photon sail
Look at other dictionaries:
Photon Engine — This engine would eject photons (light particles) from the rear of the engine, at the speed of light. Since a photon has almost no energy, a tremendous amount of photons would need to be ejected to produce sufficient thrust. The photons could… … The writer's dictionary of science fiction, fantasy, horror and mythology
light sail — noun A solar sail. Syn: photon sail, solar sail … Wiktionary
solar sail — noun A sail like structure on a spacecraft consisting of enormous ultrathin mirrors, propulsion being achieved by the radiation pressure of light from a star or laser. Syn: light sail, photon sail … Wiktionary
Solar sail — Solar sails (also called light sails or photon sails, especially when they use light sources other than the Sun) are a proposed form of spacecraft propulsion using large membrane mirrors. Radiation pressure is about 10 5 Pa at Earth s distance… … Wikipedia
Solar Sail — The sail is pushed by Solar Wind, the flow of plasma leaving a sun, and used to propel a space ship. The sails are huge and delicate, and offer very slow acceleration. A Photon Engine could also push the Solar Sail. See Propulsion … The writer's dictionary of science fiction, fantasy, horror and mythology
Nuclear photonic rocket — In a nuclear photonic rocket, a nuclear reactor would generate such high temperatures that the blackbody radiation from the reactor would provide significant thrust. The disadvantage is that it takes a lot of power to generate a small amount of… … Wikipedia
Inventions in the modern Islamic world — [ Abdus Salam, the 1979 Nobel Prize in Physics recipient, include the electroweak interaction, electroweak symmetry breaking, magnetic photon, neutral current, preon, W and Z bosons, supergeometry, supermanifold, superspace and superfield.] This… … Wikipedia
light — light1 lightful, adj. lightfully, adv. /luyt/, n., adj., lighter, lightest, v., lighted or lit, lighting. n. 1. something that makes things visible or affords illumination: All colors depend on light. 2. Physics … Universalium
String theory — This article is about the branch of theoretical physics. For other uses, see String theory (disambiguation). String theory … Wikipedia
Light — For other uses, see Light (disambiguation). Visible light redirects here. For other uses, see Visible light (disambiguation) … Wikipedia
