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Lecturer(s)
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Drnec Pavel, doc. Ing. Ph.D.
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Volf Asrat Mamo, doc. Ing. Ph.D.
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Kozák Jan, Ing. Ph.D.
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Lachout Antoine, Ing. Ph.D.
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Course content
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1. Introduction, basic terms, physical properties of metallic materials, purposes of contacting and interconnection. 2. Properties of contact structures, structure of metals and metal alloys, materials for detachable and non-detachable contacts. 3. Mechanical methods of realization of contact structures, crimping, pressing, twisted joints. 4. Soldering, principle of soldering, surface tension, wettability, flowability, capillarity, flux, protective atmosphere. 5. Metallurgical reactions during soldering, diffusion, intermetallic layers, phase diagrams of alloys. 6. Soldering, materials and methods, properties and structure of joints. 7. Brazing, materials and methods, properties of joints. 8. Resistance welding, formation of metallurgical weld, types and materials of electrodes, types of sources. 9. Ultrasonic welding, vertical, horizontal and torsion welding methods, materials, sonotrodes 10. Bonding, thermocompression and ultrasonic bonding, bonding materials, bonding machine construction. 11. Sintering, powder metallurgy, sintering of micro and nanoparticle pastes and inks. 12. Glued joints. Non-conductive, anisotropically and isotropically conductive adhesives. Metallic fillers for conductive adhesives, materials and shapes of metal particles, percolation threshold. 13. Testing and characterization of contact structures - strength, contact resistance, reliability.
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Learning activities and teaching methods
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Laboratory work, Lecture
- Preparation for an examination (30-60)
- 35 hours per semester
- Preparation for comprehensive test (10-40)
- 20 hours per semester
- Preparation for laboratory testing; outcome analysis (1-8)
- 4 hours per semester
- Contact hours
- 39 hours per semester
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| prerequisite |
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| Knowledge |
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| - describe the basic properties of individual groups of materials used in electrical engineering - explain the connection between the properties of materials and their internal structure and composition - assess the suitability of using materials for different technological operations |
| learning outcomes |
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| to explain the physical properties of metallic materials and the purpose of contacting and interconnection |
| to explain mechanical methods of realization of contact structures |
| to explain ways of soldering and welding |
| to describe ways of bonding, sintering and gluing |
| to choose suitable methods of testing and characterizing of contact structures |
| Skills |
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| to select the appropriate method of contacting and connecting for selected purpose |
| to design and create a reliable soldered joint |
| to apply appropriate testing and characterizing of contact structures |
| Competences |
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| N/A |
| teaching methods |
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| Knowledge |
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| Lecture |
| Laboratory work |
| Self-study of literature |
| Skills |
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| Laboratory work |
| Competences |
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| Individual study |
| assessment methods |
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| Knowledge |
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| Combined exam |
| Test |
| Skills |
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| Skills demonstration during practicum |
| Individual presentation at a seminar |
| Competences |
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| Individual presentation at a seminar |
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Recommended literature
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Bath, Jasbir. Lead-free soldering. 2007. ISBN 978-0-387-32466-1.
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Klein Wassink, R. J. Soldering in Electronics : A Comprehensive Treatise on Soldering Technology for Surface Mounting and Through-hole Techniques. 2nd ed. Port Erin : Electrochemical Publications, 1994. ISBN 0-901-150-24-X.
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Kuncipál, Josef. Teorie svařování. Praha : SNTL, 1986.
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Pilous, Václav; Barták, Jiří. Svařování. Studie o technice v českých zemích 1945-1992. 1 IS. 2003.
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Ruža, Viliam. Pájení. 2., upravené a dopln. vyd. Praha : SNTL, 1988.
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Schwartz, Mel. Soldering : understanding the basics. 2014. ISBN 978-1-62708-058-3.
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Vojtěch, Dalibor. Kovové materiály. Praha : Vydavatelství VŠCHT, 2006. ISBN 80-7080-600-1.
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