Results 181 to 190 of about 681,467 (332)

Low‐Voltage Controlled Coercivity in Nanocrystalline Fe‐Ni Films by Magneto‐Ionic Effects

open access: yesAdvanced Electronic Materials, EarlyView.
Fe‐Ni alloy films are introduced as magneto‐ionic material platform for energy‐efficient magnetic devices. In a compositional series of electrolyte‐gated Fe‐Ni films, the application of a voltage of around 1 V leads to magnetic property changes. The greatest effect, a >90% decrease in coercivity, occurs in near‐equiatomic alloys with ultra‐fine grains.
Anna Ullrich   +6 more
wiley   +1 more source

Strange matter in the universe

open access: yes, 2008
The strange quark matter hypothesis is one of the most exciting speculations of the XX Century Physics. If this hypothesis is correct, the ground state of the matter would be the strange matter, which could form the core of compact objects like neutron stars or even more exotic objects like quarks stars.
Martinez, Perez A.   +3 more
openaire   +1 more source

The Effect of Pore Functionality in Multicomponent Covalent Organic Frameworks on Stable Long‐Term Photocatalytic H2 Production

open access: yesAdvanced Energy Materials, EarlyView.
Five COFs are synthesized through a multicomponent reaction, preserving a similar backbone while introducing varying pore functionalities. All COFs demonstrate excellent chemical stability and sustained H2 production under sunlight for 7‐15 days. The imidazole‐functionalized COF exhibits the highest H2 production, which can be attributed to its high ...
Prasenjit Das   +18 more
wiley   +1 more source

Correlation between unconventional superconductivity and strange metallicity revealed by operando superfluid density measurements. [PDF]

open access: yesSci Adv
Zhang R   +17 more
europepmc   +1 more source

Digital Twin of Solid Oxide Electrochemical Cells: From 3D Microstructure Reconstruction to Multiphysics Modeling

open access: yesAdvanced Energy Materials, EarlyView.
This review outlines the implementation of digital twin frameworks for solid oxide electrochemical cells (SOCs), encompassing 3D microstructure reconstruction, quantitative morphological analysis, and microstructure‐resolved multiphysics modeling. Emphasis is placed on recent advances that position digital twins as powerful tools for microstructure ...
Seungsoo Jang   +9 more
wiley   +1 more source

Performance of computed tomography and magnetic resonance morphometry in evaluating brain atrophy in Down syndrome. [PDF]

open access: yesAlzheimers Dement
Sánchez-Moreno B   +9 more
europepmc   +1 more source

Toward a Rational Design of Conjugated Copolymers with Oxygenated Side Chains for Boosting Thermoelectric Properties

open access: yesAdvanced Energy Materials, EarlyView.
The molecular design strategy that integrates both side chain and backbone engineering in diketopyrrolopyrrole‐based conjugated polymers to identify the optimal balance between doping efficiency and microstructural order is demonstrated. Comprehensive spectroscopic, electrochemical, morphological, and structural characterizations reveal that the ...
Taewoong Han   +13 more
wiley   +1 more source

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