Search Results - "HEALD, Steve"
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Cr(III) Adsorption by Cluster Formation on Boehmite Nanoplates in Highly Alkaline Solution
Published in Environmental science & technology (17-09-2019)“…The development of advanced functional nanomaterials for selective adsorption in complex chemical environments requires partner studies of binding mechanisms…”
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2
Strategies and limitations for fluorescence detection of XAFS at high flux beamlines
Published in Journal of synchrotron radiation (01-03-2015)“…The issue of detecting the XAFS signal from dilute samples is discussed in detail with the aim of making best use of high flux beamlines that provide up to…”
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3
A simple method for mitigating error in the fixed‐offset of a double‐crystal monochromator
Published in Journal of synchrotron radiation (01-11-2021)“…In order to maintain a constant monochromatic synchrotron X‐ray beam height for all energies, the separation between the crystals of a double‐crystal…”
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4
Solid‐State Lithium/Selenium–Sulfur Chemistry Enabled via a Robust Solid‐Electrolyte Interphase
Published in Advanced energy materials (10-01-2019)“…Lithium/selenium‐sulfur batteries have recently received considerable attention due to their relatively high specific capacities and high electronic…”
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Insight into the Capacity Fading Mechanism of Amorphous Se2S5 Confined in Micro/Mesoporous Carbon Matrix in Ether-Based Electrolytes
Published in Nano letters (13-04-2016)“…In contrast to the stable cycle performance of space confined Se-based cathodes for lithium batteries in carbonate-based electrolytes, their common capacity…”
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6
Origin of the enhanced Nb3Sn performance by combined Hf and Ta doping
Published in Scientific reports (08-09-2021)“…In recent years there has been an increasing effort in improving the performance of Nb 3 Sn for high-field applications, in particular for the fabrication of…”
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7
Understanding the Electronic Structure Evolution of Epitaxial LaNi1-xFexO3 Thin Films for Water Oxidation
Published in Nano letters (13-10-2021)“…Rare earth nickelates including LaNiO3 are promising catalysts for water electrolysis to produce oxygen gas. Recent studies report that Fe substitution for Ni…”
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8
Novel Superstructure-Phase Two-Dimensional Material 1T‑VSe2 at High Pressure
Published in The journal of physical chemistry letters (16-01-2020)“…A superstructure can elicit versatile new properties in materials by breaking their original geometrical symmetries. It is an important topic in the layered…”
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X-ray absorption spectroscopy of trivalent Eu, Gd, Tb, and Dy chlorides and oxychlorides
Published in Journal of alloys and compounds (15-03-2022)“…•Novel measurements of L3-edge XANES lanthanides using a laboratory scale spectrometer.•State-of-the-art DFT calculations of ground state structures, lattice…”
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10
Pressure-induced isostructural phase transition and charge transfer in superconducting FeSe
Published in Journal of alloys and compounds (30-10-2018)“…We present extensive investigations of the crystallographic phase diagram and electronic properties of the Fe-based superconductor FeSe under extreme…”
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11
The AXEAP2 program for Kβ X-ray emission spectra analysis using artificial intelligence
Published in Journal of synchrotron radiation (01-09-2023)“…The processing and analysis of synchrotron data can be a complex task, requiring specialized expertise and knowledge. Our previous work addressed the challenge…”
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12
Effect of Cr(III) Adsorption on the Dissolution of Boehmite Nanoparticles in Caustic Solution
Published in Environmental science & technology (19-05-2020)“…The incorporation of relatively minor impurity metals onto metal (oxy)hydroxides can strongly impact solubility. In complex highly alkaline multicomponent…”
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13
Evaluation of materials for iodine and technetium immobilization through sorption and redox-driven processes
Published in The Science of the total environment (10-05-2020)“…Radioactive iodine-129 (129I) and technetium-99 (99Tc) pose a risk to groundwater due to their long half-lives, toxicity, and high environmental mobility…”
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14
Electrostatic Self-Assembly Enabling Integrated Bulk and Interfacial Sodium Storage in 3D Titania-Graphene Hybrid
Published in Nano letters (10-01-2018)“…Room-temperature sodium-ion batteries have attracted increased attention for energy storage due to the natural abundance of sodium. However, it remains a huge…”
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15
Direct kinetic correlation of carriers and ferromagnetism in Co2+: ZnO
Published in Physical review letters (21-07-2006)“…The hypothesis that high-Curie-temperature ferromagnetism in cobalt-doped ZnO (Co2+: ZnO) is mediated by charge carriers was tested by controlled introduction…”
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16
Band-Gap Reduction and Dopant Interaction in Epitaxial La,Cr Co-doped SrTiO3 Thin Films
Published in Chemistry of materials (23-12-2014)“…We show that by co-doping SrTiO3 (STO) epitaxial thin films with equal amounts of La and Cr, it is possible to produce films with an optical band gap ∼0.9 eV…”
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17
Magnetism from Co and Eu implanted into ZnO
Published in Journal of magnetism and magnetic materials (01-06-2021)“…[Display omitted] •Cobalt implanted films produced with Co2+ on Zn sites after annealing in air.•Eu implanted films contained only Eu3+ after annealing in…”
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18
AXEAP: a software package for X‐ray emission data analysis using unsupervised machine learning
Published in Journal of synchrotron radiation (01-09-2022)“…The Argonne X‐ray Emission Analysis Package (AXEAP) has been developed to calibrate and process X‐ray emission spectroscopy (XES) data collected with a…”
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19
Optics upgrades at the APS beamline 20-BM
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-09-2011)“…Recently, beamline 20-BM has been upgraded with new optics. A large bent cylindrical focusing mirror has been installed to provide an intense focused beam. It…”
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Novel high-pressure monoclinic metallic phase of V2O3
Published in Physical review letters (07-02-2014)“…Vanadium sesquioxide, V2O3, is a prototypical metal-to-insulator system where, in temperature-dependent studies, the transition always coincides with a…”
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