Zeolites formation by hydrothermal alkali activation of coal fly ash from thermal power station “Maritsa 3”, Bulgaria

Shoumkova A, Stoyanova V. Trace elements in fly ashes from “Varna”, “Bobov dol”, “Maritza istok I”, “Maritza III”, “Republika” and “Rousse iztok” power plants, Bulgaria. In: Proceeding of the 6th international science conference – modern management of mine producing, geology and environmental protection, June 12–16, Albena, Bulgaria; 2006. p. 348–57.

Shoumkova A, Stoyanova V. Heavy and toxic elements distribution in magnetically separated fractions from coal fly ashes. In: Proceeding of the 10th International science conference – modern management of mine producing, geology and environmental protection, vol. 2, June 20–26, Albena, Bulgaria; 2010. p. 597–604.

Silva, 2012, The occurrence of hazardous volatile elements and nanoparticles in Bulgarian coal fly ashes and the effect on human health exposure, Sci Total Environ, 416, 513, 10.1016/j.scitotenv.2011.11.012

Steenbruggen, 1998, The synthesis of zeolites from fly ash and the properties of the zeolite products, J Geochem Explor, 62, 305, 10.1016/S0375-6742(97)00066-6

Querol, 2002, Synthesis of zeolites from coal fly ash: an overview, Int J Coal Geol, 50, 413, 10.1016/S0166-5162(02)00124-6

Woolard, 2002, Evaluation of the use of modified coal ash as a potential sorbent for organic waste streams, Appl Geochem, 17, 1159, 10.1016/S0883-2927(02)00057-4

Koukouzas, 2010, Removal of heavy metals from wastewater using CFB-coal fly ash zeolitic materials, J Hazard Mater, 173, 581, 10.1016/j.jhazmat.2009.08.126

Shoumkova, 2011, Zeolites for water and wastewater treatment: an overview 2011 Research Bulletin of the Australian Institute of High Energetic Materials, Special Issue on Global Fresh Water Shortage, 2, 10

Murayama, 2002, Mechanism of zeolite synthesis from coal fly ash by alkali hydrothermal reaction, Int J Miner Process, 64, 1, 10.1016/S0301-7516(01)00046-1

Querol, 2001, Synthesis of Na zeolites from fly ash in a pilot plant scale: examples of potential environmental applications, Fuel, 80, 857, 10.1016/S0016-2361(00)00156-3

Inada, 2005, Synthesis of zeolite from coal fly ashes with different, silica–alumina composition, Fuel, 84, 299, 10.1016/j.fuel.2004.08.012

Pimraksa, 2010, Synthesis of zeolite phases from combustion by-products, Waste Manage Res, 28, 1122, 10.1177/0734242X09360366

Shoumkova A, Stoyanova V, Tsacheva Ts. Preliminary study on the zeolitization of coal fly ashes from six Bulgarian thermo power plants: SEM–EDX analyses. Proc Bulg Acad Sci 2011;64:937–944.

Shoumkova, 2006

Shoumkova, 2011, Magnetic separation of coal fly ash from Bulgarian power plants, Waste Manage Res, 29, 1078, 10.1177/0734242X10379494

Murayama N, Yamamoto H, Shibata J. Zeolites synthesis from fly ash by hydrothermal reaction using various alkali sources. In: Proceedings of the progress workshop on novel products from combustion residues, Morella, Spain; 2001. p. 137–42.

Zeng R, Umana JC, Querol X, Lope-Soler A, Plana F, Zhuang X. Zeolites synthesis from a high Si–Al-fly ash from east China. In: Proceedings of the progress workshop on novel products from combustion residues, Morella, Spain; 2001. p. 131–35.

Molina, 2004, A comparative study using two methods to produce zeolites from fly ash, Miner Eng, 17, 167, 10.1016/j.mineng.2003.10.025

Terzano, 2005, Zeolite synthesis from pre-treated coal fly ash in presence of soil as a tool for soil remediation, Appl Clay Sci, 29, 99, 10.1016/j.clay.2004.12.006

Khajavi, 2010, Thermostability of hydroxy sodalite in view of membrane applications, Microporous Mesoporous Mater, 132, 510, 10.1016/j.micromeso.2010.03.035

Ríos, 2009, A comparative study of two methods for the synthesis of fly ash-based, sodium and potassium type zeolites, Fuel, 88, 1403, 10.1016/j.fuel.2009.02.012

Mimura, 2001, Alkali hydrothermal synthesis of zeolites from coal fly ash and their uptake properties of cesium ion, J Nucl Sci Technol, 38, 766, 10.1080/18811248.2001.9715093

Juan, 2007, Synthesis of granular zeolitic materials with high cation exchange capacity from agglomerated coal fly ash, Fuel, 86, 1811, 10.1016/j.fuel.2007.01.011

Ojha, 2004, Zeolite from fly ash: synthesis and characterization, Bull Mater Sci, 27, 555, 10.1007/BF02707285

Kundu, 2010, Emulsion-derived urchin-shaped hydroxy sodalite particles, Mater Lett, 64, 1630, 10.1016/j.matlet.2010.04.015

Naskar, 2011, An aqueous-based synthesis of flower-like hydroxy sodalite particles in the presence of cetyltrimethylammonium bromide, J Am Ceram Soc, 94, 1643, 10.1111/j.1551-2916.2011.04438.x

Zubowa, 2008, Crystallization of phase-pure zeolite NaP from MCM-22-type gel compositions under microwave radiation, Microporous Mesoporous Mater, 109, 542, 10.1016/j.micromeso.2007.06.002

Kim, 2009, Effects of step change of heating source on synthesis of zeolite 4A from coal fly ash, J Ind Eng Chem, 15, 736, 10.1016/j.jiec.2009.09.055

Belviso, 2010, Synthesis of zeolite from Italian coal fly ash: differences in crystallization temperature using seawater instead of distilled water, Waste Manage (Oxford), 30, 839, 10.1016/j.wasman.2009.11.015

Xu, 2004, Microwave-assisted hydrothermal synthesis of hydroxy-sodalite zeolite membrane, Microporous Mesoporous Mater, 75, 173, 10.1016/j.micromeso.2004.07.019

Wałek, 2008, The effect of low solid/liquid ratio on hydrothermal synthesis of zeolites from fly ash, Fuel, 87, 3194, 10.1016/j.fuel.2008.06.006