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proton precession magnetometer

См. также в других словарях:

  • Magnetometer — A magnetometer is a measuring instrument used to measure the strength or direction of a magnetic field either produced in the laboratory or existing in nature. Some countries such as the USA, Canada and Australia classify the more sensitive… …   Wikipedia

  • Proton magnetometer — The proton magnetometer, also known as the proton precession magnetometer (PPM), uses the principle of Earth s field nuclear magnetic resonance (EFNMR) to measure very small variations in the Earth s magnetic field, allowing ferrous objects on… …   Wikipedia

  • magnetometer — magnetometric /mag nee teuh me trik/, adj. magnetometry, n. /mag ni tom i teuhr/, n. 1. an instrument for measuring the intensity of a magnetic field, esp. the earth s magnetic field. 2. an instrument for detecting the presence of ferrous or… …   Universalium

  • Magnetic Surveying in Archaeology (book) — Magnetic Surveying in Archaeology (Wormianum, 2008, ISBN 978 87 89531 29 8) is a book written by Russian archaeologist T. N. Smekalova together with O. Voss and S. L. Smekalov. In the book researches collected information about magnetic… …   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

  • Magnetic survey (archaeology) — Magnetic survey of an archaeological site Magnetic gradiometer map of Prehistoric fire he …   Wikipedia

  • Earth's field NMR — Nuclear magnetic resonance (NMR) in the geomagnetic field is conventionally referred to as Earth s field NMR (EFNMR). Note that the same acronym is used for electric field NMR.EFNMR is a special case of low field NMR.When placed in a constant… …   Wikipedia

  • La Belle (ship) — La Belle was one of Robert de La Salle s four ships when he explored the Gulf of Mexico with the ill fated mission of starting a French colony at the mouth of the Mississippi River in 1685. La Belle was wrecked in present day Matagorda Bay the… …   Wikipedia

  • PPM — may refer to:* In music: ** Please Please Me , the first album by The Beatles. * In computing: **Perl package manager, a packaging system for distributing precompiled modules for use with the Activestate binary distribution of the Perl… …   Wikipedia

  • PPM — abbr. Pulse Position Modulation Peak Program Metre Planned Preventative Maintenance Proton Precession Magnetometer …   Dictionary of English abbreviation

  • Nuclear magnetic resonance — This article is about the physical phenomenon. For its use as a method in spectroscopy, see Nuclear magnetic resonance spectroscopy. NMR redirects here. For other uses, see NMR (disambiguation). First 1 GHz NMR Spectrometer (1000 MHz,… …   Wikipedia


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