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We show that the fermionic and bosonic spectrum of $d=2$ fermions at finite density coupled to a critical boson can be determined non-perturbatively in the combined limit $k_F\rightarrow {\infty}$, $N_f \rightarrow 0$ with $N_fk_F$ fixed. In this dou
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aaaed1324ca1f98262d195a281f1db2c
http://arxiv.org/abs/1612.05326
http://arxiv.org/abs/1612.05326
