Upconversion Nanophosphors

1st Edition - November 4, 2021
Editors: Sabu Thomas, Kanchan Upadhyay, Raunak Kumar Tamrakar, Nandakumar Kalarikkal
Language: English
Paperback ISBN:
9 7 8 - 0 - 1 2 - 8 2 2 8 4 2 - 5
eBook ISBN:
9 7 8 - 0 - 1 2 - 8 2 2 8 4 3 - 2

Upconversion Nanophosphors provides detailed information about various lanthanide-based upconversion nanoparticles and their application in different fields. It will also help s… Read more

Purchase options

LIMITED OFFER

Save 50% on book bundles

Immediately download your ebook while waiting for your print delivery. No promo code is needed.

Institutional subscription on ScienceDirect

Request a sales quote

Upconversion Nanophosphors provides detailed information about various lanthanide-based upconversion nanoparticles and their application in different fields. It will also help solve fundamental and applied problems of inorganic phosphor materials showing upconversion behavior, as well as generate innovative ideas related to the application of inorganic phosphor materials.

This book will prove to be an invaluable reference work for scientists, engineers, industrial experts, and masters and PhD students working in the field of upconversion and materials science.

Cover Image
Title Page
Copyright
Table of Contents
Contributors
Chapter 1 Photoluminescent rare-earth nanocrystal-based characterization methods: Advancements in photophysical applications
Abstract
1.1 Introduction
1.2 Diffused reflectance spectroscopy
1.3 Photoluminescence spectroscopy
1.4 Down-conversion
1.5 A mechanism of down-conversion
1.6 Upconversion
1.7 Photoluminescence quantum yield
1.8 Challenges and future perspectives
References
Chapter 2 What are upconversion nanophosphors: Basic concepts and mechanisms
Abstract
2.1 Introduction
2.2 Fundamental concepts of photon upconversion
2.3 Upconversion mechanisms
2.4 Excited-state dynamics
2.5 Basic understanding of photophysics
2.6 Applications
2.7 Conclusions
References
Chapter 3 Physics of inorganic upconverting nanophosphors and their relevance in applications
Abstract
3.1 Introduction
3.2 Inorganic phosphors: Hosts and dopants
3.3 Building-block ion-ion interaction mechanisms
3.4 Upconversion: Fundamentals and dynamics
3.5 Nanoupconverters
3.6 Conclusions
References
Chapter 4 Upconversion photoluminescence properties of ZrO2: Ln3+/Yb3+ (Ln = Er, Ho, Tm) films formed by plasma electrolytic oxidation
Abstract
4.1 Introduction
4.2 Experimental section
4.3 Results and discussion
4.4 Conclusions
References
Chapter 5 Synthesis and characterization of upconversion-luminescent fluorosilicate glasses and glass ceramics
Abstract
5.1 Introduction
5.2 Fabrication of fluorosilicate glass and glass ceramics with three different fluoride nanocrystals
5.3 Enhanced upconversion emission from Yb3+-Er3+ co-doped fluorosilicate glass
5.4 Blue upconversion emission from Yb3+ doped glass ceramics
5.5 Multicolor upconversion emission form Yb3+-Mn2+ co-doped glass ceramics
5.6 Summary
References
Chapter 6 Oxide-based upconversion nanophosphors: Synthesis, characterization, and applications
Abstract
6.1 Introduction
6.2 Synthesis of oxide nanophosphors
6.3 Structural and morphological studies of oxide nanophosphors
6.4 Optical properties of oxide nanophosphors
6.5 Electroluminescence studies of oxide nanophosphors
6.6 Conclusions
References
Chapter 7 Upconversion luminescence and optical behavior of Er3+ -doped Gd2O3 phosphors
Abstract
7.1 Introduction
7.2 Experimental section
7.3 Results and discussion
7.4 Conclusions
Conflict of interest
References
Chapter 8 Ceramic-based upconversion phosphors
Abstract
8.1 Introduction
8.2 Synthesis methods for ceramic-based phosphors
8.3 Characterization techniques: Experimental and theoretical approaches
8.4 Applications
References
Chapter 9 Organic complexes as upconversion phosphors
Abstract
9.1 Introduction
9.2 Two-photon absorption upconversion
9.3 Triplet–triplet annihilation upconversion
References
Chapter 10 Tuning and optimization of upconversion phosphors
Abstract
10.1 Lanthanide dopants and ionic interactions
10.2 Host materials and crystal field
10.3 Core-shell nanostructure engineering
10.4 Surface plasmon resonance-tuned upconversion
10.5 Dye-sensitized upconversion
10.6 Other methods
10.7 Summary
References
Chapter 11 Application of upconversion-luminescent materials in temperature sensors
Abstract
11.1 Introduction
11.2 The process of upconversion
11.3 Upconversion luminescence
11.4 Temperature sensor based on fluorescence intensity
11.5 Temperature sensor based on single fluorescence emission intensity
11.6 Temperature sensor based on fluorescence intensity ratio
11.7 For Yb/Er co-doped matrices
11.8 For Yb/Tm co-doped matrices
11.9 For Yb/Ho co-doped matrices
11.10 Temperature sensor based on the fluorescence decay lifetime
References
Chapter 12 Upconversion nanoparticles for sensing applications
Abstract
12.1 Introduction
12.2 Mechanism of upconversion luminescence
12.3 Modification of upconverting nanoparticles’ surfaces for sensing applications
12.4 Upconverting nanoparticles in sensing applications
12.5 Conclusions and perspectives
References
Chapter 13 Upconversion-luminescent nanomaterials for biomedical applications
Abstract
13.1 Introduction
13.2 Lanthanide upconversions: A bioimaging probe
13.3 Lanthanide upconversion-based nanomaterials for therapies
13.4 Summary and future perspectives
13.5 Acknowledgements
List of abbreviations
References
Chapter 14 Application of upconversion-luminescent materials in photodynamic therapy
Abstract
14.1 Upconversion-luminescent materials
14.2 Cancer treatment
14.3 Upconversion-luminescent materials in cancer treatment
References
Chapter 15 Upconversion nanomaterials for photocatalytic applications
Abstract
15.1 Introduction
15.2 Basic concepts of photocatalysis
15.3 Upconversion nanomaterial-based photocatalysts
15.4 Summary and future perspectives
Acknowledgments
References
Index

Sabu Thomas

Professor Sabu Thomas is the Director of Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University, Kottayam, Kerala, India. He is also currently the Chairman of the Trivandrum Engineering Science and Technology Research Park (TrESPARK), Trivandrum, Kerala, India. He was the former Vice Chancellor of Mahatma Gandhi University, Kottayam, Kerala, India. Prof. Thomas is a highly committed teacher and a remarkably active researcher well-known nationally and internationally for his outstanding contributions in polymer science and nanotechnology. He has published over 1400 research articles in international refereed journals. and has also edited and written 210 books. His H-index is 140 and total citations are more than 94,000. He has supervised 125 PhD theses. He has received many international and national awards and recognitions. Under the leadership of Prof. Thomas, Mahatma Gandhi University has been transformed into a top University in India.

Affiliations and expertise

Full Professor, International and Inter University Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University, Kottayam, Kerala, India

Kanchan Upadhyay

Kanchan Upadhyay is a Post-doc Fellow at the International and Inter University Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University. She obtained her PhD in Chemistry at Pt. Ravishankar Shukla University and received the Govt. Chhattisgarh Young Scientist Award in 2015. Her research interests are analytical chemistry and synthesis and luminescence properties of phosphors.

Affiliations and expertise

International and Inter University Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University, Kottayam, Kerala, India

Raunak Kumar Tamrakar

Raunak Kumar Tamrakar is an Assistant Professor for the Department of Applied Physics at the Bhilai Institute of Technology. He obtained a PhD in Solid State Physics at Pt. Ravishankar Shukla University in 2016 and is a lifetime member of the Luminescence Society of India. His main research interests are synthesis and luminescence properties of phosphors.

Affiliations and expertise

Department of Applied Physics, Bhilai Institute of Technology, Durg, Chhattisgarh, India

Nandakumar Kalarikkal

Dr. Nandakumar Kalarikkal is an Associate Professor at the School of Pure and Applied Physics and Joint Director of the International and Inter University Centre for Nanoscience and Nanotechnology of Mahatma Gandhi University, Kottayam, Kerala, India. His research activities involve applications of nanostructured materials, laser plasma, and phase transitions. He is the recipient of research fellowships and associateships from prestigious government organizations such as the Department of Science and Technology and Council of Scientific and Industrial Research of the Government of India. He has active collaborations with national and international scientific institutions in India, South Africa, Slovenia, Canada, France, Germany, Malaysia, Australia, and the United States. He has more than 130 publications in peer-reviewed journals. He also co-edited nine books of scientific interest and co-authored many book chapters.

Affiliations and expertise

International and Inter University Centre for Nanoscience and Nanotechnology and School of Pure and Applied Physics, Mahatma Gandhi University, Kottayam, Kerala, India