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Variations in the Contact Layer Structure of Low-Carbon Steel in Sliding Against a Steel Counterbody with Different Nominal Contact Areas Under a High-Density Electric Current
The changes in the wear and contact structure of steel specimens are determined in dry sliding against steel under an alternating electric current at...
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Measurement of Roughness Parameters by Contact Surface Roughness Tester
Measurement of experimental samples produced by the AWJ technology was carried out using the contact method due to verification of the declared...
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Friction in Contact between a Studded Wheel and a Solid Ice-Covered Supporting Surface
AbstractThe paper presents the results of contact friction studies on studded elastic wheels interacting with a solid ice-covered supporting surface....
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11 Contact with Wear or Adhesion
In this chapter we present results on models of frictional contact when the wear of the contacting surfaces is taken into account. The importance of...
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12 Contact with Damage
We describe new results dealing with contact problems for materials that may undergo internal damage, resulting from strains and stresses which lead...
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10 Slip or Temperature Dependent Frictional Contact
The frictional contact problems which have been described up to now contained a constant friction coefficient, although, as was described in Sect....
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Rolling Contact Fatigue Damage in Welded Rail Steel Joints
AbstractWelded rail steel joints show a local decrease in material hardness due to both the welding process and post welding heat treatment. Severe...
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Identification of Bulk and Surface Event in Point Contact Germanium Detector at Sub-keV Energy Region
Germanium detector is one of the principal detection technologies in the study of dark matter physics, neutrino physics, etc. Among different...
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Analysis of the Fractal Structure of Rough Friction Surfaces to Establish Transient Regimes of Frictional Contact
AbstractIt is shown that friction fracture surfaces can be self-affine with a local fractal dimension. However, the intersection of such a...
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CONTACT BETWEEN A SMOOTH INDENTER AND A TWO-LAYER ELASTIC HALF-SPACE WITH COMPLICATED CONDITIONS ON THE SURFACE
Abstract—The problem of loading a textured two-layer elastic foundation with a rigid smooth indenter is considered. At the interface between the...
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Problem on Maintaining Contact of a Low-Mass Research Probe with Asteroid
AbstractThe problem on maintaining contact of a body of small mass with the surface of a homogeneous, symmetrical asteroid rotating by inertia is...
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Modeling of Contact-Fatigue Failure of a Two-Layer Elastic Half-Space
AbstractThe article presents a model of contact-fatigue failure of elastic and viscoelastic coatings under cyclic frictional loading. For the case of...
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Structure of Contact Layer of Steel (0.2% С) and Electrical Conductivity of Contact in Sliding on Steel Under Alternative Electric Current with Different Turn Ratios of Current Source
Dry sliding electrical steel/steel contact with a current density above 100 A/cm 2 was implemented according to the pin-on-disk interface conjugation....
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Algorithm for Solving Discrete Contact Problems for an Elastic Layer
AbstractThe problems of discrete contact between an elastic layer and a rigid punch with unknown areas of actual contact are considered. A...
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Thermal Effect in the Contact Resistance of Graphite
The article presents the results of numerical simulation of the thermal problem based on the distribution of electrical contact resistivity along the...
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Influence of Surface Energy Inhomogeneity on Contact Adhesion: Simulation and Experiment
AbstractThe paper presents simulation data on the indentation of a rigid indenter with an inhomogeneous surface energy into an elastic half-space,...
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Modes of a Liquid Film Falling Down a Vertical Cylinder at Different Contact Angles
AbstractWe present the results of a three-dimensional numerical simulation of the dynamics of a falling film of a mixture of refrigerants, 0.9 mol...
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Forming Regimes of Pd/Ge/Au Contact System to n-GaAs Influence on Its Electric Parameters
AbstractThe investigations of Pd/Ge/Au contact system forming regimes influence on the specific contact resistivity to n -type conductivity GaAs...
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Contact Electrical Resistance of Grade MPG-7 Graphite at DC and AC Current
AbstractThe paper compares the values of contact resistance, which occurs when ac or dc current passes through one fixed contact surface. The...
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Punch Vibration on the Surface of a Heterogeneous Layer Taking into Account Friction in the Contact Zone
AbstractA contact problem concerning the vibrations of a punch with a flat base on the surface of a heterogeneous layer is considered taking into...
