 Dissertations, Academic (Ph.D) 2 X-ray crystallography 2 Chemistry 1 Crystallography 1 Crystallography, Mathematical 1 Crystals at low temperature 1 Crystals-Thermal properties 1 Defects 1 Diffraction 1 Elastic properties 1 Expansion (Heat) 1 Lattice theory 1 Molecular theory 1 Nuclear physics 1 Relaxation 1 Structural crystallography 1 Thermodynamics 1 Thesis (Ph.D)-Chemistry 1 Thesis (Ph.D)-Physics 1 Trigonal crystals 1 X-ray diffractometer 1 X-rays 1