Technical Papers


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Navigation Dictionary


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NASA Tech Briefs


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MATERIALS SCIENCE


Book Description

Designed as a textbook for Materials Science course offered in undergraduate engineering programmes as well as in M.Sc. (Physics and Chemistry), the book exposes the fundamental knowledge of Crystal Structure, Crystal Defects and Bonding in Solids. The text deals with Introductory Quantum Physics, Electrical Properties of Materials, Band Theory of Solids, Semiconducting Materials and Dielectric Materials. Moreover, Properties of Superconducting Materials as well as Optical Properties of Materials and Magnetic Properties of Materials are emphasized in an explicit way. Also, well-organized presentation of topics, use of simple language, chapter-end solved problems, short and descriptive type questions together make the book effective in terms of building a solid foundation of the subject. SALIENT FEATURES • Detailed coverage of the uses of Optical Properties of Materials like CD, DVD, Blu-ray Disc and Holographic Data Storage. • Deep explanation of the synthesis and properties of Nanomaterials. • In-depth coverage of Display Devices. • Full coverage of advanced engineering materials like Shape Memory Alloys, Metallic Glasses, Non-linear Materials, and Biomaterials. • Thorough coverage of Nanoelectronics and Nanodevices. • In-depth detail of synthesis and properties of Carbon Nanotubes. • Wide coverage of characterization of materials like XRD, ESCA, SEM, TEM, STM, ESR and NMR.




Nanofabrication


Book Description

This book provides the reader with the most up-to-date information and development in the Nanofabrication area. It presents a one-stop description at the introduction level on most of the technologies that have been developed which are capable of making structures below 100nm. Principles of each technology are introduced and illustrated with minimum mathematics involved. The book serves as a practical guide and first hand reference for those working in nanostructure fabrication.




A Comprehensive Guide to General Awareness for NRA CET Exam eBook


Book Description

ADDA 247 has been consistently working to make the word “SUCCESS” a true companion to NRA CET Exam. As September 2021has just marked its presence, we are delighted to announce that ADDA 247 is launching – “A Comprehensive Guide to General Awareness"

"A Complete Guide to General Awareness for NRA CET Exam” is meticulously divided into chapters explaining the basic concepts followed by conceptual questions to reinforce those concepts. We have also refined the questions by adding practice questions with solutions to give you an insight into the varied kinds of questions you can expect in the exams and ways to tackle them efficiently. There are section wise Questions too that are a special add-on for increasing your proficiency with efficacy and to help you understand the level of competitive examinations. This eBook now covers 3500+ questions with solutions that will help the candidate to clear the NRA CET Exam with ease.

SALIENT FEATURES:

  • 3500+ Questions with 100% Solutions
  • Practice Exercises based on chapters
  • Prepare by Expert Faculties by Extensive Research
  • Detailed Concepts Divided into chapters
  • Topic wise Practice Questions







  • A Textbook of ICSE Geography Class IX (A.Y. 2023-24)Onward


    Book Description

    A TEXTBOOK OF ICSE GEOGRAPHY for Class IX has been especially written to comply with the norms set by the Council for the Indian School Certificate Examinations (ICSE) and it strictly conforms to the latest syllabus prescribed by the Council for the year. I have made sincere efforts giving explanations, instructions and guidelines so as to inculcate interest, understanding and self-confidence in the pupils and help them to prepare better for the examination. Salient features of this book are : • A student friendly and examination oriented book with scientific, logical and practical approach. The book has been updated with the latest information, till date. • All the chapters are given in simple language, using appropriate diagrams, coloured pictures and illustrations. • A complete set of solved maps in colour is given for ready reference. It is a compulsory question in Board Examination carrying 10 marks. It will serve as a helpline for the students. • A glossary of technical terms has been given at the end of each chapter for a better understanding of the subject. • A step-by-step guideline is given for the internal assessment, an integral part of the syllabus, i.e., three records (10 marks) and a sample project carrying 10 marks. • Teacher's Resource Book containing answers of the exercises given at the back of each lesson is available. • Sample Question Paper (solved) is given. • As per the latest addition in the Board Examinations for ICSE, MCQs (Multiple choice questions) have been incorporated for exercise in each chapter. It is my belief that this comprehensive book will provide an ideal platform for the interaction between the teachers and students. Any constructive suggestions for further improvement of the book are welcome. -Author




    Introduction to Semiconductor Lasers for Optical Communications


    Book Description

    This updated, second edition textbook provides a thorough and accessible treatment of semiconductor lasers from a design and engineering perspective. It includes both the physics of devices as well as the engineering, designing and testing of practical lasers. The material is presented clearly with many examples provided. Readers of the book will come to understand the finer aspects of the theory, design, fabrication and test of these devices and have an excellent background for further study of optoelectronics.




    SSC General Awareness eBook for SSC CGL, CHSL, CPO and Other Govt. Exams (English Edition)


    Book Description

    Salient Features of the eBook Based on the latest Pattern Section-wise theory & Concepts Includes Questions on Traditional General Knowledge 4500+ with 100% solution Detailed theories on Physics, Chemistry, Biology, History, Geography, Polity and Economics Includes the Previous Year's Questions of all the topics