วันพุธที่ 16 พฤษภาคม พ.ศ. 2555

0 Q- String Theory pt 1

Since its inception as the dual resonance model which described the strongly interacting hadrons as strings, the term string theory has changed to include any of a group of related superstring theories which unite them. One shared property of all these theories is the holographic principle. String theory itself comes in many different formulations, each one with a different mathematical structure, and each best describing different physical circumstances. But the principles shared by these approaches, their mutual logical consistency, and the fact that some of them easily include the standard model of particle physics, has led many physicists like Leonard Susskind and Edward Witten to believe that the theory is the correct fundamental description of nature. In particular, string theory is the first candidate for the theory of everything (TOE), a way to describe the known fundamental forces (gravitational, electromagnetic, weak and strong interactions) and matter (quarks and leptons) in a mathematically complete system.



http://www.youtube.com/watch?v=S5P98_QIHTg&hl=en

Thanks To : เสื้อโปโล เกมส์ออนไลน์ รับทำเสื้อ

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