Influence of Al2O3 on low-field spin-polarized tunneling magnetoresistance of (1 - x) La0.7Ca0.3MnO3 + x Al2O3 composites

Materials Letters

Volumn 63, Issue 3-4, 2009, Pages 353-356

  Phong, P T ^b,c   Khiem, N V ^a   Dai, N V ^c   Manh, D H ^c   Hong, L V ^c   Phuc, N X ^c  

^a Hongduc University   (Viet Nam)

^b Ninhhoa Department of Education and Training   (Viet Nam)

^c GRADUATE UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Viet Nam)

Author keywords

Grain size; Low field MR; Manganites; Spin polarized tunneling

Indexed keywords

ALUMINUM; CALCIUM; CARBON FIBER REINFORCED PLASTICS; CRYSTAL GROWTH; ELECTRIC RESISTANCE; GRAIN BOUNDARIES; GRAIN SIZE AND SHAPE; LANTHANUM; LANTHANUM COMPOUNDS; MAGNETIC FIELD EFFECTS; MAGNETOELECTRONICS; MAGNETORESISTANCE; MANGANESE COMPOUNDS; METAL INSULATOR BOUNDARIES; OXIDE MINERALS; SEMICONDUCTOR INSULATOR BOUNDARIES; SPIN DYNAMICS; SPIN POLARIZATION; SUPERCONDUCTING TRANSITION TEMPERATURE; TUNNELING (EXCAVATION);

CONDUCTION ELECTRONS; ELECTRICAL TRANSPORTS; ENERGY MILLINGS; GRAIN SIZE; LOW FIELD MR; LOW FIELDS; PARAMAGNETIC TRANSITIONS; PHENOMENOLOGICAL MODELS; SOLID-STATE REACTIONS; SPIN POLARIZED TUNNELING; TEMPERATURE RANGES; TRANSITION TEMPERATURES; TUNNELING MAGNETORESISTANCES;

METAL INSULATOR TRANSITION;

EID: 57749187424     PISSN: 0167577X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.matlet.2008.10.035     Document Type: Article

References (21)

1. Hwang H.Y., Cheong S.W., Ong N.P., and Batlogg B. Phys Rev Lett 77 (1996) 2041
2. Zener C. Phys Rev 82 (1951) 403
3. Gupta A., and Sun J.Z. J Magn Magn Mater 200 (1999) 24
4. Issac S.P., Mathur N.D., Events J.E., and Blamire M.G. Appl Phys Lett 72 (1998) 2038
5. Balcells L.1., Carrilo A.E., Martnez B., and Fontcuberta J. Appl Phys Lett 74 (1999) 4014
6. Gupta S., Ranjit R., Mitra C., Raychaudhury P., and Pinto R. Appl Phys Lett 78 (2001) 362
7. Anurag G., and Varma G.D. Solid State Commun 139 (2006) 310
8. Zia Z.C., Yuan S.L., Feng W., Zhang L.J., Zhang G.H., Tang J., et al. Solid State Commun 128 (2003) 291
9. Sadakale S.N., Choudhary R.J., Sahasrabhdhe M.S., Banpurkar A.G., Adhi K.P., Patil S.I., et al. J Magn Magn Mater 286 (2005) 450
10. Kumar J., Singh R.K., Siwach P.K., and Singh H.K. J Magn Magn Mater 299 (2006) 155
11. Vazquez C., Blanco M.C., Lopez-Quintela M.A., Sanchez R.D., Rivas J., and Oseroff S.B. J Mater Chem 8 4 (1998) 991
12. Yuan S.L., Yang Y.P., Xin Z.C., Peng G., Zhang G.H., and Tang J. Solid State Commun 123 (2002) 55
13. Lei L.W., Fu Z.Y., Zhang J.Y., and Wang H. Solid State Commun 140 (2006) 261
14. de Andres A., Garcia-Hernandez M., and Martinez J.L. Phys Rev B 60 (1999) 7328
15. Rubinstein J.M. J Appl Phys 87 (2000) 5019
16. Srivastava D.D., Bahadur D., Nigam A.K., and Malik S.K. J Phys Condens Matter 16 (2004) 4089
17. Sheng P., Abeles B., and Arie Y. Phys Rev 31 (1973) 44
18. Rivas J., Hueso L.E., Fondado A., Rivadulla F., and Lopez-Quintela M.A. J Magn Magn Mater 221 (2000) 57
19. Raychadhuri P., Sheshadri K., Taneja P., Bandyopadhyay S., Ayyub P., Nigam A.K., et al. J Appl Phys 84 (1998) 2048
20. Dey P., and Nath T.K. Phys Rev B 73 (2006) 214425
21. Raychadhuri P., Nath T.K., Nigam A.K., and Pinto R. Phys Rev B 59 (1999) 13919