|  | Herlach, Dieter M. / Matson, Douglas M. (eds.)
Solidification of Containerless Undercooled Melts
 1. Edition July 2012
149.- Euro
2012. XXIV, 554 Pages, Hardcover
315 Fig. (60 Colored Fig.), 21 Tab.
- Monograph -
ISBN 978-3-527-33122-2 - Wiley-VCH, Weinheim
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Content
Sample Chapter
Index
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| Short description
Bringing together the top international researchers in the field, this reference explains the fundamentals and applications, covering the background needed to make solids from melts with defined properties -- on earth and in space.
From the contents
PREFACE
CONTAINERLESS UNDERCOOLING OF DROPS AND DROPLETS
Introduction
Drop Tubes
Containerless Processing Through Levitation
Summary and Conclusions
COMPUTER-AIDED EXPERIMENTS IN CONTAINERLESS PROCESSING OF MATERIALS
Introduction
Planning Experiments
Operating Experiments
Data Reduction, Analysis, Visualization, and Interpretation
Conclusion
DEMIXING OF CU - CO ALLOYS SHOWING A METASTABLE MISCIBILITY GAP
Introduction
Mechanism of Demixing
Demixing Experiments in Terrestrial EML and in Low Gravity
Demixing Experiments in a Drop Tube
Spinodal Decomposition in Cu - Co Melts
Conclusions
SHORT-RANGE ORDER IN UNDERCOOLED MELTS
Introduction
Experiments on the Short-Range Order of Undercooled Melts
Conclusions
ORDERING AND CRYSTAL NUCLEATION IN UNDERCOOLED MELTS
Introduction
Nucleation Theory - Some Background
Liquid Metal Undercooling Studies
Coupling of Ordering in the Liquid to the Nucleation Barrier
Conclusions
PHASE-FIELD CRYSTAL MODELING OF HOMOGENEOUS AND HETEROGENEOUS CRYSTAL NUCLEATION
Introduction
Phase-Field Crystal Models
Homogeneous Nucleation
PFC Modeling of Heterogeneous NuCleation
Summary
EFFECTS OF TRANSIENT HEAT AND MASS TRANSFER ON COMPETITIVE NUCLEATION AND PHASE SELECTION IN DROP TUBE PROCESSING OF MULTICOMPONENT ALLOYS
Introduction
Model
Effect of Transient Heat and Mass Transfer on Nucleation and Crystal Growth
Competitive Nucleation and Phase Selection in Nd - Fe - B Droplets
Summary
CONTAINERLESS SOLIDIFICATION OF MAGNETIC MATERIALS USING THE ISAS/JAXA 26-METER DROP TUBE
Introduction
Drop Tube Process
Undercooling Solidification of Fe - Rare Earth (RE) Magnetostriction Alloys
Undercooling Solidification of Nd - Fe - B Magnet Alloys
Concluding Remarks
NUCLEATION AND SOLIDIFICATION KINETICS OF METASTABLE PHASES IN UNDERCOOLED MELTS
Introduction
Thermodynamic Aspects and Nucleation of Metastable Phases
Metastable Phase Formation from Undercooled Melts in Various Alloy Systems
Summary and Conclusions
NUCLEATION WITHIN THE MUSHY ZONE
Introduction
Incubation Time
Cluster Formation
Transient Development of Heterogeneous Sites
Comparing Critical Nucleus Development Mechanisms
Concluding Remarks
MEASUREMENTS OF CRYSTAL GROWTH VELOCITIES IN UNDERCOOLED MELTS OF METALS
Introduction
Experimental Methods
Summary and Conclusions
CONTAINERLESS CRYSTALLIZATION OF SEMICONDUCTORS
Introduction
Status of Research on Facetted Dendrite Growth
Twin-Related Lateral Growth and Twin-free Continuous Growth
Containerless Crystallization of Si
Summery and Conclusion
Appendix 12.A: LKT Model
MEASUREMENTS OF CRYSTAL GROWTH DYNAMICS IN GLASS-FLUXED MELTS
Introduction
Methods and Experimental Set-Up
Growth Velocities in Pure Ni
Growth Velocities in Ni3Sn2 Compound
Crystal Growth Dynamics in Ni - Sn Eutectic Alloys
Opportunities with High Magnetic Fields
Summary
INFLUENCE OF CONVECTION ON DENDRITE GROWTH BY THE AC - DC LEVITATION TECHNIQUE
Convection in a Levitated Melt
Static Levitation Using the Alternating and Static Magnetic Field (AC - DC Levitation)
Effect of Convection on Nucleation and Solidification
MODELING THE FLUID DYNAMICS AND DENDRITIC SOLIDIFICATION IN EM-LEVITATED ALLOY MELTS 321
Introduction
Mathematical Models for Levitation Thermofluid Dynamics
Thermoelectric Magnetohydrodynamics in Levitated Droplets
Concluding Remarks
FORCED FLOW EFFECT ON DENDRITIC GROWTH KINETICS IN A BINARY NONISOTHERMAL SYSTEM
Introduction
Convective Flow in Droplets Processed in Electromagnetic Levitation
The Model Equations
Predictions of the Model
Quantitative Evaluations
Summary and Conclusions
ATOMISTIC SIMULATIONS OF SOLUTE TRAPPING AND SOLUTE DRAG
Introduction
Models of Solute Trapping
Solute Drag
MD Simulations
Implications for Dendrite Growth
PARTICLE-BASED COMPUTER SIMULATION OF CRYSTAL NUCLEATION AND GROWTH KINETICS IN UNDERCOOLED MELTS
Introduction
Solid - Liquid Interfaces in Nickel
Homogeneous Nucleation in Nickel
Crystal Growth
Conclusions
SOLIDIFICATION MODELING: FROM ELECTROMAGNETIC LEVITATION TO ATOMIZATION PROCESSING
Introduction
Electromagnetic Levitation
Impulse Atomization
Modeling
EML Sample
IA Particles
Conclusion
PROPERTIES OF P-SI-GE THERMOELECTRICAL MATERIAL SOLIDIFIED FROM UNDERCOOLED MELT LEVITATED BY SIMULTANEOUS IMPOSITION OF STATIC AND ALTERNATING MAGNETIC FIELDS
Introduction
Simultaneous Imposition of Static and Alternating Magnetic Fields
Experimental
Results and Discussion
Summary and Conclusions
QUANTITATIVE ANALYSIS OF ALLOY STRUCTURES SOLIDIFIED UNDER LIMITED DIFFUSION CONDITIONS
The Need for an Instrumented Drop Tube
Description of IA
Powder Characteristics
Quantification of Microstructure
Modeling
COUPLED GROWTH STRUCTURES IN UNIVARIANT AND INVARIANT EUTECTIC SOLIDIFICATION
Introduction
Historical Perspective and Background
Basic Theory of Eutectic Solidification
Eutectic Solidification Theory for Ternary Systems
Solidification Paths and Competitive Growth Considerations
Recent Developments, Emerging Issues, and Critical Research Needs
SOLIDIFICATION OF PERITECTIC ALLOYS
Introduction
Peritectic Equilibrium and Transformation
Peritectic Reactions in the Ternary System
Nucleation Studies
Growth
Conclusions
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