Limitations of the mean field slave-particle approximations
classification
❄️ cond-mat.str-el
cond-mat.supr-con
keywords
fieldmeanactionapplicationsapproximationsbosoncertaindescribe
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We show that the transformation properties of the mean field slave boson/fermion order parameters under an action of the global SU(2) group impose certain restrictions on their applications to describe the phase diagram of the t-J model.
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