D. A. Chaney
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View article: Accessing dynamic disorder in AlPO <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si12.svg" display="inline" id="d1e231"> <mml:msub> <mml:mrow/> <mml:mrow> <mml:mn>4</mml:mn> </mml:mrow> </mml:msub> </mml:math> -5 with single crystal diffuse scattering and ab initio molecular dynamics simulations
Accessing dynamic disorder in AlPO -5 with single crystal diffuse scattering and ab initio molecular dynamics simulations Open
View article: Charge density waves and soft phonon evolution in the superconductor <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>BaNi</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mrow><mml:mo>(</mml:mo><mml:msub><mml:mi>As</mml:mi><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:msub><mml:mi mathvariant="normal">P</mml:mi><mml:mi>x</mml:mi></mml:msub><mml:mo>)</mml:mo></mml:mrow><mml:mn>2</mml:mn></mml:msub></mml:mrow></mml:math>
Charge density waves and soft phonon evolution in the superconductor Open
The superconductor BaNi2As2 exhibits a soft-phonon-driven, incommensurate charge density wave (I-CDW) which is accompanied by a small orthorhombic structural phase transition. Upon further cooling, BaNi2As2 undergoes a first-order structur…
View article: Impact of Ca substitution on competing orders in superconducting <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>BaNi</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>As</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:mrow></mml:math>
Impact of Ca substitution on competing orders in superconducting Open
BaNi2As2, a structural analog to the iron-based parent compound BaFe2As2, offers a unique platform to study the interplay between superconductivity, charge density waves, and, possibly, electronic nematicity. Here, we report on the growth …
View article: Chemical pressure tuning of competing orders in $\textrm{Ba}_{1-x}\textrm{Ca}_{x}\textrm{Ni}_{2}\textrm{As}_{2}$
Chemical pressure tuning of competing orders in $\textrm{Ba}_{1-x}\textrm{Ca}_{x}\textrm{Ni}_{2}\textrm{As}_{2}$ Open
$\mathrm{Ba}\mathrm{Ni}_{2}\mathrm{As}_{2}$, a structural-analogue to the iron-based parent compound $\mathrm{Ba}\mathrm{Fe}_{2}\mathrm{As}_{2}$, offers a unique platform to study the interplay between superconductivity, charge density wav…
View article: Assessing the Ubiquity of Bloch Domain Walls in Ferroelectric Lead Titanate Superlattices
Assessing the Ubiquity of Bloch Domain Walls in Ferroelectric Lead Titanate Superlattices Open
The observation of unexpected polarization textures such as vortices, skyrmions, and merons in various oxide heterostructures has challenged the widely accepted picture of ferroelectric domain walls as being Ising-like. Bloch components in…
View article: Assessing the nature of nanoscale ferroelectric domain walls in lead titanate multilayers
Assessing the nature of nanoscale ferroelectric domain walls in lead titanate multilayers Open
The observation of unexpected polarisation textures such as vortices, skyrmions and merons in various oxide heterostructures has challenged the widely accepted picture of ferroelectric domain walls as being Ising-like. Bloch components in …
View article: Polyepitaxial grain matching to study the oxidation of uranium dioxide
Polyepitaxial grain matching to study the oxidation of uranium dioxide Open
Although the principal physical behaviour of a material is inherently connected to its fundamental crystal structure, the behaviours observed in the real-world are often driven by the microstructure, which for many polycrystalline material…
View article: Polyepitaxial grain matching to study the oxidation of uranium dioxide
Polyepitaxial grain matching to study the oxidation of uranium dioxide Open
Although the principal physical behaviour of a material is inherently connected to its fundamental crystal structure, the behaviours observed in the real-world are often driven by the microstructure, which for many polycrystalline material…
View article: Electronic structure and lattice dynamics of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>1</mml:mn><mml:mi>T</mml:mi><mml:mtext>−</mml:mtext><mml:msub><mml:mi>VSe</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:mrow></mml:math>: Origin of the three-dimensional charge density wave
Electronic structure and lattice dynamics of : Origin of the three-dimensional charge density wave Open
To characterize in detail the charge density wave (CDW) transition of 1T-VSe2, its electronic structure and lattice dynamics are comprehensively studied by means of x-ray diffraction, muon spectroscopy, angle resolved photoemission (ARPES)…
View article: Structural properties of epitaxial <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>α</mml:mi></mml:math>-U thin films on Ti, Zr, W and Nb
Structural properties of epitaxial -U thin films on Ti, Zr, W and Nb Open
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View article: Structural properties of epitaxial α-U thin films on Ti, Zr, W and Nb
Structural properties of epitaxial α-U thin films on Ti, Zr, W and Nb Open
Thin layers of orthorhombic uranium (α-U) have been grown onto buffered sapphire substrates by d.c. magnetron sputtering, resulting in the discovery of new epitaxial matches to Ti(00.1) and Zr(00.1) surfaces. These systems have been charac…
View article: Electronic structure and lattice dynamics of 1T-VSe$_2$: origin of the 3D-CDW
Electronic structure and lattice dynamics of 1T-VSe$_2$: origin of the 3D-CDW Open
In order to characterize in detail the charge density wave (CDW) transition of 1$T$-VSe$_2$, its electronic structure and lattice dynamics are comprehensively studied by means of x-ray diffraction, angle resolved photoemission (ARPES), dif…
View article: A review of uranium-based thin films
A review of uranium-based thin films Open
Thin films based on silicon and transition-metal elements dominate the semiconducting industry and are ubiquitous in all modern devices. Films have also been produced in the rare-earth series of elements for both research and specialized a…
View article: Tuneable correlated disorder in alloys
Tuneable correlated disorder in alloys Open
Understanding the role of disorder and the correlations that exist within it,\nis one of the defining challenges in contemporary materials science. However,\nthere are few material systems, devoid of other complex interactions, which can\n…