Contents of Chapter-1 Chapter-1 Engineering Materials, Atomic Structure and Bounding Objective 1.1 Classification of condensed matter 1.1.1 Metals (a ) Ductility (b) Malleability (c) Different types of metal strengths (i) Tensile strength (ii) Yield strength (iii) Compressive strength (iv) Impact strength (v) Shear strength (vi) Ultimate strength (d) Lustre (e) Electrical and thermal conductivities (f) High melting point of metals 1.1.2 Ceramics 1.1.3 Polymers (i) Classification based on molecular forces (a) Elastomers (b) Fibers (c) Resins (ii) Classification based on heat treatment (d) Thermoplastic polymers (e) Thermosetting polymers (iii) Classification based on source (f) Natural Polymers (g) Semi-synthetic polymers (h) Synthetic polymers (iv) Classification based on structure (i) Linear polymers (j) Branched polymers (k) Cross-linked polymers (v) Classification based on mode of polymerization (l) Addition polymers (m) Condensation polymer 1.
1.4 Composites (a) Polymer matrix composites (b) Metal matrix composites (c) Ceramic matrix composites (CMC) 1.2 Atomic structure 1.2.1 Elements of atomic structure 1.2.2 Arrangement of electrons in atom (a) Principal quantum number ''n'' (b) Azimuthal quantum number (c) Magnetic quantum number (d) The Magnetic spin quantum number 1.2.
3 Shape and orientation of orbitals 1.2.4 Electron energy level diagram 1.2.5 Electron configuration of elements 1.2.6 Aufbau or building up Principle RULE-1 RULE-2 RULE-3: Hund''s rule 1.2.
7 Representing electron configuration (a) Orbital notation method (b) Orbital diagram method (c) Short hand form 1.2.8 Valence shell 1.2.9 Some anomalous electron configurations 1.3 Bonds between atoms and ions 1.3.1 Electronegativity 1.
3.2 The Octet Rule 1.3.3 Classification of bonding (A) Primary atomic bonds (i) Ionic or electrovalent bond (i) Covalent bond Bond parameters (a) Bond length (b) Bond angle (c) Band order (d) Polarity of bond (e) Bonding energy (ii) Metallic bond (B) Secondary bonds Electric dipole (i) Fluctuating dipole bond (ii) Permanent dipole bond (iii) Hydrogen (secondary) bond Short answer questions Multiple choice questions Long answer questions Contents of chapter-2 Chapter-2 Electrical behaviour of condensed matter Objective 2.1 Introduction 2.2 Electron energy band theory 2.3 Insulator 2.4 Semiconductors 2.
4.1 Intrinsic semiconductors (i) Purification of natural silicon (a) The trichorosliane method (b) Zone refining technique (c) Poly crystal to monocrystal (d) Monocrystal to wafers (ii) Fermi energy and Fermi level 2.4.2 Covalent band picture of intrinsic semiconductor 2.4.3 Doped or extrinsic semiconductors 2.4.4 Doping technology (i) Ion implantation technology (ii) Diffusion technology (iii) Doping at monocrystal growth stage 2.
4.5 n and p type semiconductors (i) &nbs.