Manipulation of image intensity distribution at 7.0 T: Passive RF shimming and focusing with dielectric materials

Keyphrases

• B1 Field 40%
• Computer Simulation Results 20%
• Dielectric 20%
• Dielectric Constant 20%
• Dielectric Materials 100%
• Displacement Current 40%
• Distribution Change 40%
• Echo Image 20%
• Field Distribution 40%
• Field Focusing 20%
• Field Inhomogeneity 20%
• Finite-difference Time-domain Method 20%
• Gradient Echo 20%
• High-k Dielectric 20%
• High-permittivity 40%
• Human Head 100%
• Image Intensity 100%
• Intensity Distribution 100%
• Magnetic Resonance Imaging 20%
• Passive RF 100%
• Passive Shimming 40%
• Region of Interest 20%
• RF Coil 40%
• RF Field 40%
• RF Passives 40%
• RF Shimming 100%
• Signal-to-noise Ratio 20%
• Spin Echo 20%
• Ultra-high Field Strengths 20%
• Water Pad 60%
• Wave Behavior 20%

Engineering

• Conductive 25%
• Dielectrics 100%
• Field Distribution 50%
• Field Strength 25%
• Image Intensity 100%
• Region of Interest 25%
• Signal-to-Noise Ratio 25%
• Simulation Result 25%
• Time Domain Processing 25%

Material Science

• Dielectric Material 100%
• Finite Difference 33%
• Mechanical Strength 33%
• Permittivity 100%
• Shimming 100%
• Signal-to-Noise Ratio 33%