单词 | nanocrystalline |
释义 | nanocrystallineadj. Materials Science. Composed of crystalline grains with dimensions of a few nanometres; spec. designating a nanophase material. ΚΠ 1984 Physics Lett. A. 102 365/2 Pure iron was crystallized as nanocrystalline powder (‘Fe-black’) in a 99.9996% helium atmosphere. 1988 Nature 10 Mar. 112/3 Examination by X-ray diffraction of nanocrystalline gold shows that the intergranular material is gas-like rather than glass-like—there is no short-range order. 1991 Acta Metallurgica et Materialia 34 2825/1 They exhibit strength/filament size characteristics similar to vapor deposited nanocrystalline materials. 2000 New Scientist 27 May 82/1 (advt.) Particularly attractive areas include..carbon nanotubes and fullerenes, nanoparticulate and nanocrystalline materials, and nanofabricated electronic materials and devices. This is a new entry (OED Third Edition, June 2003; most recently modified version published online March 2022). < |
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