Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

7.1K
Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
7.1K
Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

53
Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
53
Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

449
Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
449
Atomic Nuclei: Magnetic Resonance01:05

Atomic Nuclei: Magnetic Resonance

759
The number of nuclear spins aligned in the lower energy state is slightly greater than those in the higher energy state. In the presence of an external magnetic field, as the spins precess at the Larmor frequency, the excess population results in a net magnetization oriented along the z axis. When a pulse or a short burst of radio waves at the Larmor frequency is applied along the x axis, the coupling of frequencies causes resonance and flips the nuclear spins of the excess population from the...
759
¹H NMR Signal Multiplicity: Splitting Patterns01:13

¹H NMR Signal Multiplicity: Splitting Patterns

5.3K
When protons A and X are coupled, their nuclear spin energy levels are slightly modified. This is because the energy required to excite proton A to a spin state parallel to proton X is slightly different from the energy required for it to become anti-parallel to spin X. Consequently, there are two possible excitation frequencies for A (A1 and A2), depending on the spin state of X, and vice versa. The mutual nature of coupling implies that the difference between frequencies A1 and A2, indicated...
5.3K
Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

137
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
137

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Open-transmit and flexible receiver array for high resolution ultrahigh-field fMRI of the human sensorimotor cortex.

Communications biology·2025
Same author

A new deuterium-labeled compound [2,3,4,6,6'-<sup>2</sup> H<sub>5</sub> ]-D-glucose for deuterium magnetic resonance metabolic imaging.

NMR in biomedicine·2022
Same author

A 5-channel local B<sub>0</sub> shimming coil combined with a 3-channel RF receiver coil for rat brain imaging at 3 T.

Magnetic resonance in medicine·2022
Same author

Epicardial ganglionated plexi ablation increases the inducibility of ventricular tachyarrhythmias in a canine postmyocardial infarction model.

Journal of cardiovascular electrophysiology·2019
Same author

Value of <sup>18</sup>F-FDG PET/CT in the diagnosis of portal vein tumor thrombus in patients with hepatocellular carcinoma.

Abdominal radiology (New York)·2019
Same author

Accurate Determination of Trace Molybdenum in Drinking Water by Isotope Dilution Inductively Coupled Plasma Mass Spectrometry.

Analytical sciences : the international journal of the Japan Society for Analytical Chemistry·2019
Same journal

Correction to "Nanoparticles (NPs)-Meditated LncRNA AFAP1-AS1 Silencing to Block Wnt/β-Catenin Signaling Pathway for Synergistic Reversal of Radioresistance and Effective Cancer Radiotherapy".

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Femtosecond-Laser Nanocavitation Regenerates SERS-Active Plasmonic Nanogaps for Longitudinal Molecular Sensing at Biointerfaces.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Correction to "Bioinspired Polyacrylic Acid-Based Dressing: Wet Adhesive, Self-Healing, and Multi-Biofunctional Coacervate Hydrogel Accelerates Wound Healing".

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Non-Line-of-Sight Passive Ammonia Sensor Loaded With MXene/In<sub>2</sub>O<sub>3</sub> Composites for Agricultural Products Quality Deterioration Detection.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Cerium Nanoparticle-Mediated Inhibition of the NSUN2/m<sup>5</sup>C Axis Suppresses Synovial Aggression in Rheumatoid Arthritis.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Biomimetic Nanoplatform for Dual Target Nano-Metabolic Therapy in Diabetes-Associated Biofilm Infections.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
See all related articles

Related Experiment Video

Updated: Sep 14, 2025

MRM Microcoil Performance Calibration and Usage Demonstrated on Medicago truncatula Roots at 22 T
10:22

MRM Microcoil Performance Calibration and Usage Demonstrated on Medicago truncatula Roots at 22 T

Published on: January 16, 2021

5.6K

A Near-Field Coupling Array Enables Parallel Imaging and SNR Gain in MRI.

Zhiguang Mo1,2,3, Shao Che1,3, Feng Du1,3

  • 1Paul C. Lauterbur Research Center for Biomedical Imaging, Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen, 518055, China.

Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|July 22, 2025
PubMed
Summary
This summary is machine-generated.

This study introduces a novel wireless radiofrequency (RF) coil called the near-field coupling array (NFCA) for magnetic resonance imaging (MRI). The NFCA offers improved signal-to-noise ratio (SNR) and robust parallel imaging capabilities, enhancing MRI efficiency.

Keywords:
magnetic resonance imagingmetasurfacesnear‐field coupling arraywearable deviceswireless coils

More Related Videos

Multiple-mouse Neuroanatomical Magnetic Resonance Imaging
09:08

Multiple-mouse Neuroanatomical Magnetic Resonance Imaging

Published on: February 27, 2011

16.0K
Quantitative Magnetic Resonance Imaging of Skeletal Muscle Disease
09:30

Quantitative Magnetic Resonance Imaging of Skeletal Muscle Disease

Published on: December 18, 2016

19.7K

Related Experiment Videos

Last Updated: Sep 14, 2025

MRM Microcoil Performance Calibration and Usage Demonstrated on Medicago truncatula Roots at 22 T
10:22

MRM Microcoil Performance Calibration and Usage Demonstrated on Medicago truncatula Roots at 22 T

Published on: January 16, 2021

5.6K
Multiple-mouse Neuroanatomical Magnetic Resonance Imaging
09:08

Multiple-mouse Neuroanatomical Magnetic Resonance Imaging

Published on: February 27, 2011

16.0K
Quantitative Magnetic Resonance Imaging of Skeletal Muscle Disease
09:30

Quantitative Magnetic Resonance Imaging of Skeletal Muscle Disease

Published on: December 18, 2016

19.7K

Area of Science:

  • Medical Imaging
  • Metamaterials and Metasurfaces
  • Radiofrequency Engineering

Background:

  • Wireless radiofrequency (RF) coils using metasurfaces can streamline clinical magnetic resonance imaging (MRI) by removing cable constraints and simplifying coil design.
  • Clinical adoption of wireless RF coils hinges on their ability to support parallel imaging, which enhances efficiency but often compromises signal-to-noise ratio (SNR).
  • Existing wireless RF coils with metamaterials frequently lack parallel imaging support and exhibit suboptimal SNR.

Purpose of the Study:

  • To propose a novel wireless RF coil architecture, the near-field coupling array (NFCA).
  • To establish a theoretical framework for applying metasurface arrays in MRI RF coil design.
  • To demonstrate the NFCA's capability for both high SNR performance and effective parallel imaging.

Main Methods:

  • Development of a new wireless RF coil architecture termed the near-field coupling array (NFCA).
  • Formulation of a general theoretical framework for metasurface array application in RF coil design.
  • Derivation and validation of the SNR expression for the NFCA architecture through case studies.

Main Results:

  • The NFCA architecture demonstrates excellent SNR performance and robust parallel imaging capabilities.
  • A 66% improvement in SNR was achieved compared to conventional wired RF coils.
  • The NFCA's average acceleration factor reached over 94% of that of commercial coils.

Conclusions:

  • The proposed NFCA represents a significant advancement in wireless RF coil technology for MRI.
  • The NFCA effectively addresses the trade-off between SNR and parallel imaging performance.
  • This technology holds promise for enhancing clinical MRI workflows through improved efficiency and image quality.