'Atomic sites' diaporamas de présentation

Graphite monolayers

1.37k views • 67 slides

IMPERFECTIONS IN SOLIDS

1.08k views • 49 slides

2.08k views • 44 slides

The World of Atoms

The World of Atoms. NCSU. Instructor: Dr. Gerd Duscher http:// www4.ncsu.edu/~gjdusche email: gerd_duscher@ncsu.edu Office: 2156 Burlington Nuclear Lab. Office Hours: Tuesday: 10-12pm Objective today: How do atoms arrange themselves ? Why is symmetry important ?

441 views • 32 slides

CH-4: Imperfections in Solids

CH-4: Imperfections in Solids. Why STUDY Imperfections in Solids? Many of the important properties of materials are due to the presence of imperfections. Pure metals experience significant alterations when alloyed: Brass (70% Cu & 30% Zn) Impurities play important roles in semiconductors.

319 views • 12 slides

CH-4: Imperfections in Solids

CH-4: Imperfections in Solids. Why STUDY Imperfections in Solids? Many of the important properties of materials are due to the presence of imperfections. Pure metals experience significant alterations when alloyed: Sterling silver: 92.5% Ag & 7.5% Cu. Cartridge brass: 70% Cu & 30% Zn.

330 views • 12 slides

CH-4: Imperfections in Solids

CH-4: Imperfections in Solids. Why STUDY Imperfections in Solids? Many of the important properties of materials are due to the presence of imperfections. Pure metals experience significant alterations when alloyed: Brass (70% Cu & 30% Zn) Impurities play important roles in semiconductors.

179 views • 12 slides