Enhancing signal-to-noise ratio of clinical 1.5 T MRI using metasurface-inspired flexible wraps
Magnetic resonance imaging (MRI) is one of the prominent diagnostic tools which uses non-
invasive modalities for clinical imaging of human body parts. Signal-to-noise ratio (SNR), the …
invasive modalities for clinical imaging of human body parts. Signal-to-noise ratio (SNR), the …
Flexible metasurface for improving brain imaging at 7T
Purpose Ultra‐high field MRI offers unprecedented detail for noninvasive visualization of the
human brain. However, brain imaging is challenging at 7T due to the B 1+ _1^+ field …
human brain. However, brain imaging is challenging at 7T due to the B 1+ _1^+ field …
Flexible metamaterial wrap for improved head imaging at 3 T MRI With low-cost and easy fabrication method
SL Sokol, ZA Colwell, SK Kandala… - IEEE antennas and …, 2022 - ieeexplore.ieee.org
Magnetic resonance imaging requires spatial uniformity of the radiofrequency (RF) field
inside the subject for maximum signal-to-noise ratio and image contrast. Bulky high …
inside the subject for maximum signal-to-noise ratio and image contrast. Bulky high …
Enhancing the brain MRI at ultra‐high field systems using a meta‐array structure
Background The main advantage of ultra‐high field (UHF) magnetic resonance
neuroimaging is theincreased signal‐to‐noise ratio (SNR) compared with lower field …
neuroimaging is theincreased signal‐to‐noise ratio (SNR) compared with lower field …
Efficiently building receive arrays with electromagnetic simulations and additive manufacturing: A two‐layer, 32‐channel prototype for 7T brain MRI
PF Gapais, M Luong, F Nizery, G Maitre… - Magnetic …, 2024 - Wiley Online Library
Purpose We propose a comprehensive workflow to design and build fully customized dense
receive arrays for MRI, providing prediction of SNR and g‐factor. Combined with additive …
receive arrays for MRI, providing prediction of SNR and g‐factor. Combined with additive …
[HTML][HTML] Radiofrequency Enhancer to Recover Signal Dropouts in 7 Tesla Diffusion MRI
Diffusion magnetic resonance imaging (dMRI) allows for a non-invasive visualization and
quantitative assessment of white matter architecture in the brain by characterizing …
quantitative assessment of white matter architecture in the brain by characterizing …
A Hilbert Dipoles-Based Hybrid Metasurface for Ultrahigh-Field MRI
The decrease in radio frequency (RF) wavelengths leads to the B-field homogeneity in
ultrahigh-field (UHF) magnetic resonance imaging (MRI), presenting a challenge regarding …
ultrahigh-field (UHF) magnetic resonance imaging (MRI), presenting a challenge regarding …
A Metamaterial-like Structure Design Using Non-uniformly Distributed Dielectric and Conducting Strips to Boost the RF Field Distribution in 7 T MRI
Metamaterial-based designs in ultra-high field (≥ 7 T) MRI have the promise of increasing
the local magnetic resonance imaging (MRI) signal and potentially even the global efficiency …
the local magnetic resonance imaging (MRI) signal and potentially even the global efficiency …
Improving detection of fMRI activation at 1.5 T using high permittivity ceramics
In this work, we propose an application of high permittivity materials (HPMs) to improve
functional magnetic resonance imaging (fMRI) at 1.5 T, increasing the receive (Rx) …
functional magnetic resonance imaging (fMRI) at 1.5 T, increasing the receive (Rx) …
A flexible metasurface to improve knee MRI
H Amat, M Moussu, TSV Gomez… - … 2023: Physics of …, 2023 - spiedigitallibrary.org
Magnetic resonance imaging (MRI), a non-invasive and safe imaging method, is largely
used for the assessment of multiple organs including knee. Due to the complexity of the …
used for the assessment of multiple organs including knee. Due to the complexity of the …