Results 21 to 30 of about 417,382 (265)

A proposal for a new U-D2O criticality benchmark: RB reactor core 39/1978 [PDF]

open access: yesNuclear Technology and Radiation Protection, 2012
In 1958, the experimental RB reactor was designed as a heavy water critical assembly with natural uranium metal rods. It was the first nuclear fission critical facility at the Boris Kidrič (now Vinča) Institute of Nuclear Sciences in the former ...
Pešić Milan P.
doaj   +1 more source

Occurrence and driving mechanism of antibiotic resistance genes in marine recreational water around Qinhuangdao, China

open access: yesFrontiers in Marine Science, 2022
Rapid urbanization and other human activities have exacerbated the global human health risks associated with antibiotic resistance genes (ARGs). Swimming in contaminated waters is one of important pathways by which humans can be exposed to ARGs. However,
Ying Han   +11 more
doaj   +1 more source

To Divide or Not to Divide? How Deuterium Affects Growth and Division of Chlamydomonas reinhardtii

open access: yesBiomolecules, 2021
Extensive in vivo replacement of hydrogen by deuterium, a stable isotope of hydrogen, induces a distinct stress response, reduces cell growth and impairs cell division in various organisms.
Veronika Kselíková   +2 more
doaj   +1 more source

Characterisation of Single-Phase Fluid-Flow Heterogeneity Due to Localised Deformation in a Porous Rock Using Rapid Neutron Tomography

open access: yesJournal of Imaging, 2021
The behaviour of subsurface-reservoir porous rocks is a central topic in the resource engineering industry and has relevant applications in hydrocarbon, water production, and CO2 sequestration.
Maddi Etxegarai   +5 more
doaj   +1 more source

The Hydration State of Bone Tissue Affects Contrast in Neutron Tomographic Images

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Neutron tomography has emerged as a promising imaging technique for specific applications in bone research. Neutrons have a strong interaction with hydrogen, which is abundant in biological tissues, and they can penetrate through dense materials such as ...
Elin Törnquist   +7 more
doaj   +1 more source

Temporal Dynamics of High-Density Lipoprotein Proteome in Diet-Controlled Subjects with Type 2 Diabetes

open access: yesBiomolecules, 2020
We examined the effect of mild hyperglycemia on high-density lipoprotein (HDL) metabolism and kinetics in diet-controlled subjects with type 2 diabetes (T2D).
Karim G. Kheniser   +5 more
doaj   +1 more source

Biocompatible Platinum Nanoclusters Prepared Using Bitter Gourd Polysaccharide for Colorimetric Detection of Ascorbic Acid

open access: yesBiomolecules, 2021
Ascorbic acid is an organic compound with antioxidant properties that can protect the human body from the threat of free radicals. Therefore, it is important to detect the existence and measure the concentration of ascorbic acid to regulate its content ...
Kai Liu   +8 more
doaj   +1 more source

Impacts of environment on the sudden track change of super typhoon GAEMI(2024)

open access: yesFrontiers in Earth Science
To improve understanding of essential aspects that influence forecasting of tropical cyclone sudden track change, by using ERA5 reanalysis data provided by the European Centre for Medium-Range Weather Forecasts (ECMWF), the synoptic analysis method and ...
Yiming Ma   +8 more
doaj   +1 more source

Hydrodynamic Performance Study of a Reciprocating Plate Column Dirven by Electro-permanent Magnet Technology

open access: yesMachines
The reciprocating plate column is a kind of column with the plates driven by a geared motor, and it has advantages in regard to efficiency compared to traditional columns in the extraction process, however, it comes with an increase in energy consumption.
Kai Guo   +6 more
doaj   +1 more source

Revealing the Hemispherical Shielding Effect of SiO2@Ag Composite Nanospheres to Improve the Surface Enhanced Raman Scattering Performance

open access: yesNanomaterials, 2021
Many studies widely used SiO2@Ag composite nanospheres for surface enhanced Raman scattering (SERS), which mainly contributes to electromagnetic enhancement.
Fengyan Wang   +6 more
doaj   +1 more source

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