Results 181 to 190 of about 6,843,697 (359)

Fatigue properties of ferritic/martensitic steel after neutron irradiation and helium implantation

open access: yesNuclear Materials and Energy, 2020
The effects of displacement damage and helium on the fatigue life of the reduced activation ferritic/martensitic steel, F82H-IEA, were evaluated by fatigue tests at room temperature after neutron irradiation and helium implantation.
Shuhei Nogami   +2 more
doaj  

Highly Efficient Spin‐Orbit Torque Switching in a Topological Insulator/Chromium Telluride Heterostructure with Opposite Berry Curvature

open access: yesAdvanced Electronic Materials, EarlyView.
This study reports high spin‐torque efficiency (ΔHLJ=12.9×10−6mTA−1cm2$\frac{{{{\Delta}}{H_L}}}{J} = 12.9 \times {10^{ - 6}}{\mathrm{mT}}\;{{\mathrm{A}}^{ - 1}}{\mathrm{c}}{{\mathrm{m}}^2}$) and spin Hall conductivity (σSH=4.8×106ℏ2eΩ−1m−1${\sigma _{SH}} = 4.8 \times {10^6}\frac{\hbar }{{2e}}{{{\Omega}}^{ - 1}}{{\mathrm{m}}^{ - 1}}$), along with ...
Kewen Zhang   +9 more
wiley   +1 more source

Magnetic Precursor to the Structural Phase Transition in V2O3

open access: yesAdvanced Electronic Materials, EarlyView.
V₂O₃, a model Mott insulator, undergoes a metal‐insulator transition linked to structural and magnetic transitions, though the underlying mechanism remains unclear. Through muon‐spin rotation and X‐ray diffraction on strain‐engineered thin films, a magnetic precursor to the structural transition is identified, emphasizing the key role of magnetism in ...
Chubin Huang   +7 more
wiley   +1 more source

Insight Into the Spin Reorientation Phase Transition in the Magnetocaloric NdNi Compound

open access: yesAdvanced Electronic Materials, EarlyView.
This work reveals the evolution of magnetic structure with temperature of NdNi through neutron diffraction. Meanwhile, First‐principles calculations indicate that the spin reorientation phase transition is dominated by the 4f electrons of Nd. In addition, the effect of spin reorientation phase transition on the magnetocaloric effect is discussed ...
Yawei Gao   +20 more
wiley   +1 more source

Nominal Lanthanum Niobate, a Versatile Additive for Reducing Grain Boundary Resistance in Conductive Ceramics

open access: yesAdvanced Energy Materials, EarlyView.
The grain boundaries of well‐known conducting ceramics, like Na+‐ion conducting Na3.4Zr2Si2.4P0.6O12, Li+‐ion conducting Li1.5Al0.5Ti1.5P3O12 and Li0.34La0.56TiO3, O2‐‐ion conducting Y0.148Zr0.852O2‐δ and electronic conducting SrTiO3, are reinforced by adding 0.5‐3 mol% LaNbO4 without changing the density of the ceramic, resulting in much lower grain ...
Limin Liu   +11 more
wiley   +1 more source

Neutron irradiation effect on superconductivity of Nb3Sn wire - 50 Hz data acquisition system -

open access: yesNuclear Materials and Energy
A research facility for neutron irradiation effect on superconducting materials has been installed at Oarai center in Tohoku University in 2012 as part of a post irradiation experiment.
Arata Nishimura, Yoshimitsu Hishinuma
doaj  

Concurrent Operando Neutron Imaging and Diffraction Analysis Revealing Spatial Lithiation Phase Evolution in an Ultra‐Thick Graphite Electrode

open access: yesAdvanced Energy Materials, EarlyView.
The lithiation phases in an ultra‐thick graphite electrode are mapped operando as a function of electrode depth through a new method concurrently combining neutron imaging and diffraction. The results reveal the coexistence of lithiation phases during cycling as well as the solid electrolyte interface (SEI) formation and capacity loss through non ...
Markus Strobl   +12 more
wiley   +1 more source

Low‐Cost, High‐Efficiency Organic Solar Cells Based on Ecofriendly Processing Solvent

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
A low‐complexity, cost‐effective donor material, PTQ10, combined with the high‐efficiency acceptor materials, BTP‐eC9 and Y6, demonstrates excellent performance with the ecofriendly solvent o‐xylene (XY) instead of the traditional chloroform (CF) for the spin‐coating method.
Yunpeng Qin   +9 more
wiley   +1 more source

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