The search of non-Fermi liquid

Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search of knowledge, and unbearable pity for the suffering of mankind.

—Bertrand Russell

As Russell nicely put it, scientists are often driven by strong passions for the search of knowledge, such search not only benefits the human society, but often times brings the ecstasy to themselves -- the ecstasy for instance of understanding the hearts of men, knowing why the stars shine, and apprehending the Pythagorean power by which number holds sway above the flux -- that is so great that scientists would often have endured the long hours of working and sleepless nights for the pursuit of such joy. Continue reading "The search of non-Fermi liquid"

DQMC Note (行列式蒙卡之我见)

这些笔记是潘高培君学习行列式量子蒙特卡洛方法(Determinantal Quantum Monte Carlo, DQMC)中总结出的心得。基本描述了 DQMC 实现过程。内容主要参考了 Fakher Assaad 等人的综述文章和组里几位学生的笔记,按照笔者自己喜欢的逻辑顺序进行讲述,顺便补充了少数被略过的推导。希望可以作为一个行列式蒙卡学习中的参考资料。欢迎大家批评指正。 Continue reading "DQMC Note (行列式蒙卡之我见)"