[go: up one dir, main page]

Brui et al., 2018 - Google Patents

Adjustable Subwavelength Metasurface‐Inspired Resonator for Magnetic Resonance Imaging

Brui et al., 2018

View PDF @Full View
Document ID
7640272541035244661
Author
Brui E
Shchelokova A
Zubkov M
Melchakova I
Glybovski S
Slobozhanyuk A
Publication year
Publication venue
physica status solidi (a)

External Links

Snippet

Metasurfaces is a rapidly developing area with quite many prospective applications in light manipulation, aberration‐free optical imaging, and security. One potential area where metasurface approaches may provide a valuable contribution is medical imaging. In this …
Continue reading at onlinelibrary.wiley.com (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3628—Tuning/matching of the transmit/receive coil
    • G01R33/3635—Multi-frequency operation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/345—Constructional details, e.g. resonators, specially adapted to MR of waveguide type
    • G01R33/3453—Transverse electromagnetic [TEM] coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification

Similar Documents

Publication Publication Date Title
Brui et al. Adjustable Subwavelength Metasurface‐Inspired Resonator for Magnetic Resonance Imaging
Ruytenberg et al. Shielded‐coaxial‐cable coils as receive and transceive array elements for 7T human MRI
Duan et al. Boosting magnetic resonance imaging signal-to-noise ratio using magnetic metamaterials
Schmidt et al. Flexible and compact hybrid metasurfaces for enhanced ultra high field in vivo magnetic resonance imaging
Slobozhanyuk et al. Enhancement of magnetic resonance imaging with metasurfaces
Shchelokova et al. Locally enhanced image quality with tunable hybrid metasurfaces
Raaijmakers et al. The fractionated dipole antenna: A new antenna for body imaging at 7 T esla
Yan et al. Self-decoupled radiofrequency coils for magnetic resonance imaging
Shchelokova et al. Volumetric wireless coil based on periodically coupled split‐loop resonators for clinical wrist imaging
Saha et al. A smart switching system to enable automatic tuning and detuning of metamaterial resonators in MRI scans
Hong et al. New design concept of monopole antenna array for UHF 7T MRI
Vorobyev et al. An artificial dielectric slab for ultra high-field MRI: Proof of concept
Hurshkainen et al. A novel metamaterial-inspired RF-coil for preclinical dual-nuclei MRI
Vorobyev et al. Improving homogeneity in abdominal imaging at 3 T with light, flexible, and compact metasurface
Kriegl et al. Novel inductive decoupling technique for flexible transceiver arrays of monolithic transmission line resonators
Motovilova et al. Hilbert curve-based metasurface to enhance sensitivity of radio frequency coils for 7-T MRI
Zhang et al. Higher‐order harmonic transmission‐line RF coil design for MR applications
Paška et al. A rigid, stand‐off hybrid dipole, and birdcage coil array for 7 T body imaging
Andreychenko et al. Improved RF performance of travelling wave MR with a high permittivity dielectric lining of the bore
Motovilova et al. Water-tunable highly sub-wavelength spiral resonator for magnetic field enhancement of MRI coils at 1.5 T
Zhu et al. Helmholtz coil‐inspired volumetric wireless resonator for magnetic resonance imaging
Hoffmann et al. Human brain imaging at 9.4 T using a tunable patch antenna for transmission
Avdievich et al. Folded‐end dipole transceiver array for human whole‐brain imaging at 7 T
Das et al. A thin metallo-dielectric stacked metamaterial as “add-on” for magnetic field enhancement in clinical MRI
O'Reilly et al. Modular transmit/receive arrays using very‐high permittivity dielectric resonator antennas