Results 41 to 50 of about 12,790 (299)

HELCOM-Monitoring of Radioactive Substances data - Germany (2022) [PDF]

open access: yes
Überwachungsdaten zu anthropogenen radioaktiven Stoffen Fisch-, Muschel-, Garnelen- und Wasserpflanzenproben. Empfohlene Zitierweise: Aust, M.-O., Nogueira, P., 2024. HELCOM-Monitoring of Radioactive Substances data - Germany (2022). HELCOM-Monitoring of
Aust, Marc-Oliver, Nogueira, P.
core   +1 more source

Density Measurement of Irradiated and Nonirradiated Zirconium Oxide by Ptychographic X‐Ray Computed Tomography (PXCT)

open access: yesAdvanced Engineering Materials, EarlyView.
Mass density governs the protective behavior of oxide layers on nuclear fuel cladding. Ptychographic X‐ray computed tomography measures zirconium oxide grown on Zircaloy‐4 under reactor and autoclave conditions, revealing nearly identical bulk densities of 5.1 ± 0.80 g cm−3.
Okan Yetik   +9 more
wiley   +1 more source

Study of the relationship between mineralogical types and potential radon in rocks of the region of Serra do Gandarela – Quadrilátero Ferrífero-MG.

open access: yesBrazilian Journal of Radiation Sciences, 2021
The Quadrilátero Ferrífero (QF) is one of the most well-known metallogenetic provinces in the world and has its geological context well studied since the end of the 17th century.
Natália Fonseca Taveira   +8 more
doaj   +1 more source

Endosomal Escape of siRNA Polyplexes: A Molecular Dynamics Perspective on Underlying Mechanisms

open access: yesAdvanced Functional Materials, EarlyView.
Molecular dynamics simulations reveal distinct endosomal escape mechanisms of siRNA nanoparticles, ranging from electrostatic membrane attachment to hydrophobic membrane fusion. Hydrophobic residues and anionic endosomal lipids emerge as key determinants of membrane disruption, linking molecular interactions to experimental delivery performance and ...
Katharina M. Steinegger   +5 more
wiley   +1 more source

Calibration of Solid State Nuclear Track Detectors CR-39 for radon study in a high concentration underground mines

open access: yesBrazilian Journal of Radiation Sciences, 2021
The Brazilian National Commission for Nuclear Energy (CNEN) establishes a reference level of 1000 Bq m-3 of radon concentration in underground mines. Solid State Nuclear Track Detectors – SSNTD is considered the main method of analysis in radon research.
Laura Takahashi   +5 more
doaj   +1 more source

Hybrid Biofabrication of a Hierarchically Organized Periosteum‐Inspired In Vitro Platform

open access: yesAdvanced Healthcare Materials, EarlyView.
A hybrid biofabrication strategy integrates melt electrowriting with extrusion‐based 3D bioprinting to create a hierarchically organized periosteum‐inspired in vitro platform. Spatially defined osteogenic, fibrous, and endothelial cell‐containing compartments support long‐term culture, osteogenic maturation, and CD31+ endothelial cell organization ...
Yakui Liu   +7 more
wiley   +1 more source

Ecological estimation of using ammonites in jewelry and interior goods

open access: yesRUDN Journal of Ecology and Life Safety, 2011
Mineral composition has been studied in details, estimation of radiational characteristics of ammonites using in jewelry and interior goods has been conducted.
D A Petrochenkov
doaj  

Study on the actual particle size, activity concentration, and migration process adsorption behavior of radioactive substances in liquid effluents from nuclear power plants

open access: yesFrontiers in Energy Research
Radionuclides emitted by nuclear power plants may have effects on the environment and public health. At present, research on radioactive material effluent in the industry mainly focuses on the treatment of radioactive effluent and the particle size ...
Zhenyu Jiang   +6 more
doaj   +1 more source

Spatial resolution of a preclinical PET tomograph

open access: yesBrazilian Journal of Radiation Sciences, 2021
Positron emission tomography (PET) is an important molecular image modality and its application on preclinical research has increased during last decades.
Guilherme Cavalcante de Albuquerque Souza   +4 more
doaj   +1 more source

A Homeowner's Guide to Radioactivity in Drinking Water: Factsheet

open access: yes, 2003
Radioactive substances are those that are unstable in nature. Radioactive types of uranium, thorium, and radium undergo radioactive decay, emitting radiation.

core   +1 more source

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