Sentences with phrase «certain electromagnetic frequencies»

I accept the radiation physics indicating CO2 acts as a filter for certain electromagnetic frequencies, and also the estimate of 1 degree C of warming per doubling of CO2 in the absence of feedback.

Flying above the Earth's ionosphere, which blocks or scrambles certain electromagnetic frequencies, DARE would deliver much cleaner measurements than today's antennas.

Not exact matches

A standard atomic clock takes advantage of the fact that an atom can absorb electromagnetic radiation such as light at certain frequencies as its internal structure jumps from one «quantum state» to another.