CONDUCTION MECHANISM AND BAND GAP STUDIES IN TERNARY CHALCOGENIDE GLASSES

By Dr. Praveen Kumar

PAPER BACK ISBN : 978-93-86789-95-2

DATE : 2019

PAGES : 1-161

EDITIONS : 1

LANGUAGE : English

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145 125

  • INRODUCTION
  • Introduction
  • Several Types of Glass Occur in Nature
  • Manmade Glass Include
  • Chronology of Advances to Production Methods of Glass
  • Definition of Glass
  • Thermodynamics of Glass
  • In a Wide Definition
  • The Glass Transition Temperature
  • Chalcogenide Glass
  • Application of Chalcogenide Glasses
  • Literature Survey
  • Proposed Plan of Work
  • Chapter-Wise Work Distribution                    
  • 1.10 References      
  • METHODOLOGY & TECHNIQUES
  • 2.1 Introduction
  • 2.2 Materials Preparation
  • 2.2.1 Melt Quenching Technique
  • 2.2.2 Thin Films by Evaporation Technique
  • 2.3 Characterization of X-Ray Diffraction
  • 2.3.1 Principle of Diffraction  
  • 2.3.2 Experimental Setup of XRD
  • 2.3.3 Powder X-ray diffractometer
  • 2.4 Electrometer/ High Resistance Meter (Keithley 6517a)
  • 2.5 Spectrophotometer (Perkin Elmer Lambda 750)
  • 2.6 References

 

 

               

  • CONDUCTIVITY & CONDUCTION MECHANISM IN GLASSES
  • 3.1 Introduction
  • 3.2 Electrical Measurement of Setesb Films
  • 3.2.1 Structural characterization
  • 3.2.2 I-V Measurement of SeTeSb Glasses
  • 3.2.3 DC Conductivity of SeTeSb Glassy Films
  • 3.2.4 Poole-Frenkel Conduction in SeTeSb Glassy Films
  • 3.3 Electrical Measurement of SeTeSb Films
  • 3.3.1 Structural Characteristics
  • 3.3.2 I-V Measurement of Setepb Glasses
  • 3.3.3 DC Conductivity of SeTePb Glassy Films
  • 3.3.4 Poole-Frenkel Conduction in SeTePb Films
  • 3.4 Inferences
  • 3.5 References         
  • BAND GAP STUDIES OF PROPOSED GLASSES
  • 4.1 Introduction
  • 4.1.1 Absorption of Light by Material
  • 4.1.2 Direct and Indirect Band Gap
  • 4.1.3 Determination of energy band gap (Eg)
  • 4.2 Absorption Studies of SeTeSb Films
  • 4.3 Absorption Studies of SeTePb Films
  • 4.4 Inferences
  • 4.5 References
  • CONCLUSION & FUTURE SCOPE

Dr. Praveen Kumar (Dr. Praveen Kumar Saraswat)working as Associate professor & Head in post graduate department of physics, Narain College, Shikohabad affiliated to DR BHIM RAO AMBEDKAR UNIVERSITY, AGRA (Formerly known as AGRA UNIVERSITY, AGRA. He obtained his B.Sc. , M.Sc. & Ph.D. degree from DBRAU, AGRA in 1986,1988 & 1998 respectively. The specialization of his Ph.D. is condensed matter physics. He has teaching experience of more than 26 years of UG & PG classes, research experience of more than 18 years during which five (05) students were  awarded & one (01) submitted thesis for award of Ph.D. from DBRAU, AGRA and two (02) students awarded with M.Phil. from PERIYAR UNIVERSITY, SALEM ( TAMILNADU). Also, he has published 15 papers in refereed journals and 11 papers has been presented in NATIONAL/ INTERNATIONAL seminar / conferences etc.. Besides all 

Subject Covers:-
•    Inroduction
•    Methodology & Techniques
•    Conductivity & Conduction Mechanism In Glasses
•    Band Gap Studies of Proposed Glasses
•    Conclusion & Future Scope
•    References    
This Book Useful for the students of :-
•    Bio
•    Chemistry