نتایج جستجو برای: dilatometer

تعداد نتایج: 168  

Journal: :Physicochemical Problems of Mineral Processing 2023

In ceramic production, vast amount of green process waste is created. Green in other words, sludge creates a big environmental problem. It can create water pollution as well problems having physical change the stored area., Therefore, use raw material vitally important. The research programme was carried out to wastes materials recipes various products Kaleseramik Research and Development Cente...

Journal: :Baltic Journal of Road and Bridge Engineering 2023

Road design is a complex, time-consuming, and very responsible process. To develop high-quality viable road project, it important to start with an accurate geological survey in order define the best layout. Moreover, geotechnical characterisation of foundation soils construction materials as well analysis assessment works are mandatory. Laboratory situ investigations complementary should be car...

Journal: :Journal of The Electrochemical Society 2023

When charging or discharging a lithium-ion-battery (LIB), lithiation delithiation of the electrodes takes place. Especially in case anode active materials, often leads to significant volume increase. The latter can cause rearrangement particles. Although volumetric changes state-of-the-art cathode materials have been found be smaller than for anodes, they remain relevant. combined anodes and ca...

Journal: :Powder Technology 2021

Though press and sinter powder metallurgy (PM) steel offers cost-effective solutions for structural applications, there is a constant drive improvement in their density. Addition of nanopowder to the conventional micrometre-sized metal explored improve In this study, effect addition varying amounts has been studied. Carbonyl iron (<5 ?m) water atomized (<45 were used as base which (<100 nm) was...

Journal: :Metals 2021

Substitution of coal in coking blend with bio-coal is a potential way to reduce fossil CO2 emissions from iron and steelmaking. The current study aims explore possible means counteract negative influence cokemaking. Washing kaolin coating bio-coals were conducted remove or bind part the compounds ash that catalyzes gasification coke CO2. To further how increase reactivity related more reactive ...

Journal: :Soils and Foundations 2022

Heavy vibratory plate compaction is an efficient technique for improvement of granular soils. However, its practical application limited by insufficient knowledge about the process and optimum procedure execution. In this study, tests were conducted in field with a 40.5-ton heavy compactor. The site consisted partially saturated, overconsolidated medium-dense silty sand sandy silt. Such conditi...

Journal: :Journal of Materials Science & Technology 2021

This paper models hot compression testing using a dilatometer in loading mode. These small-scale tests provide high throughput at low cost, but are susceptible to inhomogeneity due friction and temperature gradients. A novel method is presented for correcting the true stress-strain constitutive response over full range of temperatures, strain-rates strain. The nominal from used predict offset c...

Journal: :Journal of physics communications 2021

Abstract We present high resolution thermal expansion measurement data obtained with relative sensitivity of ΔL/L = 10 −9 and accuracy ± 2 % using closed cycle refrigerators employing two different dilatometers. Experimental details the set-up utilizing multi-function probe integrated cold head kinds refrigerators, namely, pulse tube Gifford-McMahon cryocoolers, has been described in detail. Th...

Journal: :Metals 2021

Coke corresponds to 2/3–3/4 of the reducing agents in BF, and by partial replacement coking coals with 5–10% bio-coal, fossil CO2 emissions from BF can be lowered ~4–8%. Coking coal blends 5% 10% additions bio-coals (pre-treated biomass) different origins pre-treatment degrees were carbonized at laboratory scale a bio-coal addition technical scale, aiming understand impact on properties (ash am...

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