Heterodyne detection signal analysis in apertureless scanning Near-field optical microscopy

Engineering & Materials Science

• Near field scanning optical microscopy 100%
• Heterodyne detection 85%
• Signal analysis 56%
• Scattering 48%
• Optical microscopy 41%
• Homodyne detection 22%
• Signal to noise ratio 21%
• Bessel functions 18%
• Phase modulation 16%
• Signal detection 14%
• Light sources 13%
• Electric fields 11%
• Wavelength 11%

Physics & Astronomy

• signal analysis 65%
• near fields 43%
• microscopy 35%
• scanning 32%
• signal detection 24%
• scattering 20%
• signal to noise ratios 16%
• harmonics 14%
• Bessel functions 12%
• illuminating 10%
• phase modulation 10%
• light sources 8%
• interference 6%
• vibration 6%
• augmentation 6%
• electric fields 5%
• decay 5%

Chemical Compounds

• Scanning Near-Field Optical Microscopy 83%
• Optical Microscopy 45%
• Electric Field 15%
• Wavelength 12%