Results 51 to 60 of about 1,459,761 (217)

The Impact of China’s Investment in Nuclear Energy on the Reputation of Nuclear Power and the World’s Energy Supply [PDF]

open access: yes, 2014
Over the past ten years, China’s involvement in nuclear power has increased dramatically. The country has seemingly unlimited resources to build nuclear power centers and has no qualms about using these resources.
Mattson, Laura
core   +1 more source

Neutron skin uncertainties of Skyrme energy density functionals

open access: yes, 2013
Background: Neutron-skin thickness is an excellent indicator of isovector properties of atomic nuclei. As such, it correlates strongly with observables in finite nuclei that depend on neutron-to-proton imbalance and the nuclear symmetry energy that ...
Birge, N.   +5 more
core   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

A PROPOSAL OF PROCESS VALIDATION IN THE IMPLEMENTATION OF GOOD MANUFACTURING PRACTICES IN BRACHYTHERAPY SOURCES PRODUCTION

open access: yesBrazilian Journal of Radiation Sciences, 2021
New laboratories for brachytherapy sources production are being implemented in our facility at IPEN, in São Paulo. A great challenge implementing a production laboratory is to comply with the Good Manufacturing Practices (GMPs), which involves process ...
Tatyana Spinosa Baptista   +5 more
doaj   +1 more source

High-energy behavior of the nuclear symmetry potential in asymmetric nuclear matter

open access: yes, 2005
Using the relativistic impulse approximation with empirical NN scattering amplitude and the nuclear scalar and vector densities from the relativistic mean-field theory, we evaluate the Dirac optical potential for neutrons and protons in asymmetric ...
B. D. Serot   +3 more
core   +1 more source

Ground-state properties and symmetry energy of neutron-rich and neutron-deficient Mg isotopes [PDF]

open access: yes, 2014
A comprehensive study of various ground-state properties of neutron-rich and neutron-deficient Mg isotopes with $A$=20-36 is performed in the framework of the self-consistent deformed Skyrme-Hartree-Fock plus BCS method.
Antonov, A. N.   +3 more
core   +3 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Calibration coefficients of epitaxial diodes used in diagnostic radiology and computed tomography beams

open access: yesBrazilian Journal of Radiation Sciences
The assessment of the calibration coefficients of an epitaxial diode, previously characterized for diagnostic radiology (RQR qualities) and computed tomography (RQT qualities) dosimetry, is reported in this work. The diode, with an n-type epitaxial layer
Josemary A. C. Gonçalves   +3 more
doaj   +1 more source

Energy loss of fast quarks in nuclei [PDF]

open access: yes, 2000
We report an analysis of the nuclear dependence of the yield of Drell-Yan dimuons from the 800 GeV/c proton bombardment of $^2H$, C, Ca, Fe, and W targets.
A. B. Zamolodchikov   +50 more
core   +2 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

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