In Situ and Operando X-ray Scattering Methods in Electrochemistry and Electrocatalysis

OM Magnussen, J Drnec, C Qiu, I Martens… - Chemical …, 2024 - ACS Publications
Electrochemical and electrocatalytic processes are of key importance for the transition to a
sustainable energy supply as well as for a wide variety of other technologically relevant …

Strain Heterogeneity and Extended Defects in Halide Perovskite Devices

KWP Orr, J Diao, K Dey, M Hameed, M Dubajić… - ACS Energy …, 2024 - ACS Publications
Strain is an important property in halide perovskite semiconductors used for optoelectronic
applications because of its ability to influence device efficiency and stability. However …

Three-dimensional reconstruction of intragranular strain and orientation in polycrystals by near-field X-ray diffraction

P Reischig, W Ludwig - Current Opinion in Solid State and Materials …, 2020 - Elsevier
A theoretical framework is proposed for simultaneous reconstruction of the three-
dimensional grain shapes, intragranular strain and orientation fields inside polycrystals from …

Twin boundary migration in an individual platinum nanocrystal during catalytic CO oxidation

J Carnis, AR Kshirsagar, L Wu, M Dupraz… - Nature …, 2021 - nature.com
At the nanoscale, elastic strain and crystal defects largely influence the properties and
functionalities of materials. The ability to predict the structural evolution of catalytic …

Concurrent multi-peak Bragg coherent x-ray diffraction imaging of 3D nanocrystal lattice displacement via global optimization

S Maddali, TD Frazer, N Delegan, KJ Harmon… - npj Computational …, 2023 - nature.com
In this paper we demonstrated a method to reconstruct vector-valued lattice distortion fields
within nanoscale crystals by optimization of a forward model of multi-reflection Bragg …

Three-dimensional strain dynamics govern the hysteresis in heterogeneous catalysis

AR Passos, A Rochet, LM Manente, AF Suzana… - Nature …, 2020 - nature.com
Understanding catalysts strain dynamic behaviours is crucial for the development of cost-
effective, efficient, stable and long-lasting catalysts. Here, we reveal in situ three …

Nanoscale lattice strains in self-ion implanted tungsten

NW Phillips, H Yu, S Das, D Yang, K Mizohata, W Liu… - Acta Materialia, 2020 - Elsevier
Develo** a comprehensive understanding of the modification of material properties by
neutron irradiation is important for the design of future fission and fusion power reactors. Self …

Bragg coherent diffraction imaging by simultaneous reconstruction of multiple diffraction peaks

Y Gao, X Huang, H Yan, GJ Williams - Physical Review B, 2021 - APS
Bragg coherent diffractive imaging (BCDI) is a noninvasive microscopy technique that can
visualize the morphology and internal lattice deviations of crystals with nanoscale spatial …

In situ three-dimensional observation of plasticity onset in a Pt nanoparticle

S Yehya, TW Cornelius, MI Richard, F Berenguer… - Nanoscale, 2024 - pubs.rsc.org
Defects in nanocrystals can dramatically alter their physical and chemical behavior. It is thus
crucial to understand the defect behavior at the nanoscale to enhance material properties …

Anomalous glide plane in platinum nano-and microcrystals

MI Richard, S Labat, M Dupraz, J Carnis, L Gao… - ACS …, 2023 - ACS Publications
At the nanoscale, the properties of materials depend critically on the presence of crystal
defects. However, imaging and characterizing the structure of defects in three dimensions …