Science Quiz / MSE Vocab

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Can you name the MSE Vocab?

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DefinitionTerm
The volume of atoms in a selected unit cell divided by the volume of the unit cell.
A negative charge carrier with a charge of 1.60 x 10-19 C.
A material with a low electrical conductivity.
The process whereby a cold-worked metal is heated to a sufficiently high temperature for a long enough time to form a new strain-free grain structure.
A surface imperfection which separate crystals of different orientations in a polycrystalline aggregate.
Grains which are approximately equal in all directions
An alloy of two or more metals or a metal(s) and a nonmetal(s) which is a single-phase atomic mixture.
A regular three-dimensional pattern of atoms or ions in space.
A material whose electrical conductivity is approximately midway between the values for conductors and insulators.
In the band theory, local energy levels near the valence band that lie within the band gap.
Electrons in the outermost shells which are most often involved in bonding.
A semiconducting material which is essentially pure and for which the energy gap is small enough to be surmounted by thermal excitation.
The first sage in the removal of the effects of cold working when a cold-worked meal is slowly heated.
In the band theory, local energy levels near the conduction band that lie within the band gap.
An ion with a negative charge.
A material with high electrical conductivity.
A mixture of two or more metals or a metal (ketals) and a nonmetal (nonmetals).
An ion with a positive charge.
The measure of the difficulty of electric current to pass through a volume of material.
A unit cell with atomic packing where each atom has 12 nearest neighbors. The stacking sequence of close-packed layers is ABCABCABCABC.
Materials consisting of compounds of metals and nonmetals which are usually hard and brittle.
The process of atoms moving over each other during the permanent deformation of a metal
A unit cell with atomic packing where each atom has 12 nearest neighbors. The stacking sequence of close-packed layers is ABABABAB.
DefinitionTerm
A single crystal in a polycrystalline aggregate.
A crystalline structure which contains many grains.
The time rate passage of charge through material.
Permanent deformation of metals and alloys below the temperature at which a strain-free microstructure is produced continuously.
A combination of a slip plane and a slip direction.
A nondirectional primary bond resulting from electrostatic attraction.
Materials consisting of long molecular chains or networks of low-weight elements such as carbon, hydrogen, oxygen, and nitrogen.
A semiconductor that has been doped with an impurity element to increase its conductivity.
A measure of the resistance of a material to permanent deformation.
The measure of the difficulty of electric current to pass through a unit volume of material.
A planar defect where the structure is a mirror image across the twin plane
Line markings on the surface of a metal due to slip caused by permanent deformation.
The unfilled energy levels into which elecrons can be excited to become conduction electrons.
A directional primary bond resulting from the sharing of electrons.
A positive charge carrier with a charge of 1.60 x 10-19 C.
A convenient repeat unit of a space lattice
The electric current per unit area.
A crystalline imperfection in which a lattice distortion is centered around a line.
A unit cell with an atomic packing arrangement in which one atom is in contact with eight identical atoms located at the corners of an imaginary cube.
The energy band containing the valence electrons.
A primary bond resulting from the sharing of delocalized electrons.
A measure of the ease of electron current to pass through a unit volume of material.
Materials which are characterized by high thermal and electrical conductivity.

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Created Apr 26, 2011ReportNominate
Tags:Vocabulary Quiz

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