Remote sensing is a method of data collection and observation where information about objects, areas, or phenomena on Earth's surface is gathered from a distance, typically using sensors onboard satellites, aircraft, drones, or other platforms. This...

A modulator is a device or component that modifies a carrier signal in order to encode information for transmission over a...

A chemical detection technique used to measure molecules that have a magnetic dipole moment. The analysis is directed to...

A phenomenon, exploited for medical imaging, in which the nuclei of material placed in a strong magnetic field will absorb...

In reference to infrared, emissions that are like radio waves but that have a higher frequency.

The gas of charged particles that begins approximately 50 km above the surface of the Earth and contains a sufficient...

A lens made up of a dielectric material that is capable of influencing radio waves much in the same way an optical lens...

The transmission of photographic images or pictures by radio waves.

Polarization refers to the orientation of oscillations in a transverse wave, such as light waves, radio waves, or other...

A photograph transmitted by radio waves.

An electronic device used to encode video and audio signals of a television camera into radio waves that are broadcast to...

A waveguide is a physical structure or device that is designed to confine and guide electromagnetic waves, such as radio...

The radio waves of the electromagnetic spectrum that have frequencies of up to 10,000 megacycles per second.

LiFi, short for light fidelity, is a wireless communication technology that utilizes visible light or infrared light to...

A spectral signature, in the context of remote sensing and spectroscopy, refers to the unique pattern or characteristic...