Puluj did heavy research into cathode rays, publishing several papers about those rays between 1880 and 1882. In 1881 as a result of experiments into what he called cold light Prof. Puluj developed the Puluj lamp.Puluj-Röhre, 1870. uibk.ac.at Puluj experimented with his new device and published his results in a scientific paper, Luminous Electrical Matter and the Fourth State of Matter in the Notes of the Austrian Imperial Academy of Sciences (1880–1883), but expressed his ideas in an obscure manner using obsolete terminology. Puluj did gain some recognition when the work was translated and published as a book by the Royal Society in the UK.
