Charge-Transfer Induced Magnetic Field Effects of Nano-Carbon Heterojunctions
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MoS2-based nanostructures, including atomic defect, nanohole, nanodot and antidot, are characterized with spin-polarized density functional theory. The S-vacancy defect is more likely to form than the Mo-vacancy defect due to the formation of Mo-Mo metallic bonds. Among different shaped nanoholes and nanodots, triangle ones associated with ferromagnetic characteristic are the most energetically favorable, and exhibit unexpected large spin moment that is scaled linearly with edged length.
Increased low spin Co 3+ content in LaCoO 3 leads to higher oxygen diffusivity by promoting larger oxygen vacancy concentrations.
Here, unraveling nanoscale spin structures has long been an important activity addressing various scientific interests, that are also readily adaptable to technological applications.
Replacing all protons on a polymer by deuterium has a dramatic impact on spin-dependent properties of the material in devices.
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KIrO 3 in the body-centered cubic variant of the KSbO 3 -type structure is reported.
The influence of the stacking of three atoms thick islands of Co on Ru(0001) is studied by spin-polarized low-energy electron microscopy (SPLEEM). It decreases by two orders of magnitude by changing the stacking sequence from fcc to hcp.
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The model, including shielding effects of high-Z dust grain ablation in tokamak edge plasma, is presented. In a contrast to shielding models developed for pellets ablation in a hot plasma core, this model deals with the dust grain ablation in relatively cold edge plasma. Using some simplifications, a closed set of equations determining the grain ablation rate Γ is derived and analyzed both analytically and numerically. The scaling law for Γ versus grain radius and ambient plasma parameters is obtained and confirmed by the results of numerical solutions. The results obtained are compared with both dust grain models containing no shielding effects and the pellet ablation models.
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A setup for recording optically detected electron paramagnetic resonance spectra of radical ions involved in geminate recombination and generated by vacuum ultraviolet is described. The setup allows registration of EPR spectra from short-lived radical ions in polymeric films at room temperature by recombination fluorescence modulated by a resonance microwave field.