Wednesday, 21 March 2012

String Theory

Due to recent mocking's about String Theory, I am going to do a post explaining the very basic concepts of string theory, with no math involved - although I may show the equation used to 'back-up' string theory.


String Theory basically says that all particles (ie gluons, electrons, tau's) are made up of vibrating string, that vibrate at many different 'pitches' if you want to say; these are "excitation modes."


There are two main types of String Theories, one with open string loops, and one with closed string loops. the strings with closed loops can break into open string (like snapping an elastic band in a sense) and those with closed string loops cannot break into open strings.


Like mentioned before in another post about SUSY (Super symmetry), SUSY is a big part in String Theory. When string theory contains fermions (basically elementary particles), SUSY is needed.


String Theory also tells us that there are more than our 3 general dimensions (left/right, up/down, forward/back) in some theories there are up to 14 dimensions!


There is not much to talk about while speaking about the basics of string theory, it is very complex and the math is very very hard to understand.


Here is just some of the math involved in String Theory, as you can tell - its not easy to understand.


String Theory is probably our best competitor for a T.O.E in my opinion, but it would take a lot to completely prove strings, the split apart a quark to find a string, we'd need a machine apparently as big as Jupiter!


String Theory is becoming more and more precise every day. It is the biggest and best theory of our universe.


Thanks for reading, Ben.

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