Related by context. Frequent words. (Click for all words.) 62 ultraviolet UV 59 ultraviolet UV light 56 near infrared NIR 55 ultraviolet 55 UV 54 ultra violet 53 photosensitizer 53 photocatalyst 53 photometer 53 UV light 53 chemiluminescent 52 Ultraviolet light 52 Hydrogen peroxide 52 photodynamic 52 infrared rays 52 ultra violet rays 52 ultraviolet light 51 fluorescence imaging 51 photoluminescence 51 UVA radiation 51 ultra violet light 51 ionization 51 nm wavelength 50 fluorescent probes 50 coating thickness 50 ionisation 50 infrared 50 fluorescence 50 nano particle 50 UV LED 50 optical biosensors 50 absorbance 50 emissivity 50 interferometric 50 infrared IR 49 UV lamp 49 microwave radiation 49 ultra violet radiation 49 Fluorescence 49 UVB radiation 49 analyte 49 photoresists 49 radioactive tracer 49 UVA UVB 48 Ultraviolet radiation 48 UVR 48 UV filters 48 passivation 48 fluoresces 48 photocatalytic 48 infrared laser 48 electrophoretic 48 phosphors 48 peroxides 48 ultraviolet wavelengths 48 non ionizing 48 transmittance 48 UVB 48 FT IR 48 cytometry 48 Acanthamoeba 48 illuminator 48 intense pulsed 47 detection 47 photodiode 47 UV lamps 47 scintillation 47 dopant 47 illumination 47 CO2 lasers 47 ionizing 47 infrared wavelength 47 colorimetric 47 VCSELs 47 UV radiation 47 infra red 47 photochemistry 47 UV LEDs 47 EMI RFI 46 DUV 46 PCR amplification 46 H#O# 46 Pulsed 46 photodynamic therapy 46 Backlight 46 fluorescence microscopy 46 ultrasonic waves 46 infrared spectroscopy 46 laser ablation 46 diode laser 46 indoor tanning beds 46 shorter wavelengths 46 Terahertz 46 harmful microorganisms 46 photocell 46 optical microscopes 46 plasmon 46 confocal microscopy 46 UV curing 46 ultrasonics 46 microscopy techniques