302PhaseDiagrams

302PhaseDiagrams - b) Truncating or cutting off a vertex...

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Lesson 11 1 Lesson 11 Phase diagrams Phase diagrams show the regions where the several phases of a given substance are in equilibrium Phase diagram for CO 2 Lesson 11 Phase diagram for water Lesson 11 Phase diagram for iodine
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Lesson 11 2 Lesson 11 The critical point Lesson 11 Attaining the critical point Lesson 11 Diamond and Graphite structures
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Lesson 11 3 Lesson 11 Phase diagram for carbon Lesson 11 Lesson 17 (a) Ball-and-stick model of a small nanotube. These are sometimes (rarely) called bucktubes . (b) ( b) A bundle of single-wall nanotubes. Lesson 11 Lesson 17 The third allotrope of carbon - first isolated in 1985. ( a) An icosahedron, a shape formed by 20 equilateral triangles. Five triangles meet at each of the 12 vertices. (
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Unformatted text preview: b) Truncating or cutting off a vertex reveals a new pentagonal face. ( c) The truncated icosahedron. Twelve pentagons have replaced the original 12 vertices, and the 20 equilateral triangles have been replaced by 20 hexagons. ( d) The C 60 molecule, "buckminsterfullerene". Buckminster Fuller was an architect who devised the geodetic dome" - a spherical like structure actually polyhedral in geometry. As C 60 is itself a geodetic dome structure, this eponymous molecular name was devised. It is commonly referred to as a "bucky ball". Lesson 11 4 Lesson 11 Low C Steel Lesson 11 Pb-Sn Solder Lesson 11 Suggested readings 13.4 Phase Diagrams...
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302PhaseDiagrams - b) Truncating or cutting off a vertex...

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