Magneto-tunable photocurrent in manganite-based heterojunctions

Nature Communications

Volumn 5, Issue , 2014, Pages

  Sheng, Z G ^a,c   Nakamura, M ^a   Koshibae, W ^a   Makino, T ^a   Tokura, Y ^a,b   Kawasaki, M ^a,b  

^a RIKEN Center for Emergent Matter Science   (Japan)

^b UNIVERSITY OF TOKYO   (Japan)

^c INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

Author keywords

[No Author keywords available]

Indexed keywords

MANGANESE;

CORRELATION; INTERFACE; MAGNETIC FIELD; PHOTOVOLTAIC SYSTEM;

ARTICLE; CHEMICAL COMPOSITION; CRYSTAL STRUCTURE; CRYSTALLOGRAPHY; ELECTRIC CURRENT; ELECTRON; MAGNETIC FIELD; SEMICONDUCTOR; SIGNAL NOISE RATIO; TEMPERATURE;

EID: 84905472330     PISSN: None     EISSN: 20411723     Source Type: Journal    
DOI: 10.1038/ncomms5584     Document Type: Article

References (26)

1. Hwang, H. Y. et al. Emergent phenomena at oxide interfaces. Nat. Mater. 11, 103-113 (2012
2. Mannhart, J. & Schlom, D. G. Oxide interfaces-an opportunity for electronics. Science 327, 1607-1611 (2010
3. Choi, T., Lee, S., Choi, Y. J., Kiryukhin, V. & Cheong, S.-W. Switchable ferroelectric diode and photovoltaic effect in BiFeO3. Science 324, 63-66 (2009
4. Yang, S. Y. et al. Above-band gap voltages from ferroelectric photovoltaic devices. Nat. Nanotechnol. 5, 143-147 (2010
5. Yajima, T., Hikita, Y. & Hwang, H. Y. A heteroepitaxial perovskite metal-base transistor. Nat. Mater. 10, 198-201 (2011
6. Dagotto, E., Hotta, T. & Moreo, A. Colossal magnetoresistant materials: The key role of phase separation. Phys. Rep. 344, 1-153 (2001 (Pubitemid 33668076)
7. Zubko, P., Gariglio, S., Gabay, M., Philippe Ghosez, P. & Triscone, J.-M. Interface physics in complex oxide heterostructures. Annu. Rev. Condens. Matter Phys. 2, 141-165 (2011
8. Kourkoutisa, L. F., Song, J. H., Hwang, H. Y. & Muller, D. A. Microscopic origins for stabilizing room-temperature ferromagnetism in ultrathin manganite layers. Proc. Natl Acad. Sci. USA 107, 11682-11685 (2010
9. Sun, J. Z. et al. Observation of large low-field magnetoresistance in trilayer perpendicular transport devices made using doped manganate perovskites. Appl. Phys. Lett. 69, 3266 (1996
10. Bowen, M. et al. Nearly total spin polarization in La2/3Sr1/3MnO3 from tunneling experiments. Appl. Phys. Lett. 82, 233 (2003
11. Yamada, H. et al. Engineered interface of magnetic oxides. Science 305, 646-648 (2004 (Pubitemid 39006747)
12. Nakagawa, N., Asai, M., Mukunoki, Y., Susaki, T. & Hwang, H. Y. Magnetocapacitance and exponential magnetoresistance in manganite-titanate heterojunctions. Appl. Phys. Lett. 86, 082504 (2005
13. Susaki, T., Nakagawa, N. & Hwang, H. Y. Transport mechanisms in manganitetitanate heterojunctions. Phys. Rev. B 75, 104409 (2007
14. Koshibae, W., Furukawa, N. & Nagaosa, N. Carrier multiplication and separation in systems with strong electron interaction: Photoinduced dynamics of a junction solar cell. Phys. Rev. B 87, 165126 (2013
15. Koshibae, W., Furukawa, N. & Nagaosa, N. Photo-induced insulator-metal transition of a spin-electron coupled system. Europhys. Lett. 94, 27003 (2011
16. Koshibae, W., Furukawa, N. & Nagaosa, N. Real-time quantum dynamics of interacting electrons: Self-organized nanoscale structure in a spin-electron coupled system. Phys. Rev. Lett. 103, 266402 (2009
17. Nakamura, M., Sawa, A., Fujioka, J., Kawasaki, M. & Tokura, Y. Interface band profiles of Mott-insulator/Nb:SrTiO3 heterojunctions as investigated by optical spectroscopy. Phys. Rev. B 82, 201101 (2010
18. Nakamura, M. et al. Optical probe of electrostatic-doping in an n-type Mott insulator. Phys. Rev. B 75, 155103 (2007
19. Martin, M. C. et al. Magnetism and structural distortion in the La0.7Sr0.3MnO3 metallic ferromagnet. Phys. Rev. B 53, 14285 (1996
20. Boschker, H. et al. High-temperature magnetic insulating phase in ultrathin La0.67Sr0.33MnO3 films. Phys. Rev. Lett. 109, 157207 (2012
21. Chopdekar, R. V., Arenholz, E. & Suzuki, Y. Orientation and thickness dependence of magnetization at the interfaces of highly spin-polarized manganite thin films. Phys. Rev. B 79, 104417 (2009
22. Nakamura, M., Ogimoto, Y., Tamaru, H., Izumi, M. & Miyano, K. Phase control through anisotropic strain in Nd0.5Sr0.5MnO3 thin films. Appl. Phys. Lett. 86, 182504 (2005
23. Ogimoto, Y. et al. Pseudomorphic strain effect on the charge-orbital ordering pattern in Pr0.5Sr0.5MnO3 epitaxial thin films. App. Phys. Lett. 86, 112513 (2005
24. Sze, S. M. Physics of Semiconductor Devices 2nd edn (Wiley, 1981
25. Barrett, J. H. Dielectric constant in perovskite type crystals. Phys. Rev. 86, 118 (1952
26. Minohara, M., Furukawa, Y., Yasuhara, R., Kumigashira, H. & Oshima, M. Orientation dependence of the Schottky barrier height for La0.6Sr0.4MnO3/SrTiO3 heterojunctions. Appl. Phys. Lett. 94, 242106 (2009).