Actinide XAS 2014

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Actinides in Environmental and Life Sciences

Facility Reports and Upcoming Techniques

Apero

Registration

Dinner

Concluding Remarks

Solution and Coordination Chemistry of the Actinides

Welcome

Theoretical and Modeling Tools

Solid State Chemistry and Physics of the Actinides

Poster

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Contributions*

Actinide and radionuclide speciation by X-ray absorption spectroscopy methods at ANKA – A facility report (in session "Facility Reports and Upcoming Techniques")

Actinide environmental speciation: Source-dependent vs. source-independent species (in session "Actinides in Environmental and Life Sciences")

Actinides in irradiated fuel: A shooting on their capricious redox properties (in session "Solid State Chemistry and Physics of the Actinides")

Advanced X-ray spectroscopy at M and N edges of actinides (in session "Solid State Chemistry and Physics of the Actinides")

Advanced X-ray spectroscopy of actinides (in session "Solid State Chemistry and Physics of the Actinides")

Analysis of EXAFS spectra with the aid of neural networks: Aqueous U(VI) complexes with aliphatic (hydroxy-) carboxylic acides (in session "Theoretical and Modeling Tools")

Application of positive matrix factorization and microscopic X-ray fluorescence spectroscopy in the examination of argillaceous rocks (in session "Poster")

Bioaccumulation and speciation of europium in sponge A. Cavernicola (in session "Actinides in Environmental and Life Sciences")

Chemistry of fission products and actinides on nuclear fuel using high energy resolution XAS (in session "Solid State Chemistry and Physics of the Actinides")

Comparative investigation of N donor ligand and lanthanide/actinide partitioning complexes from the metal and ligand point of view (in session "Poster")

Competitive uptake behaviour of radionuclides in cementitious material (in session "Actinides in Environmental and Life Sciences")

Complexation of actinides by ramified N-macrocycle DOTA (in session "Poster")

Complexation of Americium(III) with chloride – A high-temperature EXAFS study (in session "Poster")

Coordination of actinyl ions to N-heterocyclic ligands: A joint theoretical and experimental study (in session "Theoretical and Modeling Tools")

Covalency in actinide extractants (in session "Solution and Coordination Chemistry of the Actinides")

Cs sorption-desorption mechanisms on clay minerals by XAFS, STXM, DFT calculation methods (in session "Actinides in Environmental and Life Sciences")

Defining orbital mixing standards for quantitative studies of covalency in actinide ligand bonds (in session "Solution and Coordination Chemistry of the Actinides")

Delocalization and occupancy effects of 5f orbitals in plutonium intermetallics using L3-edge resonant x-ray emission spectroscopy (in session "Solid State Chemistry and Physics of the Actinides")

Fingerprinting uranyl minerals with oxygen K-edge NEXAFS (in session "Poster")

Formation and structure of polynuclear tetravalent actinide and lanthanide carboxylates in aqueous solution and solid state (in session "Solution and Coordination Chemistry of the Actinides")

Hierarchical structure assembled by coordination species in biphasic solvent extraction (in session "Solution and Coordination Chemistry of the Actinides")

Impact of increasing MoO3 loading on the composition of multicomponent borosilicate glass (in session "Poster")

Improved corrosion resistance of zirconium alloys: Enlightening the mode of action of Nb doping by complementary hard x-ray chemical microscopy techniques (in session "Poster")

In situ XAFS measurement of uranyl-amide complexes under Xe-lamp irradiation (in session "Solution and Coordination Chemistry of the Actinides")

In-situ high temperature XAS experiments on oxide nuclear fuels and precursors (in session "Poster")

Influence of high americium contents in the local structure and charge distribution of mixed uranium-americium oxides (in session "Solid State Chemistry and Physics of the Actinides")

Interaction of plutonium and neptunium with magnetite under anoxic conditions: Reduction, surface complexation, and structural incorporation (in session "Actinides in Environmental and Life Sciences")

Interfacial reactivity of Pu and Th at the muscovite (001) basal plane (in session "Actinides in Environmental and Life Sciences")

Mechanism of Zn adsorption on montmorillonite inferred from atomistic simulations, P-EXAFS-spectroscopy and sorption experiments (in session "Theoretical and Modeling Tools")

Microscale analysis of U(VI) uptake by argillaceous rocks using synchrotron radiation X-ray methods (in session "Actinides in Environmental and Life Sciences")

MicroXAS beamline project: The radioactive microprobe facility at the Swiss Light Source (in session "Facility Reports and Upcoming Techniques")

Monazite as promising candidates for nuclear waste management: Structural characterization by X-ray Absorption Spectroscopy (in session "Actinides in Environmental and Life Sciences")

Neptunium characterization in uranium dioxide fuel: Combining a XAFS and a thermodynamic approach (in session "Poster")

Plutonium oxidation state speciation in aqueous solution studied by Pu L and M edge high energy resolution XANES technique (in session "Poster")

Radioactive matter investigations at the MARS beamline of synchrotron SOLEIL (in session "Facility Reports and Upcoming Techniques")

Real-time-resolved observation of complexation reaction of U Ions by using dispersive XAFS technique (in session "Poster")

Recent soft X-ray science with actinides and new opportunities for actinide science with synchrotron radiation (in session "Solution and Coordination Chemistry of the Actinides")

Redox chemistry, solubility and hydrolysis of Np: XAFS contribution to thermodynamics (in session "Solution and Coordination Chemistry of the Actinides")

Scientific capabilities of the Advanced Light Source for radioactive materials investigations (in session "Facility Reports and Upcoming Techniques")

Se K-edge micro XANES on high-burnup UO2 spent nuclear fuel: First results in the framework of the FIRST-Nuclides project (in session "Poster")

Speciation and distribution of plutonium after uptake by Opalinus Clay as measured by synchrotron microbeam techniques (in session "Poster")

Speciation of neptunium along diffusion pathways in Opalinus Clay using micro-XAFS and micro-XRF (in session "Poster")

Speciation of reduced U(IV) in contaminated sediments and laboratory reactors (in session "Actinides in Environmental and Life Sciences")

Speciation of uranium sorbed on magnetite/maghemite nanoparticles: HR-XANES and «ab-initio» calculations (in session "Poster")

Structural studies of the Eu(III) and U(VI) interactions with pentapeptides (in session "Poster")

Synchrotron radiation study of actinide sorption and diffusion in natural clay (in session "Actinides in Environmental and Life Sciences")

The absence of chemical sensitivity in the 4d and 5d X-ray absorption spectroscopy of uranium compounds (in session "Solid State Chemistry and Physics of the Actinides")

The role of phosphorous biochemistry in actinide human contamination (in session "Actinides in Environmental and Life Sciences")

Theoretical studies of orbital mixing in actinide-ligand bonds (in session "Theoretical and Modeling Tools")

U(IV) release from a mining impacted wetland (in session "Actinides in Environmental and Life Sciences")

Using XAS to probe radionuclide biogeochemistry in complex environmental systems (in session "Actinides in Environmental and Life Sciences")

X-Ray photoelectron spectral structure and chemical bonding in AmO2 (in session "Poster")

XAFS investigation of a HAWC glass fragment issued from the Karlsruhe Vitrification Plant (VEK) (in session "Poster")

XAS characterization of U, AM oxides obtained using co-conversion and CRMP processes (in session "Solid State Chemistry and Physics of the Actinides")

XAS studies of radionuclide incorporation into mineral phases (in session "Actinides in Environmental and Life Sciences")

XPS structure and chemical bond nature in Сs2PuO2Cl4 (in session "Poster")

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20/05/2014

21/05/2014

22/05/2014

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