Results 101 to 110 of about 325,822 (320)

Transition in Residues: On Depleted Oil Wells, Radioactive Geophysics, and the Origins of the Twentieth Century's Energy Mix

open access: yesBerichte zur Wissenschaftsgeschichte, EarlyView.
The oil and uranium industries always have been intertwined. Both industries are inherently global and span an extensive geological history. The formation of uranium and oil deposits, and their eventual extraction, is a story circling through early planetary history, continuing in depleted oil wells in Germany, Canada, and France, and lingering well ...
Michiel Bron
wiley   +1 more source

Review of recent advances in the design, synthesis, and modification of biochar for remediation of heavy metal pollution in water

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Research frontiers in using biochar for heavy metal remediation. Abstract Heavy metal contamination of water has long been a serious environmental issue. Biochar and biochar‐based composites are emerging as effective and sustainable solutions for heavy metal removal due to their strong adsorption abilities and environmentally friendly nature.
Soumik Chakma   +4 more
wiley   +1 more source

Soil uranium, soil gas radon and indoor radon empirical relationships in the UK and other European countries [PDF]

open access: yes, 2010
Least squares (LS) regression analysis is used to develop empirical relationships between uranium in the ground, radon in soil and radon in dwellings to assist in the development of a geogenic radon potential map for Europe.
Appleton, J.D., Miles, J.C.H.
core  

Frontiers of Synchrotron Methods for Actinide Science

open access: yesChemistry–Methods, EarlyView.
This article explores the application of synchrotron radiation techniques ‐ XAS, XES, HERFD, RIXS, and XRD ‐ to investigate actinide materials. It provides insights into electronic structures, oxidation states, and phase transitions, emphasizing the transformative role of these techniques in advancing nuclear materials research, environmental safety ...
Damien Prieur   +7 more
wiley   +1 more source

Stabilization of Tungsten-Uranium Dioxide Composites Under Thermal Cycling Conditions [PDF]

open access: yes
Uranium losses during thermal cycling of tungsten - uranium dioxide composites to 2500 C in flowing purified hydrogen for specimens initially containing 35 volume percent uranium dioxide were reduced by the use of thorium dioxide, calcium oxide, or ...
Gedwill, Michael A., Gluyas, Richard E.
core   +1 more source

Uranium isotopes quantitatively determined by modified method of atomic absorption spectrophotometry [PDF]

open access: yes, 1967
Hollow-cathode discharge tubes determine the quantities of uranium isotopes in a sample by using atomic absorption spectrophotometry. Dissociation of the uranium atoms allows a large number of ground state atoms to be produced, absorbing the incident ...
Lee, G. H.
core   +1 more source

Interplay of defect cluster and the stability of xenon in uranium dioxide by density functional calculations

open access: yes, 2010
Self-defect clusters in bulk matrix might affect the thermodynamic behavior of fission gases in nuclear fuel such as uranium dioxide. With first-principles LSDA+U calculations and taking xenon as a prototype, we find that the influence of oxygen defect ...
Chen, Ying   +4 more
core   +1 more source

X‐Ray Absorption Studies of Local Structure of Dilute Ionic Species in Molten Salts

open access: yesChemistry–Methods, EarlyView.
This article reviews the state of the art in the use of X‐ray absorption spectroscopy methods, both experimental and theoretical, for understanding the structure of dopant metal ions in molten salts. Recent strategies, including molecular dynamics simulations and neural network–assisted analysis of X‐ ray absorption spectroscopy as well as chemometrics
Kaifeng Zheng   +11 more
wiley   +1 more source

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