High-concentration silver alloying and steep back-contact gallium grading enabling copper indium gallium selenide solar cell with 23.6% efficiency

J Keller, K Kiselman, O Donzel-Gargand, NM Martin… - Nature Energy, 2024 - nature.com
Chalcopyrite-based solar cells have reached an efficiency of 23.35%, yet further
improvements have been challenging. Here we present a 23.64% certified efficiency for a …

Traceable characterization of nanomaterials by x-ray spectrometry using calibrated instrumentation

B Beckhoff - Nanomaterials, 2022 - mdpi.com
Traceable characterization methods allow for the accurate correlation of the functionality or
toxicity of nanomaterials with their underlaying chemical, structural or physical material …

[HTML][HTML] Towards multiscale X-ray tomographic imaging in membrane science—A perspective

G Rudolph-Schöpping, E Larsson, TN Pingel… - Journal of Membrane …, 2024 - Elsevier
Tomographic X-ray imaging techniques offer novel opportunities for studying membranes
and membrane processes in 3D on a spatial resolution not seen before. Traditional 2D …

[PDF][PDF] High-resolution and high-sensitivity X-ray ptychographic coherent diffraction imaging using the CITIUS detector

Y Takahashi, M Abe, H Uematsu… - Journal of …, 2023 - journals.iucr.org
Ptychographic coherent diffraction imaging (PCDI) is a synchrotron X-ray microscopy
technique that provides high spatial resolution and a wide field of view. To improve the …

Design and performance of a dedicated coherent X-ray scanning diffraction instrument at beamline NanoMAX of MAX IV

D Carbone, S Kalbfleisch, U Johansson… - Synchrotron …, 2022 - journals.iucr.org
The diffraction endstation of the NanoMAX beamline is designed to provide high-flux
coherent X-ray nano-beams for experiments requiring many degrees of freedom for sample …

Effect of Ordered Vacancy Compounds on the Carrier Collection in Wide‐Gap (Ag,Cu)(In,Ga)Se2 Solar Cells

J Keller, N Martin, O Donzel‐Gargand, K Kiselman… - Solar …, 2024 - Wiley Online Library
This contribution studies the effect of ordered vacancy compounds (OVCs) on the minority
carrier collection in wide‐gap (Ag, Cu)(In, Ga) Se2 (ACIGS) solar cells. For this purpose …

Defect-driven antiferromagnetic domain walls in CuMnAs films

S Reimers, D Kriegner, O Gomonay, D Carbone… - Nature …, 2022 - nature.com
Efficient manipulation of antiferromagnetic (AF) domains and domain walls has opened up
new avenues of research towards ultrafast, high-density spintronic devices. AF domain …

The hard X-ray nanoprobe beamline at the SSRF

Y He, H Jiang, DX Liang, ZS Jiang, HN Yu… - Nuclear Science and …, 2024 - Springer
The hard X-ray nanoprobe beamline BL13U is a phase-II beamline project at the Shanghai
Synchrotron Radiation Facility. The beamline aims to enable comprehensive experiments at …

Nanoscale x-ray imaging of composition and ferroelastic domains in heterostructured perovskite nanowires: implications for optoelectronic devices

S Hammarberg, LAB Marçal, N Lamers… - ACS Applied Nano …, 2023 - ACS Publications
Metal halide perovskites (MHPs) have garnered significant interest as promising candidates
for nanoscale optoelectronic applications due to their excellent optical properties. Axially …

The CARNAUBA X-ray nanospectroscopy beamline at the Sirius-LNLS synchrotron light source: Developments, commissioning, and first science at the TARUMA …

HCN Tolentino, RR Geraldes, FMC da Silva… - Journal of Electron …, 2023 - Elsevier
We review the main developments and first commissioning experiments at the CARNAÚBA
X-ray nanoprobe beamline, recently installed at the brand-new Sirius 4th-generation …