• Magnetic coupling induced increase in the blocking temperature of γ-Fe2O3 nanoparticles 

        Contributor:Dai, Jianbiao; Wang, Jian-Qing; Sangregorio, Claudio; Fang, Jiye; Carpenter, Everett; Tang, Jinke
        Date:2000-05-15
        In this article, we report the magnetic properties of surfactant coated γ-Fe2O3 nanoparticles which are pressed under different pressures. With increasing pressure, the sample volume decreases, density increases, and a 55% ...