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Magnetic Resonance in Medicine • Vol 90 • No 2
Electromagnetic and <scp>RF</scp> pulse design simulation based optimization of an eight‐channel loop array for 11.7T brain imaging
2023
Purpose Optimization of transmit array performance is crucial in ultra‐high‐field MRI scanners such as 11.7T because of the increased RF losses and RF nonuniformity. This work presents a new workflow to investigate and minimize RF coil losses, and to choose t…
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Acoustics

Branch of physics involving mechanical waves

Acoustics is a branch of physics that deals with the study of mechanical waves in gases, liquids, and solids including topics such as vibration, sound, ultrasound and infrasound. A scientist who works in the field of acoustics is an acoustician while someone working in the field of acoustics technology may be called an acoustical engineer. The application of acoustics is present in almost all aspects of modern society with the most obvious being the audio and noise control industries.

Hearing is one of the most crucial means of survival in the animal world and speech is one of the most distinctive characteristics of human development and culture.

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Magnetic Resonance in Medicine • Vol 90 • No 2
Electromagnetic and <scp>RF</scp> pulse design simulation based optimization of an eight‐channel loop array for 11.7T brain imaging
2023
Purpose Optimization of transmit array performance is crucial in ultra‐high‐field MRI scanners such as 11.7T because of the increased RF losses and RF nonuniformity. This work presents a new workflow to investigate and minimize RF coil losses, and to choose the optimum coil configuration for imaging. Methods An 8‐channel transceiver loop‐array was simulated to analyze its loss mechanism at 499.415 MHz. A folded‐end RF shield was developed to limit radiation loss and improve the efficiency. The coil element length,…
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Electromagnetic Coil
Brooke Shields Filmography
Radio Scanner
Shield
Electromagnetic Shielding
Computer Science
Rf Power Amplifier
Physics
Materials Science
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Optics
Quantum Mechanics
Petrology
Amplifier