His idea of conductive atmospheric layers has been discredited. However, based on his claims of successful wireless telegraphic and telephonic transmissions in the 1860s and 1870s, it is sometimes asserted that Loomis' equipment had, inadvertently, been the first to produce and receive radio signals. [https://en.wikipedia.org/wiki/Mahlon_Loomis]
See Also
Mahlon Loomis real inventor of radio???
Radio
Radio Waves
Radiolysis
radiometry
radiophonic
Tesla Spirit Radio
Water Radiolysis
15.08 - Dissociating Water with X-Rays - Radiolysis