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Prostomolotov A.I., Verezub N.A. Mechanics of crystalline materials production processes. Moscow: NUST MISIS, 2025. (ISBN 9785907833562)

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Автор(ы):Prostomolotov A.I., Verezub N.A.
Название:Mechanics of crystalline materials production processes
Издательство:Moscow: NUST MISIS
Год:2025
ISBN:9785907833562
Аннотация:The monograph summarizes the results of mathematical and physical modeling of mechanical processes in the production of crystalline materials using a number of technologically significant industrial processes (growth of technically valuable single crystals from melt for microelectronics and from salt solutions for photonics, thermal pressing, and crystallization from powders for thermoelectric materials). Data are presented on the effect of the main control actions on the hydromechanics of liquid phase (melt and salt solution),including control of the rotation of the crystal, the crucible, and various mixer types, sectional thermal heating of the crucible walls, complex crystallizer designs, the use of magnetic fields, and microgravity conditions. Approaches are discussed that ensure the optimization of hot zone design and process parameters and control of heat and mass transfer processes in the liquid and solid phases, including controlof the stress state and defect formation processes in the solid phase. Software packages for mathematical modeling, including those with the possibility of remote operation, are discussed.

The monograph is intended for specialists in the field of crystalline materials technologies, mechanics, thermal physics, as well as for postgraduate students and students of relevant specialties.
Оглавление:Abbreviations.....13

Introduction.....14

CHAPTER 1. Hydromechanics of melt in Cz-growth of crystals.....23
1.1. Review of approaches to mathematical modeling of Cz crystal growth.....23
1.2. Mathematical hydromechanical Cz-model.....31
1.3. Hydromechanics of rotating fluids and melts.....44
1.4. Effect of flow on the transfer of dopant (volatile) impurity in the melt.....64

CHAPTER 2. Control actions in Сz-growth of crystals.....86
2.1. Overview of the application of various control actions.....86
2.2. Controlling crystal vibrations.....100
2.3. Controlling changes of crystal/crucible rotation speeds and crucible geometry.....120
2.4. Controlling the melt flow using crystal rotation.....137
2.5. Flow controlling by crucible positioning.....152
2.6. Flow control using the RMF.....156

CHAPTER 3. Heat transfer in furnaces for Сz-growth of silicon crystals.....163
3.1. Overview of conjugate thermal Cz-models.....163
3.2. Formulation of the conjugate model of hydromechanics and heat transfer for the Cz-process.....165
3.3. Features of the melt hydromechanics in the Cz-HZ.....172
3.4. Verification of temperature distributions in Cz-HZ.....183
3.5. Heat transfer control in growing silicon single crystals 100 and 125 mm in diameter.....186
3.6. Heat transfer control in growing super large diameter silicon single crystals.....201
3.7. Promising areas of domestic design and technological developments.....221

CHAPTER 4. Defect formation and stresses in Сz-silicon.....240
4.1. Overview of fundamental concepts on defect formation in dislocation-free silicon single crystal and their technological testing.....240
4.2. Formulation of defect formation models in dislocation free single crystal silicon.....253
4.3. "Thermal histories" of Cz-silicon single crystal growth.....268
4.4. Analysis of IPD and microdefect distributions in silicon crystals 150 mm in diameter.....276
4.5. Analysis of IPD and microdefect distributions in silicon crystals 200 mm in diameter.....287
4.6. Thermostressed state in silicon crystals.....291
4.7. Stresses and defect formation in silicon wafers RTA process.....299

CHAPTER 5. Melt hydromechanics in BM-grown crystals.....308
5.1. Overview of works on BM-crystal growth.....308
5.2. Hydromechanics in the growth of calcium fluoride single crystals.....310
5.3. Physical modeling of hydromechanics in BM-model.....320
5.4. Hydromechanics for cassette BM-crystallization of bismuth telluride.....327

CHAPTER 6. Hydromechanics and crystallization under microgravity.....340
6.1. Overview of works on hydromechanics in microgravity.....340
6.2. Verification of analytical solutions to the one-dimensional problem of impurity transfer in melt under microgravity.....344
6.3. Conjugate modeling of hydromechanic sand crystallization for BM-process in microgravity.....359
6.4. Conjugate heat transfer in space BM-furnace.....374
6.5. Heat transfer for ampoule ZM growth of germanium crystals.....381

CHAPTER 7. Hydromechanics of crystal growth from solution.....398
7.1. Preliminary comments.....398
7.2. Mathematical description of hydrodynamic processes in water-salt solutions.....406
7.3. Hydrodynamics and mass transport in flow-through crystallizers.....414
7.4. Hydrodynamics and heat transfer in non-flowing crystallizers.....423

CHAPTER 8. Mechanics of plasticity and recrystallization in extrusion processes.....430
8.1. Hot extrusion process.....430
8.2. Equal-channel angular pressing process (ECAP).....446

CHAPTER 9. Software for mechanics in processes of crystalline materials growth.....460
9.1. General overview of software complexes development for process mechanics.....460
9.2. Software complex of IPMech RAS for problems of technological mechanics.....465

Summary.....477

Bibliography in English.....478

Bibliography in Russian.....512