In electrochemical cells, reaction with a gas produces an electrical current that is proportional to the gas concentration. These sensors also suffer from Int. J. Environ. Res. Public Health 2017, 14, 434 7 of 14 cross sensitivities to other gases; in particular, NO2, while EC sensors can...
To maximize the stability, they selected pH = 3, as far as possible from the isoelectrical point, corresponding to pH = 6.5. 3.1.7. Discussion The description of the information reported in the literature highlighted that, despite the importance of each parameter, in many cases this ...
t.) To be, or come, in the way of; to hinder from passing; to stop; to impede; to retard; as, the bar in the harbor obstructs the passage of ships; clouds obstruct the light of the sun; unwise rules obstruct legislation. Obstructer (n.) One who obstructs or hinders. Obstruction ...