High sensitivity refractive index sensing with strong light confinement in high-aspect-ratio U-cavity arrays

Engineering & Materials Science

• Refractive index 100%
• Aspect ratio 70%
• Gold 49%
• Wavelength 40%
• Vortex flow 26%
• Infrared radiation 26%
• Plasma etching 22%
• Sputtering 19%
• Photolithography 19%
• Geometry 9%
• Costs 5%

Physics & Astronomy

• high aspect ratio 81%
• refractivity 53%
• cavities 46%
• sensitivity 44%
• gold 16%
• reflectance 14%
• vortices 10%
• wavelengths 9%
• shift 8%
• fins 8%
• plasma etching 7%
• photolithography 7%
• manufacturing 5%
• leakage 5%
• incidence 5%
• sputtering 5%
• trapping 5%
• costs 5%

Chemical Compounds

• Refractive Index 73%
• Resonance 48%
• Wavelength 32%
• Sputtering 16%
• Etching 13%
• Flow 9%
• Simulation 9%
• Plasma 9%