Influence of pH of colloidal suspension on the electrical conductivity of SnO2 thin films deposited via sol-gel-dip-coating

Materials Research

Volumn 14, Issue 1, 2011, Pages 113-117

  Ravaro, Leandro Piaggi ^a   De Andrade Scalvi, Luis Vicente ^a  

^a SÃO PAULO STATE UNIVERSITY UNESP   (Brazil)

Author keywords

Electrical conductivity; PH; Sol gel dip coating; Tin dioxide

Indexed keywords

COLLOIDAL SUSPENSIONS; CRYSTALLINITIES; DEGREE OF AGGREGATION; DIP COATING; DIP COATING TECHNIQUES; ELECTRICAL CONDUCTIVITY; ELECTRICAL PROPERTY; INFLUENCE OF PH; MOST PROBABLE EXPLANATION; PH VARIATION; POTENTIAL BARRIERS; SOL-GEL METHODS; TEMPERATURE-DEPENDENT CONDUCTIVITY; X-RAY DIFFRACTOGRAMS;

ACTIVATION ENERGY; AGGLOMERATION; ARRHENIUS PLOTS; COATINGS; ELECTRIC CONDUCTIVITY; FILM PREPARATION; GELS; SOL-GEL PROCESS; SOL-GELS; SOLS; THIN FILMS; TIN; TIN DIOXIDE;

SUSPENSIONS (FLUIDS);

EID: 79955164580     PISSN: 15161439     EISSN: None     Source Type: Journal    
DOI: 10.1590/S1516-14392011005000010     Document Type: Article

References (35)

1. Ansari SG, Ansari A, Wahab R, Kim Y, Khang G and Shin H. Glucose sensor based on nano-baskets of tin oxide templated in porous alumina by plasma enhanced CVD. Biosensors and Bioelectronics. 2008; 23:1838-1842.
2. 2 with low background electron concentrations. Journal of Applied Physics. 2004; 96:6445-6453. (Pubitemid 44938226)
3. 2 :Sb ultrathin films obtained by controlled thickness deposition. Journal of Applied Physics. 2007; 102:034312-5.
4. Ray SC, Karanjai MK and Dasgupta D. Tin dioxide based transparent semiconducting films deposited by the dip-coating technique. Surface and Coatings Technology.1998; 102(1-2):73-80. (Pubitemid 128412866)
5. Mulvaney P, Grieser F and Meisel D. Electron transfer in aqueous colloidal tin dioxide solutions. Langmuir. 1990; 6(3):567-572. (Pubitemid 20670419)
6. 2 nanoparticles embedded in silica by ion implantation. Nuclear Instruments and Methods in Physics Research B. 2010; 268:3063-3065.
7. 2 films: formation, electrical and optical properties. Materials Science and Engineering: B. 2005; 118:160-163. (Pubitemid 40390880)
8. 2 thin films obtained by spray pyrolysis and their effect on electrical and optical properties. Thin Solid Films. 2008; 516:4293-4294.
9. 2 thin film with low operating temperature prepared by sol-gel technique. Sensors and Actuators B: Chemical. 2008; 134:57-61.
10. 2 surfaces on the stability of ceramic suspensions with commercial dispersants. Cerâmica. 2001; 47:51-56.
11. 2 Colloidal Suspensions. Journal of Non-Crystalline Solids. 1992; 147-8:67-73.
12. 2 nanoparticles through the controlled precipitation route. Materials Chemistry and Physics. 2007; 101:433-440. (Pubitemid 46149107)
13. 4 nanocrystalline thin films. Optical Materials. 2006; 29:43-46. (Pubitemid 44374936)
14. Coffa S, Franzò, G, Priolo F, Polman A and Serna R. Temperature dependence and quenching processes of the intra-4f luminescence of Er in crystalline Si. Physical Review B. 1994; 49:16313-16320.
15. 3+ sol-gel powders. Optical Materials. 2006; 29:38-42. (Pubitemid 44374935)
16. Kenyon AJ. Recent developments in rare-earth doped materials for optoelectronics. Progress in Quantum Electronics. 2002; 26:225-284. (Pubitemid 35256036)
17. 2 thin films. Journal of the European Ceramic Society. 2007; 27:3803-3806. (Pubitemid 47010342)
18. 2 Thin Films Deposited via Sol-Gel. Materials Research. 2003; 6(4):451-456.
19. 3+/GaAs Heterojunction Deposited by Sol-Gel Dip-Coating and Resistive Evaporation. Journal of Electronic Materials. 2010; 39(8):1170-1176.
20. 2. Surface Science. 1979; 86:355-344.
21. 2. Sensors and Actuators B. 2006; 114:881-892.
22. 2 thin film deposition by sol-gel-dip-coating. Journal of Sol-Gel Science and Technology. 2010; 55:385-393.
23. rd. ed. New Jersey: Prentice Hall, 2001.
24. 2. Materials Chemistry and Physics. 2006; 95:72-78. (Pubitemid 41426922)
25. 2. Journal of Physics: Conference Series. 2010; 249:012005.
26. Blakemore JS. Semiconductor statistics. New York: Dover publications; 1987.
27. 2 Materials, I. Preparation and Defect Structure. Journal of The Electrochemical Society.1976; 123:199C-205C.
28. Watson J, Ihokura K and Coles, GSV. The tin dioxide sensor. Measurement Science and Technology. 1993; 4:711-719.
29. Zhang DH and Ma HL. Scattering Mechanisms of charge carriers in transparent conducting oxide films. Applied Physics A. 1996; 62:487-492. (Pubitemid 126595321)
30. Bruneaux J, Cachet H, Froment M, Messad A. Correlation between Structural and Electrical properties of Sprayed Tin Oxide films with and without Fluorine doping. Thin Solid Films. 1991; 197:129-142.
31. Samson S, Fonstad CG. Defect structure and electronic donor levels in stannic oxide crystal. Journal of Applied Physics. 1973; 44:4618-4621.
32. Guglielmi M, Menegazzo E, Paolizzi M, Gasparro G, Ganz D, Putz J et al. Sol-Gel Deposited Sb-Doped Tin Oxide Films. Journal of Sol-Gel Science and Technology. 1988; 13:679-683.
33. 2 thin-film gas sensors. Vacuum. 2008; 82:966-970.
34. 2 xerogels. Journal of Alloys and Compounds, 2002; 344:217-220. (Pubitemid 35152084)
35. 2 obtained via the sol-gel technique from solutions with distinct pH. Optical Materials. 2010; 33:66-70.