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量子纠缠是物质和时空的本源
热度 11 文小刚 2015-12-5 18:58
有些人认为(包括我),量子纠缠是一切物质的本源(见《物理学新的革命》 http://chuansong.me/n/1098981 甚至是时空的本源(见《爱因斯坦不会高兴的》 http://chuansong.me/n/1983915 说量子纠缠是一切物质的本源不是忽悠。因为我们可以从量子纠缠推导出物质的运动方程,像麦克斯韦方程和 ...
15731 次阅读|12 个评论 热度 11
Non-Abelian statistics in condensed matter physics
热度 2 文小刚 2015-8-9 05:56
The possibility of non-abelian statistics Statistics of the particles is related to the representation of braid group (1925). https://en.wikipedia.org/wiki/Braid_group . The 1-dimensional representations correspond to abelian (fractional) statistics (1977). https://en.wikipedia.org/wiki/Any ...
个人分类: 科普|12882 次阅读|2 个评论 热度 2
Physicsoverflow.org
热度 1 文小刚 2014-4-6 08:45
Recently, a new web-site, physicsoverflow.org , was launched for physics research-level questions and anwsers (similar to the mathoverflow site). Here I list some questions/answers about topological insuators , topological orders , SPT order s , Majorana zero mode , and their rel ...
8353 次阅读|1 个评论 热度 1
专科 vs 民科 科学 vs 宗教 (expert vs crackpot)
热度 28 文小刚 2014-2-18 00:47
In Science, it is meaningless to ask questions or make statements that can not be measured/tested by experiments 在科学中,只有能被实验检验对错的论述,才有意义。只有答案能被实验检验对错的问题,才有意义。 I feel that a meaningful scientific question should satisfy the following condition: Th ...
15152 次阅读|81 个评论 热度 28
Have a physics/math question in your research? Just ask!
热度 13 文小刚 2014-2-18 00:37
I found physics.stackexchange a very instereting place. It is a place that you can ask physics questions and some one will answer them. Some questions that look simple actually touch some deep issues. Some questions can motivate research projects. Here are some sampl ...
13469 次阅读|25 个评论 热度 13
“擦肩而过” -- Missed opportunity
热度 17 文小刚 2014-1-22 15:22
In science, many researchers have experienced missed opportunity of big or small discoveries. You may share some of yours here. 1) Masaki Oshikawa told his story in facebook: I'm bit surprised to see the recent increase of citations to my very first scientific paper published in ...
12841 次阅读|23 个评论 热度 17
An on-line math course
热度 1 文小刚 2013-11-28 04:00
This is a very impressive open resource for mathematics. It is a pity that there is nothing like that in physics. from http://stacks.math.columbia.edu/browse 1. Introduction online tex pdf 2. Conventions online tex pdf 3. Set ...
7026 次阅读|1 个评论 热度 1
有时要等八年十年 Some times, we need to wait 8-10 years
热度 20 文小刚 2013-10-29 09:27
有时,我们要很有耐心。要等八年十年,工作才被认可。 我们还要很有自信,这样才能继续作下去。 这是科学工作者对待科研的一种心态。 走自己的路,坚持自己对美的认知和追求,欣赏自己的工作,使得我们能保持这种心态。 Sometimes , we need to be patient. We need to wait for 8-10 years before our work ...
10092 次阅读|31 个评论 热度 20
PRL rejected my paper on lattice chiral fermion theory
热度 21 文小刚 2013-10-26 11:54
My paper on lattice chiral fermion theory was rejected by two RRL referees (very strongly) and by a PRL editor.The reason for skepticism is the long history of past failures (none by me). The editor did not say that The reason for skepticism is the long history of past failures of the auth ...
21807 次阅读|49 个评论 热度 21

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