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Volumn 80, Issue 19, 2009, Pages

Spin-charge decoupling and the photoemission line-shape in one-dimensional insulators

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EID: 77954733205     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.80.195113     Document Type: Article
Times cited : (11)

References (27)
  • 1
    • 84940043791 scopus 로고
    • See for instance, 10.1080/00018737900101375
    • See for instance J. Solyom, Adv. Phys. 28, 201 (1979). 10.1080/00018737900101375
    • (1979) Adv. Phys. , vol.28 , pp. 201
    • Solyom, J.1
  • 9
    • 0037087912 scopus 로고    scopus 로고
    • 10.1103/PhysRevB.65.115117
    • F. H. L. Essler and A. M. Tsvelik, Phys. Rev. B 65, 115117 (2002). 10.1103/PhysRevB.65.115117
    • (2002) Phys. Rev. B , vol.65 , pp. 115117
    • Essler, F.H.L.1    Tsvelik, A.M.2
  • 10
    • 77954715801 scopus 로고    scopus 로고
    • The limitation to intermediate and strong coupling is a technical one: at weak coupling size effects become more relevant and the adiabatic procedure employed in this work might fail.
    • The limitation to intermediate and strong coupling is a technical one: at weak coupling size effects become more relevant and the adiabatic procedure employed in this work might fail.
  • 11
    • 0043141369 scopus 로고
    • 10.1103/PhysRevLett.20.1445
    • E. H. Lieb and F. Y. Wu, Phys. Rev. Lett. 20, 1445 (1968). 10.1103/PhysRevLett.20.1445
    • (1968) Phys. Rev. Lett. , vol.20 , pp. 1445
    • Lieb, E.H.1    Wu, F.Y.2
  • 12
    • 36149038357 scopus 로고
    • 10.1088/0022-3719/15/1/007
    • F. Woynarovich, J. Phys. C 15, 85 (1982). 10.1088/0022-3719/15/1/007
    • (1982) J. Phys. C , vol.15 , pp. 85
    • Woynarovich, F.1
  • 13
    • 0008226879 scopus 로고
    • 10.1088/0022-3719/16/27/013
    • F. Woynarovich, J. Phys. C 16, 5293 (1983). 10.1088/0022-3719/16/27/013
    • (1983) J. Phys. C , vol.16 , pp. 5293
    • Woynarovich, F.1
  • 15
    • 0004815079 scopus 로고
    • 10.1103/PhysRevLett.60.635
    • F. D. M. Haldane, Phys. Rev. Lett. 60, 635 (1988). 10.1103/PhysRevLett. 60.635
    • (1988) Phys. Rev. Lett. , vol.60 , pp. 635
    • Haldane, F.D.M.1
  • 17
    • 77954709679 scopus 로고    scopus 로고
    • In one dimension and exactly at U=∞ all spin configurations are degenerate: however in the U→∞ limit the spin degeneracy is lifted and the ground state of the Heisenberg model is singled out.
    • In one dimension and exactly at U = ∞ all spin configurations are degenerate: however in the U → ∞ limit the spin degeneracy is lifted and the ground state of the Heisenberg model is singled out.
  • 18
    • 0001601394 scopus 로고
    • 10.1103/PhysRevB.41.2326
    • M. Ogata and H. Shiba, Phys. Rev. B 41, 2326 (1990). 10.1103/PhysRevB.41. 2326
    • (1990) Phys. Rev. B , vol.41 , pp. 2326
    • Ogata, M.1    Shiba, H.2
  • 19
    • 77954709334 scopus 로고    scopus 로고
    • With the notation adopted in this work, at U→∞, εs (Q) =J π 2 | cos (Q) | for π 2
    • With the notation adopted in this work, at U → ∞, ε s (Q) = J π 2 | cos (Q) | for π 2 < Q < 3 π 2.
  • 20
    • 77954736821 scopus 로고    scopus 로고
    • Our definition of the spinon momentum Q, which for U→∞ must reduce to the total momentum of the Heisenberg wave function in Eq. , differs from the one usually adopted in Bethe Ansatz studies ( ps ) (Ref.): Q= 3 2 π- ps.
    • Our definition of the spinon momentum Q, which for U → ∞ must reduce to the total momentum of the Heisenberg wave function in Eq., differs from the one usually adopted in Bethe Ansatz studies (p s) (Ref.): Q = 3 2 π - p s.
  • 21
    • 0030171641 scopus 로고    scopus 로고
    • 10.1103/PhysRevLett.76.4604;
    • S. Sorella and A. Parola, Phys. Rev. Lett. 76, 4604 (1996) 10.1103/PhysRevLett.76.4604
    • (1996) Phys. Rev. Lett. , vol.76 , pp. 4604
    • Sorella, S.1    Parola, A.2
  • 22
    • 0038111167 scopus 로고    scopus 로고
    • 10.1103/PhysRevB.57.6444
    • S. Sorella and A. Parola, Phys. Rev. B 57, 6444 (1998). 10.1103/PhysRevB.57.6444
    • (1998) Phys. Rev. B , vol.57 , pp. 6444
    • Sorella, S.1    Parola, A.2
  • 23
    • 77954753078 scopus 로고    scopus 로고
    • At the special values of k defined by the coincidence of the two singularities the critical exponent changes from 1/2 to 3/4.
    • At the special values of k defined by the coincidence of the two singularities the critical exponent changes from 1/2 to 3/4.
  • 24
    • 77954735012 scopus 로고    scopus 로고
    • In experiments the lower branch is not detected because it usually overlaps with other valence bands of the compound.
    • In experiments the lower branch is not detected because it usually overlaps with other valence bands of the compound.
  • 25
    • 77954722099 scopus 로고    scopus 로고
    • The accuracy of the single spinon approximation is similar also at weaker coupling: for U=4t the completeness condition is violated at most by 0.015 at all k 's.
    • The accuracy of the single spinon approximation is similar also at weaker coupling: for U = 4 t the completeness condition is violated at most by 0.015 at all k 's.


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