transverse relaxation

trans·verse re·lax·a·tion

in nuclear magnetic resonance, the decay of the nuclear magnetization vector at right angles to the magnetic field after the 90° pulse is turned off; the signal is called free induction decay. See: T2. Compare: longitudinal relaxation.

trans·verse re·lax·a·tion

(trans-vĕrs' rē'lak-sā'shŭn)
magnetic resonance imaging The rapid decay of the nuclear magnetization vector at right angles to the magnetic field after the 90° pulse is turned off; the signal is called free induction decay.
See also: T2
Compare: longitudinal relaxation
References in periodicals archive ?
Further analysis of the 24-week interim dataset showed a statistically significant decrease in muscle inflammation as measured by magnetic resonance spectroscopy transverse relaxation time T2.
Furthermore, the loss modulus and the transverse relaxation time of the irregular networks were studied to permit discussion of the effects of the pendant chains on the damping properties of the networks.
Magnetic nanoparticles can alter longitudinal and transverse relaxation times and thereby affect the MR image signal (8).
The transverse relaxation was measured on acquisition of an echo train with Carr-PurcellMeiboom-Gill (CPMG) pulse sequences.
1-T magnet at the National High Magnetic Field Laboratory (NHMFL) [1], is employed to investigate the apparent transverse relaxation ([T.
METHODS: The difference between the transverse relaxation rate (R2) measured with a high-field MR instrument and the R2 measured with a lower field instrument defines a measure termed the field-dependent R2 increase (FDRI).
The Hahn-echo spin-spin sequence was used to measure the transverse relaxation of the protons.
Values as high as 140 h, potentially limited by magnetic field gradients, have been observed for the transverse relaxation time T2 in sealed low pressure cells [58].
A discussion of chemical exchange effects has been introduced in order to help with the explanation of transverse relaxation.
Magnetic resonance imaging (MRI) can measure transverse relaxation rate (R2) of tissues.

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