Whats the intuition behind the concept of current operator in QFT and PP.(adsbygoogle = window.adsbygoogle || []).push({});

For example i know that the charge operaor which correspond to space integral of J-o

when acted upon a fock space of the field of given type gives the total charge in the field

but what about the remaing components ,how to intepret them?????

NB: Plz forgive me for being a MORON

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# Operators fields and classical fields

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