List of Electromagnetic Radiation Spectrum Classes by Applications

Applications of the electromagnetic spectrum classes

The next list presents some examples of the uses of the different classes of the electromagnetic spectrum.

#
Class
Frequency
(Minimum)
[source]
Frequency
(Maximum)
[source]
1Gamma rays30 EHz300 EHzSterilize medical equipment | Sterilize food (irradiated food) | Used as tracers in medicine | Radio Therapy in oncology (to kill cancerous cells) | Gamma-Ray Astronomy
2Hard X-rays3 EHz30 EHzImage the inside of objects | Medical radiography | Airport security
3Soft X-rays300 PHz3 EHzResearching the elemental composition and structure of biological samples
4Soft X-rays30 PHz300 PHzResearching the elemental composition and structure of biological samples
5Extreme ultraviolet3 PHz30 PHzPhotoelectron spectroscopy | Solar imaging | Lithography
6Near ultraviolet / visible300 THz3 PHzVisible Light
7Near infrared30 THz300 THzNight vision | Thermography | Hyperspectral imaging | Tracking | Heating | Cooling | Communications | Spectroscopy | Thin film metrology | Meteorology | Climatology | Astronomy | Infrared cleaning | Art conservation and analysis | Biological systems | Photobiomodulation | Health hazards
8Mid infrared3 THz30 THzNight vision | Thermography | Hyperspectral imaging | Tracking | Heating | Cooling | Communications | Spectroscopy | Thin film metrology | Meteorology | Climatology | Astronomy | Infrared cleaning | Art conservation and analysis | Biological systems | Photobiomodulation | Health hazards
9Far infrared300 GHz3 THzExperimental medical imaging to replace X-rays | Ultrafast molecular dynamics | Condensed-matter physics | Terahertz time-domain spectroscopy | Terahertz computing/communications | Remote sensing
10Extremely high frequency30 GHz300 GHzRadio astronomy | High-frequency microwave radio relay | Microwave remote sensing | Amateur radio | Directed-energy weapon | Millimeter wave scanner | Wireless LAN (802.11ad)
11Super high frequency3 GHz30 GHzRadio astronomy | Microwave devices/communications | Wireless LAN | DSRC | Most modern radars | Communications satellites | Cable and satellite television broadcasting | DBS | Amateur radio | Satellite radio
12Ultra high frequency300 MHz3 GHzTV broadcasts | Microwave oven | Microwave devices/communications | Radio astronomy | Mobile phones | Wireless LAN | Bluetooth | ZigBee | GPS and two-way radios such as land mobile | FRS and GMRS radios | Amateur radio | Satellite radio | Remote control Systems | ADSB
13Very high frequency30 MHz300 MHzFM | TV broadcasts | Line-of-sight ground-to-aircraft and aircraft-to-aircraft communications | Land mobile and maritime mobile communications | Amateur radio | Weather radio
14High frequency3 MHz30 MHzShortwave broadcasts | Citizens band radio | Amateur radio and over-the-horizon aviation communications | RFID | Over-the-horizon radar | Automatic link establishment (ALE) / near-vertical incidence skywave (NVIS) radio communications | Marine and mobile radio telephony
15Medium frequency300 kHz3 MHzAM (medium-wave) broadcasts | Amateur radio | Avalanche beacons
16Low frequency30 kHz300 kHzNavigation | Time signals | AM longwave broadcasting (Europe and parts of Asia) | RFID | Amateur radio
17Very low frequency3 kHz30 kHzNavigation | Time signals | Submarine communication | Wireless heart rate monitors | Geophysics
18Ultra low frequency300 Hz3 kHzSubmarine communication | Mines communication
19Super low frequency30 Hz300 HzSubmarine communication
20Extremely low frequency3 Hz30 HzSubmarine communication