L. Furatian, and M. Mohseni, Journal of Photochemistry and Photobiology A: Chemistry. 356, 364-369 (2018)
“…The distance from the lamps to liquid surface were made at least five times the aperture to ensure quasi-collimation and held fixed for all experiments. The 185 nm irradiations used a custom made Peltier temperature controlled cell holder (Quantum Northwest, USA)…”