Polymeric biomaterials for medical implants and devices

AJT Teo, A Mishra, I Park, YJ Kim… - ACS Biomaterials …, 2016 - ACS Publications
In this review article, we focus on the various types of materials used in biomedical
implantable devices, including the polymeric materials used as substrates and for the …

Miniaturization of NMR systems: Desktop spectrometers, microcoil spectroscopy, and “NMR on a chip” for chemistry, biochemistry, and industry

SS Zalesskiy, E Danieli, B Blumich… - Chemical …, 2014 - ACS Publications
Nuclear magnetic resonance spectroscopy (NMR) nowadays is one of the most powerful
and versatile analytical methods for modern organic chemistry,(1) catalysis,(2) biology,(3) …

Transmit and receive transmission line arrays for 7 Tesla parallel imaging

G Adriany, PF Van de Moortele… - … in Medicine: An …, 2005 - Wiley Online Library
Transceive array coils, capable of RF transmission and independent signal reception, were
developed for parallel, 1H imaging applications in the human head at 7 T (300 MHz). The …

Ultra-high field MRI: parallel-transmit arrays and RF pulse design

SN Williams, P McElhinney… - Physics in Medicine & …, 2023 - iopscience.iop.org
This paper reviews the field of multiple or parallel radiofrequency (RF) transmission for
magnetic resonance imaging (MRI). Currently the use of ultra-high field (UHF) MRI at 7 tesla …

A geometrically adjustable 16‐channel transmit/receive transmission line array for improved RF efficiency and parallel imaging performance at 7 Tesla

G Adriany, PF Van de Moortele, J Ritter… - … in Medicine: An …, 2008 - Wiley Online Library
A novel geometrically adjustable transceiver array system is presented. A key feature of the
geometrically adjustable array was the introduction of decoupling capacitors that allow for …

Cortical depth dependent functional responses in humans at 7T: improved specificity with 3D GRASE

F De Martino, J Zimmermann, L Muckli, K Ugurbil… - PloS one, 2013 - journals.plos.org
Ultra high fields (7T and above) allow functional imaging with high contrast-to-noise ratios
and improved spatial resolution. This, along with improved hardware and imaging …

Parallel imaging performance as a function of field strength—an experimental investigation using electrodynamic scaling

F Wiesinger, PF Van de Moortele… - … in Medicine: An …, 2004 - Wiley Online Library
In this work, the dependence of parallel MRI performance on main magnetic field strength is
experimentally investigated. Using the general framework of electrodynamic scaling, the B0 …

ICE decoupling technique for RF coil array designs

Y Li, Z **e, Y Pang, D Vigneron, X Zhang - Medical physics, 2011 - Wiley Online Library
Purpose: Parallel magnetic resonance imaging (MRI) requires an array of RF coil elements
with different sensitivity distributions and with minimal electromagnetic coupling. The goal of …

Safety testing and operational procedures for self‐developed radiofrequency coils

J Hoffmann, A Henning, IA Giapitzakis… - NMR in …, 2016 - Wiley Online Library
The development of novel radiofrequency (RF) coils for human ultrahigh‐field (≥ 7 T), non‐
proton and body applications is an active field of research in many MR groups. Any RF coil …

Approaching ultimate intrinsic signal‐to‐noise ratio with loop and dipole antennas

R Lattanzi, GC Wiggins, B Zhang… - Magnetic resonance …, 2018 - Wiley Online Library
Purpose Previous work with body‐size objects suggested that loops are optimal MR
detectors at low fields, whereas electric dipoles are required to maximize signal‐to‐noise …