We possess crystal sample previously irradiated with γ-ray and
there ESR signal is observed. ArF laser irradiation of phosphosilicate
glass provide signal with broader band in similar place of
magnetic field. This signal in the both sample, crystal and glass
could be annealed at 400 °C and following irradiation with ArF
laser pulses partly renew the signal. Given in Fig. 14 signal growth
on irradiation time are presented also in Fig. 12. The ESR signal
well corresponds to previously studied in [9–11] phosphorus
related centers POHC. Unfortunately we were not able obtain P
(I) and P(II) signal perhaps due to insufficient ability of our
spectrometer