pitch of magnetic-field lines
1Magnetic mirror — A magnetic mirror is a magnetic field configuration where the field strength changes when moving along a field line. The mirror effect results in a tendency for charged particles to bounce back from the high field region. Charged particles with a …
2magnetic mirror — Physics. a region in a magnetic bottle where the magnetic field increases abruptly, causing charged particles that enter it to be reflected. [1890 95] * * * ▪ physics static magnetic field that, within a localized region, has a shape such… …
3field — n. cultivated area 1) to plow; till, work a field 2) a corn; wheat field 3) in a field (farmers were working in the fields) area used for athletic events 4) to take the field 5) a baseball; football, soccer (BE often has pitch); playing field 6)… …
4electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
5Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …
6L-shell — The L shell, L value, or McIlwain L parameter (after Carl McIlwain) is a parameter describing a particular set of planetary magnetic field lines. Colloquially, L value often describes the set of magnetic field lines which cross the Earth s… …
7nuclear fusion — fusion (def. 4). [1895 1900] * * * Process by which nuclear reactions between light elements form heavier ones, releasing huge amounts of energy. In 1939 Hans Bethe suggested that the energy output of the sun and other stars is a result of fusion …
8Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… …
9List of Toaru Majutsu no Index characters — This is a list of characters from the light novel series Toaru Majutsu no Index as well as its manga adaptation, spin off manga (Toaru Kagaku no Railgun), and both series anime adaptations. The series primarily takes place in Academy City, a city …
10whistler — noun Date: before 12th century one that whistles: as a. any of various birds; especially any of numerous oscine birds (especially genus Pachycephala) found chiefly in Australia and South Pacific islands and having a whistling call b. a large… …
