vacuum bubble

См. также в других словарях:

• Bubble — Bub ble, n. [Cf. D. bobbel, Dan. boble, Sw. bubbla. Cf. {Blob}, n.] 1. A thin film of liquid inflated with air or gas; as, a soap bubble; bubbles on the surface of a river. [1913 Webster] Beads of sweat have stood upon thy brow, Like bubbles in a …   The Collaborative International Dictionary of English

• Vacuum packing — Salt baked chicken feet sold in China: vacuum packed and ready to eat Vacuum packing or vacuum packaging is a method of packaging that removes air from the package prior to sealing. It can involve both rigid and flexible types of packaging. The… …   Wikipedia

• bubble — bubbleless, adj. bubblelike, adj. bubblingly, adv. /bub euhl/, n., v., bubbled, bubbling. n. 1. a nearly spherical body of gas contained in a liquid. 2. a small globule of gas in a thin liquid envelope. 3. a globule of air or gas, or a globular… …   Universalium

• bubble — bub•ble [[t]ˈbʌb əl[/t]] n. v. bled, bling 1) phs a nearly spherical body of gas contained in a liquid 2) phs a small globule of gas in a thin liquid envelope 3) phs a globule of air or gas, or a globular vacuum, contained in a solid 4) cmp… …   From formal English to slang

• bubble — /ˈbʌbəl / (say bubuhl) noun 1. a small globule of gas in or rising through a liquid. 2. a small globule of gas in a thin liquid envelope. 3. a globule of air or gas, or a globular vacuum, in a solid substance. 4. a large bubble (def. 3) in which… …  

• bubble — n 1. globule, glob, drop, droplet, bead, tear, blob, gutta; sphere, spherule, spheroid, ball, oval, Geom. ellipsoid; vacuum, air pocket, air hole, hole, opening, imperfection, defect. v 2. effervesce, percolate, boil, roll, foam, froth, spume;… …   A Note on the Style of the synonym finder

• False vacuum — In quantum field theory, a false vacuum is a metastable sector of space that appears to be a perturbative vacuum, but is unstable due to instanton effects that may tunnel to a lower energy state. This tunneling can be caused by quantum… …   Wikipedia

• Electron bubble — An electron bubble is the empty space created around a free electron in a cryogenic gas or liquid, such as neon or helium. They are typically very small, about 2 nm in diameter at atmospheric pressure.Electron bubbles in heliumAt room temperature …   Wikipedia

• Feynman diagram — The Wick s expansion of the integrand gives (among others) the following termNarpsi(x)gamma^mupsi(x)arpsi(x )gamma^ upsi(x )underline{A mu(x)A u(x )};,whereunderline{A mu(x)A u(x )}=int{d^4pover(2pi)^4}{ig {mu u}over k^2+i0}e^{ k(x x )}is the… …   Wikipedia

• Feynman graph — A Feynman graph is a graph suitable to be a Feynman diagram in a particular application of quantum field theory. (The most common use is when each field has quanta (particles) associated with it as the quantum of the electromagnetic field is a… …   Wikipedia

• Faster-than-light — (also superluminal or FTL) communications and travel refer to the propagation of information or matter faster than the speed of light. Science fiction style space travel, dubbed true FTL, defies known physics.Under the special theory of… …   Wikipedia