Related by context. Frequent words. (Click for all words.) 66 non ionizing 58 X ray fluorescence 58 near infrared spectroscopy 57 Radiofrequency 57 computed tomography SPECT 56 Millimeter wave 56 plasmon 55 paramagnetic 55 stimulated emission 55 photon counting 55 PET positron emission tomography 55 spectrometry 55 Detection RTD high 54 Raman scattering 54 chemiluminescence 54 noninvasive technique 54 T1 weighted 54 microwave radiation 54 thermal ablation 54 microfabricated 54 frequency comb 54 inductors sensors 53 brightfield 52 Spectroscopic 52 Ultraviolet light 52 Ablation 52 Ultrasonography 52 non ablative 52 radiofrequency 52 #.# MHz [002] 52 Doppler ultrasound 52 ionisation 52 ultrasonic waves 52 non invasive 52 single photon emission 52 ablation catheters 52 force microscopy AFM 52 involves implanting 52 noninvasive imaging 51 immunohistochemical 51 Near Infrared 51 electromagnetic pulses 51 nonmagnetic 51 electron beams 51 intense pulsed 51 Zinc oxide 51 terahertz radiation 51 noninvasive 51 diffractive 51 Computed tomography 51 nerve stimulation 51 dispersive 51 Gamma rays 51 scintigraphy 51 tomography 51 computerized tomography 51 nanosensor 51 x ray imaging 51 Tomography 50 absorbance 50 magnetoencephalography MEG 50 optical coherence tomography OCT 50 submillimeter 50 ablations 50 electromagnetic waves 50 ultrasensitive 50 diffracted 50 electrically conducting 50 photodynamic 50 Pulsed 50 electrochemically 50 ultraviolet UV light 50 linewidth 50 scintillator 50 conformational changes 50 Virtual colonoscopy 50 oscillatory 50 ablating 50 electroencephalography 49 photochemistry 49 Raman spectroscopy 49 ultracold atoms 49 photoluminescence 49 frequency modulation 49 interferometric 49 RF ablation 49 Positron Emission Tomography PET 49 picogram 49 Fluoroscopy 49 magnetic particle 49 scanning electron microscopes 49 piezoelectric materials 49 photodynamic therapy PDT 49 transurethral resection 49 spectral imaging 49 near infrared NIR 49 dopant 49 PCR amplification 49 CEAG explosion proof 49 radiations 49 colorless odorless tasteless