field reversal

См. также в других словарях:

• Reversal film — A single slide, showing a color transparency in a plastic frame A slide projector, showing the l …   Wikipedia

• Reversal Theory — Introduction Reversal Theory [http://www.reversaltheory.org Reversal Theory Website] is a general psychological theory of personality, motivation and emotion in the field of psychology. It was first formulated by British psychologist Michael J.… …   Wikipedia

• Geomagnetic reversal — Magnetic reversal redirects here. For switching of a magnet, see Magnetization reversal. Geomagnetic polarity during the late Cenozoic Era. Dark areas denote periods where the polarity matches today s polarity, light areas denote periods where… …   Wikipedia

• Earth's magnetic field — Computer simulation of the Earth s field in a normal period between reversals.[1] The tubes represent magnetic field lines, blue when the field points towards the center and yellow when away. The rotation axis of the Earth is centered and… …   Wikipedia

• Brunhes-Matuyama reversal — The Brunhes Matuyama Reversal was a geologic event, approximately 780,000 years ago, when the Earth s magnetic field last underwent reversal. The reversal occurred over several thousand years. The apparent duration at any particular location… …   Wikipedia

• geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… …   Universalium

• Magnetization reversal by circularly polarized light — Discovered only recently (2006) by C.D. Stanciu and F. Hansteen and published in Physical Review Letters[1][2] this effect is generally called all optical magnetization reversal. This magnetization reversal technique refers to a method of… …   Wikipedia

• Magnetic field — This article is about a scientific description of the magnetic influence of an electric current or magnetic material. For the physics of magnetic materials, see magnetism. For information about objects that create magnetic fields, see magnet. For …   Wikipedia

• Tubal reversal — short for tubal sterilization reversal or tubal ligation reversal is a surgical procedure that restores fertility to women after a tubal ligation. By rejoining the separated segments of fallopian tube, tubal reversal gives women the chance to… …   Wikipedia

• Magnetic field of celestial bodies — See also Earth s magnetic field The magnetic field of a rotating body of conductive gas or liquid develops self amplifying electric currents, and thus a self generated magnetic field, due to a combination of differential rotation (different… …   Wikipedia

• Jaramillo reversal — The Jaramillo reversal was a reversal of the Earth s magnetic field that occurred approximately one million years ago. In the geological time scale it was a short term positive reversal in the then dominant Matuyama reversed magnetic chronozone;… …   Wikipedia