Comment: For the technically literate

(See in situ)


For the technically literate

Which mostly excludes me - an explanation of how
how THz band (far infrared) signals are generated, basically
how they are used for spectroscopy and discussion about
means of detecting the signals:

http://homepages.rpi.edu/~wilkei/wilke_THz_book_chapter.pdf#search='THz+signal+detection'