Uniaxial stress relaxation behavior of marble after cyclic disturbance loads
Sign Up to like & getrecommendations! Published in 2020 at "Mechanics of Time-dependent Materials"
DOI: 10.1007/s11043-020-09458-w
Abstract: It is known that time-dependent rheological deformation of rocks is influenced by cyclic disturbance loads. However, the stress relaxation behavior after cyclic disturbance is still poorly understood. To study such effects, a dynamic disturbance electrohydraulic… read more here.
Keywords: disturbance loads; stress relaxation; cyclic disturbance; relaxation ... See more keywords
Electrical Properties and Dipole Relaxation Behavior of Zinc-Substituted Cobalt Ferrite
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DOI: 10.1007/s11664-017-5729-9
Abstract: Co1−xZnxFe2O4 ceramics with x = 0.00, 0.05, 0.10, 0.15 and 0.20 were synthesized by a modified citric acid sol–gel method. The crystalline phase of the samples was characterized by the powder x-ray diffraction technique (XRD) and the… read more here.
Keywords: relaxation; properties dipole; behavior zinc; dipole relaxation ... See more keywords
Stress relaxation behavior and life prediction of gasket materials used in proton exchange membrane fuel cells
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Central South University"
DOI: 10.1007/s11771-019-4033-7
Abstract: Silicone rubber gaskets are employed to keep fuel gases and oxidation in their own zones. Due to the viscosity and elasticity, the assembly force could relax when the silicone rubber is compressed in a proton… read more here.
Keywords: stress relaxation; proton exchange; relaxation behavior; fuel ... See more keywords
Relaxation behavior of densified sodium aluminoborate glass
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DOI: 10.1016/j.actamat.2020.07.068
Abstract: Abstract In this work, we study the relaxation behavior of a densified sodium aluminoborate glass by means of coupled Raman spectroscopy, Brillouin spectroscopy, and differential scanning calorimetry analyses. First, we show that the changes in… read more here.
Keywords: relaxation; behavior densified; densified sodium; glass ... See more keywords
High-temperature dielectric and relaxation behavior of Yb-doped Bi0.5Na0.5TiO3 ceramics
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DOI: 10.1016/j.ceramint.2017.01.086
Abstract: Abstract Microstructure, phase transition and dielectric properties of Yb-doped Bi 0.5 Na 0.5 TiO 3 (BNT) ceramics were investigated. It is found that ytterbium promotes the grain growth and densification of the ceramics while Ti-rich… read more here.
Keywords: temperature; temperature dielectric; dielectric relaxation; high temperature ... See more keywords
Colossal dielectric response and relaxation behavior in novel system of Zr4+ and Nb5+ co-substituted CaCu3Ti4O12 ceramics
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DOI: 10.1016/j.ceramint.2020.08.113
Abstract: Abstract In this work, we developed a novel system of isovalent Zr4+ and donor Nb5+ co-doped CaCu3Ti4O12 (CCTO) ceramics to enhance dielectric response. The influences of Zr4+ and Nb5+ co-substituting on the colossal dielectric response… read more here.
Keywords: relaxation behavior; dielectric response; zr4 nb5; zr4 ... See more keywords
Penetration and relaxation behavior of dry lunar regolith simulants
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DOI: 10.1016/j.icarus.2019.03.009
Abstract: Abstract A return to the lunar surface has been identified as an important near-term goal for NASA and other international space agencies. Along with recent and upcoming missions to asteroid bodies and other extraterrestrial surfaces,… read more here.
Keywords: penetration relaxation; relaxation; regolith; relaxation behavior ... See more keywords
History dependent resistivity relaxation behavior of FeRh0.46Pd0.54 in H-T space
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DOI: 10.1016/j.jmmm.2020.166859
Abstract: Abstract Path dependent resistivity ( ρ ) relaxation behavior of FeRh 0.46 Pd 0.54 is studied in magnetic field (H) – temperature (T) parameter space. It shows that within the hysteresis region of zero field… read more here.
Keywords: space; relaxation; dependent resistivity; relaxation behavior ... See more keywords
Enhanced the dielectric relaxation characteristics of BaTiO3 ceramic doped by BiFeO3 and synthesized by the microwave sintering method
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DOI: 10.1016/j.matchemphys.2020.123034
Abstract: Abstract (1-x) BaTiO3-x BiFeO3 ((1-x) BT-x BFO) (x = 0, 0.01, 0.03, 0.06, 0.1) ceramics with 0.15 wt% SiO2 additive were synthesized by microwave sintering (MWS) and conventional sintering (CS). The crystal structure, micromorphology, dielectric relaxation behavior and… read more here.
Keywords: synthesized microwave; relaxation; dielectric relaxation; relaxation behavior ... See more keywords
Relaxation behavior of polyurethane networks with different composition and crosslinking density
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DOI: 10.1016/j.polymer.2017.01.032
Abstract: Abstract The relaxation behavior of a series of solvent free polyurethane model networks with variable cross-link density prepared based on different commercial diols and a diisocyanate containing component are studied by differential scanning calorimetry (DSC),… read more here.
Keywords: relaxation; polyurethane; relaxation behavior; polyurethane networks ... See more keywords
The dielectric relaxation behavior induced by sodium migration in the Na2CoSiO4 structure within a three-dimensional Co–O–Si framework
Sign Up to like & getrecommendations! Published in 2020 at "RSC Advances"
DOI: 10.1039/d0ra04912c
Abstract: The disodium cobalt(II) orthosilicate material (NCS) has been synthesized using improved solid-state (NCS-SS) and co-precipitation (NCS-CP) methods of synthesis. The Rietveld refinement of the XRD pattern of Na2CoSiO4 has demonstrated an orthorhombic crystal system with… read more here.
Keywords: behavior induced; dielectric relaxation; relaxation behavior; migration ... See more keywords