Understanding ferromagnetism in graphite Ferromagnetism usually arises from transition metals rich in 3 d and 4 f electrons. The occurrence of ferromagnetism in pure carbon, which contains only s and p electrons, is thus surprisingeven controversial, given the ...
参考文献：S. Dodelson and M. Vesterinen, Cosmic Neutrino Last Scattering Surface , Phys. Rev. Lett. (to be published) 文章下载 内容简介见： http://focus.aps.org/story/v24/st15 So Close, yet So Far Observations of cosmic microwaves from 380,000 years after the big bang have be ...
这个题目由庞海作为小道消息讲。如果需要文章可以在评论中写上你的邮件地址，我们给你寄去。 The von Neumann relation generalized to coarsening of three-dimensional microstructures R. D. MacPhersonandD. J. Srolovitz, Nature 446 , 1053-1055 (26 April 2007). Abstract Cellular ...
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