The invention relates to a polymeric material meant to be used in waste water treatment and to a process for preparing the same. According to the invention, the material comprises 2.5...3.5% starch, 25...35% acryl amide, 7...8% sodium chloride, 0.1...0.2 ppm silver nano particles and, for the remainder, distilled water, the percentage being expressed by mass.
The invention relates to a system for generating ultra-short electromagnetic pulses with rise time of less than 1 ns, duration in the range of nanoseconds and repetition frequency in the range of tens of kHz.