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Known Facts: 1. One will lose consciousness if blood supply for the brain is cut off. 2. One will lose consciousness if the brain is completely destro 阅读全文
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User-defined masks that allow different areas of the image sensor to have different exposure times in one shot can be used in potable cameras (cell ph 阅读全文
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Special relativity says: 1. the speed of light in vaccum is an invariable forall inertial frames of reference; 2. the laws of physics are the same ina... 阅读全文
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Why mental workers keen on working into deep night?At night, sun goes beneath the horizon -> water and nutrition in human body concentrate at feet -> ... 阅读全文
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各自征衣各自塵各憑秋雨恨孤身各斟清醪說前事各念心中葬花人 阅读全文
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Consider two systems, $A$ and $B$, each consists of $m$ sites, and each site is adjacent to $Z$ other sites. When $n$ separate elements are placed into system $A$, the total number of possible configurations is $W_A = {C}_m^n$. The phase space of $A$ is denoted by $\Omega_A$. When placing a linear c 阅读全文
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The most stable packing scheme of non-charged rigid molecules must fulfill two conditions:1. Fraction of occupied space is maximized, AND the change of this fraction upon pertubation movement of the molecules is minimized.2.Contact area between atoms is maximized, AND the change of this contact area 阅读全文