Radio Frequency Systems for NMR Imaging

Radio Frequency Systems for NMR Imaging PDF Author: Lars Malgren
Publisher:
ISBN:
Category : Magnetic resonance imaging
Languages : en
Pages : 166

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Book Description

Radio Frequency Systems for NMR Imaging

Radio Frequency Systems for NMR Imaging PDF Author: Lars Malgren
Publisher:
ISBN:
Category : Magnetic resonance imaging
Languages : en
Pages : 166

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Book Description


RF Coils for MRI

RF Coils for MRI PDF Author: J. Thomas Vaughan
Publisher: John Wiley & Sons
ISBN: 1118590457
Category : Medical
Languages : en
Pages : 34

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Book Description
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 handbook is intended to become this reference. Heretofore, much of the know-how of RF coil design is bottled up in various industry and academic laboratories around the world. Some of this information on coil technologies and applications techniques has been disseminated through the literature, while more of this knowledge has been withheld for competitive or proprietary advantage. Of the published works, the record of technology development is often incomplete and misleading, accurate referencing and attribution assignment being tantamount to admission of patent infringement in the commercial arena. Accordingly, the literature on RF coil design is fragmented and confusing. There are no texts and few courses offered to teach this material. Mastery of the art and science of RF coil design is perhaps best achieved through the learning that comes with a long career in the field at multiple places of employment...until now. 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 system user how to safely and successfully implement the coil for its intended application. The comprehensive articles also include information required by the scientist or physician to predict respective experiment or clinical performance of a coil for a variety of common applications. It is expected that RF Coils for MRI becomes an important resource for engineers, technicians, scientists, and physicians wanting to safely and successfully buy or build and use MR coils in the clinic or laboratory. Similarly, this guidebook provides teaching material for students, fellows and residents wanting to better understand the theory and operation of RF coils. Many of the articles have been written by the pioneers and developers of coils, arrays and probes, so this is all first hand information! The handbook serves as an expository guide for hands-on radiologists, radiographers, physicians, engineers, medical physicists, technologists, and for anyone with interests in building or selecting and using RF coils to achieve best clinical or experimental results. About EMR Handbooks / eMagRes Handbooks The Encyclopedia of Magnetic Resonance (up to 2012) and eMagRes (from 2013 onward) publish a wide range of online articles on all aspects of magnetic resonance in physics, chemistry, biology and medicine. The existence of this large number of articles, written by experts in various fields, is enabling the publication of a series of EMR Handbooks / eMagRes Handbooks on specific areas of NMR and MRI. The chapters of each of these handbooks will comprise a carefully chosen selection of articles from eMagRes. In consultation with the eMagRes Editorial Board, the EMR Handbooks / eMagRes Handbooks are coherently planned in advance by specially-selected Editors, and new articles are written (together with updates of some already existing articles) to give appropriate complete coverage. The handbooks are intended to be of value and interest to research students, postdoctoral fellows and other researchers learning about the scientific area in question and undertaking relevant experiments, whether in academia or industry. Have the content of this Handbook and the complete content of eMagRes at your fingertips! Visit: www.wileyonlinelibrary.com/ref/eMagRes View other eMagRes publications here

Nuclear Magnetic Resonance Imaging

Nuclear Magnetic Resonance Imaging PDF Author: Stuart W. Young
Publisher:
ISBN:
Category : Medical
Languages : en
Pages : 184

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NMR Imaging in Biomedicine

NMR Imaging in Biomedicine PDF Author: P Mansfield
Publisher: Elsevier
ISBN: 0323154069
Category : Science
Languages : en
Pages : 365

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Book Description
NMR Imaging in Biomedicine: Advances in Magnetic Resonance discusses significant advances in NMR imaging and its application to the field of biomedicine. This book is organized into 10 chapters that cover the classification, methods, imaging regimes, and the potential use of NMR imaging in medicine. After discussing the basic theoretical ideas of NMR and its application to NMR imaging, this book presents mathematical analyses of the various NMR techniques, focusing primarily on the comparison in terms of imaging speed and data-acquisition rate. It also covers a number of practical ranges or imaging regimes in terms of sensitivity, sample size, and operating frequency. Significant topics on potential application of NMR imaging in medicine, apparatus requirements in the instrumentation of NMR imaging machines, and the principles of biomagnetic effects are discussed in other chapters. The considered biomagnetic effects are categorized into three main groups: the effects of static magnetic fields, the effects of relatively slow varying time-dependent fields, and radio-frequency magnetic fields. This book is of great value to radiologists, medical physicists, neuroradiologists, anatomists, physiologists, and postgraduate students of NMR imaging.

Nuclear Magnetic Resonance Imaging Technology

Nuclear Magnetic Resonance Imaging Technology PDF Author: Earl P. Steinberg
Publisher:
ISBN:
Category : Imaging systems in medicine
Languages : en
Pages : 170

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Nuclear magnetic resonance imaging technology : a clinical, industrial, and policy analysis

Nuclear magnetic resonance imaging technology : a clinical, industrial, and policy analysis PDF Author:
Publisher: DIANE Publishing
ISBN: 1428923764
Category :
Languages : en
Pages : 152

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Book Description


Magnetic Resonance Technology

Magnetic Resonance Technology PDF Author: Andrew G Webb
Publisher: Royal Society of Chemistry
ISBN: 1782623876
Category : Science
Languages : en
Pages : 402

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Book Description
Magnetic resonance systems are used in almost every academic and industrial chemistry, physics and biochemistry department, as well as being one of the most important imaging modalities in clinical radiology. The design of such systems has become increasingly sophisticated over the years. Static magnetic fields increase continuously, large-scale arrays of receive elements are now ubiquitous in clinical MRI, cryogenic technology has become commonplace in high resolution NMR and is expanding rapidly in preclinical MRI, specialized high strength magnetic field gradients have been designed for studying the human connectome, and the commercial advent of ultra-high field human imaging has required new types of RF coils and static shim coils together with extensive electromagnetic simulations to ensure patient safety. This book covers the hardware and engineering that constitutes a magnetic resonance system, whether that be a high-resolution liquid or solid state system for NMR spectroscopy, a preclinical system for imaging animals or a clinical system used for human imaging. Written by a team of experts in the field, this book provides a comprehensive and instructional look at all aspects of current magnetic resonance technology, as well as outlooks for future developments.

Contrast-Enhanced Clinical Magnetic Resonance Imaging

Contrast-Enhanced Clinical Magnetic Resonance Imaging PDF Author: Val M. Runge
Publisher: University Press of Kentucky
ISBN: 9780813132808
Category : Medical
Languages : en
Pages : 200

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Book Description


Point Sensitive NMR Imaging System Using a Magnetic Field Configuration with a Spatial Minimum

Point Sensitive NMR Imaging System Using a Magnetic Field Configuration with a Spatial Minimum PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Book Description
A point-sensitive NMR imaging system (10) in which a main solenoid coil (11) produces a relatively strong and substantially uniform magnetic field and a pair of perturbing coils (PZ1 and PZ2) powered by current in the same direction superimposes a pair of relatively weak perturbing fields on the main field to produce a resultant point of minimum field strength at a desired location in a direction along the Z-axis. Two other pairs of perturbing coils (PX1, PX2; PY1, PY2) superimpose relatively weak field gradients on the main field in directions along the X- and Y-axes to locate the minimum field point at a desired location in a plane normal to the Z-axes. An RF generator (22) irradiates a tissue specimen in the field with radio frequency energy so that desired nuclei in a small volume at the point of minimum field strength will resonate.

Ultra High Field Magnetic Resonance Imaging

Ultra High Field Magnetic Resonance Imaging PDF Author: Pierre-Marie Robitaille
Publisher: Springer Science & Business Media
ISBN: 0387496483
Category : Medical
Languages : en
Pages : 487

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Book Description
The foundation for understanding the function and dynamics of biological systems is not only knowledge of their structure, but the new methodologies and applications used to determine that structure. This volume in Biological Magnetic Resonance emphasizes the methods that involve Ultra High Field Magnetic Resonance Imaging. It will interest researchers working in the field of imaging.