
Chemistry of Tantalum and Niobium Fluoride Compounds
Description
Key Features
* Covers both theory and application of Tantalum and Niobium Fluoride Chemistry
* Is suitable for tantalum and niobium producers, researchers studying the chemistry of fluorides, as well as teachers and students in chemistry and metallurgy
Readership
Table of Contents
- 1. Introduction
1.1. General information on the application of tantalum and niobium
1.2. Tantalum and niobium raw materials
1.3. Refining processes
1.4. Material science aspects
2. Synthesis of tantalum and niobium fluoride compounds
2.1. Aqueous solutions
2.2. Non-aqueous solutions
2.3. Interactions with TaF5 and NbF5
2.4. Synthesis of fluoride compounds using NbO2 F and TaO2 F
2.5. Hydrofluoride synthesis of niobium and tantalum compounds
3. Crystal chemistry of tantalum and niobium fluoride compounds
3.1. Island-type structure compounds
3.2. Compounds with chain-type structure
3.3. Compounds with layered-type structure
3.4. Compounds with framework-type
3.5. Compounds with coordination-type structure
3.6. Crystal chemical classification
4. Tantalum and niobium complexes in fluoride solutions
4.1. Niobium containing solutions
4.2. Tantalum containing solutions
5. Tantalum and niobium complexes in fluoride melts
5.1. Preliminary notes
5.2. Melting diagrams
5.3. Physicochemical properties
5.4. Vibration spectroscopy of fluoride melts
5.5. Main conclusions
6. Thermal properties and decomposition of tantalum-and niobium-containing fluoride compounds
6.1. Impact of temperature on solid fluoride complexes
6.2. Melting processes
6.3. Thermal decomposition of oxyfluoroniobates
6.4. Gaseous components
6.5. Main conclusions
7. Ferroelectric properties of niobium and tantalum fluoride compounds
7.1. General notes
7.2. Compounds derived from lithium metatantalate
7.3. Spontaneous polarization and non-linear optic effect in niobium and tantalum fluoride compounds
7.4. Piezoelectric, pyroelectric and related properties in M5 Nb3 OF18 compounds
8. Fluorine chemistry in the processing of tantalum and niobium
8.1. General notes
8.2. Raw material decomposition
8.3. Liquid-liquid extraction
8.4. Preparation of tantalum and niobium oxides
8.5. K salt production
8.6 The production of tantalum and niobium metals by reduction of fluoride melts
9. Main principals of the chemistry of tantalum and niobium fluoride compounds
Appendix (X ray powder diffraction data of some important tantalum and niobium fluoride compounds)
Niobium-containing compounds
Tantalum-containing compounds
Product details
- No. of pages: 408
- Language: English
- Copyright: © Elsevier Science 2004
- Published: October 30, 2004
- Imprint: Elsevier Science
- eBook ISBN: 9780080529028
About the Author
Anatoly Agulyansky
Affiliations and Expertise
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