1.

Record Nr.

UNINA9910488700703321

Autore

Tanaka Keiji

Titolo

Amorphous chalcogenide semiconductors and related materials / / Keiji Tanaka, Koichi Shimakawa

Pubbl/distr/stampa

Cham, Switzerland : , : Springer, , [2021]

©2021

ISBN

3-030-69598-0

Edizione

[Second edition.]

Descrizione fisica

1 online resource (310 pages)

Disciplina

537.622

Soggetti

Amorphous semiconductors

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Nota di bibliografia

Includes bibliographical references and index.

Nota di contenuto

Intro -- Preface to the Second Edition -- Preface -- Acknowledgments -- Contents -- Chapter 1: Introduction -- 1.1 Noncrystalline, Amorphous, and Glassy -- 1.2 Crystalline Versus Noncrystalline -- 1.3 Characteristic Feature -- 1.3.1 Amorphous Material -- 1.3.2 Amorphous Chalcogenide Semiconductor -- 1.4 Historical Background: Chalcogenide and Oxide -- 1.5 Atomic and Electron Configurations -- 1.6 Ionicity, Covalency, and Metallicity of Atomic Bonds -- 1.7 Variety in Chalcogenides -- 1.7.1 Elemental -- 1.7.2 Binary -- 1.7.3 Ternary and More Complicated -- 1.8 Preparation -- 1.8.1 Glass (Bulk, Fiber) -- 1.8.2 Film and Others -- 1.9 Dependence upon Experimental Variables -- References -- Chapter 2: Structure -- 2.1 Ideal Structure -- 2.2 Practical Structure -- 2.3 Short-Range Structure -- 2.3.1 Experiments -- 2.3.2 Observations -- 2.4 Medium-Range Structure -- 2.4.1 Small Medium-Range Structure -- 2.4.2 First Sharp Diffraction Peak -- 2.5 Defect -- 2.6 Computer Analyses -- 2.7 Homogeneity -- 2.8 Surface and Nanostructures -- References -- Chapter 3: Atomic Properties -- 3.1 Structure and Properties -- 3.2 Vibrational Properties -- 3.2.1 Atomic Vibration -- 3.2.2 Boson Peak -- 3.3 Glass Transition -- 3.4 Fragility -- 3.5 Crystallization -- 3.6 Low-temperature Anomaly and Chemical Properties -- 3.7 Magic Numbers: 2.4 and 2.67 -- 3.8 Ionic Conduction -- References -- Chapter 4: Electronic Properties -- 4.1 Electronic Structure -- 4.2 Band Structure -- 4.3 Bandgap and Mobility Edge -- 4.4 Gap States -- 4.5 Optical Property -- 4.6 Optical



Absorption -- 4.6.1 Tauc Gap -- 4.6.2 Urbach Edge -- 4.6.3 Weak Absorption Tail -- 4.7 Refractive Index -- 4.8 Optical Nonlinearity -- 4.9 Electrical Conduction -- 4.9.1 Background -- 4.9.2 Carrier Transport -- 4.9.3 Meyer-Neldel Rule -- 4.9.4 AC Conductivity -- 4.10 Compositional Variation -- References.

Chapter 5: Photoelectronic Properties -- 5.1 Photoexcitation and Relaxation -- 5.2 Photoluminescence -- 5.2.1 CW Photoluminescence -- 5.2.2 Time-Resolved Photoluminescence -- 5.3 Photovoltage -- 5.4 Photoconduction -- 5.4.1 CW Photoconduction -- 5.4.2 Time-Resolved Photoconduction -- 5.5 Avalanche Breakdown -- References -- Chapter 6: Light-Induced Phenomena -- 6.1 Overall Features -- 6.2 Thermal Effects in Chalcogenide -- 6.2.1 Phase Change -- 6.2.2 Other Photothermal Phenomena -- 6.3 Photon Effects in Chalcogenide -- 6.3.1 Classification and Overall Features -- 6.3.2 Experimental -- 6.3.3 Computer Simulation -- 6.3.4 Photo-Crystallization -- 6.3.5 Photo-Polymerization -- 6.3.6 Giant Photo-contraction -- 6.3.7 Other Irreversible Changes -- 6.3.8 Reversible Photodarkening and Refractive Index Increase -- 6.3.8.1 Overall Features -- 6.3.8.2 Dependence upon Temperature and Pressure -- 6.3.8.3 Dependence upon Excitation Light -- 6.3.8.4 Variations with Materials -- 6.3.8.5 Mechanisms -- 6.3.9 Other Reversible Changes -- 6.3.9.1 Photoinduced Electrical Changes -- 6.3.9.2 Photoinduced Volume Changes -- 6.3.9.3 Photoinduced Thermal, Mechanical, and Chemical Changes -- 6.3.10 Photoinduced Phenomena at Low Temperatures -- 6.3.10.1 Observations -- 6.3.10.2 Atomic Mechanisms -- 6.3.11 Transitory Changes -- 6.3.11.1 Optical Changes -- 6.3.11.2 Mechanical Changes -- 6.3.12 Vector Effects -- 6.3.12.1 Optical Changes -- 6.3.12.2 Anisotropic Shape Changes -- 6.3.13 Photochemical Reactions -- 6.3.13.1 Photodoping -- 6.3.13.2 Photo-Surface Deposition and Photochemical Modification -- 6.3.13.3 Photooxidation and Photo-enhanced Vaporization -- 6.4 Photon Effects in Oxide Glasses -- 6.5 Light-induced Phenomena in Amorphous Si:H Films -- 6.5.1 Thermal Effects in Amorphous Si:H Films -- 6.5.2 Photon Effects in Amorphous Si:H Films -- 6.6 Photon Effects in Organic Polymers.

References -- Chapter 7: Applications -- 7.1 Overall Features -- 7.2 Optical Device -- 7.2.1 Optical Fiber -- 7.2.2 Metal-Doped Fiber -- 7.2.3 Waveguide -- 7.2.4 Nonlinear Device -- 7.3 Photo-Structural Device -- 7.4 Phase Change -- 7.4.1 Background -- 7.4.2 Optical Phase Change -- 7.4.3 Electrical Phase Change -- 7.5 Electrical Device -- 7.6 Photoelectric Device -- 7.6.1 Copying Photoreceptor -- 7.6.2 Vidicon and X-Ray Imager -- 7.6.3 Solar Cell -- 7.7 Ionic Device and Others -- 7.7.1 Ionic Memoy -- 7.7.2 Ion Sensor -- 7.7.3 Battery -- References -- Chapter 8: Future Prospects -- 8.1 Overview -- 8.2 Fundamentals -- 8.3 Applications -- Reference -- Appendix A: Publications on Related Crystals -- Appendix B: Computer Analyses and Simulations -- Appendix C: Electron-Beam Induced Phenomena -- Index.



2.

Record Nr.

UNINA9910157644103321

Autore

NIRDOSH SUNRENDRA DOGRA

Titolo

MOTAPA KARAN AVAM NIVARAN (Hindi)

Pubbl/distr/stampa

DELHI, : V&S Publishers, 2015

ISBN

9789350573662

9350573660

Edizione

[1st ed.]

Descrizione fisica

1 online resource (89 p.)

Soggetti

Obesity

Weight loss

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Description based upon print version of record.

Nota di contenuto

कवर पेज -- मुखपृष्ठ -- कॉपीराइट -- प्रकाशकीय -- दो शब्द -- विषय-सूची -- मोटापा आखिर है क्या? -- मोटापे के दुष्प्रभाव -- बच्चों में मोटापा -- युवाओं में मोटापा -- महिलाओं में मोटापा -- मोटापे के कारण शरीर में बीमारियाँ और कमजोरियाँ -- हमारा शरीर, उपयोगी भोजन एवं डाइट नियोजन -- वज़न कम करने के लिए कसरतें -- मोटापे का इलाज -- योग और मोटापा -- मोटापा-निवारण प्राणायाम से -- पेट भर खायें साथ में वज़न घटायें केवल एक हफ्ते में -- मोटापा घटाने के कुछ अन्य आसान नुस्खे -- एक्यूप्रेशर -- पोषण तलिका -- एक शुरुआत

Sommario/riassunto

The book 'मोटापा कारण एवं निवारण' by सुरेंद्र डोगरा addresses the growing issue of obesity, which has become a global concern. It explores the causes and solutions to obesity, emphasizing the importance of maintaining a balanced diet and lifestyle. The author aims to provide readers with practical guidance on managing their weight and improving overall health, highlighting the link between obesity and heart disease. This work is intended for individuals seeking to understand and combat obesity through informed lifestyle choices. Drawing on 12 years of research and experience, the book offers accessible and cost-effective strategies for weight management.