Study of the gelling process in the La-Co -citric acid system

Journal of the American Ceramic Society

Volumn 95, Issue 3, 2012, Pages 1068-1076

  Predoana, Luminita ^a   Jitianu, Andrei ^b   Malic, Barbara ^c   Zaharescu, Maria ^a  

^a INSTITUTE OF PHYSICAL CHEMISTRY   (Romania)

^b CITY UNIVERSITY OF NEW YORK   (United States)

^c JO EF STEFAN INSTITUTE   (Slovenia)

Author keywords

[No Author keywords available]

Indexed keywords

ACID SYSTEMS; BRIDGING LIGANDS; CHELATING AGENT; CITRIC ACID SYSTEMS; COBALT ACETATE; COBALT NITRATES; ELEVATED TEMPERATURE; GELATION PROCESS; GELLING PROCESS; MECHANISM OF FORMATION; METAL PRECURSOR; MONODENTATES; OCTAHEDRAL SYMMETRY; ROOM TEMPERATURE; SPECTROSCOPIC METHOD;

CHELATION; CITRIC ACID; COBALT; GELATION; GELS; LANTHANUM ALLOYS; METAL IONS; SPECTROSCOPIC ANALYSIS; VISCOSITY MEASUREMENT;

LANTHANUM;

EID: 84858081688     PISSN: 00027820     EISSN: 15512916     Source Type: Journal    
DOI: 10.1111/j.1551-2916.2011.04965.x     Document Type: Article

References (35)

1. 3-Based Ceramics," J. Am. Ceram. Soc., 84, 2029-33 (2001). (Pubitemid 33670205)
2. 3," Phys. Rev. B, 79, 125105, 8pp (2009).
3. 3 Perovskite Nanocrystals," J. Am. Ceram. Soc., 85, 2177-80 (2002).
4. 3 for ITSOFC Application Using Different Wet Chemical Routes," Mater. Chem. Phys., 113, 803-15 (2009).
5. C. Matei, D. Berger, P. Marote, S. Stoleriu, and, J. P. Deloume, " Lanthanum-Based Perovskites Obtained in Molten Nitrates or Nitrites," Prog. Solid State Chem., 35, 203-9 (2007). (Pubitemid 47001440)
6. 3 Ceramics," J. Am. Ceram. Soc., 88, 726-30 (2005). (Pubitemid 43026543)
7. D. Berger, N. van Landschoot, C. Ionica, F. Papa, and, V. Fruth, " Synthesis of Pure and Doped Lanthanum Cobaltite by the Combustion Method," J. Optoelectron. Adv. Mater., 5, 719-24 (2003). (Pubitemid 37520451)
8. 3 (Me: Mn, Co, Fe) Perovskite Powders Obtained by Polymerizable Complex Method," Solid State Ionics, 154-155, 135-41 (2002). (Pubitemid 35458918)
9. 4," Mater. Lett., 57, 4450-5 (2003).
10. 3 Thin Films and Effects of Polyethylene Glycol on Microstructure Evolution," Scr. Mater., 44, 2173-7 (2001). (Pubitemid 32549340)
11. 3 Catalysts for the Flameless Combustion of Methane," Appl. Catal. B, 55, 133-9 (2005).
12. 3 Synthesized Using Citric Acid," Mater. Res. Bull., 37, 69-76 (2002). (Pubitemid 34154761)
13. 2," Sens. Actuators B, 117, 420-5 (2006). (Pubitemid 44302076)
14. M. P. Pechini, " Method of Preparing Led and Alkaline Earth Titanates and Niobates and Coating Method Using the Same to Form a Capacitor "; US Patent 3,330,697, 1967.
15. N. G. Eror, and, H. U. Anderson, " Polymeric Precursor Synthesis of Ceramic Materials," Mat. Res Soc. Symp. Proc. (Pittsburgh), Better Ceramics Through Chemistry II, 73, 571-7 (1986).
16. 3) by Polymerizable Complex Route," Solid State Ionics, 151, 251-7 (2002). (Pubitemid 35420940)
17. N. Bjerrum, " Studies on Chromic Chloride," Z. Phys. Chem., 59, 336-83 (1907).
18. L. G. Sillen, " Quantitative Studies of Hydrolytic Equilibriums," Quart. Vs., 13, 146-68 (1959).
19. J. Livage, M. Henry, and, C. Sanchez, " Sol-gel Chemistry of Transition Metal Oxides," Prog. Solid State Chem., 18, 259-341 (1988).
20. J. Livage, " Sol-Gel Synthesis of Heterogeneous Catalysts from Aqueous Solutions," Catal. Today, 41, 3-19 (1998).
21. C. J. Brinker, and, G. W. Scherer, Sol-Gel Science: The Physics and Chemistry of Sol-Gel Processing. Academic Press, San Diego: 2, 1990.
22. A. C. Pierre, Introduction to the Sol-Gel Process. Kluwer Academic Publishers, Boston, 1998.
23. M. Kakihana, " Sol-Gel Preparation of High Temperature Superconducting Oxides," J. Sol-Gel. Sci. Technol., 6, 7-55 (1996). (Pubitemid 126714088)
24. 9) Using an Aqueous Acetate-Citrate Precursor Gel: Thermal Decomposition and Phase Formation," Thermochim. Acta, 426, 39-48 (2005). (Pubitemid 40127394)
25. E. Bontempi, L. Armelao, D. Barreca, L. Bertolo, G. Bottaro, E. Pierangelo, and, L. E. Depero, " Structural Characterization of Sol-Gel Lanthanum Cobaltite Thin Films," Cryst. Eng., 5, 291-8 (2002).
26. 3 from Three Different Methods and Their Evaluation by Homogeneity Sinterability and Conductivity," Solid State Ionics, 158, 133-9 (2003).
27. 3 Using Poly (Acrylic) Acid," J. Mater. Sci. Lett., 13, 891-2 (1994).
28. C. Oldham, " Complexes of Simple Carboxylic Acids," Prog. Inorg. Chem., 10, 223-58 (1968).
29. 3 Formation by Water-Based Sol-Gel Method with Citric Acid," J. Therm. Anal. Calorim., 98, 361-6 (2009).
30. A. B. P. Lever, Inorganic Electronic Spectroscopy. 2nd Edition, Elsevier, New York, 1984.
31. N. W. Alcock, V. M. Tracy, and, T. C. Waddington, " Acetates and Acetato Complexes. Part2. Spectroscopic Studies," J. Chem. Soc.-Dalton, 2243-6 (1976).
32. K. Nakamoto, Infrared and Raman Spectra of Inorganic and Coordination Compounds, Part B., Applications in Coordination, Organometallic and Bioinorganic Chemistry, 6th Edition, John Wiley & Sons Inc., New York, 2009.
33. G. B. Deacon, and, R. J. Phillips, " Relationships Between the Carbon-Oxygen Stretching Frequencies of Carboxylato Complexes and the Type of Carboxylate Coordination," Coord. Chem. Rev., 33, 227-50 (1980).
34. M. T. Tsai, " Effects of Hydrolysis Processing of the Characterization of Forsterite Gel Fibers. Part I: Preparation, Spinability and Molecular Structure," J. Eur. Ceram. Soc., 22, 3-19 (2002).
35. J. Ferguson, T. E. Wood, and, H. J. Guggenheim, " Electronic Absorption Spectra of Tetragonal and Pseudotetragonal Cobalt (II). I. Dipotassium Tetrafluorocobaltate, Dirubidium Tetrafluorocobaltate, Dipotassium Magnesium Tetrafluorocobaltate, and Dirubidium Magnesium Tetrafluorocobaltate, " Inorg. Chem. (Washington, DC, U. S.), 14, 177-83 (1975).