21C Frontier R&D Program CNMT Development of Nanostructured Materials Technologies for Structural Applications by CNMT Sang-Hee Suh Center for Nanostructured Materials Technology http:/cnmt.kist.re.kr/ Outlines R&D investment for NT by Korean Government R&D programs for NT in Korea R&D program by the CNMT R&D program for structural applications by the CNMT 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 2 1
Investment for NT by Korean Government R&D I nfrastructures Research & Development Nano Fabrication Centers 137.7 M$ 60.9 M$ NT Total Investment in 2003: 208 M USD Education for NT 9.4 M$ 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 3 R&D Programs for Nanotechnologies in Korea R&D Programs for Nanotechnologies by the Ministry of Science and Technology of Korea 10 Frontier Research Program Industrial Impact Core NT 5 Basic NT Fundamental NT 0 2007 2012 2017 Time scale for Industrialization of the developed technologies 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 4 2
Frontier Research Programs for Nanotechnologies Frontier Research Centers for Nanotechnology Nano- Center for Nanostructured systems Materials Technology Center for Nanoscale Mechatronics & Manufacturing Nano- technology Tera-level Nanodevice Program Budget Nano- Nano- materials devices About 10 M US Dollars every year for 10 years for each Center 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 5 Overview of the R&D Program by the CNMT Three Areas with 30 Projects High strength nanostructured materials 10 24 Research Environmental and energy Companies Institutes storage materials Optical materials for CNMT information technology 2002. 7. – 2012. 3. 4 55 Institutions 19 Foreign Universities 550 Researchers Institutes 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 6 3
Nanostructured Materials under Development by the CNMT High strength nanostructured materials Nanostructuredbulk materials Nanostructuredcomposite materials Hard coating materials Environmental and energy storage materials Catalysts for environment applications Active materials for rechargeable batteries Optical materials for information technology Nanostructuredmaterials and devices for broad band optical communication Nanostructuredmaterials and devices for display applications 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 7 Structural Applications of Nanostructured Materials Nanostructured Structural Materials for Car Industries Ultra light and high Hard coating on strength steel, Al plastic windshield Aging resistant paint High strength nanocomposite bumper facia High performance tire 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 8 4
Nanocrystalline Materials by Severe Plastic Deformation by J.W. Park of KIST, D.H. Shin of Hanyang Univ. and C.Y. Lim of KIMM To increase the strength of Al and Cu alloys 2 to 3 times and obtain superplastic behavior at the processing temperatures by reducing the crystal grain size down to 100-200 nm. ECAR (Equal Channel Angular Rolling) : Al alloys ECAP (Equal Channel Angular Pressing), ARB (Accumulative Roll Bonding): Cu Theoretical strength Nanocrystalline materials plunger strength strength reducing scale conventional engineering materials ECAR ECAP N=1 N=1 N=8 N=8 toughness toughness 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 9 Amorphous Composite Materials by J.C. Lee of KIST, S.Y. Shin of KITECH and S.H. Lee of POSTECH To develop amorphous composite materials and their processes with UTS of 2-3 Gpa and elongation of 4-6%. Formation of soft crystals in bulk metallic glass during rapid solidification or heat treatment Powder sintering to form a composite structure of soft crystals in bulk metallic glass 3000 UniaxialCompression Strain Rate = 1 x 10 -4 /s 2500 Pure amorphous Stress (MPa) ( Cu 60 Zr 30 Ti 10 ) 2000 Amorphous composite (Cu 60 Zr 30 Ti 10 ) 95 Ta 5 1500 1000 500 0 0 1 2 3 4 5 6 7 8 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 Strain (%) Strain (%) 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 10 5
Polymeric Nanocomposite by T.W. Kim of KIMM and J.R. Lee of KRICT Polymer matix composite reinforced with both micron- and nano- carbon fibers Carbon nanofibers made by electrospinning 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 11 Metallic Nanocomposite by S.K. Lee of KIMM and S.H. Hong of KAIST Cu matrix composite reinforced with CNF or CNT Target strength: 1 Gpa Grain boundaries CNTs Cu Cu powder embedded with CNTs 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 12 6
Ceramic Nanocomposite by S.H. Park of KIST Laminated Ceramics Reinforced with nanophases 1.5 Gpa, 1500 o C Ti 3 SiC 2 , Ti 3 AlC 2 Machinable and low friction coefficient (< 0.1) High oxidation resistance Low fracture strength < 600 Mpa Ti 3 SiC 2 Ti 3 AlC 2 100 µ m 50 µ m 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 13 Nanostructured Multilayer Hard Coating by K.R. Lee and Y.J. Paik of KIST Nanomultilayersuperlattice Carbon based nanoscale materials for cutting tools multilayers and nano- composite films for Ideal Cutting PCD Tool Material precision dies CBN Tetrahedral amorphic Hardness target 40-60 GPa Nano-multilayer nano-multilayer carbon coating Coated Carbide (TiN/AlN ) Coated Carbides Si 3 N 20-30 GPa 4 TiN, TiAlN, CrN Cemented Carbides High Speed Steel Toughness TiN/VN 50nm multilayers 50nm 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 14 7
Nanostructured Thermal spray coating by S.H. Hwang of RIST and H.K. Suk of KIST Development of Feedstock Materials Spray Spray D rying D rying Powder feedstock from nanoparticles Controlled Controlled Bleeding Bleeding Core/Shell Core/Shell by spray drying or liquid Feedstock Feedstock Homogeneous Homogeneous Feedstock Feedstock condensation Constant Volume Constant Volume Dr Dr ying ying Liquid Liquid Condensation Condensation Hard metallic wire by spray forming and downstream mechanical processing Plasma Development of Thermal Spray spraying Processes Plasma spraying, High velocity oxyfuel spraying, Cold spraying, Electric arc spraying WC/Co cermet coating for high wear resistance and durability Multi-component coating for low friction coefficient Hard metallic coating for corrosion and erosion resistance Multi-component WC/Co cermet coating solid lubricant coating 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 15 Organic / Inorganic Hybrid Nanocomposite Coating for Plastic Materials by Kilwon Cho of Postech Organic / organic nanocomposite coating through the control of crystallization of inorganic materials on the various organic templates CH 3 CH 3 CH 3 C O 2 - C a 2 + 3 C a C O i n t e r a c t i o n Si 3 Si Si O O O O O O O substrate s u b s t r a t e Multilayered organic/inorganic nanocomposite thin film by using dip -coating or spin coating with polyelectrolyte and nano- 1.2 particles. Absorbance(A.U.) 1.0 DR/PSS coated ZrO 2 2 0.8 4 6 0.6 8 10 0.4 0.2 0.0 200 300 400 500 600 Wavelength(nm) 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 16 8
Vision of the Frontier Research Program for Nanostructured Materials Technology Development of world top level technologies for nanostructured materials by the year 2012 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 17 21C Frontier R&D Program CNMT BIO.INFO.NANO The Convergence of 21 st -Century Technologies Monday October 20, 2003 The Westin Chosun, Seoul, 2F, Orchid Room Presented by the University of California. Berkeley and the UC Berkeley Korea Alumni Association No Admission Fee! Lunch is served! On-line or off-line Pre-registration is required! www.berkeley.or.kr/symposium, Fax: 02-3443-3787, Tel: 02-3443-1315 9
Topics and Speakers The Convergence of 21 st -Century Technologies Thomas Kalil, Special Assistant to the Chancellor for Science and Technology Bio-Info-Nano in Service of Society S. Shankar Sastry, Chairman of the Department of EECS Bridging the Nano-Bio Interface Paul Alivisatos, Chancellor’s Professor of Chemistry and Materials Science Integration of Novel Nanostructures with CMOS Jeffrey Bokor, Professor of EECS Integrated BioPOEMS with Nanophotonic Probes Luke P. Lee, Assistant Professor of Bioengineering 21C Frontier R&D Program Center for Nanostructured Materials Technology CNMT 19 1 0
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