surface defect

Directory

References

Discover

Shot of a woman drinking a glass of water at home. Drink sip hydration

How Much Water Should a Person Drink in a Day?

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)

New Seven Wonders of the World

Candles Burning On Table In Church

What Is the Most Widely Practiced Religion in the World?

illustration of the walking titanosaurus, Patagotitan mayorum

Titanosaurs: 8 of the World's Biggest Dinosaurs

Hemp (Cannabis sativa).

9 Mind-Altering Plants

surface defect

crystallography

Learn about this topic in these articles:

crystal defects

In crystal defect
Surface defects may arise at the boundary between two grains, or small crystals, within a larger crystal. The rows of atoms in two different grains may run in slightly different directions, leading to a mismatch across the grain boundary. The actual external surface of a…
Read More

properties of glass

In industrial glass: Strength and fracturing
…microscopic flaws, generally on the surface. Apparently, surface flaws are produced in glass by abrasion with most solids—even by the touch of a finger and particularly by another piece of glass that rubs against it during manufacture. Flaws have a stress-concentrating effect; that is, the effective stress at the tip…
Read More