Search Results - "Hlavay, J"

The seasonal changes in the concentration of polycyclic aromatic hydrocarbons in precipitation and aerosol near Lake Balaton, Hungary by Kiss, G, Varga-Puchony, Z, Tolnai, B, Varga, B, Gelencsér, A, Krivácsy, Z, Hlavay, J

“…Concentrations of PAHs showed seasonal variation in both precipitation and aerosol samples, with the highest concentrations in the winter. The concentration of…”
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Removal of pollutants from drinking water by combined ion exchange and adsorption methods by Hódi, M., Polyák, K., Hlavay, J.

“…Complex ion exchange and adsorption methods were used for drinking water purification. Na-clinoptilolite was applied for selective removal of ammonium ions…”
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Size distributions of inorganic and organic species in the atmospheric aerosol in Hungary by Mészáros, E., Barcza, T., Gelencsér, A., Hlavay, J., Kiss, Gy, Krivácsy, Z., Molnár, A., Polyák, K.

“…Atmospheric aerosol samples were taken in different size intervals by means of a Berner-type cascade impactor. The samples were analyzed by using capillary…”
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Sample preparation of atmospheric aerosol for the determination of carbonyl compounds by Kiss, Gy, Varga, B, Varga Puchony, Z, Gelencsér, A, Krivácsy, Z, Hlavay, J

“…Sample preparation including sonication and solid phase extraction has been developed for the determination of carbonyl compounds in atmospheric aerosol…”
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Determination of surface properties of iron hydroxide-coated alumina adsorbent prepared for removal of arsenic from drinking water by Hlavay, József, Polyák, Klára

“…A novel type adsorbent was prepared by in situ precipitation of Fe(OH) 3 on the surface of activated Al 2O 3 as a support material. The iron content of the…”
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Comparison of calibration methods in quantitative diffuse reflectance infrared spectroscopy by Krivácsy, Z., Hlavay, J.

“…Four different calibration methods were used for quantitative analysis of quartz and calcite in atmospheric aerosols by diffuse reflectance infrared Fourier…”
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Determination of Heavy Metals in Lake and River Sediments by Selective Leaching by Bódog, I., Polyák, K., Hlavay, J.

“…The sequential extraction procedure developed by Ure et al. 1 as a reference method for speciation of heavy metals in sediments has been extended. The three…”
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Fibre-optic biosensor for hypoxanthine and xanthine based on a chemiluminescence reaction by Hlavay, J, Haemmerli, S D, Guilbault, G G

“…Fibre-optic biosensors were constructed for determination of hypoxanthine and xanthine. Xanthine oxidase and peroxidase were immobilized on different…”
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Distribution of n-alkanes and PAHs in atmospheric aerosols by Gelencsér, A., Barcza, T., Kiss, Gy, Molnár, Á., Hlavay, J., Mészáros, E.

“…The concentrations of n-alkanes and polycyclic aromatic hydrocarbons (PAHs) are determined in atmospheric aerosol samples collected at a rural sampling site in…”
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Method for the reliable quantitative analysis by diffuse reflectance infrared spectroscopy by Krivácsy, Z., Hlavay, J.

“…In this paper a method for the reliable quantitative analysis of individual inorganic phases of solid samples by diffuse reflectance infrared Fourier transform…”
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Importance and Determination of Chemical Species in Solid Samples by Hlavay, J., Polyak, K., Bodog, I., Csok, Z.

“…Sequential leaching experiments were performed for the determination of mobility of metal content in different environmental media. Sediment samples were…”
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Survey of concentration of polycyclic aromatic hydrocarbons in Lake Balaton by HPLC with fluorescence detection by KISS, G, VARGA-PUCHONY, Z, GELENCSER, A, KRIVACSY, Z, MOLNAR, A, HLAVAY, J

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Applications of the piezoelectric crystal detector in analytical chemistry by Hlavay, J, Guilbault, G. G

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Particle size distribution of mineral phases and metals in dusts collected at different workplaces by Hlavay, J., Poly k, K., Wesemann, G.

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DRY AND WET ATMOSPHERIC DEPOSITION OF PAH INTO THE LAKE BALATON by BODNÁR, E., HLAVAY, J.

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FRACTIONATION OF AEROSOL SAMPLES BY PARTICLE SIZE AND CHEMICAL BONDING by POLYÁK, K., HLAVAY, J.

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Monitoring of the natural environment by chemical speciation of elements in aerosol and sediment samples by Hlavay, J, Polyák, K, Weisz, M

“…The development of a monitoring network for chemical speciation of elements of aerosol and sediment samples collected at Lake Balaton has been carried out…”
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Toluene−Benzene Concentration Ratio as a Tool for Characterizing the Distance from Vehicular Emission Sources by Gelencsér, András, Siszler, Krisztina, Hlavay, József

“…An attempt was made to assess the “medium distance” of sampling sites from vehicular emission sources. Two parameters, the “site ratio” and the…”
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Detection of hydrogen chloride gas in ambient air with a coated piezoelectric quartz crystal by Hlavay, J, Guilbault, G. G

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Atmospheric deposition of polycyclic aromatic hydrocarbons on the Lake Balaton, Hungary by Bodnár, Eszter, Hlavay, József

“…The concentration of polycyclic aromatic hydrocarbons (PAHs) in atmospheric precipitation and aerosol samples was monitored on the Lake Balaton to examine the…”
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