Sentences with phrase «absorb radio waves»

Communication from the ground to satellites is affected by space weather as a result of perturbations of the ionosphere, which can reflect, refract, or absorb radio waves.

Molecules in the intervening gas clouds absorb radio waves at specific frequencies determined by the type of molecules.

The technology is based on the fact that human beings absorb radio waves.

The principle idea is to use a radio telescope to map neutral hydrogen, which emits or absorbs radio waves with a wavelength of 21 centimeters.

The supernova remnants are embedded inside a huge, diffuse cloud of charged particles, or plasma, which absorbs radio waves from these sources.

«Normal» ice, such as that found on Earth, is like a sponge that absorbs radio waves, but ice at very low temperatures is a mirror for radio waves.

By mapping what absorbs those radio waves, and where, the researchers created a three - dimensional (3 - D) map of the ammonia beneath Jupiter's clouds.

During the solar proton events (SPE), the solar energetic protons (< 1 MeV) produce abnormal ionization in ionospheric D - region which absorbs radio waves in the HF and VHF bands.

Not exact matches

A gas cloud too diffuse to emit sufficient radio waves to be detected can still absorb enough radio waves to produce a detectable radio shadow.

The rest gets turned into radio waves or light, which turn into heat when they are absorbed by other surfaces.

Most types of electromagnetic radiation, except for visible light and radio waves, are absorbed by the Earth's atmosphere.

The hydrogen atoms absorbed the background radiation, and it's this change that the new study was able to detect as radio waves.

At right, the jet can not punch out of the shell of explosion debris, but instead sweeps up material into a broad «cocoon,» which absorbs the jet's energy and emits X-rays and radio waves over a wider angle.

Under certain conditions and broadcast frequencies, the radio waves can be absorbed or even completely reflected.

Microwave photons can be produced with very different distributions, like radio waves can, and can be absorbed just as well as other photons by warm surfaces.

The same applies for radio waves which are not absorbed much by the atmosphere or the surface.