optical tweezers

optical tweezers
 Optical Tweezers
 Оптический пинцет

Толковый англо-русский словарь по нанотехнологии. - М.. . 2009.

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  • Optical tweezers — (originally called single beam gradient force trap ) are scientific instruments that use a highly focused laser beam to provide an attractive or repulsive force (typically on the order of piconewtons), depending on the refractive index mismatch… …   Wikipedia

  • optical tweezers — plural noun An instrument used to manipulate microscopic objects by means of highly focused laser light • • • Main Entry: ↑optic …   Useful english dictionary

  • optical tweezers — (= laser tweezers; optical trap) By focusing a beam of light on a particle it is possible to trap the particle as a result of the forces due to radiation pressure (the forces involved are of the order of pico newtons). Laser beams exert… …   Dictionary of molecular biology

  • Tweezers — are tools used for picking up small objects that are not easily handled with the human hands. They are probably derived from tongs, pincers, or scissors like pliers used to grab or hold hot objects from the dawn of recorded history.Tweezers make… …   Wikipedia

  • Optical transfection — is the process of introducing nucleic acids into cells using light. Typically, a laser is focussed to a diffraction limited spot ( 1 µm diameter) using a high numerical aperture microscope objective. The plasma membrane of a cell is then… …   Wikipedia

  • Optical lift — is an optical analogue of aerodynamic lift, in which a cambered refractive object with differently shaped top and bottom surfaces experiences a stable transverse lift force when placed in a uniform stream of light.[1] Contents 1 Discovery 2… …   Wikipedia

  • Optical vortex — An optical vortex (also known as a screw dislocation or phase singularity) is a zero of an optical field, a point of zero intensity. Research into the properties of vortices has thrived since a comprehensive paper by Nye and Berry, in 1974,[1]… …   Wikipedia

  • optical trap — noun A device that employs a focused laser beam to trap, manipulate and image very small particles Syn: optical tweezers …   Wiktionary

  • Magnetic tweezers — A magnetic tweezer is a scientific instrument for exerting and measuring forces on magnetic particles using a magnetic field gradient. Typical applications are single molecule micromanipulation, rheology of soft matter, and studies of force… …   Wikipedia

  • List of optical topics — Probably some Wikipedia articles on topics in optics are not yet listed on this page. If you cannot find the topic you are interested in on this page, the article may nonetheless exist; you can try to find it using the Search box, or look in and… …   Wikipedia