NMR imaging and diffusion

A Gupta, T Stait-Gardner, WS Price - Adsorption, 2021 - Springer
… m −1 for a clinical MRI and 6.34 × 10 5 m −1 for a research MRI. … gradients with frequency
selective rf pulses and delays, the two main schemes of MRI pulse sequences—spin-echo and …

Ultrafast NMR diffusion and relaxation studies

VV Telkki, VV Zhivonitko - Annual Reports on NMR Spectroscopy, 2019 - Elsevier
… Many single-scan diffusion experiments have been also … latter represents the effect of molecular
diffusion in the presence of … A spin echo part including gradients was added to the end of …

Pulsed field gradient nuclear magnetic resonance and diffusion analysis in battery research

KS Han, JD Bazak, Y Chen, TR Graham… - Chemistry of …, 2021 - ACS Publications
… of the spinecho approach for diffusion measurement via … monopolar (STE_MPG) and bipolar
gradients pulses (STE_BPG). … images of the concentration gradients and ex situ PFG-NMR

Gradient NMR method for studies of water translational diffusion in plants

A Anisimov - Membranes, 2021 - mdpi.com
spin-echo NMR method with constant and pulsed gradient of … is that diffusing molecules
during diffusion experience impact … Common spin-echo NMR sequences with pulse gradients of …

Diffusion MRI with pulsed and free gradient waveforms: effects of restricted diffusion and exchange

A Chakwizira, CF Westin, J Brabec, S Lasič… - NMR in …, 2023 - Wiley Online Library
pulsed gradient spin echo … pair of identical pulsed gradients inserted in a spin-echo experiment.
Although this … To assess the performance of the approach, we studied how the bias and …

[HTML][HTML] Ultrafast methods for relaxation and diffusion

VV Telkki, M Urbańczyk, V Zhivonitko - … in Nuclear Magnetic Resonance …, 2021 - Elsevier
diffusion NMR measurements offer an approach to studying … the helixes using gradients with
opposite polarities, applying … to be measured in a spin echo, and then rotated back to the z …

Improved gradient waveforms for oscillating gradient spinecho (OGSE) diffusion tensor imaging

F Hennel, ES Michael, KP Pruessmann - NMR in Biomedicine, 2021 - Wiley Online Library
… the diffusion tensor on frequency is of great interest in studies of … derived from a series of
pulsed gradient spin-echo (PGSE) … Neglecting these gradients in the calculation of the b-tensor, …

Imaging local diffusion in microstructures using NV-based pulsed field gradient NMR

F Bruckmaier, RD Allert, NR Neuling, P Amrein… - Science …, 2023 - science.org
pulsed gradient spin echo (PGSE) with optically detected NV-… studies (16). For the
abovementioned reasons, assessing … pulsed field gradients with the NV-NMR detection scheme. …

Diffusion‐prepared 3D gradient spinecho sequence for improved oscillating gradient diffusion MRI

D Wu, D Liu, YC Hsu, H Li, Y Sun… - Magnetic resonance …, 2021 - Wiley Online Library
… the pulsed-gradient dMRI and OG dMRI showed clear diffusion-… for time-dependent dMRI
studies in animals and phantoms on … The diffusion-encoding gradients can be incorporated …

[HTML][HTML] Low-field, high-gradient NMR shows diffusion contrast consistent with localization or motional averaging of water near surfaces

NH Williamson, VJ Witherspoon, TX Cai… - Magnetic Resonance …, 2023 - Elsevier
… single-sided NMR systems have built-in static gradients (SG) … underexplored is because
pulsed gradient spin echo (PGSE) … be seen by comparing diffusion studies of bacterial colonies …