… ratio than 1.5 T. However, because T 1 relaxation times are 30%-40% longer at 3 T than
1.5 T, … T 2 relaxation time is not significantly affected by field strength, but urn:x-wiley:07403194:…

… The stress expression then can be transformed to time domain as a fractional derivative
as(6) σ ( t ) = E τ α d α ε ( t ) dt α where α can take values between 0 and 1, where α = 0 …

… TJ Royston is supported by pilot grant #2018-04 through the UIC NIH CTSA Award … Balk,
and TJ Royston, “Sound transmission in the chest under surface excitation: an experimental …

… Royston; The combined importance of finite dimensions, anisotropy, and pre-stress in
acoustoelastography. J Acoust Soc Am 1 April 2022; 151 (4): 2403–2413. https://doi.org/10.1121/…

The growing clinical use of MR elastography requires the development of new quantitative
standards for measuring tissue stiffness. Here, we examine a soft tissue mimicking phantom …

… This formula has been used by Ozer and Royston (28) to find the optimal parameters of the
electrical circuit, which is shunted across a piezoelectric patch to act as a dynamic vibration …

… Royston, Department of Mechanical Engineering, University of Illinois at Chicago, 842 West
… The second author Royston acknowledges the financial support of the National Institutes of …

… where equation image 0 represents the initial location at time t = 0, and equation image (r,t)
is the cyclic displacement of the spin about its mean position. If a rectangular magnetic field …

… Longitudinal pressure dissociation (LPD) (lumbar-cervical) measured in the SAS during
the CSF flow pulsation (LPD(t)=PSAS,4 cm(t)−PSAS,32 cm(t)). Sampling frequency for each …

… and vibration as functions of the variable of integration t only, although G and u also exhibit
… In the special case of sinusoidal MEGs with zero phase at the start t = s of the MEG, we have …