Results 201 to 210 of about 105,836 (304)

Oxidation of Intermetallic Al–Fe–Mo Phases

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
The oxidation of ternary intermetallic phases reveals the initial selective oxidation to Al2O3 and a phase segregation into AlMo3 and AlFe. Fe‐rich molybdates result from an intermediate metallothermic redox reaction involving AlFe. Thermal oxidation processes of Al9‐xFexMo3 intermetallic phases are investigated by thermogravimetry, in situ X‐ray ...
Anna K. Weber, Angela Möller
wiley   +1 more source

Mobile electromagnetic levitator for time‐resolved in situ X‐ray diffraction studies of high‐temperature phase transformations

open access: yesJournal of Synchrotron Radiation, EarlyView.
A mobile electromagnetic levitator combined with time‐resolved synchrotron X‐ray diffraction enables in situ studies of high‐temperature phase transformations without container‐induced contamination and reveals the first direct observation of metastable phase formation in undercooled Fe–Co alloys.In situ observations of high‐temperature transformations,
Olga Shuleshova   +6 more
wiley   +1 more source

Structural and magnetic investigations of the Weyl semimetal family CeAlSi1–xGex

open access: yesActa Crystallographica Section B, EarlyView.
A systematic investigation is reported of the structural and magnetic evolution in the CeAlSi1–xGex series, combining X‐ray and neutron diffraction with magnetization measurements on polycrystalline samples and single crystals. Chemical substitution leads to a continuous lattice expansion and a suppression of the ferromagnetic ordering temperature ...
Daniel A. Mayoh   +7 more
wiley   +1 more source

Response of Remote Tropical West Pacific Islands to Climate Variability: A Multiproxy Record From T‐Lake, Palau, Spanning the Early Holocene to Present

open access: yesArchaeometry, EarlyView.
ABSTRACT Lake sediments are natural archives of past environmental dynamics and how these systems have responded to past climate variability. Sediment geochemistry, governed by local geology and climate processes, is unique to each lake‐catchment and geochemical proxies must be validated for each study site.
Jalene Nalbant   +6 more
wiley   +1 more source

In situ evaluation of the bleaching efficacy of experimental hydrogen peroxide hydrogel with MnO‐doped Biosilicate activated by violet LED light

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract Hydrogen peroxide (HP) at 35% is effective for dental bleaching but may reduce enamel mineral content and induce structural changes. This study developed a bleaching‐hydrogel containing 6%HP and manganese‐oxide–doped Biosilicate (MnO_BioS), activated by violet LED, under in situ conditions.
Rafael Dascanio   +5 more
wiley   +1 more source

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