| − | A '''gluon''' is an [[elementary particle]] responsible for the binding of [[proton]]s and [[neutron]]s and the [[interaction]] of [[quark]]s. | + | A '''gluon''' is an [[elementary particle]] responsible for the binding of [[proton]]s and [[neutron]]s and the [[interaction]] of [[quark]]s. Gluons mediate the strong nuclear force, according to the Standard Model. |