longitudinal relaxation time


longitudinal relaxation time
время продольной релаксации

Англо-русский медицинский словарь. 2012.

Смотреть что такое "longitudinal relaxation time" в других словарях:

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  • longitudinal relaxation time — T1 relaxation t …   Medical dictionary

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  • Spin-lattice relaxation time — Spin lattice relaxation time, known as T1, is a time constant in Nuclear Magnetic Resonance and Magnetic Resonance Imaging. It is named in contrast to T2, the spin spin relaxation time.T1 characterizes the rate at which the longitudinal Mz… …   Wikipedia

  • Relaxation (NMR) — In nuclear magnetic resonance (NMR) spectroscopy and magnetic resonance imaging (MRI) the term relaxation describes several processes by which nuclear magnetization prepared in a non equilibrium state return to the equilibrium distribution. In… …   Wikipedia

  • relaxation — 1. Loosening, lengthening, or lessening of tension in a muscle. 2. In nuclear magnetic resonance, r. is the decay in magnetization of protons after the direction of the surrounding magnetic field is changed; the different rates of r. for… …   Medical dictionary

  • Vibrational energy relaxation — Vibrational energy relaxation, or vibrational population relaxation, is a process in which the population distribution of molecules in vibrationally quantum states of high energy level caused by an external perturbation returns to the Maxwell… …   Wikipedia

  • période de relaxation longitudinale — išilginės relaksacijos trukmė statusas T sritis fizika atitikmenys: angl. longitudinal relaxation time vok. longitudinale Relaxationszeit, f rus. время продольной релаксации, n pranc. période de relaxation longitudinale, f; temps de relaxation… …   Fizikos terminų žodynas

  • temps de relaxation longitudinale — išilginės relaksacijos trukmė statusas T sritis fizika atitikmenys: angl. longitudinal relaxation time vok. longitudinale Relaxationszeit, f rus. время продольной релаксации, n pranc. période de relaxation longitudinale, f; temps de relaxation… …   Fizikos terminų žodynas

  • 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

  • T1 — • breast tumor smaller than 2 cm [TNM (tumor node metastasis) classification]; • longitudinal relaxation time • spin lattice or longitudinal relaxation time; • time at the beginning of inspiration; • tricuspid first sound; • tricuspid valve… …   Dictionary of medical acronyms & abbreviations