Science Quiz / MSE Vocab

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Can you name the MSE Vocab?

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

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