Recent content by mohsen1989

my apologize,i have ever seen that anywhere to provide a quote. but i meant how two specific charges know when interact by attraction force or repulsion force?

you can use jaxodraw which is a win application for drawing feynman diagrams. before using that u shoud have installed javaruntime on your system. http://jaxodraw.sourceforge.net/download/pkgs/jaxodraw-2.0-1_bin.tar.gz"

What's the difference between "repulsion force carrier and attraction force Carrier" in electromagnetism interactions? We know that these two messenger photons should be distinguished. But in what features and details?