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| Keywords: Thz freq in EM spectrum.png en The electromagnetic spectrum The scarcity of intense broadband sources of radiation in the 10<sup>12</sup> hertz terahertz frequency range leaves us blind to a wide range of interesting phenomena U S Dept of Energy - Lawrence Berkley National Lab - http //www als lbl gov/als/science/sci_archive/135terahertz html The advanced light source J M Byrd D S Robin F Sannibale A A Zholents and M S Zolotorev Accelerator and Fusion Research Division Berkeley Lab ; Z Hao and M C Martin ALS ; and R W Schoenlein Materials Sciences Division Berkeley Lab 2006-11-29 Public Domain Between the microwave and infrared regions where electromagnetic waves oscillate at a frequency of 10<sup>12</sup> hertz terahertz we have a noticeable blind spot An almost limitless array of interesting phenomena occur at terahertz frequencies Excited electrons orbit small molecules rotate proteins vibrate superconducting energy gaps resonate and gaseous and solid-state plasmas oscillate The list goes on PD-USGov Terahertz radiation Terahertz spectrum | ||||
