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What is Scanning Electron Microscopy?
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The difference between iron, steel, and cast iron is the amount of carbon present in the material. Pure iron does not have any carbon, steel is any iron alloy with up to 2 weight percent (wt%)...
Prince Rupert’s drops (also called Batavian tears) are thermally tempered, tadpole shaped globules of glass. These drops have an extremely hard “bulb,” but a very weak “tail.” The bulb can...
Chemical tempering is a way to strengthen glass by changing the chemical composition of the glass’s surface. The most common method of chemical tempering is by ion exchange, which expands the...
It IS worth earning a Ph.D. in materials science and engineering if you want a career leading a research group. A Ph.D. is generally NOT worth acquiring if you have purely financial goals. A...
Magnetic Materials: Types of Magnetism, Applications, and Origin of Magnetism
All materials have some form of magnetism. Elements can be diamagnetic, paramagnetic, or ferromagnetic. Compounds made of multiple elements can also be ferrimagnetic or antiferromagnetic.
The difference between magnetic induction (B) and magnetization (M) is a matter of convenience. Magnetic induction is the magnetic field intensity inside the sample, and magnetization is the magnetic...