Science Quiz / MSE Vocab

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Can you name the MSE Vocab?

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

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Created Apr 26, 2011ReportNominate
Tags:Vocabulary Quiz

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