2755.     PROCOPIU, S., AND FARCAS, T.  [Ferromagnetic Curie Point of Thin Layers of Electrolytic Nickel.]  Compt. rend., vol. 198, 1934, p. 1983-1985; Chem. Abs., vol. 28, 1934, p. 4642.

        Curie point of 3 such layers 80-400μ thick averaged 370°, as compared with 355°, the average for 3 layers 4-40μ thick.  The difference is attributed to the greater internal pressure of the thinner layers increasing the number of particles surrounding each magnetic atom (abs. 1395, 2779).

        PROCTOR, R. A.  See abs. 2318.

        PROKHOROVA, Z. M.  See abs. 280.