Piezoelectric effect the production of current

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ists of according to the and in pleasure boat hulls. various thermosetting resins and, more recently, thermoplastic polymers reinforced by phase A homogeneous portion of matter bounded by glass, carbon, boron, or organic fibers. The mechanical and physical properties of some a surface so that it is typical PMCs are listed in Table 14.4–1.mechanically separate from any other portion. phase diagram A graphical representation showing the phase or phases present Menu given composition Contents | | e-Text Main for a | Textbook Table of as a function of temperature. phosphorescence Luminescence that persists more than 10 8 s after the stimulus is removed. photoconductivity An increase in electrical conductivity brought about by photostimulation. photolithography A process that utilizes ultravioletlight–sensitive polymers to etch small devices on an integrated chip. photovoltaic Describing production of stimulation with light or electromagnetic usually in solid-state devices. 593 physical vapor deposition (PVD) A p vapor-phase particles of the coating mate created and then deposited on the workp thin, uniform coating. piezoelectric effect The production of current brought about by changing a mat dimensions, usually with stress. Pilling-Bedworth (PB) ratio The volu one mole of oxide divided by the volume consumed to create one mole of oxide. pitting corrosion A highly localized fo usually involving oxygen concentration g result from surface deposits of contamina stagnant pools of electrolyte located on h sections of metal. planar density The number of atoms o on a crystallographic plane per unit area plastic deformation Deformation that for example, a metal part that has been p is said to have undergone plastic deforma pn junction diode A microelectronics posed of adjacent layers of p-type and nconductors that serves to pass current in while (essentially) blocking current in the direction. point defect A “mistake” in the mater a single atom, ion, lattice site, or interstit example, if an atom is missing at a regula point defect is said to have been formed. Poisson’s ratio The negative ratio o strain divided by the longitudinal strain i polarization Separation of positive an charge in a material, usually by an electr vector sum of all the dipoles in a materia volume is the polarization. polycrystalline Describing a solid, usu joined crystals or grains. polymer Engineering material compos high–molecular-weight molecules. These usually have either a linear (chain) struct three-dimensional network structure. polymer-matrix composites Composit which the matrix material is a polymer. polymorphic Allotropic; capable of m crystal structure. powder metallurgy A process consisti very small particles of metallic powders solidating them in the form of near-net-s components. pg594 [V] G2 7-27060 / IRWIN / Schaffer Part III 12.01.98 plm QC2 rps MP1 Properties TABLE 14.4–1 Properties of some typical MMC and PMC composites in the longitudinal and transverse directions. Fiber Al Ti–6Al–4V Al–Li Epoxy B SiC Al2 O3 E-glass (unidirectional) 2-D glass cloth...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online