Crossover from non-Fermi liquid to Fermi
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P. Schlottmann
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Article
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2009
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Elsevier Science
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English
โ 321 KB
The nesting of the Fermi surfaces of an electron and a hole pocket separated by a nesting vector Q and the interaction between electrons gives rise to itinerant antiferromagnetism. The order can gradually be suppressed by mismatching the nesting and a quantum critical point is obtained as the N eel