随笔分类 -  Readings

To the books I glanced and to the papers I teared!
#Notes# On Cosmology 2
摘要：For some reason,I haven't really finished the first note= = So I 'll just post the second one. There wouldn't be a lot of trouble since the first one was very elementary. (Of course, the notes in the near furture also remain elementary.) I was not at a position having access to the net e 阅读全文
posted @ 2014-02-01 13:22 G。 阅读(135) 评论(0) 推荐(0)
Dirac δ-Function
摘要：#Most of this post comes out of the book Introduction to Elementary Particles(2008) Appendix A.##I used TeXmacs to produce the PDF, but something went wrong with the header. As to the page number, the pages before were blank(I don't know why either....# 阅读全文
posted @ 2014-01-17 20:38 G。 阅读(262) 评论(0) 推荐(0)
偏振光(Polarization)与布儒斯特角（Brewster's angle）
摘要：Polarization is a property of transverse wave. Here we have some basics prepared for the Brewster's angle.In the leftmost figure above, the two orthogonal (perpendicular) components are in phase. In this case the ratio of the strengths of the two components is constant, so the direction of the e 阅读全文
posted @ 2013-12-01 11:35 G。 阅读(2643) 评论(0) 推荐(0)