Voltage-controlled ON–OFF ferromagnetism at room temperature in a single metal oxide film

A Quintana, E Menendez, MO Liedke, M Butterling… - ACS …, 2018 - ACS Publications
Electric-field-controlled magnetism can boost energy efficiency in widespread applications.
However, technologically, this effect is facing important challenges: mechanical failure in …

A multimodal approach to revisiting oxidation defects in Cr2O3

R Auguste, HL Chan, E Romanovskaia, J Qiu… - npj Materials …, 2022 - nature.com
The oxidation of chromium in air at 700° C was investigated with a focus on point defect
behavior and transport during oxide layer growth. A comprehensive set of characterization …

[HTML][HTML] Exploring point defects and trap states in undoped SrTiO3 single crystals

M Siebenhofer, F Baiutti, J de Dios Sirvent… - Journal of the European …, 2022 - Elsevier
The defect chemistry and electronic trapping energies in undoped single crystalline SrTiO 3
were examined by electrochemical impedance spectroscopy at low (25–160° C) and …

Vacancy complexes in nonequilibrium germanium-tin semiconductors

S Assali, M Elsayed, J Nicolas, MO Liedke… - Applied Physics …, 2019 - pubs.aip.org
Depth-profiled pulsed low-energy positron annihilation lifetime spectroscopy and Doppler
broadening spectroscopy were combined to identify vacancy-related complexes and probe …

Vacancy-hydrogen interaction in niobium during low-temperature baking

M Wenskat, J Čižek, MO Liedke, M Butterling, C Bate… - Scientific reports, 2020 - nature.com
A recently discovered modified low-temperature baking leads to reduced surface losses and
an increase of the accelerating gradient of superconducting TESLA shape cavities. We will …

[HTML][HTML] Radiation damage evolution in High Entropy Alloys (HEAs) caused by 3–5 MeV Au and 5 MeV Cu ions in a broad range of dpa in connection to mechanical …

A Mackova, V Havránek, R Mikšová… - Nuclear Materials and …, 2023 - Elsevier
Abstract High Entropy Alloys (HEAs) are prospective materials for nuclear fusion reactors
and were irradiated in this study at a broad range of energetic ion fluences. Different ion …

[HTML][HTML] Degradation of Laser Sintered polyamide 12 parts due to accelerated exposure to ultraviolet radiation

ASD Shackleford, RJ Williams, R Brown… - Additive …, 2021 - Elsevier
Laser Sintering is an additive manufacturing technology capable of producing robust,
geometrically complex polymer parts, with polyamide 12, also known as nylon-12, the most …

Phase evolution of Te-hyperdoped Si upon furnace annealing

MS Shaikh, M Wang, R Hübner, MO Liedke… - Applied Surface …, 2021 - Elsevier
Si hyperdoped with chalcogens via ion implantation and pulsed laser melting is known to
exhibit strong room-temperature sub-bandgap photoresponse. As a thermodynamically …

TiO2 Phase Engineering by Millisecond Range Annealing for Highly Efficient Photocatalysis

S Prucnal, R Gago, DG Calatayud… - The Journal of …, 2023 - ACS Publications
Air pollution and the energy crisis are the two main driving forces behind the development of
alternative, environmentally friendly methods of energy production. Photoactive materials …

Probing the impact of the initiator layer on grafted-from polymer brushes: a positron annihilation spectroscopy study

G Panzarasa, S Aghion, G Marra, A Wagner… - …, 2017 - ACS Publications
Grafting-from is the technique of choice to obtain polymer brushes. It is based on the growth
of polymer chains directly from an initiator-functionalized surface, and its development …