Millimeter wave applications include communications, radar, radio astronomy, military and 5G cellular. The higher the frequency, the shorter the wavelength, the narrower the beam and the smaller ...
The threat from space rock 2024 YR4 has surpassed that of Apophis, an asteroid feared by scientists 20 years ago. The danger ...
A research team led by Professor Hajime Monzen and Dr. Hiroyuki Kosaka from the Department of Medical Physics at Kindai ...
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