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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
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#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
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I have been thinking. About why I constantly grab the feeling of inferior and alone, why I have so many plan unfinished, why I can't pull again as high school. The anwser I fetched for the old me was that there was no one I could be fighting for anymore, that I don't have a companion to lear 阅读全文
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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
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Another blog, another life. It just occured to me that for so long, I haven't really written any thing, anything at all of my own. I‘ve been in college for long enough to write something with depth. Only that I didn’t.
But just now, I opened this very new blog. Just that instant, I feel like really doing sth., having something done.
Like I might have implied, this is going on entirely in English, if not otherwise continental oriented. 阅读全文