| Course Unit Code | 653-3026/02 |
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| Number of ECTS Credits Allocated | 5 ECTS credits |
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| Type of Course Unit * | Choice-compulsory type B |
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| Level of Course Unit * | Second Cycle |
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| Year of Study * | First Year |
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| Semester when the Course Unit is delivered | Summer Semester |
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| Mode of Delivery | Face-to-face |
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| Language of Instruction | Czech |
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| Prerequisites and Co-Requisites | Course succeeds to compulsory courses of previous semester |
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| Name of Lecturer(s) | Personal ID | Name |
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| LOS35 | doc. Dr. Ing. Monika Losertová |
| Summary |
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| This subject is focused on selected processesing technologies of individual types of nanostructural metallic materials regadarding the use of nanomaterials in structural application (condensation, milling, mechanical alloying, spraying of suspensions, electrolytic deposition, devitrification of amorphous phases, CVD, PECVD, PVD methods; application of plasma, electron beam, laser, micro-wave and rf. heating; SPD technologies). |
| Learning Outcomes of the Course Unit |
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Student after passing the exam from this subject will gain the following abilities:
- describe basic methods of production of metallic nanomaterials
- make an overview of technology for production of concrete metallic nanomaterials
- apply acquired findings at theoretical and laboratory exercises |
| Course Contents |
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1. Characteristics of nanostructural materials. Basic types of nanostructural metallic materials and their application.
2. Preparation of nanostructural materials from various phases (gas, melt, aqueous solutions, suspensions). Criteria for selection of the preparation method.
3. Preparation of nanostructural materials by condensation from inert gases, CVD and PVD methods. Preparation of metallic materials, intermetallic compounds, oxides, carbides and nitrides of metals.
4. Plasma and electron beam processes for preparation of nanostructural materials.
5. Preparation of nanostructural materials by the process Nano Arc Synthesis. Use of energy of arc discharge for preparation of single-component and multi-component oxides of rare earth metals, transition metals, etc.
6. Methods of preparation of solutions, micro-emulsions and aerosols and their subsequent drying. Preparation of single-component and multi-component materials (WCo, WCoV, WCoCr2C3, etc.).
7. Preparation of nanostructural materials by processes of rapid solidification of melts.
8. Preparation of nanostructural materials by grinding and mechanical alloying in high-power ball mills.
9. Methods of evaluation of properties of nanostructured materials. Structural characteristics.
10. Mechanical properties of selected nano-crystalline metals. Super-plastic behaviour.
11. Production of nano-crystalline materials by technologies ECAP, CEC and TC. Analysis of thermo-mechanical conditions of development of the ECAP process with use of the program FormFem.
12. Technologies C2S2, DECAP, CS and tixoforming. Development of structure with use of software TT STEEL.
13. Industrial use of technologies (SPD) for production of nano-crystalline materials. Examples of use of nano-crystalline materials in advanced structures (aircraft industry, army technology).
Laboratory exercises:
1. Preparation of ZnO nanoparticles from aqueous solution and determination of width for energy gap. 2. Synthesis of silver nanoparticles.
3. Determination of specific surface for particles of powder materials with adsorption method.
4. Excursion in the laboratories with development of production technologies and evaluation of properties of nanostructured materials.
5. Metallographical determination of the microstructure of metallic samples after ECAP.
6. Calculation of deformation forces and experimental examination of structural development using ECAP technology. Simulation of thermo-mechanical conditions at the ECAP technology (software FormFem).
7. Influence of thermo-mechanical conditions of the deformation on mechanical properties of Mg alloys after DECAP technology.
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| Recommended or Required Reading |
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| Required Reading: |
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GUSEV, A.I. and A.A. REMPEL. Nanocrystalline materials. Cambridge: Cambridge International Science Publishing, 2004. ISBN 1-898326-26-6.
POOLE, Ch.P., OWENS, F.J. Introduction to nanotechnology. Hoboken: Wiley, 2003. ISBN 0-471-07935-9.
WANG, Z.L., ed. Characterization of nanophase materials. Weinheim: Wiley-VCH, 2000. ISBN 3-527-29837-1.
RIETH, M. Nano-engineering in science and technology: an introduction to the world of nano-design. Singapore: World Scientific, 2003. ISBN 981-238-073-6. |
Drápala, Jaromír. Nanomateriály I. Studijní opory, Ostrava: VŠB-Technická univerzita v Ostravě, 43 s., 2013.
Greger, Miroslav. Nanomateriály II. Studijní opory, Ostrava: VŠB-Technická univerzita v Ostravě, 26 s., 2013.
Gusev, A.I., Rempel, A.A. Nanocrystalline materials. Cambridge: Cambridge International Science Publishing, 2004. ISBN 1-898326-26-6. |
| Recommended Reading: |
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BORISENKO, V.J., S.V. GAPONENKO and V.S. GURIN, ed. Physics, chemistry and application of nanostructures: reviews and short notes to Nanomeeting 2003. River Edge: World Scientific, 2003. ISBN 981-238-381-6.
DECHER, G. and J.B. SCHLENOFF, ed. Multilayer thin films: sequential assembly of nanocomposite materials. Hoboken: John Wiley & Sons, 2003. ISBN 3-527-60057-4. |
Hošek, J. Úvod do nanotechnologie. Praha: ČVUT, 2011. ISBN 978-80-01-04555-8.
Poole, Ch.P., Owens, F.J. Introduction to nanotechnology. Hoboken: Wiley, 2003. ISBN 0-471-07935-9. |
| Planned learning activities and teaching methods |
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| Lectures, Individual consultations, Tutorials, Project work |
| Assesment methods and criteria |
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| Task Title | Task Type | Maximum Number of Points
(Act. for Subtasks) | Minimum Number of Points for Task Passing |
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| Credit and Examination | Credit and Examination | 100 (100) | 51 |
| Credit | Credit | 40 | 24 |
| Examination | Examination | 60 | 21 |