Observation of ferromagnetism in PdCo alloy nanoparticles encapsulated in carbon nanotubes

Applied Physics Letters

Volumn 96, Issue 25, 2010, Pages

  Roa, Daniel Bretas ^a   Barcelos, Ingrid David ^a   De Siervo, Abner ^b,c   Pirota, Kleber Roberto ^b   Lacerda, Rodrigo Gribel ^a   Magalhães Paniago, Roǵrio ^a  

^a FEDERAL UNIVERSITY OF MINAS GERAIS   (Brazil)

^b UNIVERSITY OF CAMPINAS   (Brazil)

^c LABORATÓRIO NACIONAL DE LUZ SÍNCROTRON   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

ALLOY NANOPARTICLE; CATALYST NANOPARTICLE; ELECTRICAL SPIN INJECTION; MAGNETIC STORAGE MEDIA; MAGNETIZATION MEASUREMENTS; MULTI-WALLED NANOTUBES; SHAPE ANISOTROPY; X-RAY MAGNETIC CIRCULAR DICHROISM;

COBALT; DICHROISM; FERROMAGNETISM; MAGNETIC MATERIALS; MAGNETIC STORAGE; MAGNETIZATION; MULTIWALLED CARBON NANOTUBES (MWCN); NANOMAGNETICS; NANOPARTICLES; PALLADIUM; PLASMA DEPOSITION; PLASMA ENHANCED CHEMICAL VAPOR DEPOSITION; SCANNING ELECTRON MICROSCOPY; SPECTROSCOPY; TRANSMISSION ELECTRON MICROSCOPY;

CARBON NANOTUBES;

EID: 77954059791     PISSN: 00036951     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.3454781     Document Type: Article

References (17)

1. S. Iijima, Nature (London) NATUAS 0028-0836 354, 56 (1991). 10.1038/354056a0
2. See, e.g., T. Fujita, Y. Hayashi, T. Tokunaga, and K. Yamamoto, Appl. Phys. Lett. APPLAB 0003-6951 88, 243118 (2006). 10.1063/1.2213202
3. F. Schäffel, C. Täschner, M. H. Rümmeli, V. Neu, U. Wolff, U. Queitsch, D. Pohl, R. Kaltofen, A. Leonhardt, B. Rellinghaus, B. Büchner, and L. Schultz, Appl. Phys. Lett. APPLAB 0003-6951 94, 193107 (2009). 10.1063/1.3136429
4. T. Fujita, Y. Hayashi, T. Tokunaga, T. Butler, N. L. Rupesinghe, K. B. K. Teo, and G. A. J. Amaratunga, Appl. Phys. Lett. APPLAB 0003-6951 90, 133116 (2007). 10.1063/1.2718268 (Pubitemid 46516914)
5. See, e.g., T. Taniyama, E. Ohta, and T. Sato, Europhys. Lett. EULEEJ 0295-5075 38, 195 (1997) 10.1209/epl/i1997-00225-3
6. T. Shinohara, T. Sato, and T. Taniyama, Phys. Rev. Lett. PRLTAO 0031-9007 91, 197201 (2003). 10.1103/PhysRevLett.91.197201
7. J. Crangle and W. R. Scott, J. Appl. Phys. JAPIAU 0021-8979 36, 921 (1965) 10.1063/1.1714264
8. G. J. Nieuwenhuys, Adv. Phys. ADPHAH 0001-8732 24, 515 (1975). 10.1080/00018737500101461
9. M. S. Bell, R. G. Lacerda, K. B. K. Teo, N. L. Rupesinghe, G. A. J. Amaratunga, W. I. Milne, and M. Chhowalla, Appl. Phys. Lett. APPLAB 0003-6951 85, 1137 (2004). 10.1063/1.1782256
10. Although the magnetism in Pd was previously ascribed to the presence of stacking faults, (Ref.) the alloying with Co is clearly the most important factor for the magnetization of Pd (see, e.g., Ref.).
11. B. Sampedro, P. Crespo, A. Hernando, R. Litrán, J. C. Sánchez López, C. López Cartes, A. Fernandez, J. Ramírez, J. González Calbet, and M. Vallet, Phys. Rev. Lett. PRLTAO 0031-9007 91, 237203 (2003). 10.1103/PhysRevLett.91.237203
12. J. J. S. Figueiredo, R. Basílio, R. Landers, F. Garcia, and A. de Siervo, J. Synchrotron Radiat. JSYRES 0909-0495 16, 346 (2009). 10.1107/S090904950900243X
13. P. Carra, B. T. Thole, M. Altarelli, and X. Wang, Phys. Rev. Lett. PRLTAO 0031-9007 70, 694 (1993) 10.1103/PhysRevLett.70.694
14. B. T. Thole, P. Carra, F. Sette, and G. van der Laan, Phys. Rev. Lett. PRLTAO 0031-9007 68, 1943 (1992). 10.1103/PhysRevLett.68.1943
15. C. T. Chen, Y. U. Idzerda, H. -J. Lin, N. V. Smith, G. Meigs, E. Chaban, G. H. Ho, E. Pellegrin, and F. Sette, Phys. Rev. Lett. PRLTAO 0031-9007 75, 152 (1995). 10.1103/PhysRevLett.75.152
16. J. Vogel, A. Fontaine, V. Cros, F. Petroff, J. -P. Kappler, G. Krill, A. Rogalev, and J. Goulon, Phys. Rev. B PRBMDO 0163-1829 55, 3663 (1997). 10.1103/PhysRevB.55.3663
17. S. Sahoo, T. Kontos, C. Schönenberger, and C. Sürgers, Appl. Phys. Lett. APPLAB 0003-6951 86, 112109 (2005). 10.1063/1.1882761 (Pubitemid 40597015)