|
Publications - Pulikációk
Book chapter - Könyfejezet
Papers - folyóiratcikkek 1) Demény, A.(1987): Turmalinszemcsék geokémiai vizsgálata. Földtani Közlöny, 117, 131-140. 2) Demény, A.(1988): Determination of ancient erosion by zircon morphology and investigations on zoned tourmaline in the Kőszeg-Rechnitz window (Western Hungary). Acta Min. Petr., 29, 13-26. 3) Demény, A.(1989): Structural ordering of carbonaceous matter in Penninic terranes. Acta Min. Petr., 30, 103-113. 4) Demény, A., Dunkl, I. (1991): Preliminary fission track results in the Kőszeg Penninic unit. Acta Min. Petr., XXXII, 43-47. 5) Demény, A., Fórizs, I.(1991): On some preparation methods in stable isotope mass spectrometry and their geochemical applications. Rapid Communications in Mass Spectrometry, 11, 524-526. 6) Demény, A. (1992): Hazai lamprofírok karbonátjának eredete stabilizotóp-vizsgálatok alapján. Földtani Közlöny, 122, 2-4, 209-232. 7) Demény, A., Kreulen, R. (1993): Carbon isotope ratios of graphites in the Bündnerschifer series of the Tauern Window and the Kőszeg-Rechnitz windows (Austria and Western Hungary): Origin of organic matter and sedimentary facies correlation. Geologica Carpathica, 44, 1, 3-9. 8) Demény, A., Fórizs, I., Molnár, F. (1994): Stable isotope and chemical compositions of carbonate ocelli and veins in Mesozoic lamprophyres of Hungary. European Journal of Mineralogy, 6, 679-690. 9) Demény, A., Kázmér, M. (1994): A stable isotope study on Cretaceous magmatic influences in the Transdanubian Central Range. Acta Mineralogica et Petrografica, Szeged, 35, 47-52. 10) Demény, A. and Jedrysek, M.O. (1994): A brief report on the isotope section of the Mineralogical Society of Poland, Isotope Workshops and the International Isotope Society. Mineralogia Polonica, 25, 135-137. 11) Vető, I., Hetényi, M., Demény, A., Hertelendi, E. (1995): Hydrogen index as reflecting intensity of sulphidic diagenesis. Organic Geochemistry, 22, 299-310. 12) Demény, A. (1995): H isotope fractionation due to hydrogen-zinc reactions and its implications on D/H analysis of water samples. Chemical Geology, 121, 19-25. 13) Gwalani, L.G., Fernandez, S., Karanth, R.V., Demény, A., Chang, W.-J. and Avasia, R.K. (1995): Alkaline and tholeiitic dyke swarm associated with Amba Dongar and Phenai Mata complexes, Chhota Udaipur alkaline sub-province, Western India. Memoir Geological Society of India, 33, 391-423. 14) Pantó, Gy., Demény, A. and Polgári, M. (1996): Genesis of secondary Mn-oxide ores in the Úrkút deposit (Hungary): An oxygen isotope study. Mineralium Deposita, 31, 238-241. 15) Demény, A., Harangi, Sz. (1996): Stable isotope studies on carbonate formations in alkaline basalt and lamprophyre series: evolution of magmatic fluids and magma-sediment interactions. Lithos, 37, 335-349. 16) Demény, I. Fórizs and Z. Máthé (1996): A preliminary stable isotope study on a potential radioactive waste repository site in the Mecsek Mountains, Southern Hungary. Rapid Communications in Mass Spectrometry, 10, 1415-1417. 17) Demény, A. and Fórizs, I. (1996): Isotope Workshop III and the European Society for Isotope Research - A report. Acta Geologica Hungarica, 39, 467-468. 18) Demény, A., Harangi, Sz., Fórizs, I. and Nagy, G. (1997): Primary and secondary features of analcimes formed in carbonate-zeolite ocelli of alkaline basalts (Mecsek Mts., Hungary): textures, chemical and oxygen isotope compositions. Geochemical Journal, 31, 37-47. 19) Dunkl, I. and Demény, A. (1997): Exhumation of the Rechnitz Window at the border of the Eastern Alps and Pannonian basin during Neogene extension. Tectonophysics, 272, 197-211. 20) Demény, A., Sharp, Z.D., Pfeifer, H.-R. (1997): Mg-metasomatism and formation conditions of Mg-chlorite-muscovite-quartzphyllites (leucophyllites) of the Eastern Alps (W. Hungary) and their relations to Alpine whiteschists. Contributions to Mineralogy and Petrology, 128, 247-260. 21) Demény, A., Gatter, I., Kázmér, M. (1997): The genesis of Mesozoic red calcite dikes of the Transdanubian Range (Hungary): fluid inclusion thermometry and stable isotope compositions. Geologica Carpathica, 48, 1-9. 22) Vető, I., Demény, A., Hertelendi, E. and Hetényi, M. (1997): Primary productivity in the Toarcian Tethys - A novel approach based on TOC, reduced sulphur and manganese contents. Palaeogeography, Palaeoclimatology, Palaeoecology, 132, 355-371. 23) Demény, A., Fórizs, I. és Tóth, M. (1997): Antik márványok stabilizotóp-geokémiai vizsgálata. A Szépművészeti Múzeum Közleményei, 86, 122-128. 24) Demény, A., Fórizs, I., Tóth, M. (1997): Analyse géochimique des isotopes stables de marbles antiques. Bulletin du Musée Hongrois des Beaux-Arts, 86, 34-40. 25) Pantó, Gy., Demény, A., Nagy, B. (1998): Fluid mixing in the Mátra and the Börzsöny ore deposits: A stable C-O-H isotope study. Acta Geologica Hungarica, 41, 211-222. 26) Demény, A., Embey-Isztin, A. (1998): A dunántúli peridotit xenolitok karbonátjának eredete stabilizotóp-vizsgálatok alapján. Földtani Közlöny, 127, 371-383. 27) Ebli O., Vető I., Lobitzer H., Sajgó Cs., Demény A., Hetényi M. (1997): Evolution of primary productivity during the Toarcian Anoxic Event in the Tethys on the example of the Sachrang Formation, Northern Calcareous Alps. Organic Geochemistry, 615-616. 28) Demény, A., Ahijado, A., Casillas, R., Vennemann, T.W. (1998): Crustal contamination and fluid/rock interaction in the carbonatites of Fuerteventura (Canary Islands, Spain): a C, O, H isotope study. Lithos, 44, 101-115. 29) Ebli, O., Vető, I., Lobitzer, H., Sajgó, Cs., Demény, A., Hetényi, M. (1998): Primary productivity and early diagenesis in the Toarcian Tethys on the example of the Mn-rich black shales of the Sachrang Formation, Northern Calcareous Alps. Organic Geochemistry, 29, 1635-1647. 30) Pantó Gy, Demény A, Nagy B, Krouse HR. (1999): d34S systematics in polymetallic ore deposits in the Mátra and Börzsöny Mts., Inner Carpathian volcanic arc. Acta Geologica Hungarica, 1999, 42, 413-425. 31) Demény, A., Ahijado, A., Casillas, R., Boyce, A.J., Fallick, A.E. (1999): Crustal contamination of carbonatites indicated by d34S-d13C correlations: Canary Islands, Spain. Revista de la Sociedad Geológica de Espana, 12, 453-460. 32) Árkai P, Demény A, Fórizs I, Nagy G, Balogh K, Máthé Z (2000): Compositions, diagenetic and post-diagenetic alterations of a possible radioactive waste repository site: the Boda Albitic Claystone Formation, southern Hungary. Acta Geologica Hungarica, 43, 351-378. 33) Pintér F., Szakmány Gy., Demény A., Tóth M. (2001): "Vörös Márvány" műemléki kőanyagok eredetének kutatása. Földtani Kutatás, 38, 21-23. 34) Raucsik, B., Demény, A., Borbély-Kiss, I., Szabó, Gy. (2001): Monsoon-like climate during the Bajocian. Clay mineralogical and geochemical study on a limestone/marl alternation (Komló Calcareous Marl Formation, Mecsek Mountains, Southern Hungary). Hantkeniana, 3, 149-176. 35) Pálfy, J., Demény, A., Haas, J., Hetényi, M., Orchard, M., Vető, I. (2001): Carbon isotope anomaly and other geochemical changes at the Triassic-Jurassic boundary from a marine section in Hungary. Geology, 29, 1047-1050. 36) Haas,J., Demény, A. (2002): Early dolomitization of Late Triassic platform carbonates in the Transdanubian Range (Hungary). Sedimentary Geology, 151, 225-242. 37) Zaitsev, A.N., Demény, A., Sindern S., Wall, F. (2002): Burbankite group minerals and their alteration in rare earth carbonatites – source of elements and fluids (evidence from C-O and Sr-Nd isotopic data). Lithos, 62, 15-33. 38) Nagy, G., Draganits, E., Demény, A., Pantó, Gy., Árkai, P. (2002): Genesis and transformations of monazite, florencite and rhabdophane during mediumgrade metamorphism: examples from the Sopron Hills, Eastern Alps. Chemical Geology, 191, 25-46. 39) Demény, A., Haszpra, L. (2002): Stable isotope compositions of CO2 in background air and at polluted sites in Hungary. Rapid Communications in Mass Spectrometry, 16, 797-804. 40) Demény, A., Nagy, G. (2002): Comments on the paper „Multiple fluid migration events in the Sopron Gneisses during the Alpine high-pressure metamorphism, as recorded by bulk-rock and mineral chemistry and fluid inclusions” by Kálmán Török (N.Jb. Miner. Abh., 2001, vol. 177, 1-36). N.Jb. Miner. Abh., 178, 93-98. 41) Demény, A. (2003): Stabilizotóp-geokémia és termometria: hogyan és mire? Földtani Közlöny, 133, 263-270. 42) Bajnóczi, B., Demény, A., Korpás, L. (2003): Stable isotope study in a weakly developed paleosol horizon in the Quaternary Vár-hegy travertine (Budapest, Hungary). Acta Geol. Hung., 46, 149-160. 43) Sindern, S., Zaitsev, A.N., Demény, A., Bell, K., Chakmouradian, A.R., Kramm, U., Moutte, J., Rukhlov, A.S. (2004): Mineralogy and geochemistry of silicate dyke rocks associated with carbonatites from the Khibina complex (Kola, Russia) – isotope constraints on genesis and small-scale mantle sources. Mineralogy and Petrology, 80, 215-239. 44) Demény, A., Vennemann, T.W., Ahijado, A., Casillas, R. (2004): Oxygen Isotope Thermometry in Carbonatites, Fuerteventura, Canary Islands, Spain. Mineralogy and Petrology, 80, 155-172. 45) Demény, A., Vennemann, T.W., Hegner, E., Ahijado, A., Casillas, R., Nagy, G., Homonnay, Z., Gutierrez, M., Szabó, Cs. (2004): H, O, Sr, Nd and Pb isotopic evidence for recycled oceanic crust in the Transitional Volcanic Group of Fuerteventura, Canary Islands, Spain. Chem. Geol., 205, 37-54. 46) Demény, A., Vennemann, T.W., Hegner, E., Nagy, G., Milton, J.A , Embey-Isztin, A., Homonnay, Z. (2004): Trace element and C-O-Sr-Nd isotope evidence for subduction-related carbonate-silicate melts in mantle xenoliths (Pannonian Basin, Hungary). Lithos, 75, 89-113. 47) Pintér, F., Szakmány, Gy., Demény, A., Tóth, M. (2004): The provenance of „red marble” monuments from the 12th-18th centuries in Hungary. Eur. J. Mineral., 16, 619-629. 48) Demény A. (2004): Stabilizotóp-geokémia. Magyar Kémiai Folyóirat 109-110: 192-198. 49) Demény, A. (2005): Globális szénciklus a stabilizotóp-összetételek tükrében. AGRO-21 Füzetek, 38, 27-37. 50) Demény, A., Vennemann, T.W., Homonnay, Z., Milton, A., Embey-Isztin, A., Nagy, G. (2005): Origin of amphibole megacrysts in the Plio-Pleistocene basalts of the Carpathian-Pannonian Region. Geologica Carpathica, 56, 2, 179-189. 51) Demény, A., Vennemann, T.W., Harangi, Sz., Homonnay, Z., Fórizs, I. (2006): H2O-dD-FeIII relations of dehydrogenation and dehydration processes in magmatic amphiboles. Rapid Communications in Mass Spectrometry, 20, 919-925. 52) Haas, J., Demény, A., Hips, K., Vennemann, T.W. (2006): Carbon isotope excursions and microfacies changes in marine Permian–Triassic boundary sections in Hungary. Palaeogeography, Palaeoclimatology, Palaeoecology, 237, 160–181. 53) Bajnóczi, B., Horváth, Z., Demény, A., Mindszenty, A. (2006): Stable isotope geochemistry of calcrete nodules and septarian concretions in a Quaternary 'red clay' paleovertisol from Hungary. Isotopes in Environmental and Health Studies, 42, 335-350. 54) Kele, S, Korpás, L, Demény, A, Kovács-Pálffy, P, Bajnóczi, B., Medzichradszky, Zs. (2006): Paleoenvironmental evaluation of the Tata Travertine Complex (Hungary), based on stable isotopic and petrographic studies. Acta Geologica Hungarica, 49, 1–31. 55) Siklósy Z., Demény., Szabó, Cs., Korpás L., Gálné Sólymos K. (2006): A vértesi felső-kréta (?) édesvízi mészkő és vöröskalcitér előfordulások petrográfiai és geokémiai vizsgálata . Földtani közlöny, 136, 369-398. 56) Haas, J., Demény, A., Hips, K., Zajzon, N., Weiszburg, T.G., Sudar, M., Pálfy, J. (2007): Biotic and environmental changes in the Permian–Triassic boundary interval recorded on a western Tethyan ramp in the Bükk Mountains, Hungary. Global and Planetary Change, 55, 136-154. 57) Pálfy, J., Demény, A., Haas, J., Carter, E.S., Görög, Á., Halász, D., Oravecz-Scheffer, A., Hetényi, M., Márton, E., Orchard, M.J., Ozsvárt, P., Vető, I., Zajzon, N. (2007): Triassic–Jurassic boundary events inferred from integrated stratigraphy of the Csővár section, Hungary. Palaeogeography, Palaeoclimatology, Palaeoecology, 244, 11-33. 58) Demény, A., Vennemann, T.W., Koller, F. (2007): Stable isotope compositions of the Penninic ophiolites of the Kőszeg-Rechnitz series. Central European Geology, 50, 29–46. 59) Demeny, A; Casillas, R; Ahijado, A (2007): Comment on the paper of de Ignacio, C., Munoz, M., Sagredo, J., Fernandez-Santin, S. and Johansson, A., 2006. Isotope geochemistry and FOZO mantle component of the alkaline-carbonatitic association of Fuerteventura, Canary Islands, Spain. Chem. Geol. 232, 99-113. Chem. Geol., 242, 288-291. 60) Demény, A., Casillas, R., Vennemann, T.W., Hegner, E., Nagy, G., Ahijado, A., De la Nuez, J., Sipos, P., Pilet, S., Milton, A.J. (2008): Plume-related stable isotope compositions and fluid/rock interaction processes in the seamount series of La Palma, Canary Islands, Spain. Journal of the Geological Society, London, 293, 155-175. 61) Demény, A., Siklósy, Z (2008).: Combination of off-line preparation and continuous flow mass spectrometry: D/H analyses of inclusion waters. Rapid Communications in Mass Spectrometry, 22, 1329-1334. 62) Chakhmouradian, AR; Mumin, AH; Demeny, A, Elliott, B (2008): Postorogenic carbonatites at Eden Lake, Trans-Hudson Orogen (northern manitoba, canada): Geological setting, mineralogy and geochemistry. Lithos, 103, 503-526. 63) Kele S, Demeny A, Siklosy Z, Nemeth T, Toth M, Kovacs MB (2008): Chemical and stable isotope composition of recent hot-water travertines and associated thermal waters, from Egerszalok, Hungary: Depositional facies and non-equilibrium fractionation. Sedimentary Geology, 211, 53-72. 64) Demeny A, Casillas R, Ahijado A, de la Nuez J, Milton JA, Nagy G (2008): Carbonate xenoliths in La Palma: Carbonatite or alteration product? Chemie de Erde – Geochemistry. 68, 369-381. 65) Casillas R, Nagy G, Demeny A, Ahijado A, Fernandez C (2008): Cuspidine-niocalite-baghdadite solid solutions in the metacarbonatites of the Basal Complex of Fuerteventura (Canary Islands). Lithos, 105, 25-41. 66) Siklosy, Z., Demeny, A., Vennemann, T.W., Pilet, S., Kramers, J., Leel-Ossy, Sz., Bondár, M., Shen, C-C., Hegner, E. (2009): Bronze Age volcanic event recorded in stalagmites by combined isotope and trace element studies. Rapid Communications in Mass Spectrometry, 23, 801-808. 67) Demény, A., Casillas, R., Hegner, E., Vennemann, T.W., Nagy, G., Sipos, P. (2009): Geochemical and H-O-Sr-Nd isotope evidence for magmatic processes and meteoric-water interactions in the basal complex of La Gomera, Canary Islands. Mineralogy and Petrology (in press) 68) Chakhmouradian, A.R., Böhm, C.O., Demény, A., Reguir, E.P., Hegner, E., Creaser, R.A., Halden, N.M., Yang, P. (2009): “Kimberlite” from Wekusko Lake, Manitoba: a diamond-indicator-bearing beforsite and not a kimberlite, after all. Lithos (in press).
Abstracts - Folyóiratban megjelent (hivatkozható) konferenciaabsztraktok
1) Kubovics, I., Demény, A., Földi, G. (1988): Investigations on graphite in the Eastern end of the Alpine Penninic unit (Eastern Austria, Western Hungary). In: Pulec, M.(ed.), Metallogenesis of carbonaceous formations of Czechoslovakia. Project IGCP No. 254, 1988, pp. 19-20. 2) Demény, A., Kreulen., R.(1989): Carbon isotopic compositions of graphites in the Penninic windows of Eastern Austria and Western Hungary and the Tauern Window. TERRA Abstracts, 1, pp. 332. 3) Demény, A., Sharp, Z.D. and Pfeifer, H.-R.(1996): Investigations on the role of Mg-metasomatism and metamorphic conditions during the formation of Mg-chlorite-muscovite-quartz-phyllites ("leucophyllites") of lower austroalpine nappes of the Eastern Alps (W. Hungary) and Alpine whiteschists. Acta Geologica Hungarica, 39, Suppl., 27-30 4) Demény, A. and Ahijado, A. (1996): A stable isotope study on the evolution of Canary Island carbonatites. Acta Geologica Hungarica, 39, Suppl., 25-26. 5) Demény, A., Ahijado, A., Casillas, R., Fallick, A.E., Boyce, A.J. (1998): Crustal contamination of carbonatites indicated by d34S-d13C correlations. RMZ – Materials and Geoenvironment, 45, 20-21. 6) Demény, A., Vennemann, T.W., Ahijado, A., Casillas, R., Nagy, G., Gutierrez, M. and Szabó, Cs. (1998): Low-d18O and -dD megacrysts in alkaline basalts of an oceanic island system, Canary Islands, Spain. RMZ – Materials and Geoenvironment, 45, 22-25. 8) Zaitsev, A.N., Demény, A., Sindern, S., Wall, F. (2001): Origin of REE Mineralization in the Khibina and Vuoriyarvi Carbonatites (Kola, Russia) – Evidence from a C-O and Sr-Nd Isotope Study. Journal of Conference Abstracts, 6, 496. 9) Demény, A., Vennemann, T.W., Homonnay, Z. (2001): H isotope compositions and oxidation state of mantle-derived hydrous minerals. Journal of Conference Abstracts, 6, 462-463. 11) Zaitsev, A.N., Demény, A., Wall, F., Sindern, S., Sitnikova, M.A., Karchevsky, P.I. (2002): Carbon and oxygen isotope compositions of carbonatite complexes from the Kola Peninsula, Russia. Geochimica et Cosmochimica Acta, 66, 15A, pp. 868. 12) Demény, A, Haas, J, Hips, K, Zajzon, N. (2004): Permian-Triassic boundary events in continuous marine successions in Hungary. Berichte des Institutes für Erdwissenschaften Karl-Franzens-Universität Graz 8, 28-29. 13) Siklósy, Z, Demény, A, Szabó, Cs, Gálné Sólymos, K, Korpás, L (2004): Petrologic and stable isotopic studies on the Upper Crataceous travertine cone and red calcites (Vértes-Mts, Hungary) - Evidence for magmatic fluid influence. Berichte des Institutes für Erdwissenschaften Karl-Franzens-Universität Graz 8, 121-123. 14) Kele, S, Siklósy, Z, Demény, A (2004): Depositional facies and stable isotope geochemistry of some Hungarian travertine occurrences. Berichte des Institutes für Erdwissenschaften Karl-Franzens-Universität Graz 8, 75-77. 15) Kele, S, Demény, A, Korpás, L, Kovács-Pálffy, P, Lantos, M (2004): Stable isotope geochemical and petrographic studies on travertines from Tata, Porhanyó-Quarry (Hungary). Berichte des Institutes für Erdwissenschaften Karl-Franzens-Universität Graz 8, 72-74. 16) Siklosy, Z., Demeny, A., Vennemann, T.W., Kramers, J., Leel-Ossy, Sz. (2006): Stable isotope compositions of speleothems from Hungary: climate conditions and local variations. Geophysical Research Abstracts, Vol. 8, 06905, 2006 17) Demény, A.; Casillas, R.; Vennemann, T.W.; Hegner, E.; Nagy, G.; Ahijado, A.; De La Nuez, J.; Sipos, P. (2006): Plume-related stable isotope compositions in the seamount series of La Palma, Canary Islands, Spain. Geophysical Research Abstracts, Vol. 8, 07262. 18) Demény, A.; Casillas, R.; Nagy, G.; Ahijado, A.; De la Nuez, J. (2006): Fluid/rock interaction during migmatitization of carbonatite dikes, Fuerteventura, Canary Islands. Geophysical Research Abstracts, Vol. 8, 07147. 19) Demény, A.; Vennemann, T.W.; Koller, F. (2006): Stable isotope compositions of the Penninic ophiolites of the Kőszeg-Rechnitz series Geophysical Research Abstracts, Vol. 8, 07202. 20) Siklosy, Z., Demeny, A., Vennemann, T.W., Kramers, J., Lauritzen, S.E.Leel-Ossy, Sz. (2007): Middle bronze age climate change recorded in a Hungarian stalagmite: triggering by volcanic activity? Geophysical Research Abstracts, Vol. 9, 00777, 2007 21) Demény, A., Horváth, P., Vennemann, T.W., Koller, F. (2007): Stable isotope compositions of ocean crust remnants in the Carpathian Basin: metamorphic events and subduction-related mantle metasomatism. Geophysical Research Abstracts, Vol. 9, 07785, 2007 22) Siklosy, Z., Demeny, A., Vennemann, T.W., Hegner, E., Kramers, J., Leel-Ossy, Sz. (2007): Climate changes and volcanic signals during the Bronze Age: a stalagmite record. Geochimica et Cosmochimica Acta, 71, 15S, pp. 936. 23) Siklosy, Z., Demeny, A., Pilet, S., Leel-Ossy, Sz. (2008): Speleothems as a sensitive indicators of environmental pollution. Geophysical Research Abstracts, Vol. 10, EGU2008-A-07482 24) Kele, S., Demény, A., Özkul, M., Gökgöz, A., Fórizs, I., Siklósy, Z., Alcicek, M.C. (2008): Non-equilibrium fractionations during travertine deposition, or a new equilibrium line? Geophysical Research Abstracts, Vol. 10, EGU2008-A-09644 25) Demény, A.; Casillas, R.; Vennemann, T.W.; Hegner, E.; Nagy, G.; Sipos, P., De La Nuez, J.; Ahijado, A.; Martin, C. (2008): Trace Element and H-O-Sr Isotope Compositions in Basal Complex Rocks of La Gomera, Canary Islands: from Magmatic Processes to Meteoric Water Interactions. Geophysical Research Abstracts, Vol. 10, EGU2008-A-09341. 26) Demény, A., Garai, J., Hegner, E., Drozd, V., G. Nagy, Bajnóczi, B.(2009): Hydrogen isotope compositions of hydrous components in carbonado diamond. Mitt.Österr.Miner.Ges. 155, 48.
Last update: 15 September, 2009 Utolsó frissítés: 2009 szeptember 15. |