Rotating ring–disk electrode study of oxygen evolution at a perovskite surface: correlating activity to manganese concentration

J Scholz, M Risch, KA Stoerzinger… - The Journal of …, 2016 - ACS Publications
Transition-metal oxides with the perovskite structure are promising catalysts to promote the
kinetics of the oxygen evolution reaction (OER). To improve the activity and stability of these …

Tailoring the oxygen evolution activity and stability using defect chemistry

J Scholz, M Risch, G Wartner, C Luderer, V Roddatis… - Catalysts, 2017 - mdpi.com
Improving the activity of catalysts for the oxygen evolution reaction (OER) requires a detailed
understanding of the surface chemistry and structure to deduce structure-function …

Key Parameters for Detectivity Improvement of Low Noise Anisotropic Magnetoresistive Sensors Made of La2/3Sr1/3MnO3 Single Layers on Vicinal Substrates

LG Enger, S Flament, IN Bhatti… - ACS Applied …, 2023 - ACS Publications
The current trend in magnetoresistive sensors development is to increase the sensitivity of
single sensing elements by using multilayer structures and to design them into arrays. Such …

High-Performance Implantable Sensors based on Anisotropic Magnetoresistive La0.67Sr0.33MnO3 for Biomedical Applications

A Vera, I Martínez, LG Enger, B Guillet… - ACS Biomaterials …, 2023 - ACS Publications
We present the design, fabrication, and characterization of an implantable neural interface
based on anisotropic magnetoresistive (AMR) magnetic-field sensors that combine reduced …

A low-noise and quasi-ideal DC current source dedicated to four-probe low-frequency noise measurements

JM Routoure, S Wu, C Barone… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, a dc current source dedicated to fourprobe low-frequency noise measurements
is presented. An output impedance value of 3 MQ with a maximum output current of 1.5 mA …

[HTML][HTML] Enhanced electrical and magnetic properties in La0. 7Sr0. 3MnO3 thin films deposited on CaTiO3-buffered silicon substrates

C Adamo, L Méchin, T Heeg, M Katz, S Mercone… - APL materials, 2015 - pubs.aip.org
We investigate the suitability of an epitaxial CaTiO 3 buffer layer deposited onto (100) Si by
reactive molecular-beam epitaxy (MBE) for the epitaxial integration of the colossal …

Sub-nT Resolution of Single Layer Sensor Based on the AMR Effect in La2/3Sr1/3MnO3 Thin Films

LG Enger, S Flament, IN Bhatti, B Guillet… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Single-layer magnetoresistive sensors were designed in a Wheatstone bridge configuration
using La 2/3 Sr 1/3 MnO 3 ferromagnetic oxide thin film. Uniaxial anisotropy was induced by …

Optical constants and thickness determination of La2/3Sr1/3MnO3 thin films on Nb: SrTiO3 substrates by spectro-ellipsometry: Combination of optical and X-ray …

J Blond, C Dufour, SK Chaluvadi, S Duprey… - Applied Surface …, 2024 - Elsevier
Abstract 40 nm thick La 2/3 Sr 1/3 MnO 3 (LSMO) thin films were epitaxially grown by Pulsed
Laser Deposition (PLD) onto niobium doped SrTiO 3 (Nb: STO) substrates, with different Nb …

[HTML][HTML] Selective modulation of electronic transport in VO2 induced by 10 keV helium ion irradiation

RM Gurrola, JM Cain, S Oh, TD Brown… - Journal of Applied …, 2024 - pubs.aip.org
Vanadium dioxide (VO 2) manifests an abrupt metal–insulator transition (MIT) from
monoclinic to rutile phases, with potential use for tunable electronic and optical properties …

Free-standing La0. 7Sr0. 3MnO3 suspended micro-bridges on buffered silicon substrates showing undegraded low frequency noise properties

S Liu, B Guillet, C Adamo… - Journal of …, 2019 - iopscience.iop.org
We report on the microfabrication process of free-standing suspended micro-bridges made
of La 0.7 Sr 0.3 MnO 3 (LSMO) thin films of thicknesses in the range of 10–100 nm. LSMO …