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Course
Pro-forma
Bachelor of Engineering (Materials)
Code
KMEB1108
Title
Crystal Structure and Defects
Pre-requisite
None
Student Learning Time (SLT)
120 hours
Credit
3
Learning Outcomes
1.
Describe crystal structures and their symmetries.
2.
Apply reciprocal lattice to diffraction using structure factors
3.
Describe different types of defects that are found in real
crystals
4.
Relate the presence of defects to the properties of the
material
Synopsis
Classification of crystals by symmetry. Lattices, point groups,
space groups, and their properties. Crystal structure of elements
and alloys. Ordered and disordered solid solutions. Simple oxide,
ionic and covalent crystal structures. Structure of polymers and
amorphic materials. Stereographic projection. Defects in crystals.
Point, line, and planar defects in crystals. Types, movement and
properties of dislocation; Dislocation multiplication, interactions
and hardening. Grain boundary and twins.
Assessment
40 % Continuous Assessments
60 % Final Examination
References
1.
RohrerStructure and Bonding in Crystalline Materials,
Cambridge Press
2.
Kelly, Groves and Kidd, “Crystallography and Crystal
Defects,” Wiley (QD931 .K4 2000 ISBN 0-471-72044-5)
3.
Hammond,The Basics of Crystallography, Oxford (QD905.2
.H355 2001 ISBN 0-19-850552-3)
4.
Sands,Introduction to Crystallography, Dover (QD905.2 .H36
1990 ISBN0-486-67839-3)
5.
Nye,Physical Properties of Crystals, Oxford (QD931.N9 1985
ISBN 0-19-851165-5.
Soft Skills
Communication Skills (CS1, CS2, CS3)
Critical Thinking and Problem Solving Skills (CT1, CT2, CT3)