
About Professor Stan Veprek
After his initial research work in plasma diagnostics and spectroscopy, Stan Veprek began his work on the deposition of thin films by means of plasma CVD 40 years ago at the Institute of Physics of the Czech Academy of Science where he started his scientific career after an education as a high school teacher (in Ceske Budejovice) followed by the study of physics at the Charles University in Prague (graduated 1962). His first major result was the deposition of nanocrystalline silicon, nc-Si, by means of chemical transport in plasma (published in 1968; nowadays, nc-Si is an important material for large-scale microelectronics, flat panel displays and thin films solar cells). He became involved in the research of the plasma-wall interactions in nuclear fusion devices. In 1976 he proposed the protective coating of the inner wall with boron carbide, and in the following years developed "boronization" by means of plasma CVD, which found successful application in several large fusion devices around the world.
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COURSE CONTENTS:
1. Introduction and short overview
2. Properties of Nano-Sized and Nano-Structured Materials when approaching the molecular size
- Thermodynamics properties vs. crystallite size;
- Localization phenomena (electrons & phonons), crystallite size and separation;
- Learning from the nature:
- super-hydrophobic, self-cleaning surfaces;
- "lotus effect" upside down;
- super-adhesive surfaces;
- design of high-specific strength & toughness;
- design of colors;
3. Structural bulk Nanocomposites:
- Graphite fibres carbon composites with high specific strength
- Polymer-based nanocomposites reinforced by inorganic fillers
- Future trends: carbon nanotube reinforced nanocomposites
4. Functional Nano-structured coatings for machine parts
- The role of the ratio of elastic modulus to hardness for wear of machine parts;
- Self-lubricant hard nanocomposites for harsh and variable environment (humid-dry, low-high temperature etc.);
LOCAL ADVISOR:
Prof. Celaletdin Ergun,
Istanbul Technical University
Turkey
ergunce@itu.edu.tr
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5. Hard and wear-resistant coatings for tools
- Introduction: The recent search for super- and ultrahard materials: Go Nano!
- Why coatings on tools ?
- Transition Metal Nitrides, Carbides & Borides
- Oxide Coatings
- Diamond and Diamond-Like Carbon - Based Coatings
6. Hard and Superhard Nanocomposites with high thermal stability and oxidation resistance for machining (drilling, milling, turning, forming, stamping) and other applications.
6.1. Different approaches to superhard coatings, their advantages and drawbacks:
- Intrinsically superhard materials
- Hardening by energetic ion bombardment
- Superhard Heterostructures
- Superhad nanocomposites by phase segregation: Design concept, their preparation,
properties and recent progress in their understanding.
6.2. Industrial applications of hard and superhard nanocomposites in comparison to other advanced coatings including polycrystalline diamond.
6.3. The presently available hard and superhard coatings can still be significantly improved
REGISTRATION FEE:
REGULAR REGISTRATION: 680, EUR (*)
DSL / ACEX PARTICIPANTS: 350, EUR (*)
(*) UNTIL 15 MARCH, 2012
AFTER:
980, EUR (REGULAR REGISTARTION)
450, EUR ( DSL/ACEX PARTICIPANTS)
Registration includes:
- 2 Full Days Course,
- Printed Course Materials, in Book Format
- Course Certificate,
- 2 Refreshments Daily,
- Lunch at Hotel Venue (Daily / 2 Days)
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