Search Results - "Carvajal, U."
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High temperature mechanical properties of fluorite crystal structured materials (CeO2, ThO2, and UO2) and advanced accident tolerant fuels (U3Si2, UN, and UB2)
Published in Journal of nuclear materials (01-10-2021)“…The mechanical interaction between the fuel and cladding that occurs during operation of a nuclear reactor is important to understand as it can lead to…”
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2
Melting point determination of uranium nitride and uranium plutonium nitride: A laser heating study
Published in Journal of nuclear materials (01-06-2014)“…Understanding of the behaviour of nuclear material in extreme conditions is essential for the analyses of the operation limits of nuclear fuels, and prediction…”
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3
Fabrication and thermophysical properties of UO2-UB2 and UO2-UB4 composites sintered via spark plasma sintering
Published in Journal of nuclear materials (01-02-2021)“…Uranium dioxide (UO2) composites with uranium diboride (UB2) and uranium tetraboride (UB4) have been proposed as advanced fuel candidates due to their high…”
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4
Mechanical Properties of Uranium Silicides by Nanoindentation and Finite Elements Modeling
Published in JOM (1989) (01-02-2018)“…Three methods were used to measure the mechanical properties of U 3 Si , U 3 Si 2 , and USi. Quasi-static and continuous stiffness measurement nanoindentation…”
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5
Charge Distribution and Local Structure of Americium-Bearing Thorium Oxide Solid Solutions
Published in Inorganic chemistry (05-11-2012)“…The electronical and structural properties of Th0.80Am0.20O2–x materials have been studied by the coupling of X-ray diffraction and X-ray absorption…”
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O/M ratio determination and oxidation behaviour of Th0.80Am0.20O2−x
Published in Journal of nuclear materials (01-04-2013)“…Heating in air at 625°C a Th0.80Am0.20O2−x sample leads to its full oxidation to stoichiometric oxide. The O/M ratio of a Th0.80Am0.20O2−x sintered in…”
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Structure of UC2 and U2C3:XRD, 13C NMR and EXAFS study
Published in Journal of alloys and compounds (15-03-2014)“…•A structural investigation of UC2 and U2C3 phases was made with XRD, NMR and EXAFS.•Heat treatment of a pulverised UC2 ingot, repressed into a pellet yields a…”
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Structure of UC sub(2) and U sub(2)C sub(3):XRD, super(13)C NMR and EXAFS study
Published in Journal of alloys and compounds (15-03-2014)“…In this study, uranium dicarbide (UC sub(2)) has been prepared by arc melting and heat treated under vacuum to form uranium sequicarbide (U sub(2)C sub(3)) in…”
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Determination of elastic properties of polycrystalline U3Si2 using resonant ultrasound spectroscopy
Published in Journal of nuclear materials (01-01-2018)“…The elastic properties of U3Si2 at room temperature have been measured via resonant ultrasound spectroscopy. Results show that the average value of Young's and…”
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10
Response of 14YWT alloys under neutron irradiation: A complementary study on microstructure and mechanical properties
Published in Acta materialia (01-04-2019)“…Nanostructured ferritic alloys (NFAs) having sub-micron grain size with a high density of nano-oxides (NOs) (size of ∼2–3 nm) are one of the best candidates…”
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Determination of elastic properties of polycrystalline U^sub 3^Si^sub 2^ using resonant ultrasound spectroscopy
Published in Journal of nuclear materials (01-01-2018)“…The elastic properties of U3Si2 at room temperature have been measured via resonant ultrasound spectroscopy. Results show that the average value of Young's and…”
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12
The effect of heat treatment on the microstructure and diffusion of silver in pyrolytic carbon coatings
Published in Carbon (New York) (01-11-2016)“…It is well accepted that TRISO (tristructural isotropic) coated nuclear fuel particles are capable of retaining fission products up to 1600 °C, however above…”
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Coupling XRD, EXAFS, and 13 C NMR to Study the Effect of the Carbon Stoichiometry on the Local Structure of UC 1± x
Published in Inorganic chemistry (07-10-2013)Get full text
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14
Child battering and adult psychopathology: an empiric study
Published in Revista medíca de Chile (01-12-2004)“…Childhood trauma and battering have been associated with adult psychopathology. To explore the relationship between childhood trauma, somatization, post…”
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Coupling XRD, EXAFS, and 13C NMR to study the effect of the carbon stoichiometry on the local structure of UC(1±x)
Published in Inorganic chemistry (07-10-2013)“…A series of uranium carbide samples, prepared by arc melting with a C/U ratio ranging from 0.96 to 1.04, has been studied by X-ray diffraction (XRD), (13)C…”
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Boar spermatozoa cryopreservation in low glycerol/trehalose enriched freezing media improves cellular integrity
Published in Cryobiology (01-06-2009)“…The use of glycerol for boar semen cryopreservation results in low fertility, possibly due to toxicity. This has led to recommend the use of solutions with…”
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Coupling XRD, EXAFS, and 13C NMR to Study the Effect of the Carbon Stoichiometry on the Local Structure of UC1±x
Published in Inorganic chemistry (07-10-2013)“…A series of uranium carbide samples, prepared by arc melting with a C/U ratio ranging from 0.96 to 1.04, has been studied by X-ray diffraction (XRD), 13C…”
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18
Survival after percutaneous endoscopic gastrostomy in an inner-city hospital
Published in The American journal of gastroenterology (01-09-2001)Get full text
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19
Natural diterpene β-lactone derivative as photosystem II inhibitor on spinach chloroplasts
Published in Pesticide biochemistry and physiology (2006)“…α,7β-Dihydroxyvouacapan-17β-oic acid ( 1) was isolated from Pterodon polygalaeflorus Benth. Then, ( 1) was modified to obtain…”
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