NPTEL : NOC:Symmetry and Structure in the Solid State (Chemistry and Biochemistry)

Co-ordinators : Prof. T. N. Guru Row


Lecture 1 - Symmetry in 3D World

Lecture 2 - Two Fold Axis Representation with the Help of Esher Diagrams

Lecture 3 - Pure Rotation Axes

Lecture 4 - Properties of Crystal

Lecture 5 - Point Group Generation

Lecture 6 - Combination ofSymmetry Elements

Lecture 7 - Arrangement of Symmetry Equivalent Objects

Lecture 8 - Introduction to Plane Lattices

Lecture 9 - Bravais Lattices

Lecture 10 - Details of Stereographic Projections

Lecture 11 - Stereographic Projections (Continued)

Lecture 12 - Point Group and Crystal Systems - 1

Lecture 13 - Point Group and Crystal Systems - 2

Lecture 14 - Point Groups to Space Groups

Lecture 15 - Translation componentsin Monoclinic System

Lecture 16 - Additional Symmetry Elements

Lecture 17 - Additional Symmetry Elements (Continued...)

Lecture 18 - Space Groups - 1

Lecture 19 - Space Groups - 2

Lecture 20 - Space Groups - 3

Lecture 21 - Space Groups - 4

Lecture 22 - Additional Information on Space Groups

Lecture 23 - Details of Space Groups - 1

Lecture 24 - Details of Space Groups - 2

Lecture 25 - Details of Space Groups - 3

Lecture 26 - Details of Space Groups - 4

Lecture 27 - Crystal Structure of Calcium Carbonate

Lecture 28 - Crystal Structure of Some Minerals

Lecture 29 - Atoms in the Crystal: Positions and Relevant Properties

Lecture 30 - Crystallographic Directions and Planes

Lecture 31 - Interference of Waves

Lecture 32 - X Ray Scattering ; optical Analogy

Lecture 33 - X Ray Scattering ; Fourier transforms

Lecture 34 - X Ray Scattering ; Deriving Laue Conditions from scattering theory

Lecture 35 - X Ray Scattering ; Laue conditions to Bragg ‘s Law, Introduction to Reciprocal lattice

Lecture 36 - Bragg's Law in Reciprocal Space - 1

Lecture 37 - Bragg's Law in Reciprocal Space - 2

Lecture 38 - Calculation of Intensities - 1

Lecture 39 - Calculation of Intensities - 2

Lecture 40 - Conversion from Direct to reciprocal space, the inverse relations

Lecture 41 - Diffraction and Reciprocal Space (Continued...)

Lecture 42 - Limits of Resolution

Lecture 43 - Concept of Structure Factors

Lecture 44 - Systematic Absences - 1

Lecture 45 - Systematic Absences - 2

Lecture 46 - Systematic Absences - 3

Lecture 47 - Friedel's Law and Laue classes

Lecture 48 - Experimental Aspects of Data Collection

Lecture 49 - Structure Determination - 1

Lecture 50 - Structure Determination - 2

Lecture 51 - Data Reduction

Lecture 52 - Fourier Syntheses

Lecture 53 - Patterson Method - 1

Lecture 54 - Patterson Method - 2

Lecture 55 - Direct Method

Lecture 56 - Powder Diffraction - 1

Lecture 57 - Powder Diffraction - 2

Lecture 58 - Powder Diffraction - 3

Lecture 59 - Quantum Crystallography - 1

Lecture 60 - Quantum Crystallography - 2

Lecture 61 - Intermolecular Interactions