Results 51 to 60 of about 141,202 (314)

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 more
wiley   +1 more source

Nonlinear Impact Damage Evolution of Charpy Type and Analysis of Its Key Influencing Factors

open access: yesChinese Journal of Mechanical Engineering
The current research of Charpy impact mainly focuses on obtaining the ductile brittle transition temperature of materials by experiments. Compared with experiments, numerical simulation can study many problems with harsh conditions.
Jianfeng Mao   +6 more
doaj   +1 more source

Effect of Rock Fracture Filling on Mode I and II Fracture Toughness [PDF]

open access: yesAnalytical and Numerical Methods in Mining Engineering, 2019
This paper focuses on some fracture toughness tests performed on the pre-cracked Brazilian specimens of rock-like materials. Also the effect of rock fracture filling on the fracture toughness was considered experimentally.
حمیدرضا نجاتی   +1 more
doaj   +1 more source

The Impact of Minimum Wages on Wage Inequality and Employment in the Formal and Informal Sector in Costa Rica [PDF]

open access: yes, 2001
This paper tests the impact of the Costa Rican minimum wage policy on wage inequality and the level of employment in the formal sector (covered by minimum wage legislation) and the informal (uncovered) sector.
Hamidi, Fatma El, Terrell, Katherine
core   +1 more source

EFFECTS OF MO, CR, AND V ADDITIONS ON TENSILE AND CHARPY IMPACT PROPERTIES OF API X80 PIPELINE STEELS [PDF]

open access: yes, 2019
In this study, four API X80 pipeline steels were fabricated by varying Mo, Cr, and V additions, and their microstructures and crystallographic orientations were analyzed to investigate the effects of their alloying compositions on tensile properties and ...
Chang-Hyo Seo   +7 more
core   +1 more source

Impact Toughness of an Isothermally Treated Zeron®100 SDSS [PDF]

open access: yesJournal of Materials Engineering and Performance, 2012
The aim of the present study is to investigate the impact toughness of a UNS 32760 SDSS, in relation to the quantity of secondary phases precipitated after isothermal aging in the range of 850-950 °C and for different exposure times. The impact toughness has been investigated by means of instrumented impact testing, using Charpy V-notched specimens at ...
Calliari, Irene   +5 more
openaire   +2 more sources

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Effect of Phosphate Group Addition on the Properties of Denture Base Resins [PDF]

open access: yes, 2008
Statement of problem Acrylic resins are prone to microbial adherence, especially by Candida albicans. Surface-charged resins alter the ionic interaction between the denture resin and Candida hyphae, and these resins are being developed as a means to ...
Berzins, David W.   +6 more
core   +2 more sources

PBF‐LB/M of Ti‐6Al‐4V: High‐Pressure Solution Treatment and Aging for Applications in a Sustainable Aerospace

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing (AM) allows great geometric freedom for lightweight components. As parts are progressively optimized exploiting potentials in AM leading in smaller material cross sections, high pressure solution treating and aging (STA) treatments show an enormous potential for strongly improving material properties.
Mika León Altmann   +4 more
wiley   +1 more source

Interfacial fracture characterization of multi-material additively manufactured polymer composites

open access: yesComposites Part C: Open Access, 2021
In this study, a comprehensive experimental investigation is performed to observe the influence of printing process parameters on the interfacial fracture toughness of bi-material additively manufactured composites.
Md Fazlay Rabbi, Vijaya Chalivendra
doaj   +1 more source

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