The mortality of lung cancer in Gejiu has reached the peak in the world.The indoor radon levels in Gejiu are measured by SSNTD.The results indicate that a highe
Y1.6Ca1.4V0.45Sn0.5Fe4.05O12 is irradiated by 0.56GeV carbon ion.The irradiation effect is investigated by Moessbauer spctroscopy.The irradiation results in an
The Rutherford backscattering (RBS) spectra of N^+-implanted GaAs are measured with a He^+ ion beam of 2.1MeV.The backscatteering yield along<100> aligned incid
The behaviors of Si ions implanted into(100)GaAs at liquid nitrogen temperature with energy of 48keV at the doses of 1×10^15-5×10^15 ions/cm^2 has bee