Search Results - "Hansman, Jan"

Design and construction of a shield for the 9" x 9" NaI(Tl) well-type detector by Hansman, Jan

“…This paper describes a homemade lead, 15 cm-thick, cylindrical shaped shield of a 9" x 9" NaI(Tl) gamma spectrometric well-type detector. Commercially…”
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First cosmic-ray images of bone and soft tissue by Mrdja, Dusan, Bikit, Istvan, Bikit, Kristina, Slivka, Jaroslav, Hansman, Jan, Oláh, László, Varga, Dezs

“…More than 120 years after Roentgen's first X-ray image, the first cosmic-ray muon images of bone and soft tissue are created. The pictures, shown in the…”
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Natural radioactivity around former uranium mine, Gabrovnica in Eastern Serbia by Nikolov, Jovana, Forkapić, Sofija, Hansman, Jan, Bikit, Ištvan, Vesković, Miroslav, Todorović, Nataša, Mrđa, Dušan, Bikit, Kristina

“…Gabrovnica near Kalna village was the first uranium mine established in Yugoslavia. In 1963, the Nuclear Energy Commission began operating the mine and mill…”
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Isotope analyses of the lake sediments in the Plitvice Lakes, Croatia by Horvatinčić Nada, Sironić Andreja, Barešić Jadranka, Bronić Ines, Nikolov Jovana, Todorović Nataša, Hansman Jan, Krmar Miodrag

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The possibility of the phosphogypsum use in the production of brick: Radiological and structural characterization by Kuzmanović, Predrag, Todorović, Nataša, Mrđa, Dušan, Forkapić, Sofija, Petrović, Leposava Filipović, Miljević, Bojan, Hansman, Jan, Knežević, Jovana

“…In this paper, phosphogypsum (PG) with the content of 226Ra of about 500 Bq kg-1 was used as a clay additive in mass ratios of (0−40) % and its influence on…”
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Time characterization of cosmic-ray induced events in HPGe detector by Monte Carlo simulations by Knezevic, Jovana, Mrdja, Dusan, Bikit, Kristina, Hansman, Jan, Forkapic, Sofija, Velimirovic, Danijel, Bikit, Istvan

“…Detailed studies of background events provide information necessary for the planning of active and passive shielding of the detector in all experiments,…”
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Terrestrial-origin skyshine at sea level by Velimirovic, Danijel, Mrdja, Dusan, Bikit, Kristina, Hansman, Jan, Knezevic, Jovana, Forkapic, Sofija, Nemes, Tomas, Bikit, Istvan

“…Low-energy continuous gamma radiation with a maximum energy distribution at ∼70 keV reaches the Earth's surface from the upper hemisphere. In addition to…”
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Natural radioactivity and technological properties of kaolinized granite from the Motajica mine, Bosnia and Herzegovina by Kuzmanović, Predrag, Petrović, Leposava Filipović, Hansman, Jan, Mrđa, Dušan, Forkapić, Sofija, Velimirović, Danijel, Demirhan, Kristina, Radić, Jovana Knežević

“…For the production of ceramic tiles, it is necessary to use high-quality and economical raw materials, which will optimize the properties of the final product…”
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Physico-chemical, technological and radiological characteristics of kaolinized granite from northwestern Serbia by Kuzmanović, Predrag, Filipović Petrović, Leposava, Petrović, Jelena, Forkapić, Sofija, Hansman, Jan, Velimirović, Danijel, Knežević Radić, Jovana

“…In the ceramic industry, the quality of the final ceramic tile as well as the possibility of its use depends on the quality and characteristics of the starting…”
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Diatomaceous earth: radiological characterization and risk assessment by Radic, Jovana Knezevic, Hansman, Jan, Mrdja, Dusan, Forkapic, Sofija, Bikit, Kristina, Kuzmanovic, Predrag, Velimirovic, Danijel

“…Diatomaceous earth is a natural material used in the food and beverage industry for filtration. In this paper, the radioactivity analyses and radiological risk…”
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Search for variations of N22a decay constant by Knezevic, Jovana, Mrdja, Dusan, Bikit-Schroeder, Kristina, Hansman, Jan, Bikit, Istvan, Slivka, Jaroslav

“…Exploration of possible anomalies in the decay of different radionuclides is an active research area in the fields of astrophysics and nuclear physics. The…”
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Search for variations of N 22 a decay constant by Knezevic, Jovana, Mrdja, Dusan, Bikit-Schroeder, Kristina, Hansman, Jan, Bikit, Istvan, Slivka, Jaroslav

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Identification of high radon dwellings, risk of exposure, and geogenic potential in the mining area of the “TREPČA” complex by Gulan, Ljiljana, Forkapić, Sofija, Spasić, Dušica, Živković Radovanović, Jelena, Hansman, Jan, Lakatoš, Robert, Samardžić, Selena

“…This study was performed to investigate radon levels in dwellings in the mining area near the town of Kosovska Mitrovica. The Passive radon technique based on…”
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Radioactivity of fertilizers used in Serbia and dose assessments for workers in the industry by Kuzmanović, Predrag, Radić, Jovana Knežević, Mrđa, Dušan, Hansman, Jan, Velimirović, Danijel, Forkapić, Sofija

“…Fertilizers contain a certain level of radioactivity and thus can affect the exposure of workers to radiation during production. The activity concentrations of…”
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Radioactivity of raw materials and wastes from zinc production in Serbia and radiation risk for workers by Kuzmanović, Predrag, Petrović, Leposava Filipović, Hansman, Jan, Mrđa, Dušan, Forkapić, Sofija, Radić, Jovana Knežević

“…Raw materials and waste from the zinc industry represent a potential radiological hazard for workers in the industry, due to the potentially increased content…”
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Radiation exposure to zircon minerals in Serbian ceramic industries by Kuzmanović, Predrag, Todorović, Nataša, Mrđa, Dušan, Nikolov, Jovana, Knežević, Jovana, Hansman, Jan

“…This paper presents the results of gamma spectrometric measurements of radioactivity levels for 41 zircon minerals samples used in the Serbian ceramic…”
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Improvement of in-situ gamma spectrometry methods by Monte-Carlo simulations by Mrdja, Dusan, Bikit, Kristina, Forkapic, Sofija, Bikit, Istvan, Slivka, Jaroslav, Hansman, Jan

“…Performing in-situ measurements of gamma radiation originating from soil requires adequate detection efficiency curves, which can be obtained by Monte-Carlo…”
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Radioactivity of phosphate rocks and products used in Serbia and assessment of radiation risk for workers by Kuzmanović, Predrag, Petrović, Leposava Filipović, Hansman, Jan, Forkapić, Sofija, Mrđa, Dušan, Radić, Jovana Knežević

“…The activity concentrations of 238 U, 226 Ra, 232 Th, and 40 K in 56 phosphate samples (phosphate rocks, monocalcium, and dicalcium phosphates) used in Serbia…”
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Presence of neutrons in the low-level background environment estimated by the analysis of the 595.8keV gamma peak by Anđelić, Brankica, Knežević, David, Jovančević, Nikola, Krmar, Miodrag, Petrović, Jovana, Toth, Arpad, Medić, Žarko, Hansman, Jan

“…In order to explore possible improvements of the existing techniques developed to estimate the neutron fluence in low-background Ge-spectroscopy systems, gamma…”
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Efficiency study of a big volume well type NaI(Tl) detector by point and voluminous sources and Monte-Carlo simulation by Hansman, Jan, Mrdja, Dusan, Slivka, Jaroslav, Krmar, Miodrag, Bikit, Istvan

“…The activity of environmental samples is usually measured by high resolution HPGe gamma spectrometers. In this work a set-up with a 9in.x9in. NaI well-detector…”
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