doubly refracting substance

См. также в других словарях:

• wave surface — noun 1. : wave front 2. : a combination of wave fronts developed simultaneously from a single center (as of light in uniaxial and biaxial crystals) the wave surface for a uniaxial doubly refracting substance consists of a sphere enclosing or… …   Useful english dictionary

• colour — /kul euhr/, n., adj. v.t., v.i. Chiefly Brit. color. Usage. See or1. * * * I Aspect of any object that may be described in terms of hue, brightness, and saturation. It is associated with the visible wavelengths of electromagnetic radiation, which …   Universalium

• ice — iceless, adj. icelike, adj. /uys/, n., v., iced, icing, adj. n. 1. the solid form of water, produced by freezing; frozen water. 2. the frozen surface of a body of water. 3. any substance resembling frozen water: camphor ice …   Universalium

• industrial glass — Introduction       solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …   Universalium

• Брюстер Дэвид — (sir David Brewster) замечательный английский физик, родился 11 декабря 1781 в Шотландии, † в 1868 г. Призвание его к занятиям физикой определилось не вдруг: Б. сначала был фармацевтом, потом докт. прав и адвокатом; но уже с 1801 г. стал… …   Энциклопедический словарь Ф.А. Брокгауза и И.А. Ефрона

• disdiaclast — A doubly refractive element in striated muscular tissue. [G. dis, twice, + dia, through, + klastos, broken] * * * dis·di·a·clast (dis diґə klast) [dis 2 + dia + clast] any of the doubly refracting elements of the contractile substance of… …   Medical dictionary

• photoelasticity — photoelastic /foh toh i las tik/, adj. /foh toh i la stis i tee, ee la stis /, n. Physics. the phenomenon of double refraction of polarized light by a transparent substance under elastic stress, used to measure strain in elastic, transparent… …   Universalium

• dichroism — [dī′krō iz΄əm] n. [< Gr dichroos, of two colors < di , two + chrōs, skin, complexion, color (for IE base see CHROMA) + ISM] 1. the property that doubly refracting crystals have of transmitting light of different colors when looked at from… …   English World dictionary

• pleochroism — /plee ok roh iz euhm/, n. the property of certain crystals of exhibiting different colors when viewed from different directions under transmitted light. Cf. dichroism (def. 1), trichroism. [1855 60; PLEOCHRO(IC) + ISM] * * * ▪ optics  (from Greek …   Universalium

• photoelasticity — “+ noun Etymology: International Scientific Vocabulary phot + elasticity : the property exhibited by transparent isotropic solids of becoming doubly refracting when subjected to either tensile or compressive stress making possible a detailed… …   Useful english dictionary

• Cast — 1) A protective shell of plaster and bandage molded to protect a broken or fractured limb as it heals. 2) An abnormal mass of dead cells that forms in a body cavity. * * * 1. An object formed by the solidification of a liquid poured into a mold.… …   Medical dictionary