Results 21 to 30 of about 391,156 (306)

Physical interpretation of the Mullins softening in a carbon-black filled SBR [PDF]

open access: yes, 2014
A 40 phr carbon-black filled styrene butadiene rubber has been submitted to several experiments in order to identify the physical damage responsible for the mechanical softening recorded upon first stretch.
GILORMINI, Pierre   +2 more
core   +1 more source

Mass concentration and origin of black carbon in spring snow on glaciers in the Alaska Range

open access: yes, 2021
Black carbon (BC) is one of the light-absorbing particles that reduce the albedo of snow surfaces. Snow samples were taken from the surface of three glaciers in the Alaska Range in mid-April 2017.
O'Neel, Shad   +4 more
core   +1 more source

Contents of black carbon in some surface dusts from Zhejiang Province

open access: yes浙江大学学报. 农业与生命科学版, 2012
To understand the effects of human activity on accumulation of black carbon in surface dusts, 174 of surface dust samples were collected from Zhejiang Province. The surface dust samples were taken from different areas which included indoor in countryside,
HUANG Jia-ming   +3 more
doaj   +1 more source

Effect of carbon black content on the microwave absorbing properties of CB/epoxy composites [PDF]

open access: yesJournal of Nanostructures, 2016
To prevent serious electromagnetic interference, a single-layer and double layer wave-absorbing coating employing complex absorbents composed of carbon black with epoxy resin as matrix was prepared. The morphologies of carbon black /epoxy composites were
Pourya Mehdizadeh, Hasan Jahangiri
doaj   +1 more source

Source-sink processes of marine black carbon in the context of "carbon neutrality"

open access: yes地质科技通报
Objective Black carbon is a carbonaceous mixture formed by the incomplete combustion of biomass and fossil fuels. Since black carbon has a high carbon content and an aromatized molecular structure, it can persist in the natural environment, suggesting ...
Cuimei XIA   +5 more
doaj   +1 more source

Dissolved black carbon in Antarctic lakes: Chemical signatures of past and present sources

open access: yesGeophysical Research Letters, 2016
The perennially ice‐covered, closed‐basin lakes in the McMurdo Dry Valleys, Antarctica, serve as sentinels for understanding the fate of dissolved black carbon from glacial sources in aquatic ecosystems.
Alia L. Khan   +3 more
doaj   +1 more source

Microstructure and tensile properties of magnesium nanocomposites fabricated using magnesium chips and carbon black

open access: yesJournal of Magnesium and Alloys, 2020
In this study, carbon black (0, 0.01, 0.03 and 0.08 wt%) and AZ31 (Mg–3Al–1Zn) magnesium chips were used to fabricate carbon black-reinforced magnesium matrix composites with extrusion or a combination of extrusion and high-ratio differential speed ...
T.J. Lee, W.J. Kim
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Export Efficiency of Black Carbon Aerosol in Continental Outflow: Global Implications [PDF]

open access: yes, 2005
We use aircraft observations of Asian outflow from the NASA Transport and Chemical Evolution over the Pacific (TRACE-P) mission over the NW Pacific in March–April 2001 to estimate the export efficiency of black carbon (BC) aerosol during lifting to the ...
Eisele, F. L.   +21 more
core   +1 more source

The pyruvate generator is a common phenomenon in mitochondria from different rat and mouse brain regions

open access: yesFEBS Letters, EarlyView.
The pyruvate generator, which causes activation of respiration by extra‐mitochondrial Ca2+, is also present and functional in rat brainstem mitochondria, as it is in other brain regions. This finding is confirmed by experiments with a fully reconstituted malate–aspartate shuttle (MAS).
Grazyna Debska‐Vielhaber   +7 more
wiley   +1 more source

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