نتایج جستجو برای: homogeneous interlayer
تعداد نتایج: 76392 فیلتر نتایج به سال:
The evolution of magnetic domain structures with temperature during magnetic reversal in Co 4 Å /Pt tPt multilayers with perpendicular anisotropy has been investigated using magneto-optical Kerr imaging. Relatively large Pt layer thicknesses tPt=43 and 63 Å are chosen for this study because the interlayer coupling strength in the multilayers varies from weak at room temperature to strong at low...
In construction industry, laminated glass is more and more used for transparent loadbearing building components. It is known that the residual load-carrying capacity after glass breakage of glass/PVB (polyvinyl butyral) laminates is relatively poor, mainly due to the limited stiffness and strength of PVB. For that reason, the failure behaviour of laminates composed with a stiffer and stronger i...
[1] To understand the role of hydrated clay minerals in active fault systems, a humidity chamber connected to an X-ray diffractometer was used to determine the adsorption of water onto and/or into the crystal structure of smectite. This new type of analysis was carried out under specific temperature and humidity conditions, using powdered clay size fractions (< 2 mm) of rock samples from the Sa...
Roles of antisite transition metals interchanging with Li atoms in electrode materials of Li transition-metal complex oxides were clarified using a newly developed direct labeling method, termed powder diffraction anomalous fine structure (P-DAFS) near the Ni K-edge. We site-selectively investigated the valence states and local structures of Ni in Li0.89Ni1.11O2, where Ni atoms occupy mainly th...
We discuss some generalities about the spin gap in cuprate superconductors and in detail, how it arises from the interlayer picture. It can be thought of as spinon (uncharged) pairing, which occurs independently at each point of the 2D Fermi surface because of the momentum selection rule on interlayer superexchange and pair tunneling interactions. Some predictions can be made.
To reveal the effect of interlayer on temperature freeze-thaw soil and transformation between phreatic water in shallow groundwater areas, a test was conducted with table depth 0.5 m under laboratory action. The sand columns constant freezing at −20°C lasted for 20 days, thawing process 15 days were monitored. interlayers particle size 0.1–0.5 mm (d 50 = 0.3 mm) thickness 5 cm set 5, 15, 20, 25...
Compression springs were prepared from Cr-Si high strength spring steel and coated with pure Zn and ZnNi by electroplating process. The effect of baking after electroplating as well as applying an electroless nickel interlayer on the fatigue and fatigue corrosion of the springs was investigated. The results were analyzed using weibull statistical model. A considerable improvement (8%) in fati...
In this paper, numerical and empirical investigations of the effect of AISI 347 stainless steel interlayer on the microstructure, mechanical properties and fracture mode of AISI 321 stainless steel resistance spot welds have been conducted. For this purpose, two types of joints, the first free from inter layer and the second contains interlayer with 0.05 mm thickness as well as difference curre...
The theoretical model for explanation of the so-called "long range proximity effect" (temperature independent and extremely large supercurrent decay length g,' z 10 50nm) of the HTS Josephson junctions with semiconductor oxide interlayer is proposed. It is suggested that the resonant tunneling via a large number of single localized states (LS) in the interlayer is responsible for this effect. W...
Two-dimensional materials, such as graphene, transition metal dichalcogenides, and phosphorene, can be used to construct van der Waals multilayer structures. This approach has shown potentials to produce new materials that combine novel properties of the participating individual layers. One key requirement for effectively harnessing emergent properties of these materials is electronic connectio...
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