Phase-sensitive observation of a spin-orbital Mott state in Sr 2IrO4

Science

Volumn 323, Issue 5919, 2009, Pages 1329-1332

  Kim, B J ^a,b   Ohsumi, H ^c   Komesu, T ^c   Sakai, S ^c,d   Morita, T ^c,e   Takagi, H ^a,b   Arima, T ^c,f  

^a UNIVERSITY OF TOKYO   (Japan)

^b RIKEN   (Japan)

^c RIKEN SPring 8 Center   (Japan)

^d HIROSHIMA UNIVERSITY   (Japan)

^e KWANSEI GAKUIN UNIVERSITY   (Japan)

^f TOHOKU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

METAL OXIDE;

ANGULAR MOMENTUM; IRIDIUM; QUANTUM MECHANICS; SCATTERING; STRONTIUM; TOPOLOGY;

ARTICLE; ATOM; ELECTRONICS; MAGNETISM; PHOTON; PRIORITY JOURNAL; QUANTUM MECHANICS; RADIATION SCATTERING; TEMPERATURE;

EID: 62149110316     PISSN: 00368075     EISSN: 10959203     Source Type: Journal    
DOI: 10.1126/science.1167106     Document Type: Article

References (16)

1. J. G. Bednorz, K. A. Muller, Z. Phys. B 64, 189 (1986).
2. For a review, see Colossal Magnetoresistive Oxides, Y. Tokura, Ed. (Gordon & Breach Science, New York, 2000).
3. G. Cao, J. Bolivar, S. McCall, J. E. Crow, R. P. Guertin, Phys. Rev. B 57, R11039 (1998).
4. Materials and methods are available as supporting material on Science Online.
5. B. J. Kim et al., Phys. Rev. Lett. 101, 076402 (2008).
6. eff = 1/2 quantum number [see (5)].
7. z 〉 = 1.
8. A. Shitade, H. Katsura, X.-L. Qi, S.-C. Zhang, N. Nagaosa, http://arxiv.org/abs/0809.1317.
9. G. Jackeli, G. Khaliullin, http://arxiv.org/abs/0809.4658.
10. Y. Murakami et al., Phys. Rev. Lett. 81, 582 (1998).
11. P. Abbamonte et al., Science 297, 581 (2002).
12. M. Blume, Resonant Anomalous X-ray Scattering, Theory and Applications (Elsevier Science, Amsterdam, 1994).
13. eff = 1/2 state (15).
14. M. K. Crawford et al., Phys. Rev. B 49, 9198 (1994).
15. B. J. Kim et al., Phys. Rev. Lett. 97, 106401 (2006).
16. The authors gratefully acknowledge discussions with C. Kim, J.-H. Park, S. Fujiyama, J. Matsuno, B. Smith, and G. Khaliullin; preliminary x-ray analysis by D. Hashizume; and continuous encouragement by M. Takata and T. Ishikawa. This work was partly supported by a Ministry of Education, Culture, Sports, Science and Technology (MEXT) Grant-in-Aid for Scientific Research (S) (19104008) and Grant-in-Aid for Scientific Research on Priority Areas "Novel States of Matter Induced by Frustration" (19052001 and 19052008).