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321
Modello coesivo per l’avanzamento di fratture mediante rilascio nodale di strutture discretizzate con elementi finiti
Published 2010-01-01“…Nel caso elastoplastico, incrudimento e softening di origine geometrica o legato al progressivo danneggiamento influiscono decisamente sull’andamento esponenziale del campo tensionale. …”
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322
Exploring the Effect of Asperity Order on Mechanical Character of Joint Specimen from the Perspective of Damage
Published 2021-01-01“…This phenomenon can be used to explain the stress drop difference at the postpeak softening stage; (4) the AE b value can be used to evaluate the damage of joint specimens. …”
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323
EFFECTS OF AUSTENITIZATION ON STRUCTURE FORMATION СHROMO-MOLYBDENUM-VANADIUM STEEL AFTER HIGH TEMPERING
Published 2017-03-01“…Influence of austenitization temperature of chrome-molybdenum-vanadium steel on structure formation at the softening heat treatment is studied. It is shown that the decline of the austenitization temperature promotes to reduce the micro-hardness values due to the intensification of spheroidizing of pearlite after the overcooling and high tempering. …”
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324
Researches on the Constitutive Models of Artificial Frozen Silt in Underground Engineering
Published 2014-01-01“…The frozen silt presents strain softening in shear process; with increase of confining pressure, the strain softening characteristic gradually decreases. …”
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325
Research on M-Paul Dynamic Constitutive Relation of Q235B Steel
Published 2019-01-01“…Based on the obtained results, it was found that the original model was not able to take into account temperature-softening effect. Therefore, a temperature-softening parameter was added into the temperature term of the original Paul model, and the modified M-Paul constitutive model was developed. …”
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326
An Experimental Study on the Water-Induced Strength Reduction in Zigong Argillaceous Siltstone with Different Degree of Weathering
Published 2016-01-01“…The water-softening property of soft rocks is a key problem in geotechnical engineering. …”
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327
Mechanical Modeling of Frozen Coarse-Grained Materials Incorporating Microscale Investigation
Published 2021-01-01“…The coarse-grained material specimens exhibited strain-softening and significant dilatancy behaviors during shearing. …”
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328
The Influence of Nano Titanium as Bitumen Modifier in Stone Mastic Asphalt
Published 2022-01-01“…The first stage discovers the physical properties of bitumen by undergoing penetration and softening point tests. Then, the nano TiO2 modified binder is evaluated in terms of its morphological and chemical properties. …”
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329
Preparation and characterization of sustainable plant-based blended woven fabric
Published 2025-02-01“…The fabrics were then dyed and treated with softener and bio polish to assess how these treatments affect mechanical and thermphysiological comfort properties of the fabrics. …”
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330
The Shear Damage Model of the Two-Component Forming Polymer Grouting Material-Bentonite Contact Surface
Published 2022-01-01“…Studies show that the TFPU-bentonite contact surface performs strain-softening behavior under shear and that the strain-softening behavior becomes less and less obvious when the normal stress increases. …”
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331
Investigations of Physical and Rheological Properties of Aged Rubberised Bitumen
Published 2013-01-01“…In addition, the results showed that the softening point increment () and penetration aging ratio (PAR) of the rubberised bitumen binder decreased significantly due to crumb rubber modification. …”
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332
Flexural Strength Evaluation of Reinforced Concrete Members with Ultra High Performance Concrete
Published 2016-01-01“…For the conservative and convenient design of section, modified rectangular stress block model can be used with strain softening type tension stress block.…”
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333
Study on Dynamic Mechanical Properties of Full Tailings Cemented Backfilling Impacted by Cement-Sand Ratio
Published 2018-01-01“…At lower strain rates, specimens presented strength hardening, and at higher strain rates, the test specimens presented rapid-softening strength; the strength-hardened specimen reached the peak stress at 40 μs, and the softening specimen reached the peak stress at about 18 μs; with the increase of strain rate, dynamic compressive strength, growth factor of dynamic strength, peak strain, and dynamic-static strain ratio of specimens increased totally. …”
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334
Re-use of COVID-19 waste facemasks for modification of Nigeria’s naturally occurring bitumen for road construction
Published 2024-08-01“…The results showed that the neat NOB had high penetration, low softening point, and high viscosity, making it unsuitable for road construction in Nigeria’s tropical region. …”
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335
Phase transformation mechanism of oxidation roasting of low-grade polymetallic chalcopyrite ore in the presence of CaO
Published 2023-01-01“…Low-grade polymetallic chalcopyrite ore has a high lead and iron content and a low softening point, which is difficult to treat using conventional pyrometallurgical and hydrometallurgical processes. …”
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336
Energy-dependent machining mechanism and process in water-jet guided laser processing single crystal diamond
Published 2025-04-01“…The diamond material was incompletely softened and transited to sp2-dominated amorphous composition with partial diamond polycrystallization under low energy, when the laser power was ≤ 14 W. …”
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337
Studying the Properties of SBS/Rice Husk Ash-Modified Asphalt Binder and Mixture
Published 2020-01-01“…The results showed that the penetration decreased and the softening point and rotational viscosity enhanced while the ductility slightly decreased with the incorporation of rice husk ash. …”
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338
Study on the Large Deformation Characteristics and Disaster Mechanism of a Thin-Layer Soft-Rock Tunnel
Published 2020-01-01“…Furthermore, after the surrounding rock was softened by water absorption, the floor of the tunnel, the left shoulder socket, and the right side of the tunnel are deformed greatly. …”
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339
Geological characteristics of coal mines in the Zagros Basin of Iran: Unveiling rock mechanical properties and time-dependent behavior
Published 2025-03-01“…The model integrates the Burgers and strain-softening models, simulating stress relaxation curves and rock displacement over time. …”
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340
An Influence Study of Face Length Effect on Floor Stability under Water-Rock Coupling Action
Published 2021-01-01“…The Fish program was used to adjust rocks entering the plastic failure state into a strain softening model to investigate the influence of the face length effect, the damage degree of the water-resisting floor, and the morphology and deformation bearing capacity of the failure zone. …”
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