Publications (20)
Accelerating the development of oxynitride thin films: A combinatorial investigation of the Al-Si-O-N system
Stefanie Frick, Oleksandr Pshyk, Arnold Müller +3
Oxynitrides are used in a variety of applications including photocatalysts, high-k dielectrics or wear-resistant coatings and often show intriguing multi-functionality. To accelera…
Physics-informed time-series forecasting of perovskite photoluminescence stability
Alexander Wieczorek, Manuel Kober-Czerny, Fábio Lopes +5
Accelerated ageing using elevated temperatures and illumination is one of the most common methods to rapidly study the stability of novel semiconductor materials. However, as the p…
Combinatorial Reactive Sputtering with Auger Parameter Analysis Enables Synthesis of Wurtzite Zn2TaN3
Siarhei Zhuk, Alexander Wieczorek, Amit Sharma +4
The discovery of new functional materials is one of the key challenges in materials science. Combinatorial high-throughput approaches using reactive sputtering are commonly employe…
Boron Co-Alloying in AlScN Wurtzite Ferroelectrics: Insights from an 850-Sample Combinatorial Study
Federica Messi, Nathan Rodkey, Manuel Kober-Czerny +1
AlScN wurtzite ferroelectrics are promising candidates for energy-efficient non-volatile memory. However, AlScN suffers from a high coercive field and reduced cycling endurance, an…
Resolving oxidation states and Sn-halide interactions of perovskites through Auger parameter analysis in XPS
Alexander Wieczorek, Huagui Lai, Johnpaul Pious +2
Reliable chemical state analysis of Sn semiconductors by XPS is hindered by the marginal observed shift in the Sn 3d region. For hybrid Sn-based perovskites especially, errors asso…
Chemical state analysis of reactively sputtered zinc vanadium nitride: The Auger parameter as a tool in materials design
Siarhei Zhuk, Sebastian Siol
Photoelectron spectroscopy is an important tool for the development of new materials. However, especially for nitride semiconductors, the formation of surface oxides, surface band…