- longitudinal relaxation time
- T1 relaxation t.
Medical dictionary. 2011.
longitudinal relaxation time
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longitudinal relaxation time — 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
T1 relaxation time — a component of relaxation time representing the time required for longitudinal magnetization of a substance to return to equilibrium with its surroundings after administration of a pulse of radiofrequency energy; different substances have… … Medical dictionary
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
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
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
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
