Sasuga, T.

• Evaluation of Polymer Free Volume by Positron Annihilation and Gas Diffusivity Measurements
  Y. Kobayashi, K. Haraya, S. Hattori, and T. Sasuga
  [Polym., Vol.35, No.5, p.925, 1994]

• Effect of Electron-Irradiation on the Free Volume of PEEK Studied by Positron Annihilation
  Y. Kobayashi, K. Haraya, S. Hattori, and T. Sasuga
  [Nuclear Instruments and Methods in Physics Research B91, pp.447-449, 1994]