The inherent contradiction in the way energy behaves. At the turn of the 20th century, it was believed that light was electromagnetic waves and electrons were particles. By the 1930s, it was ...
Electromagnetic waves with a wavelength from one to 10 millimeters, which corresponds to spectrum from 30 to 300 GHz. Millimeter wave applications include communications, radar, radio astronomy, ...
THz waves, located in the far-infrared region of the electromagnetic spectrum, can be used to perform non-invasive imaging through opaque materials for security and quality control applications.
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