Mesoporous SBA-15 silica impregnated with Reichardt's dye: A material optically responding to NH3

Sensors and Actuators, B: Chemical

Volumn 100, Issue 1-2, 2004, Pages 103-106

  Fiorilli, S ^a   Onida, B ^a   Macquarrie, D ^b   Garrone, E ^a  

^a POLITECNICO DI TORINO   (Italy)

^b UNIVERSITY OF YORK   (United Kingdom)

Author keywords

Ammonia; Reichardt's dye; SBA 15

Indexed keywords

ADSORPTION; AMINES; AMMONIA; DYES; FOURIER TRANSFORM INFRARED SPECTROSCOPY; IMPREGNATION; MESOPOROUS MATERIALS; SCANNING ELECTRON MICROSCOPY; SILICA; TRANSMISSION ELECTRON MICROSCOPY; ULTRAVIOLET SPECTROSCOPY; X RAY DIFFRACTION ANALYSIS;

AMMONIA SENSORS; REICHARDT'S DYE (RD); SBA-15 SILICA; UV-VIS SPECTROSCOPY;

CHEMICAL SENSORS;

EID: 2342592580     PISSN: 09254005     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.snb.2003.12.031     Document Type: Article

References (13)

1. Kresge C.T., Leonowicz M.E., Roth W.J., Vartuli J.C., Beck J.S. Ordered mesoporous moleculars sieves synthesized by liquid template crystal mechanism. Nature (London). 710:1992;359.
2. Zhao D., Feng J., Huo Q., Melosh N., Fredrickson G.H., Chmelka B.F., Stucky G.D. Triblock copolymer syntheses of mesoporous silica with periodic 50 to 300 angstrom pores. Science. 548:1998;279.
3. Zhao D., Huo Q., Feng J., Chmelka B.F., Stucky G.D. Nonionic triblock and star diblock copolymer and oligomeric surfactant syntheses of highly ordered, hydrothermally stable, mesoporous silica structures. J. Am. Chem. Soc. 6024:1998;120.
4. Scott B.J., Wirnsberger G., Stucky G.D. Mesoporous and mesostructured materials for optical applications. Chem. Mater. 3140:2001;13.
5. C. Reichardt, Solvents and Solvent Effects in Organic Chemistry, Empirical Parameters of Solvent Polarity, VCH, Weinheim, 1988.
6. 3: mesoporous silica impregnated with Reichardt's dye, submitted.
7. Broekoff J.C.P., de Boer J.H. Studies on pore system in catalysts. J. Catal. 377:1968;10.
8. Reichardt C. Solvatochromic dyes as solvent polarity indicators. Chem. Rev. 2319:1994;94.
9. Chronister C.W., Drago R.S. Determination of hydrogen-bonding acid sites on silica using the Cal-Ad method. J. Am. Chem. Soc. 4793:1993;115.
10. Fubini B., Bolis V., Cavenago A., Garrone E., Ugliengo P. Structural and induced heterogeneity at the surface of some silica polymorphs from the enthalpy of adsorption of various molecules. Langmuir. 2712:1993;9.
11. Schindler P., Kamber H.R. Die aciditat von silanolgruppen. Helv. Chim. Acta. 1781:1968;51.
12. Sadaoka Y., Sakai Y., Murata Y.U. Optical humidity and ammonia gas-sensors using Reichardt's dye-polymer composites. Talanta. 1675:1992;39.
13. K. Nakamoto, Infrared Spectra of Inorganic and Coordination Compounds, Wiley, New York, London, 1963, p. 105.