Results 21 to 30 of about 1,816,806 (298)
Synthesis of nearly spherical AlN particles by an in-situ nitriding combustion route
Journal of Advanced Ceramics, 2021 Spherical AlN powders with micrometer size have attracted great attention owing to their good fluidity and dispersity. However, the industrial preparation methods usually require high temperature and long soaking time, which lead to the high cost and ...
Zhilei Wei +6 more
doaj +1 more source
Research progress in microalloying of Al-Zn-Mg series aluminum alloys
Cailiao gongcheng, 2022 Al-Zn-Mg series aluminum alloys have important applications in aerospace, transportation etc, for their excellent properties of low density and high strength.
LIN Fangcheng +4 more
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Entanglement and the nonlinear elastic behavior of forests of coiled carbon nanotubes [PDF]
, 2007 Helical or coiled nanostructures have been object of intense experimental and theoretical studies due to their special electronic and mechanical properties. Recently, it was experimentally reported that the dynamical response of foamlike forest of coiled
A. F. Fonseca +6 more
core +3 more sources
Ferroelectric switching in ferroelastic materials with rough surfaces
Scientific Reports, 2019 Electric switching of non-polar bulk crystals is shown to occur when domain walls are polar in ferroelastic materials and when rough surfaces with steps on an atomic scale promote domain switching.
Guangming Lu +4 more
doaj +1 more source
Crystals, 2022 Nitrogen-containing 0Cr19Ni10 (304 NG) austenitic stainless steel plays a significant role in Generation IV reactor pressure vessels. The structure and properties of 304 NG are heavily influenced by the grain boundaries (GBs), especially the initial ...
Longlong Yang +4 more
doaj +1 more source
Mechanical behavior of entangled fibers and entangled cross-linked fibers during compression [PDF]
, 2009 Entangled fibrous materials have been manufactured from different fibers: metallic fibers, glass fibers, and carbon fibers. Specimens have been produced with and without cross links between fibers. Cross-links have been achieved using epoxy spraying. The
Bouvet, Christophe +3 more
core +4 more sources
Materials & Design, 2019 The capability of joining molybdenum (Mo) to 304L stainless steel (304L) is of significance for nuclear energy industry, while no effective methods have been developed to produce high strength joints.
Lin-Jie Zhang +6 more
doaj +1 more source
Nanostructural Sc-based hierarchy to improve the creep resistance of Al–Cu alloys
Materials & Design, 2020 Al-2.5 wt% Cu alloys with different Sc additions (0, 0.1, 0.3, 0.5 wt%) are studied in comparison to reveal the Sc microalloying effect on precipitation, room temperature mechanical properties, and creep resistance.
Chong Yang +8 more
doaj +1 more source
Mechanical behavior of irregular fibers part III : the flexural buckling behavior
, 2002 Fiber buckling behavior is associated with fabric-evoked prickle, which affects clothing comfort and aesthetics. In this paper, the flexural buckling behavior of irregular or nonuniform fibers is studied using the finite element method (FEM).
Dolling, M. +7 more
core +1 more source
Small denominators, frequency operators, and Lie transforms for nearly integrable quantum spin systems [PDF]
, 1996 Based on the previously proposed notions of action operators and of quantum integrability, frequency operators are introduced in a fully quantum-mechanical setting.
A. J. Lichtenberg +29 more
core +2 more sources