Search Results - "Duliu, O G"

Eighteen years of continuous observation of Radon and Thoron progenies atmospheric activity by Florea, Nelida, Duliu, O.G.

“…The eighteen years (1993–2010) of continuous observations of the activity concentrations of Radon ( 222Rn) and Thoron ( 220Rn) progenies within the atmosphere…”
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Detection of irradiated frog (Limnonectes macrodon) leg bones by multifrequency EPR spectroscopy by Bercu, V., Negut, C.D., Duliu, O.G.

“…► Gamma ray sterilization of foodstuff induces free radicals whose presence is evidence by EPR spectroscopy. ► X and Q bands EPR spectroscopy in combination…”
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Radiometric, SEM and XRD investigation of the Chituc black sands, southern Danube Delta, Romania by Margineanu, R.M., Blebea-Apostu, Ana-Maria, Celarel, Aurelia, Gomoiu, Claudia-Mariana, Costea, C., Dumitras, Delia, Ion, Adriana, Duliu, O.G.

“…The black sand of the Chituc marine sand bank, northern of the city of Navodari (Romania), presents anomalous high radioactivity. Field measurements recorded…”
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EPR studies of the free radical kinetics in γ-rays irradiated Pleurotus ostreatus oyster mushrooms by Bercu, V., Negut, C.D., Duliu, O.G.

“…The results concerning the free radicals kinetics of 60Co gamma-ray irradiated Pleurotus ostreatus (Jacq. ex Fr.) dehydrated mushroom as observed by EPR are…”
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Atmospheric deposition of rare earth elements in Albania studied by the moss biomonitoring technique, neutron activation analysis and GIS technology by Allajbeu, Sh, Yushin, N. S., Qarri, F., Duliu, O. G., Lazo, P., Frontasyeva, M. V.

“…Rare earth elements (REEs) are typically conservative elements that are scarcely derived from anthropogenic sources. The mobilization of REEs in the…”
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Major and trace element distributions in manganese nodules and micronodules as well as abyssal clay from the Clarion-Clipperton abyssal plain, Northeast Pacific by Duliu, O. G., Alexe, V., Moutte, J., Szobotca, S. A.

“…The contents of seven major components (TiO 2 , Fe 2 O 3 , MgO, CaO, Na 2 O, K 2 O and P 2 O 5 ) and 15 trace elements (Sc, V, Cr, Ni, Cu, Sr, Y, Zr, Ba, La,…”
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THE INVESTIGATION OF MICRONUCLEI FREQUENCY DISTRIBUTION FOR EXPOSED AND UNEXPOSED PERSONNEL TO IONIZING RADIATION by Barbu, Lucia Raluca, Obreja, Doina Carmen, Duliu, O G

“…To establish at which extent the micronuclei (MN) frequency is influenced by occupational exposure to ionizing radiation, peripheral blood samples collected…”
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Assessment of structural, magnetic, and P-wave velocity anisotropy of two biotite gneisses from X-ray and neutron tomography by Zel, I. Yu, Petružálek, M., Lokajíček, T., Ivankina, T.I., Kichanov, S.E., Kozlenko, D.P., Porosnicu, I., Schnabl, P., Pruner, P., Duliu, O.G.

“…Anisotropy of the physical properties of rocks is directly related to their internal structure, which is often exhibited by lineation and foliation fabrics as…”
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Active Sphagnum girgensohnii Russow Moss Biomonitoring of an Industrial Site in Romania: Temporal Variation in the Elemental Content by Culicov, Otilia A., Zinicovscaia, Inga, Duliu, O. G.

“…The moss-bag transplant technique was used to investigate the kinetics of the accumulation of 38 elements in Sphagnum girgensohni moss samples in the highly…”
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Distribution of radioactive isotopes in the mountain and piedmont regions of Central Tajikistan Varzob river valley by Abdushukurov, D. A., Abdusamadzoda, D., Djuraev, A. A., Duliu, O. G., Frontasyeva, M. V.

“…The Varzob Valley in the Central Tajikistan, due to its proximity to the Gissar mountains range, acts like a funnel for the air mass transported by the…”
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Shielding activation of petawatt laser facilities in Romania: a FLUKA preliminary evaluation by Florescu, Gabriela M, Duliu, O G

“…The FLUKA 2011.2c code was used to evaluate the activity induced in the irradiation chamber walls by secondary charged particles emitted during the interaction…”
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Slănic-Prahova low background calibration facility by Celarel, Aurelia, Duliu, O G, Bercea, S, Cenusa, C

“…The reduced background of 2 nSv h(-1) of the Slănic-Prahova Low Background Radiation Laboratory allowed installing a calibration stand for low-dose-rates…”
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RADIOLOGICAL SAFETY ASSESSMENT FOR THE EXPERIMENTAL AREA OF A HYPER-INTENSE LASER WITH PEAK-POWER OF 1PW-CETAL by Florescu, M G, Duliu, O G, Pantazi, D, Ticos, C M, Sporea, D, Vasilache, R, Ionescu, V, Oane, M

“…Ultra-high intensity lasers in use are connected with ionizing radiation sources that raise a real concern in relation to installations, personnel, population…”
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Applying direct liquid scintillation counting to low level tritium measurement by Varlam, C., Stefanescu, I., Duliu, O.G., Faurescu, I., Popescu, I.

“…Different types of procedures could be applied to measure environmental tritium level, but usually all are based on measuring tritium concentration in…”
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Major, trace, and natural radioactive elements in bituminous coal from Australia, Romania, Russia, South Africa and Ukraine: A comparative study by Duliu, O. G., Culicov, O. A., Rãdulescu, I., Cristea, C., Vasiu, T.

“…Five samples of bituminous coal collected from different basins (Australia, Romania, Russia, South Africa and Ukraine) have been investigated by using…”
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Irradiation free radicals in freshwater crayfish Astacus leptodactylus Esch investigated by EPR spectroscopy by Bercu, V., Negut, C.D., Duliu, O.G.

“…The free radicals of irradiated crayfish Astaculs leptodactylus cuticle were studied by X-band electron paramagnetic resonance. The kinetic behaviour as well…”
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ON THE RELAXATION MECHANISMS OF SOME RADIATION INDUCED FREE RADICALS IN POLYMERS by Velter-Stefanescu, M, Duliu, O G, Preda, N

“…Electronic spin-lattice relaxation measurements performed in X and Q bands on electrons irradiated polyethylene, polycarbonate and polymethylmethacrylate have…”
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The Slanic-Prahova (ROMANIA) underground low-background radiation laboratory by Margineanu, R., Simion, C., Bercea, S., Duliu, O.G., Gheorghiu, D., Stochioiu, A., Matei, M.

“…A low-background radiation laboratory was constructed and fully commissioned in 2006 in the former Unirea (Slanic-Prahova) salt mine at 208 m below surface…”
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EPR investigation of some desiccated Ascomycota and Basidiomycota gamma-irradiated mushrooms by Bercu, V., Negut, C.D., Duliu, O.G.

“…The suitability of the EPR spectroscopy for detection of γ-irradiation in five species of dried mushroom, currently used in gastronomy: yellow morel— Morchella…”
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Distribution of some major and trace elements in Danube Delta lacustrine sediments and soil by Dinescu, L. C., Steinnes, E., Duliu, O. G., Ciortea, C., Sjobakk, T. E., Dumitriu, D. E., Gugiu, M. M., Haralambie, M.

“…Sediment cores collected from lakes Mesteru and Furtuna (eastern part), Sontea channel and soil samples collected from Caraorman bar, all located in the Danube…”
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