周 Georgialnsutu。 ofTechnelegy The evolution of structural materials 105 Strength-Density Ceramics Present day Metals 104 Composites 103 CFRP Polymers and elastomers Mg G Natural Cu allore 102 Sllver materials 10 Zne aloys 时3 Foams 0.1 接 0.01 0.01 0.1 10 100 Density,p (Mg/m3) 10 材料科学与工程学院 6 School of Materials Science and Engineering
材料科学与工程学院 School of Materials Science and Engineering 6
Y0、S含量超标 一>钢铁变脆！ TRanle Hrslorcal Society.Inc School of Materials Science and Engineering
材料科学与工程学院 School of Materials Science and Engineering P、O、S含量超标 —>钢铁变脆! 7
高强 耐火 耐热 材料科学与工程学院 8 School of Materials Science and Engineering
材料科学与工程学院 School of Materials Science and Engineering 耐火 高强 耐热 8
300 from K.Lu,The Future of Metals, Science,vol.328,2010,p.319 250- 200- Steels 150 100 Ni alloys Ti alloys Cu alloys Engineering 50- polymeric composites Al attoys Polymers Mo alloys Carbon fibers 0 Ceramics 0 100 200 300 400 1000 2000 Strength-to-weight ratio (MPa cm3 g-1) 材料科学与工程学院 9 School of Materials Science and Engineering
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图 气凝胶 2.5kg 2g 材料科学与工程学院 10 School of Materials Science and Engineering
材料科学与工程学院 School of Materials Science and Engineering 气凝胶 10 2.5 kg 2g