Enhanced electron emission from functionalized carbon nanotubes with a barium strontium oxide coating produced by magnetron sputtering

Carbon

Volumn 45, Issue 3, 2007, Pages 587-593

  Jin, Feng ^a   Liu, Yan ^a   Day, Christopher M ^a   Little, Scott A ^a  

^a BALL STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRON EMISSION; MAGNETRON SPUTTERING; PLASMA ENHANCED CHEMICAL VAPOR DEPOSITION; STRONTIUM COMPOUNDS; THERMIONIC EMISSION; TUNGSTEN;

BARIUM STRONTIUM OXIDE COATINGS; FIELD EMISSION CURRENT; FIELD ENHANCEMENT FACTOR; SURFACE COATINGS;

CARBON NANOTUBES;

EID: 33846459376     PISSN: 00086223     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.carbon.2006.10.014     Document Type: Article

References (33)

1. De Jonge N., and Bonard J.M. Carbon nanotube electron sources and application. Philos Trans Roy Soc Lond A 362 1823 (2004) 2239-2266
2. De Jonge N. Brightness of carbon nanotube electron sources. J Appl Phys 95 2 (2004) 673-681
3. De Heer W.A., Chatelain A., and Ugarte D. A carbon nanotube field-emission electron source. Science 270 (1995) 1179-1180
4. Cheng Y., and Zhou O. Electron field emission from carbon nanotubes. CR Physique 4 (2003) 1021-1033
5. Kong J., Franklin N.R., Zhou C.W., Chapline M.G., Peng S., Cho K., et al. Nanotube molecular wires as chemical sensors. Science 287 (2000) 622-625
6. Picaud F., Langlet R., Arab M., Devel M., Girardet C., Natarajan S., et al. Gas-induced variation in the dielectric properties of carbon nanotube bundles for selective sensing. J Appl Phys 97 (2005) 114316 1-114316 5
7. Ye Y., Ahn C.C., Witham C., Fultz B., Liu J., Rinzler A.G., et al. Hydrogen adsorption and cohesive energy of single-walled carbon nanotubes. Appl Phys Lett 74 16 (1999) 2307-2309
8. Wang G.X., Ahn J., Yao J., Lindsay M., Liu H.K., and Dou S.X. Preparation and characterization of carbon nanotubes for energy storage. J Power Sources 119-121 (2003) 16-23
9. Georgakilas V., Kordatos K., Prato M., Guldi D.M., Holzinger M., and Hirsch A. Organic functionalization of carbon nanotubes. J Am Chem Soc 124 5 (2002) 760-761
10. Dobrokhotov V.V., and Berven C.A. Band structure changes of single-wall carbon nanotubes by the presence of an ionic shell. Physica E 31 2 (2006) 160-164
11. Jo S.H., Wang D.Z., Huang J.Y., Li W.Z., Kempa K., and Ren Z.F. Field emission of carbon nanotubes grown on carbon cloth. Appl Phys Lett 85 5 (2004) 810-812
12. Jo S.H., Tu Y., Huang Z.P., Carnahan D.L., Wang D.Z., and Ren Z.F. Correlation of field emission and surface microstructure of vertically aligned carbon nanotubes. Appl Phys Lett 84 3 (2004) 413-415
13. Chen Y., Shaw D.T., and Guo L.P. Field emission of different oriented carbon nanotubes. Appl Phys Lett 76 17 (2000) 2469-2471
14. Teo K.B.K., Chhowalla M., Amaratunga G.A.J., Milne W.I., Pirio G., Legagneux P., et al. Field emission from dense, sparse, and patterned arrays of carbon nanofibers. Appl Phys Lett 80 11 (2002) 2011-2013
15. Bonard J.M., Klinke C., Dean K.A., and Coll B.F. Degradation and failure of carbon nanotube field emitters. Phys Rev B 67 (2003) 115406 1-115406 10
16. Dean K.A., Burgin T.P., and Chalamala B.R. Evaporation of carbon nanotubes during electron field emission. Appl Phys Lett 79 12 (2001) 1873-1875
17. Zhao J.J., Buldum A., Han J., and Lu J.P. Gas molecule adsorption in carbon nanotubes and nanotube bundles. Nanotechnology 13 (2002) 195-200
18. Cox D.C., Forrest R.D., Smith P.R., and Silva S.R.P. Thermionic emission from defective carbon nanotubes. Appl Phys Lett 85 11 (2004) 2065-2067
19. Shiraishi M., and Ata M. Work function of carbon nanotubes. Carbon 39 12 (2001) 1913-1917
20. Jin F., and Day C.M. A new carbon nanotube-based field enhanced thermionic cathode. Materials research society fall meeting vol. 858E (2004), Materials Research Society, Boston (MA, USA) p. HH13.33.1-6
21. Jin F., Liu Y., and Day C.M. Thermionic emission from carbon nanotubes with a thin layer of low work function barium strontium oxide surface coating. Appl Phys Lett 88 (2006) 163116 1-163116 3
22. Loutfy R.O., Samandi M., Moravsky A., and Strange S. Carbon nanotubes as thermionic emitter. Space technology and applications international forum-STAIF vol. 699 (2004), American Institute of Physics, Albuquerque (NM, USA) p. 773-80
23. He P., Shi D.L., Lian J., Wang L.M., Ewing R.C., Van Ooij W., et al. Plasma deposition of thin carbonfluorine films on aligned carbon nanotube. Appl Phys Lett 86 (2005) 043107 1-043107 3
24. Ravindran S., and Ozkan C.S. Self-assembly of ZnO nanoparticles to electrostatic coordination sites of functionalized carbon nanotubes. Nanotechnology 16 (2005) 1130-1136
25. Ye J.S., Cui H.F., Liu X., Lim T.M., Zhang W.D., and Sheu F.S. Preparation and characterization of aligned carbon nanotube-ruthenium oxide nanocomposites for supercapacitors. Small 1 5 (2005) 560-565
26. Mishra K.C., Garner R., and Schimidt P.C. Model of work function of tungsten cathodes with barium oxide coating. J Appl Phys 95 (2004) 3069-3075
27. Cortenraad R., Gon A.W., Brongersma H.H., Gartner G., and Manenschijn A. Surface analysis of thermionic dispenser cathodes. Appl Surf Sci 191 (2002) 153-165
28. Muller W. Work function for models of scandate surfaces. Appl Surf Sci 191 (2002) 30-34
29. Gartner G., Geitter P., Lydtin H., and Ritz A. Emission properties of top-layer scandate cathodes prepared by LAD. Appl Surf Sci 191 (2002) 11-17
30. Chittka U., Pstma P., and Schlager W. Electrodes for gas discharge lamps. Appl Surf Sci 191 (2002) 302-309
31. Gaertner G., and Engelsen D.D. Hundred years anniversary of the oxide cathode-a historical review. Appl Surf Sci 251 1-4 (2005) 24-30
32. Aida T., Tanuma H., Sasaki S., Yaguchi T., Taguchi S., Koganezawa N., et al. Emission life and surface analysis of barium-impregnated thermionic cathodes. J Appl Phys 74 11 (1993) 6482-6487
33. Longo R.T. Physics of thermionic dispenser cathode aging. J Appl Phys 94 10 (2003) 6966-6975