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Electrical engineering materials [[electronic resource] /] / T.K. Basak
Electrical engineering materials [[electronic resource] /] / T.K. Basak
Autore Basak T. K
Edizione [1st ed.]
Pubbl/distr/stampa Tunbridge Wells, : New Academic Science, c2012
Descrizione fisica ix, 192 p. : ill. (some col.)
Soggetto topico Electric apparatus and appliances
Electrical engineering - Materials
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Cover -- Preface -- Contents -- Chapter 1 Introduction -- 1.1 Introduction -- 1.2 The Hydrogen Atom in the Light of Quantum Mechanics -- 1.3 Nomenclature Pertaining to Electronic States -- 1.4 The Electron Spin and Pauli's Exclusion Principle -- 1.5 Potential Barrier Problems -- 1.6 Fermi-Dirac Distribution Function -- 1.7 The Atomic Bonds -- 1.8 Crystal Structure in Atoms -- Chapter 2 Magnetic Materials -- 2.1 Introduction -- 2.2 Classification of Magnetic Materials -- 2.3 Atomic Concept of Ferromagnetism -- 2.4 Magnetic Property of Crystallographic Materials -- 2.5 Broad Classification of Magnetic Materials -- 2.6 Temperature Dependence of Conductivity of Materials -- 2.7 Magnetostriction -- 2.8 Magnetic Bubble Memory -- 2.9 Magnetic Anisotropy -- Chapter 3 Semiconductors -- 3.1 Introduction -- 3.2 Band Theory of Solids -- 3.3 Electron Hole Pairs -- 3.4 Semiconductor Materials -- 3.5 Doping of Semiconductor -- 3.6 Types of Semiconductors -- 3.7 Doped Semiconductors -- 3.8 Carrier Concentrations -- 3.9 Required Purity and Perfection of Semiconductor Materials -- 3.10 Carrier Generation and Recombination -- 3.11 Carrier Actions - Drift Current -- 3.12 Diffusion Current -- 3.13 Bands for Doped Semiconductors -- 3.14 Einstein Relation -- 3.15 Non-Equilibrium Currents -- 3.16 Pure Diffusion Currents -- 3.17 General Band-Bending and Debye Length -- 3.18 Dielectric Relaxation Time -- 3.19 Organic Semiconductor -- Chapter 4 Semiconductor Devices -- 4.1 Introduction -- 4.2 Semiconductor Device Fundamentals -- 4.3 Semiconductor Device Materials -- 4.4 List of Common Semiconductor Devices -- 4.5 p-n Junctions -- 4.6 Diode -- 4.7 Transistors -- 4.8 MOSFET (Metal Oxide Semiconductor Field Effect Transistor) -- 4.9 Thermistor -- 4.10 Semiconductor Fabrication -- Chapter 5 Superconductors -- 5.1 Introduction -- 5.2 History of Superconductors.
5.3 The Meissner Effect -- 5.4 Quantum Superconducting Effects -- 5.5 Flux Quantization -- 5.6 Type-1 Superconductors -- 5.7 Type-2 Superconductors -- 5.8 High Temperature Superconductors -- 5.9 Energy Gap in Superconductors as a Function of Temperature -- 5.10 Vanadium Heat Capacity -- 5.11 Exponential Heat Capacity -- 5.12 Superconductor Terminology and the Naming Scheme -- 5.13 Application of Superconductors -- 5.14 Typical Superconductors and the Future -- Chapter 6 Insulating Materials -- 6.1 Introduction -- 6.2 Dielectric Properties of Insulating Materials -- 6.3 Various Types of Polarization in Dielectrics -- 6.4 Thermal Properties of Insulators -- 6.5 Chemical Properties of Insulators -- References -- Index.
Record Nr. UNINA-9910825752903321
Basak T. K  
Tunbridge Wells, : New Academic Science, c2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Electrical Engineering Materials
Electrical Engineering Materials
Autore Basak T. K
Pubbl/distr/stampa [Place of publication not identified], : New Academic Science, 2008
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910461936903321
Basak T. K  
[Place of publication not identified], : New Academic Science, 2008
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Electrical power systems [[electronic resource] /] / C. L. Wadhwa
Electrical power systems [[electronic resource] /] / C. L. Wadhwa
Autore Wadhwa C. L
Pubbl/distr/stampa Tunbridge Wells, : New Academic Science, c2012
Descrizione fisica 1 online resource (979 p.)
Soggetto topico Electric power systems
Electric power transmission
Soggetto genere / forma Electronic books.
ISBN 1-906574-39-1
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto ""Cover""; ""Preface""; ""Contents""; ""Chapter 1. Fundamentals of Power Systems""; ""1.1 Single-Phase Transmission""; ""1.2 The 3-Phase Transmission ""; ""1.3 Complex Power ""; ""1.4 Load Characteristics""; ""1.5 The Per Unit System""; ""Chapter 2. Line Constant Calculations ""; ""2.1 Magnetic Flux Density ""; ""2.2 Inductors and Inductance ""; ""2.3 Magnetic Field Intensity Due to a Long Current Carrying Conductor ""; ""2.4 Inductance of Two-Wire (1-Ï?) Transmission line""; ""2.5 Flux Linkages of one Conductor in a Group of Conductors ""
""2.6 Inductance of 3-Ï? Unsymmetrically Spaced Transmission Line """"2.7 Transposition of Power Lines ""; ""2.8 Composite Conductors""; ""2.9 Inductance of Composite Conductors ""; ""2.10 Inductance of Double Circuit 3-Ï? Line ""; ""2.11 Concept of Geometric Mean Distance ""; ""2.12 Bundled Conductors ""; ""2.13 Skin and Proximity Effect""; ""Chapter 3. Capacitance of Transmission Lines ""; ""3.1 Electric Field of an Infinite Line of Charge ""; ""3.2 Potential Difference between Two Points Due to a Line Charge ""; ""3.3 Two Infinite Lines of Charge""
""3.4 Capacitance of A 1-Ï? Transmission Line """"3.5 Capacitance of a 3-Phase Unsymmetrically Spaced Transmission Line ""; ""3.6 Capacitance of a Double Circuit Line ""; ""3.7 Effect of Earth on the Capacitance of Conductors ""; ""Chapter 4. Performance of Lines ""; ""4.1 Representation of Lines ""; ""4.2 Short Transmission Line ""; ""4.3 Medium Length Lines ""; ""4.4 Long Transmission Lines ""; ""4.5 ABCD Constants ""; ""4.6 Ferranti-Effect""; ""Chapter 5. High Voltage d.c Transmission""; ""5.1 Rectification ""; ""5.2 The 3-Phase Bridge Rectifier or Graetz Circuit ""; ""5.3 Inversion ""
""5.4 Kinds of d.c. Links """"5.5 Parallel and Series Connection of Thyristors""; ""5.6 Power Flow in HVDC Transmission System ""; ""5.7 Constant Ignition Angle β Control ""; ""5.8 Constant Extinction Angle Î? Control ""; ""5.9 Constant Current Control""; ""5.10 Actual Control Characteristics""; ""5.11 Frequency Control""; ""5.12 Reactive VAr Requirements of HVDC Converters ""; ""5.13 Parallel Operation of d.c Link with an a.c Network""; ""5.14 Ground Return""; ""5.15 Circuit Breaking ""; ""5.16 Advantages of d.c Transmission""; ""5.17 Disadvantages ""; ""5.18 Cables ""
""5.19 Economic Distances for d.c Transmission""""Chapter 6. Corona ""; ""6.1 Critical Disruptive Voltage""; ""6.2 Corona Loss ""; ""6.3 Line Design Based on Corona""; ""6.4 Radio Interference""; ""6.5 Inductive Interference between Power and Communication Lines ""; ""Chapter 7. Mechanical Design of Transmission Lines""; ""7.1 The Catenary Curve ""; ""7.2 Sag Tension Calculations""; ""7.3 Supports at Different Levels""; ""7.4 Stringing Chart""; ""7.5 Sag Template""; ""7.6 Equivalent Span""; ""7.7 Stringing of Conductors""; ""7.8 Vibration and Vibration Dampers""
""Chapter 8. Overhead Line Insulators""
Record Nr. UNINA-9910461936003321
Wadhwa C. L  
Tunbridge Wells, : New Academic Science, c2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Elements of molecular spectroscopy [[electronic resource] /] / P. S. Sindhu
Elements of molecular spectroscopy [[electronic resource] /] / P. S. Sindhu
Autore Sindhu P. S
Pubbl/distr/stampa Tunbridge Wells, : New Academic Science, c2012
Descrizione fisica x, 225 p. : ill
Soggetto topico Molecular spectroscopy
Molecular spectra
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910785885303321
Sindhu P. S  
Tunbridge Wells, : New Academic Science, c2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Elements of molecular spectroscopy [[electronic resource] /] / P. S. Sindhu
Elements of molecular spectroscopy [[electronic resource] /] / P. S. Sindhu
Autore Sindhu P. S
Edizione [1st ed.]
Pubbl/distr/stampa Tunbridge Wells, : New Academic Science, c2012
Descrizione fisica x, 225 p. : ill
Soggetto topico Molecular spectroscopy
Molecular spectra
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Cover -- Preface -- Contents -- Chapter 1. Quantization of Energy -- 1.1 Introduction -- 1.2 Bohr Model of Hydrogen Atom -- 1.3 Idea of Wave-Particle Duality -- 1.4 Heisenberg Uncertainty Principle -- 1.5 Probability -- 1.6 Schrodinger Wave Equation -- 1.7 Significance of Wave Function, ψ -- 1.8 Wave Equation for Hydrogen Atom -- 1.9 Spectra of Hydrogen Atoms -- 1.10 Use of Atomic Term Symbols to Describe Atomic Spectra -- 1.11 Wave Equations for Some Systems -- Chapter 2. Introduction to Molecular Spectroscopy -- 2.1 Spectroscopy -- 2.2 Nature of Radiation -- 2.3 Born-Oppenheimer Approximation -- 2.4 Absorption, Emission and Scattering Spectra -- 2.5 Spectrophotometers -- 2.6 Regions of Electromagnetic Radiations -- 2.7 Intensity of Spectral Lines -- 2.8 Width of Spectral Lines -- 2.9 Scattering Spectra-Raman Spectroscopy -- 2.10 Importance of Molecular Spectroscopy -- Problems -- Chapter 3. Particle in a Box -- 3.1 Particle in One-Dimensional Box -- 3.2 Quantization of Energy -- 3.3 Zero Point Energy -- 3.4 Particle in a Three-Dimensional Cubical Box -- 3.5 Degeneracy -- Chapter 4. Rotational Spectra -- 4.1 Introduction -- 4.2 Diatomic Molecules as a Rigid Rotator and Energy Levels -- 4.3 Selection Rules -- 4.4 Effect of Isotopic Substitution -- 4.5 Intensity of Spectral Lines -- 4.6 Rotational Raman Spectrum -- Problems -- Problems -- Chapter 5. Vibrational Spectra -- 5.1 A Vibrating Diatomic Molecule -- 5.2 Selection Rules -- 5.3 Effect of Isotopic Substitution -- 5.4 Interaction Between IR-Radiation and Vibrating Molecules -- 5.5 Anharmonicity in Vibrations -- 5.6 Vibrational Raman Spectra -- 5.7 Polyatomic Molecules -- 5.8 Carbon Dioxide -- 5.9 Water -- Problems -- Chapter 6. Group Frequency Concept -- 6.1 Introduction -- 6.2 Regions -- 6.3 Effect of Hydrogen Bonding -- 6.4 Application of IR Spectra in Structure Determination.
6.5 Sample Preparation for Spectra Recording -- Problems -- Chapter 7. Electronic Spectra -- 7.1 Born-Oppenheimer Approximation -- 7.2 Electronic Transitions in Heteronuclear Diatomic Molecules -- 7.3 Homonuclear Diatomic Molecules -- 7.4 Franck-Condon Principle -- 7.5 Dissociation Energy -- 7.6 Dissociation Energy and Temperature -- 7.7 Dissipation of Energy by Excited Molecules -- 7.8 Phosphorescence -- Problems -- Chapter 8. Electronic Transitions in Organic Molecules -- 8.1 Various Bonds and Transitions -- 8.2 Some Important Terms Used in Electronic Transitions -- 8.3 Absorption Due to Ethylene Chromophore -- 8.4 Acetylenic and Benzenoid Chromophores -- 8.5 Carbonyl Chromophore -- 8.6 Solvent Effects on Electronic Spectra -- 8.7 Colour and Constitution -- 8.8 Sample Preparation -- Problems -- Chapter 9. Transition Metal Complexes and their Electronic Structures -- 9.1 Crystal Field Theory -- 9.2 Crystal Field Stabilization Energy (CFSE) for Weak and Strong Octahedral Fields and Pairing Energies -- 9.3 Factors Affecting Magnitude of 10Dq -- 9.4 CFSE for Tetrahedral Symmetry -- 9.5 Ligand Field Theory -- 9.6 Electronic Absorption Spectra of Complexes -- 9.7 Energy Level Diagrams -- 9.8 Jahn-Teller Effect -- 9.9 Jahn-Teller Tetragonal Distortion in Octahedral Symmetry -- 9.10 Square Planar Coordination -- Problems -- Chapter 10. Proton Magnetic Resonance -- 10.1 Magnetic Moments -- 10.2 Larmor Precession -- 10.3 Techniques and Instrumentation -- 10.4 Chemical Shift -- 10.5 Spin-Spin Interaction-Qualitative Treatment -- 10.6 Solved Examples -- Problems -- Chapter 11. Electron Paramagnetic Spin Resonance -- 11.1 Introduction -- 11.2 Hyperfine Structure -- 11.3 ESR Spectra of Radicals/Ions With Equivalent Protons -- 11.4 ESR Spectra of Aromatic Radicals/Ions -- Problems -- Chapter 12. Some Applications of Molecular Spectroscopy.
Nuclear Magnetic Resonance -- Microwave Spectroscopy -- Infrared and Raman Spectroscopy -- Ultraviolet Spectroscopy -- Appendix I Photochemistry -- Appendix II Time Management -- Appendix III References -- Appendix IV Some Very Good Internet Sites On Spectroscopy -- Appendix V Some Relationships Between Commonly Used Units -- Index.
Record Nr. UNINA-9910828624103321
Sindhu P. S  
Tunbridge Wells, : New Academic Science, c2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Elements of Molecular Spectroscopy
Elements of Molecular Spectroscopy
Autore Sindhu P S
Pubbl/distr/stampa [Place of publication not identified], : New Academic Science, 2009
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910461937403321
Sindhu P S  
[Place of publication not identified], : New Academic Science, 2009
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Non Destructive Testing Techniques
Non Destructive Testing Techniques
Autore Prof Prakash Ravi
Pubbl/distr/stampa [Place of publication not identified], : New Academic Science, 2009
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910461932503321
Prof Prakash Ravi  
[Place of publication not identified], : New Academic Science, 2009
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Non-destructive testing techniques [[electronic resource] /] / Ravi Prakash
Non-destructive testing techniques [[electronic resource] /] / Ravi Prakash
Autore Prakash Ravi, Ph. D.
Pubbl/distr/stampa Tunbridge Wells, : New Academic Science, c2012
Descrizione fisica x, 134 p. : ill
Soggetto topico Nondestructive testing
Testing
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910785885903321
Prakash Ravi, Ph. D.  
Tunbridge Wells, : New Academic Science, c2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Non-destructive testing techniques [[electronic resource] /] / Ravi Prakash
Non-destructive testing techniques [[electronic resource] /] / Ravi Prakash
Autore Prakash Ravi, Ph. D.
Edizione [1st ed.]
Pubbl/distr/stampa Tunbridge Wells, : New Academic Science, c2012
Descrizione fisica x, 134 p. : ill
Soggetto topico Nondestructive testing
Testing
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Cover -- Preface -- Contents -- Chapter 1. Introduction -- 1.1 Definition of Non-Destructive Testing -- 1.2 Need for NDT Techniques and its Applications -- 1.3 Types of NDT Techniques -- 1.4 Benefits From Non-Destructive Testing -- 1.5 Nature of Flaws -- 1.6 Various Steps Involved in Non-Destructive Testing -- 1.7 Uses of NDT Techniques for Applications Other Than Flaw Detection -- 1.8 Concluding Remarks -- Chapter 2. Ultrasonic Testing -- 2.1 Introduction -- 2.2 Frequency of Ultrasonic Waves -- 2.3 Generation of Ultrasonic Waves -- 2.4 Piezo-Electric Materials for Ultrasonic Transducers -- 2.5 Different Kinds of Ultrasonic Transducers -- 2.6 Types of Ultrasonic Waves -- 2.7 Acoustic Impedance and the Need for Coupling Medium -- 2.8 Reflection, Refraction and Scattering of Ultrasonic Beams -- 2.9 Ultrasonic Attenuation -- 2.10 Working of Ultrasonic Flaw Detectors -- 2.11 Industrial Applications -- 2.12 Pulse-Echo and Through Transmission Testing -- 2.13 Scanner Assemblies for Transmission and Pulse-Echo Techniques -- 2.14 Types of Scan -- 2.15 Shear Wave Applications -- 2.16 Surface Wave Applications -- 2.17 Typical Indications -- 2.18 Test Blocks and Evaluating Flaw Size -- 2.19 Resonance Technique -- 2.20 Use of Ultrasonics for Thickness Measurement -- 2.21 A Few Applications of Ultrasonics in Medical Sciences -- 2.22 Determination of Grain Size Using Ultrasonics -- Chapter 3. Eddy-Current Testing -- 3.1 Electrical Properties of Carbon Fibre Reinforced Plastics -- 3.2 Principles of Eddy-Current Testing -- 3.3 Application of Eddy-Current Testing -- 3.4 Eddy-Current Path -- 3.5 Eddy-Current Coils/Probes -- 3.6 Edge-Effect -- 3.7 Recent Trends in Eddy-Current Testing -- 3.8 High Frequency Eddy-Current Test -- 3.9 Electrical Analogue of Eddy-Current Test -- 3.10 Theoretical Analysis of Eddy-Current Circuit.
3.11 Fibre Volume Fraction Measurement by Eddy-Current Technique -- 3.12 Determination of Lay-Up Order in Cross-Plied CFRP Laminates -- 3.13 Conclusion and Future Potential -- Chapter 4. Magnentic Particle Flaw Detection -- 4.1 Principle of Magnetic Flaw Detection -- 4.2 Types and Methods of Magnetisation -- 4.3 Magnetic Particles -- 4.4 Dry and Wet Methods of Magnetic Particle Inspection -- 4.5 Use of Fluorescent Coated Magnetic Particles -- 4.6 Industrial Applications -- 4.7 Working of a Few Commercially Available Magnetic Crack Detectors -- 4.8 Flaw Detection in Rods and Pipes -- 4.9 Flaw Detection in a Short Workpiece -- 4.10 Precautions -- 4.11 Limitations -- 4.12 Residual Magnetism -- 4.13 Need For Demagnetisation -- 4.14 Relevant and Non-Relevant Indications -- 4.15 Physical Properties Determination -- 4.16 Research Techniques Using Magnetic Particle Method -- Chapter 5. Liquid Penetrant Inspection -- 5.1 Historical Background -- 5.2 Oil and Chalk-Dust Method -- 5.3 Principle of Liquid Penetrant Method -- 5.4 Inspection Technique -- 5.5 Commercially Available Dye-Penetrant Inspection Kits -- 5.6 Industrial Applications -- 5.7 Precautions and Limitations -- 5.8 Test Blocks -- 5.9 Fluorescent Penetrant Testing -- 5.10 Detection of Through Leaks -- 5.11 Typical Indications Associated with Liquid Penetrant Testing and Their Interpretations -- Chapter 6. X-Radiography -- 6.1 Introduction -- 6.2 Properties and Production of X-Rays -- 6.3 Working Principle of X-Radiography -- 6.4 Various Methods for Detecting Modulated Intensity of X-Rays Beam -- 6.5 Applications of X-Radiographic Technique -- 6.6 Safety Aspects Related to X-Radiographic Testing -- 6.7 Concluding Remarks -- Chapter 7. Acoustic Emission Testing and Acousto-Ultrasonic Testing -- 7.1 Introduction -- 7.2 Need for Detecting Equipment -- 7.3 Historical Background.
7.4 Basic Principle of Acoustic Emission Testing Technique -- 7.5 Empirical Relationships Associated with Acoustic Emission Technique -- 7.6 Acoustic Emission Response From Ductile and Brittle Materials -- 7.7 Applications of Acoustic Emission Technique -- 7.8 Acoustic Emission Instrumentation/Equipment -- 7.9 Acousto-Ultrasonic Technique -- Chapter 8. Miscellaneous NDT Methods -- 8.1 Visual Inspection and Optical Techniques -- 8.2 Pressure and Leak Testing -- 8.3 Resistance Strain Gauge -- 8.4 Brittle Coatings -- 8.5 Spot Test -- 8.6 Spark Testing -- 8.7 Sulphur Printing -- 8.8 Thermal Methods -- 8.9 Electrical Methods -- 8.10 Dynamic Testing -- 8.11 Spectrochemical Analysis -- 8.12 Thickness Measurement Using Beta Gauge and Beta Backscatter Gauge -- Bibliography -- Index.
Record Nr. UNINA-9910827250103321
Prakash Ravi, Ph. D.  
Tunbridge Wells, : New Academic Science, c2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Photochemistry and pericyclic reactions [[electronic resource] /] / Jagdamba Singh, Jaya Singh
Photochemistry and pericyclic reactions [[electronic resource] /] / Jagdamba Singh, Jaya Singh
Autore Singh Jagdamba
Edizione [3rd ed.]
Pubbl/distr/stampa Tunbridge Wells, UK, : New Academic Science, c2012
Descrizione fisica xiv, 455 p. : ill
Altri autori (Persone) SimhaJaya
Soggetto topico Organic photochemistry
Pericyclic reactions
Ring formation (Chemistry)
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910785885603321
Singh Jagdamba  
Tunbridge Wells, UK, : New Academic Science, c2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
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