Results 241 to 250 of about 39,546 (266)

Discovery of a Ferromagnetic Nickel Chalcogenide Nanocluster Ni3S3H(PEt3)5

open access: yesSmall, EarlyView.
This study presents the synthesis and characterization of a novel nickel chalcogenide nanocluster, with ferromagnetic properties and strong coercivity. A combination of ion mobility‐mass spectrometry, density functional theory, and spectroscopic techniques provide the first structural insights into this ligated nanocluster and the origin of its ...
Xilai Li   +8 more
wiley   +1 more source

Exchange Bias in La0.67Sr0.33MnO3/YFeO3 Ferromagnet/Antiferromagnet Multilayer Heterostructures

open access: yesSmall, EarlyView.
Exchange bias is demonstrated in perovskite‐structured ferromagnet/antiferromagnet (La0.67Sr0.33MnO3/YFeO3)n heterostructures grown on (100) SrTiO3 substrates, and a spin valve consisting of La0.67Sr0.33MnO3/SrTiO3/La0.67Sr0.33MnO3/YFeO3 shows stable remanent configurations resulting from pinning of the upper La0.67Sr0.33MnO3 layer by the YFeO3.
Paul Fourmont   +3 more
wiley   +1 more source

Solvato/Vapochromism‐Based Alcohol Sensing through Metal–Organic Framework Thin Films with Coordinatively Unsaturated Metal Sites

open access: yesSmall Science, EarlyView.
Cu‐based metal–organic framework (MOF) thin film, Cu‐MOF‐74, is fabricated and exhibits rapid and reversible solvato/vapochromism upon gas adsorption, including water and ethanol. A smartphone application is developed to detect ethanol concentrations, enabling convenient evaluation of ethanol level of the surrounding atmosphere. Cu‐MOF‐74‐based sensors
Yuto Toki   +4 more
wiley   +1 more source

Designing Nontrivial Real‐Space Berry Curvature through Non‐Monotonic Bulk Inversion Symmetry Breaking in Self‐Intercalated Cr1+δTe2

open access: yesSmall Science, EarlyView.
By controlling the Cr intercalant (δ) in Cr1+δTe2, the topological Hall effect (THE) amplitude (ρTHEpeak$\rho_{\text{THE}}^{\text{peak}}$) and Dzyaloshinskii–Moriya interaction strength can be tuned, revealing a strong correlation between them. Moreover, the largest ρTHEpeak$\rho_{\text{THE}}^{\text{peak}}$ of 2.75 μΩ⋅cm$2.75 \text{ &amp ...
Seungwon Rho   +6 more
wiley   +1 more source

Physically Unclonable Function Utilizing Stochastic Indirect Exchange Interaction

open access: yesSmall Structures, EarlyView.
A physically unclonable function (PUF) utilizes manufacturing variations to create secret keys. This study proposes a spin–orbit torque PUF model based on the Ruderman–Kittel–Kasuya–Yosida interaction. It features near‐ideal properties that can operate under zero magnetic field and varying temperatures.
Jeong Kyu Lee   +3 more
wiley   +1 more source

Emergent Epitaxial Configuration of Pr3IrO7 Domains via YSZ (111) Substrate

open access: yesSmall Structures, EarlyView.
Epitaxial growth of Pr3IrO7, with its highly anisotropic structure, on a (111)‐oriented Yttrium‐stabilized ZrO2 (YSZ) substrate leads to distinctive domain configurations. This domain arrangement gives rise to spin‐glass behavior, markedly different from bulk materials, highlighting the impact of reduced dimensionality and substrate interaction.
Gahee Noh   +6 more
wiley   +1 more source

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