stress relaxation

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stress relaxation

The time-dependent decrease in stress in a constrained material under a constant load, 1.

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In the stress relaxation tests, the tested sample is kept at a certain predeformation level and decreasing stress level over time is recorded.

Stress relaxation and activation volume in tension in [beta]-glucan and chitosan films

The company plans to launch additions of useful accessories this year, as well as a new, improved way to test stress relaxation in liquid.

Cabinet aging ovens

1 ( ANI ): Researchers have substituted umbilical vein for artery in vascular transplantation, but they are still unclear if the stress relaxation and creep between these vessels are consistent.

Fetal umbilical vein could help in middle cerebral artery's reconstruction

Crosslinked materials are a problem because of the stability of primary crosslink bonding, which prevents chain or stress relaxation.

Getting rid of stress

They examine such topics as experimental research on mineral processing on a certain lead-zinc ore, the interface constraint effect and stress relaxation in nano-sandwiched thin film, preparation and properties of conductive epoxy resincomposites, the two-photon selective reflection spectroscopy of confined atomic vapor at the interface with a ferroelectric layer, the mechanism of aluminizing aided by mechanical energy, detecting ascorbic acid with microchip electrophoresis, and foaming polystyrene with supercritical carbon dioxide.

Leading edge of micro-nano science and technology; select papers

Topics include wear resistance of metal oxide sol-gel coatings deposited over ceramic glazes, a high-temperature mechanical spectrometer for internal friction measurements, sliding wear behavior of duplex stainless steel, and creep and stress relaxation of hybrid organic-inorganic aerogels.

Mechanical properties of solids XI

Radiation Curable Low Stress Relaxation Elastomeric Materials: No.

Radiation Curable Low Stress Relaxation Elastomeric Materials: No. 7,445,831; Arman Ashraf and Yan Zhao, assignors to The Procter & Gamble Company, Cincinnati, OH

The significant reduction of shrinkage stresses during drying under high temperatures and pressurized superheated steam was caused by stress relaxation.

Transverse mechanical behavior of wood under high temperature and pressurized steam

Stress relaxation tests detected aging and "memory" behavior over periods comparable with accelerated weathering cycles.

Concurrent physical aging and degradation of crosslinked coating systems in accelerated weathering

A new styrenic block copolymer from Kraton Polymers, Houston, reportedly offers reduced compression set and improved stress relaxation at temperatures above 70 C (158 F).

SBC resists high-heat compression set

Measurement of Creep Rates and Stress Relaxation for Micro-Sized Pb-Free Solder Joints"