Signature of checkerboard fluctuations in the phonon spectra of a possible polaronic metal La1.2Sr1.8Mn2O7

Nature Materials

Volumn 8, Issue 10, 2009, Pages 798-802

  Weber, F ^a,b,d   Aliouane, N ^c,f   Zheng, H ^d   Mitchell, J F ^d   Argyriou, D N ^c   Reznik, D ^a,e  

^a KARLSRUHE INSTITUTE OF TECHNOLOGY   (Germany)

^b UNIVERSITY OF KARLSRUHE   (Germany)

^c HAHN MEITNER INSTITUT   (Germany)

^d ARGONNE NATIONAL LABORATORY   (United States)

^e CEA SACLAY   (France)

^f INSTITUTE FOR ENERGY TECHNOLOGY   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

COLOSSAL MAGNETORESISTANCE; HIGH TEMPERATURE SUPERCONDUCTORS; INSULATION; METALS; NEUTRON SCATTERING; PHONONS; POLARONS; TEMPERATURE;

CHARGE AND ORBITAL ORDERING; CHARGE-ORDERED PHASE; DOPED SEMICONDUCTORS; INELASTIC NEUTRONS; LAYERED MANGANITE; POLARONIC FEATURES; POLARONIC SIGNATURES; SHORT-RANGE ORDERED;

MANGANESE;

EID: 70349305111     PISSN: 14761122     EISSN: 14764660     Source Type: Journal    
DOI: 10.1038/nmat2513     Document Type: Article

References (28)

1. Holstein, T. Studies of polaron motion. Part II. The small polaron. Ann. Phys. 8, 343-389(1959).
2. Emin, D. Existence of free and self trapped carriers in insulators. Adv. Phys. 22, 57-116(1973).
3. 3. Phys. Rev. Lett. 85, 3954-3957 (2000).
4. 3. Phys. Rev. Lett. 85, 2553-2556 (2000).
5. 5. Dagotto, E. Complexity in strongly correlated electronic systems. Science 309, 257-262 (2005). (Pubitemid 40967853)
6. 3. Phys. Rev. Lett. 74, 5144-5147 (1995).
7. Manella, N. et al. Nodal quasiparticles in pseudogapped colossal magnetoresistive manganites. Nature 438, 474-478 (2005).
8. Dessau, D. S. et al. k-dependent electronic structure, a large 'ghost' Fermi surface, and a pseudogap in a layered magnetoresistive oxide. Phys. Rev. Lett. 81, 192-195(1998).
9. Chuang, Y.-D. et al. Fermi surface nesting and nanoscale fluctuating charge/orbital ordering in colossal magnetoresistive oxides. Science 292, 1509-1513 (2001).
10. Argyriou, D. N. et al. Glass transition in the polaron dynamics of colossal magnetoresisitive manganites. Phys. Rev. Lett. 89036401 (2002).
11. King, D. M. et al Electronic structure evolution from Mott insulator to superconductor-an angle-resolved photoemission investigation. J. Phys. Chem. Solids 56,1865-1869 (1995).
12. 12. Damascelli, A., Hussain, Z. & Shen, Z.-X. Angle-resolved photoemission studies of the cuprate superconductors. Rev. Mod. Phys. 75, 473-541 (2003). (Pubitemid 36737414)
13. Reznik, D. et al. Electron-phonon coupling reflecting dynamic charge inhomogeneity in copper oxide superconductors. Nature 440, 1170-1173 (2006).
14. 3. Phys. Rev., 100, 564-573 (1955).
15. 3. Phys. Rev. 100, 545-563 (1955).
16. 3. Phys. Rev. B 55, 3015-3023 (1997).
17. 7. Phys. Rev. B 57, R3205-R3208 (1998).
18. 7. Phys. Rev. B 61, 15269-15276 (2000).
19. 19. Li, Q. et al. Reentrant orbital order and the true ground state of LaSr2Mn2O7. Phys. Rev. Lett. 98,167201 (2007). (Pubitemid 46633697)
20. 7 well above the metal-insulator transition. Nature Phys. 3, 248-252 (2007).
21. 7. Phys. Rev. Lett. 83, 4393-4396 (1999).
22. 22. Rosch, O. & Gunnarsson, O. Dispersion of incoherent spectral features in systems with strong electron-phonon coupling. Eur. Phys. J. B 43, 11-18(2005). (Pubitemid 40871745)
23. Mishchenko, A. S. & Nagaosa, N. Electron-phonon coupling and a polaron in the t-J model: From the weak to the strong coupling regime. Phys. Rev. Lett. 93, 036402 (2004).
24. 3. Physica B 263-264, 416-420(1999).
25. 3. Phys. Rev. B 71, 092301 (2005).
26. 3. Phys. Rev. Lett. 86, 3823-3826 (2001).
27. 3. Preprint at (2003).
28. 4. Phys. Rev. B 74, 174514 (2006).