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Stress Field (Earth Sciences)

Focal mechanisms and stress field in the Nobi fault area, central Japan

Focal mechanisms and stress field in the Nobi fault area, central Japan

... Some earthquakes were triggered by the M9.0 Tohoku- Oki earthquake in March 2011, and some of these were even located outside of the focal area. Although the study area is located far from the focal area, a temporal ...

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Equilibrium Elastic Stress Field of the Earth’s Solid Shell

Equilibrium Elastic Stress Field of the Earth’s Solid Shell

... elastic field (2.10). If gravitation is removed, then the elastic field disappears, that is, there is no plastic flow at loading, which disagrees with materials science ...the stress field. As ...

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Effect of hardening model on the weld residual stress field in pipe girth welds

Effect of hardening model on the weld residual stress field in pipe girth welds

... In the past, welding simulation has been conducted using a kinematic hardening model but with recent developments in the area there has been a shift to the use of isotropic and even mixed hardening models. From the ...

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Corrosion fatigue of low carbon steel under compressive residual stress field

Corrosion fatigue of low carbon steel under compressive residual stress field

... Fatigue testing of autofrettaged components in in pressure test rigs requires specialist facilities and can be prohibitively expensive. The test methodology proposed and used here considers the behavior of a double ...

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Complex Variable Method in Solving Singular Stress Field

Complex Variable Method in Solving Singular Stress Field

... Abstract. The analytic function of complex variable including a material parameter is analyzed fully. Typical model II crack is considered to orthotropic materials. By constructing new stress function, the ...

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The influence of friction on the stress field of the Brazilian disc test: An experimental and theoretical analysis

The influence of friction on the stress field of the Brazilian disc test: An experimental and theoretical analysis

... the stress field in the vicinity of the loaded rim was drastically altered influencing even the failure mode: Instead of fracture starting from the center of the disc cracks appeared starting from the load ...

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Focal mechanisms and stress field in the Atotsugawa fault area, central Honshu, Japan

Focal mechanisms and stress field in the Atotsugawa fault area, central Honshu, Japan

... High quality 151 focal mechanism solutions were deter- mined by using a P -wave first motion polarity data ob- served between January 2005 and December 2006 by a dense temporary seismic network in the Atotsugawa fault ...

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Stress field in the source region after the 2007 Mw 6 6 Niigataken Chuetsu oki earthquake deduced from aftershock focal mechanisms: Implication for a pre mainshock stress field

Stress field in the source region after the 2007 Mw 6 6 Niigataken Chuetsu oki earthquake deduced from aftershock focal mechanisms: Implication for a pre mainshock stress field

... Pre-Mainshock Stress Field The stress field determined in our study represents the post-mainshock stress field because aftershock focal mech- anisms were ...pre-mainshock stress field from ...

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The interaction of fatigue cracks with a residual stress  field using thermoelastic stress analysis and synchrotron X ray diffraction experiments

The interaction of fatigue cracks with a residual stress field using thermoelastic stress analysis and synchrotron X ray diffraction experiments

... residual stress field developed by cold expansion does not change due to propagation of a fatigue ...residual stress relaxation close to the hole edge, resulting from compressive overloads, using a ...

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The Influence of Functional Contact Area on the Stress Field In a Gear Tooth Root

The Influence of Functional Contact Area on the Stress Field In a Gear Tooth Root

... the stress field in the tooth root is of the utmost ...the stress field in the tooth root and to draw attention to the disadvantages of the standard procedures provided by DIN ...

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Residual stress field and toughening mechanism for composite ceramic with eutectic interphases

Residual stress field and toughening mechanism for composite ceramic with eutectic interphases

... The four-phase-model method is used to study residual stress field of composite ceramic with eutectic interphases. Considering matrix, interphase and fiber inclusion are isotropy, the residual stress ...

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Seismic remote monitoring of stress field

Seismic remote monitoring of stress field

... We demonstrate that a real-time based moment tensor analysis using broadband seismic waveforms provides us with the information about the spatio-temporal change of stress field. Such a capability is crucial ...

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J Calculation for Cracks in a Welding Residual Stress Field Following a Numerical Welding Simulation

J Calculation for Cracks in a Welding Residual Stress Field Following a Numerical Welding Simulation

... residual stress and other primary and secondary loads, J evaluated using the Rice definition [Rice (1968)] may become path-dependent due to the initial strains corresponding to the residual stresses and the ...

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On The Temperature and Residual Stress Field During Grinding

On The Temperature and Residual Stress Field During Grinding

... A two dimensional model was used to simulate movement of heat flux on the surface of workpiece using the ANSYS finite element analysis package. Since loading and geometry remains unchanged in the third direction, a two ...

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Analytical Solution for Stress Field and Intensity Factor in CSTBD under Mixed Mode Conditions

Analytical Solution for Stress Field and Intensity Factor in CSTBD under Mixed Mode Conditions

... 67 high failure load, simple loading fixture, and convenient and flexible specimen preparation. In this paper, stress field and stress intensity factor for CSTBD specimens have been theoretically ...

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Corrosion fatigue of low carbon steel under compressive residual stress field

Corrosion fatigue of low carbon steel under compressive residual stress field

... residual stress field is induced in the specimen prior to fatigue testing by initially loading the specimen so as to cause plastic deformation in the notch region, such that a compressive residual ...

9

Hydraulic fracture propagation in a heterogeneous stress field in a crystalline rock mass

Hydraulic fracture propagation in a heterogeneous stress field in a crystalline rock mass

... shear stress, which promotes shear failure with associated irreversible ...near field of the wellbore to connect the wellbore to the preexisting fracture network and to increase the swept reservoir ...

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Calving relation for tidewater glaciers based on detailed stress field analysis

Calving relation for tidewater glaciers based on detailed stress field analysis

... of stress and flow regime for an idealized grounded ocean-terminating glacier and scale these results with ice thickness and ...the stress state while the effect from spatially uniform variations in basal ...

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Stress Field In Functionally Graded Cylindrical Structures Under Thermo-Mechanical Loading

Stress Field In Functionally Graded Cylindrical Structures Under Thermo-Mechanical Loading

... Firstly, some solutions are obtained for the bi-axial loading conditions when properties of both the inner and outer cylinders are taken to be identical so that the system works as a solid cylinder. Values of the radial ...

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Photosynthesis of Sugarbeets under N and P Stress: Field Measurements and Carbon Balance

Photosynthesis of Sugarbeets under N and P Stress: Field Measurements and Carbon Balance

... field plots of Portneuf silt loam (Xerollic Calciothid) soil and allowed to develop severe N and P stresses. Car- bon dioxide exchange and stomatal resistance of intact plant leaves were[r] ...

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