free-precession

См. также в других словарях:

• Steady-state free precession imaging — Steady state free precession (SSFP) imaging is a magnetic resonance imaging (MRI) technique which uses steady states of magnetizations. In general, SSFP MRI sequences are based on a (low flip angle) gradient echo MRI sequence with a short… …   Wikipedia

• Precession — For other uses, see Precession (disambiguation). Precession of a gyroscope Precession is a change in the orientation of the rotation axis of a rotating body. It can be defined as a change in direction of the rotation axis in which the second… …   Wikipedia

• Precession (mechanical) — Precession is the name given to the process of one part rotating with respect to another due to fretting between the two. It is described as precession, in which a round object rolling in a circular ring in one direction will itself turn in the… …   Wikipedia

• Imagerie par résonance magnétique — Pour les articles homonymes, voir IRM et MRI. L imagerie par résonance magnétique (IRM) est une technique d imagerie médicale permettant d obtenir des vues 2D ou 3D de l intérieur du corps de façon non invasive avec une résolution relativement… …   Wikipédia en Français

• 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

• Hughes–Drever experiment — Hughes–Drever experiments (also clock comparison , clock anisotropy , mass isotropy , or energy isotropy experiments) are testing the isotropy of mass and space. As in Michelson–Morley experiments, the existence of a preferred frame of reference …   Wikipedia

• Hughes-Drever-Experiment — Hughes Drever Experimente (auch Uhrenvergleichs , Uhrenanisotropie , Massenisotropie , oder Energieisotropie Experimente) werden zur Überprüfung der Isotropie der Masse bzw. des Raumes eingesetzt. Diese Experimente testen grundlegende Aussagen… …   Deutsch Wikipedia

• Incremental dating — techniques allow the construction of year by year annual chronologies, which can be temporally fixed ( i.e., linked to the present day and thus calendar or sidereal time) or floating.Archaeologists use tree ring dating (dendrochronology) to… …   Wikipedia

• Hyperintens — MRT Gerät (Philips 3T Achieva) MR Aufnahme eines menschlichen Kniegelenks Die Magnetresonanztomographie (MRT, kurz auch MR; Tomographie von …   Deutsch Wikipedia

• Hyperintensität — MRT Gerät (Philips 3T Achieva) MR Aufnahme eines menschlichen Kniegelenks Die Magnetresonanztomographie (MRT, kurz auch MR; Tomographie von …   Deutsch Wikipedia

• Hypointens — MRT Gerät (Philips 3T Achieva) MR Aufnahme eines menschlichen Kniegelenks Die Magnetresonanztomographie (MRT, kurz auch MR; Tomographie von …   Deutsch Wikipedia