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RF Coils for MRI - John R Griffiths

PRIX: GRATUIT
FORMAT: PDF EPUB MOBI
DATE DE SORTIE: 01/01/2012
TAILLE DU FICHIER: 11,32
ISBN: 978-0-470-77076-4
LANGUE: FRANÇAIS
AUTEUR: John R Griffiths

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...ption: The content of this volume has been added to eMagRes (formerly Encyclopedia of Magnetic Resonance) - the ultimate online resource for ... RF Coils for MRI | NMR Spectroscopy / MRI / Imaging ... ... ... RF Coils for MRI combines the lifetime understanding and expertise of many of the senior designers in the field into a single, practical training manual. It informs the engineer on part numbers and sources of component materials, equipment, engineering services and consulting to enable anyone with electronics bench experience to build, test and interface a coil. The handbook teaches the MR ... Radiofrequency Coils for 7 Tesla MRI. Kraff O(1), Quick HH(1)(2). Author information: (1)Erwin L. Hahn Inst ... RF Coils for MRI - Google Books ... . The handbook teaches the MR ... Radiofrequency Coils for 7 Tesla MRI. Kraff O(1), Quick HH(1)(2). Author information: (1)Erwin L. Hahn Institute for MR Imaging, University of Duisburg-Essen, Essen, Germany. (2)High-Field and Hybrid MR Imaging, University Hospital Essen, Essen, Germany. Radiofrequency (RF) coils are an essential part of the magnetic resonance (MR) system. To exploit the inherently higher signal-to-noise ratio ... We have a track record of designing robust, high-performance 1H and multi-nuclei RF coils and MRI RF hardware for 7T and 9.4T human MRI scanners. The mission of the RF coils team is twofold. The team mainly provides design and manufacturing of new RF coils for high fields MRI: static magnetic field higher than 7 teslas for humans and small animals. For the latter, the term of probe is also used insofar as the effect of propagation is negligible in a small volume. Maintenance and characterization of commercial RF coils form the second ... High-Throughput RF Coils for High-Field MRI Abstract Improvements in signal to noise ratio (SNR) and ease of use of magnetic resonance imaging (MRI) rf coils are needed to improve image quality and patient throughput in high-field MRI. The goal of this Phase II project is to con-tinue the development of novel rf coil topologies and rf balancing circuits that have demonstrated substantially im ... RF Coils for MRI combines the lifetime understandingand expertise of many of the senior designers in the field into asingle, practical training manual. It informs the engineer on partnumbers and sources of component materials, equipment, engineeringservices and consulting to enable anyone with electronics benchexperience to build, test and interface a coil. The handbookteaches the MR system ... Radiofrequency coils (RF coils) are the "antennae" of the MRI system, broadcasting the RF signal to the patient and/or receiving the return signal.RF coils can be receive-only, in which case the body coil is used as a transmitter; or transmit and receive (transceiver).. Surface coils are the simplest design of coil. They are simply a loop of wire, either circular or rectangular, that is placed ... RF Coils for MRI combines the lifetime understanding and expertise of many of the senior designers in the field into a single, practical training manual. It informs the engineer on part numbers and sources of component materials, equipment, engineering services and consulting to enable anyone with electronics bench experience to build, test and interface a coil. The handbook teaches the MR ... The proposed RF coil array system provides an ergonomic and high-performance solution to the 3T MRI systems. A roadmap to systematically design electrotextile RF coil arrays is proposed. RF coil array is characterized to have the accurate resonant frequency, good impedance matching, and low mutual coupling. In addition, magnetic field distribution, bending effects, and human body effects are ... Because they generate an oscillating B1 field in only a single dimension, single-loop, Helmholz, and solenoid RF-coils are called linearly polarized (LP).Although not immediately obvious, this configuration is highly inefficient for MRI in that half of the transmitted power is wasted. RF Coils for MRI combines the lifetime understanding and expertise of many of the senior designers in the field into a single, practical training manual. It informs the engineer on part numbers and sources of component materials, equipment, engineering services and consulting to enable anyone with electronics bench experience to build, test and interface a coil. The handbook teaches the MR ... 3D RF Coil Design Considerations for MRI J. Elec. Comput. Eng. Innov. 2017, Vol. 5, No. 2, pp. 139-148, DOI: 10.22061/JECEI.2017.718 141 calculate the mutual inductance between coaxial single Figure 1: Cut-away view of an MRI scanner, A: Primary field magnet in liquid helium bath, B: Shim coil, C: Gradient coil, D: Body transmit/receive coil, E: Local transmit/receive coil. 3. DETERMINATION OF ... RF Coils for MRI Content The content of this volume has been added to eMagRes (formerly Encyclopedia of Magnetic Resonance) - the ultimate online resource for NMR and MRI. To date there is no single reference aimed at teaching the art of applications guided coil design for use in MRI. This RF Coils for MRI ... RF coils for MRI. Ed. by J. Thomas Vaughan and John R. Griffiths. John Wiley & Sons 2012 452 pages $170.00 Hardcover Encyclopedia of magnetic resonance QC762 Engineers, scientists, medical physicists, radiographers, and other specialists in magnetic resonance imaging (MRI) present a guide to specifying, designing, constructing, evaluating, and applying the radio frequency coils that are ... This RF Coils for MRI handbook is intended to become this reference. Heretofore, m...