JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives:

To introduce the student to functional materials and the science behind the performance of the functional material. To enable the student to understand the applications of functional materials

Course outcomes: After completing the course the student will be able to:

• Indicate the various type of functional materials
• Explain the principle of operation of the functional material
• Indicate the applications of the functional materials

UNIT - I

Characteristics and types of functional materials. Crystal structure and Properties. Effect of size on properties, effect of interfaces on properties. Magnetic materials and storage applications.

UNIT - II

High Temperature Behaviour of Amorphous and Nanocrystalline Soft Magnetic Materials Magnetic storage devices store data using a combination of magnetic fields and binary data, Band structure, Semiconductor devices – Theory, examples and applications of Optically active materials

UNIT - III

Basics of semiconductor electrical properties, operation of the semiconductor devices. Eg: Band structure, 2. Diode, 3. MOS device capacitor 4. MOS transistor structure and operation and 5. Transistor formation and 6. Transistor isolation

UNIT - IV

Dielectrics, piezo and ferroelectric materials: Introduction, properties, applications. Recent developments in advanced dielectric, piezoelectric and ferroelectric materials. High strain high performance piezo- and ferroelectric single crystals; Electric field-induced effects and domain engineering; Morphotropic phase boundary related phenomena; High power piezoelectric and microwave dielectric materials; Nanoscale piezo- and ferroelectrics.

UNIT - V

Smart materials: Introduction, definition, applications, factors affecting properties of smart materials. Applications in electronic, communication, aerospace, automotive, energy industries.

TEXT BOOKS:

• 1. Functional Materials: Electrical, Dielectric, Electromagnetic, Optical and Magnetic applications; Deborah D L Chung, World Scientific Publishing, 2010

REFERENCE BOOKS:

• 1. Functional Materials 1st Edition, Preparation, Processing and Applications by S. Banerjee, A.K.Tyagi.
• 2. Advanced Functional Materials by Woo, Hee-Gweon, Li, Hong.
• 3. Functional Materials: Properties, Performance and Evaluation by Ewa Klodzinska.