J. Kučera

Publications153
h-index17
Citations1,243
Highly Influential Citations46
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On the internal radioactivity in quartz
Abstract We report on our continuous investigations on the significance of the internal dose rate in the optical dating of sedimentary quartz. In the present study, we applied instrumental neutron… Expand
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Open Government Data Catalogs: Current Approaches and Quality Perspective
TLDR
We define the term Open Government Data and present current OGD activities in the Czech Republic. Expand
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Benefits and Risks of Open Government Data
TLDR
A set of benefits that can be achieved by publishing Open Government Data (OGD) and a set of risks that should be assessed when a dataset is considered for opening up. Expand
  • 62
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Methodologies and Best Practices for Open Data Publication
TLDR
In this paper we discuss the current challenges related to the OGD publication and reuse, we provide an overview of the existing methodologies and the best practices for publication of Open Government Data, we present an OGP publication methodology developed in the COMSODE project. Expand
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Trace Element Speciation in Contaminated Soils Studied by Atomic Absorption Spectrometry and Neutron Activation Analysis
Abstract Leachable forms of the elements Ag, Cd, Co, Cu, Fe, Li, Mn, Ni, Pb, Sb, and Zn were studied in soils with increased levels of the elements Ag, Cd, Pb, Sb, and Zn due to contamination by… Expand
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Geochemical characterization of moldavites from a new locality, the Cheb Basin, Czech Republic
Twenty-three moldavites from a new locality, the Cheb Basin in Western Bohemia, were analyzed by instrumental neutron activation analysis for 45 major and trace elements. Detailed comparison of the… Expand
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Determination of trace elements in Tunisian soil, desert and beach sand using instrumental Neutron Activation Analysis
Neutron Activation Analysis (NAA) is of increasing importance in the field of element characterization in environmental and geological samples for a number of reasons that were documented and… Expand
  • 3
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Low level determination of manganese in biological reference materials by neutron activation analysis
A simple method was developed for the low level determination of manganese in biological materials by neutron activation analysis with radiochemical separation based on manganese dioxide… Expand
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Synthetic routes contaminate graphene materials with a whole spectrum of unanticipated metallic elements
Significance Graphene is well-poised to revolutionize many industries because of its multitude of exceptional properties. Current bulk synthesis of graphene materials typically starts with the… Expand
  • 98
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Determination of the total mercury in contaminated soils by direct solid sampling atomic absorption spectrometry using an AMA-254 device and radiochemical neutron activation analysis
Abstract High total mercury (T-Hg) contents in soils, up to 25 mg kg− 1, were determined by two independent methods: a one-purpose atomic absorption spectrometer AMA-254 (Advanced Mercury Analyser)… Expand
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