Results 41 to 50 of about 1,261,379 (203)

Preparation and characterization of activated carbon from palm kernel shell [PDF]

open access: yes, 2017
In Malaysia, the production of activated carbons is still coconut-based although Malaysia has long shifted from coconut into palm oil plantation. Huge amount of waste Palm Kernel Shells (PKS) are being generated and disposed off into the landfill with ...
Che Pa, Nasrul Fikry, Chew, Yi Zhong
core  

The OmegaWhite Survey for Short-Period Variable Stars IV: Discovery of the warm DQ white dwarf OW J175358.85-310728.9 [PDF]

open access: yes, 2017
We present the discovery and follow-up observations of the second known variable warm DQ white dwarf OW J175358.85-310728.9 (OW J1753-3107). OW J1753-3107 is the brightest of any of the currently known warm or hot DQ and was discovered in the OmegaWhite ...
Berdnikov, L.   +12 more
core   +3 more sources

Recovery of the old nova V840 Ophiuchi: A carbon rich system [PDF]

open access: yes, 2003
We present optical spectroscopy and multi colour photometry of the old nova V840 Oph. We rediscovered the nova based on its position in the colour--colour diagrams. It stands out as a very blue object with an additional red component.
A. Bianchini   +22 more
core   +1 more source

“Whose carbon is it?” Understanding municipalities role in blue carbon ecosystems management in Canada

open access: yesNature-Based Solutions, 2023
Blue carbon ecosystems are marine vegetated ecosystems, such as mangroves, salt marshes, kelp forests and seagrass meadows, that naturally sequester and store atmospheric carbon in their deep sediments and biomass.
Anna E. Murphy   +3 more
doaj   +1 more source

Structure of nanoscale-pitch helical phases: blue phase and twist-bend nematic phase resolved by resonant soft X-ray scattering [PDF]

open access: yes, 2017
Periodic structures of phases with orientational order of molecules, but homogenous electron density distribution: a short pitch cholesteric, blue phase and twist-bend nematic phase, were probed by a resonant soft x-ray scattering (RSoXS) at the carbon K-
Gorecka, Ewa   +5 more
core   +4 more sources

Responses of soil respiration and microbial activity in Phragmites australis and Spartina alterniflora marshes to hydrological changes

open access: yesGeoderma
Coastal wetlands face unprecedented challenges from sea-level rise; however, the effects of increased waterlogging and salinity on soil respiration remain unclear, particularly given the contrasting stress tolerance strategies of dominant marsh species ...
Yalei Li   +5 more
doaj   +1 more source

A Preliminary Study on Using Multi-Nozzle Polymer Deposition System to Fabricate Composite Alginate/Carbon Nanotube Tissue Scaffolds [PDF]

open access: yes, 2006
Three-dimensional composite alginate/single wall carbon nanotube (SWCNT) scaffolds encapsulated with endothelial cells were fabricated by a multi-nozzle biopolymer freeform deposition system.
Guceri, S.   +3 more
core   +1 more source

A systematic overview, trends and global perspectives on blue carbon: A bibliometric study (2003–2021)

open access: yesEcological Indicators, 2023
Blue carbon sequestration is a nature-based solution to environmental problems caused by climate change and has a significant positive impact on the planet and human well-being.
Chongming Zhong   +7 more
doaj   +1 more source

Non-radiative decay and stability of $N$-heterocyclic carbene iridium(III) complexes [PDF]

open access: yes, 2018
Devices based on deep-blue emitting iridium (III) complexes with N-heterocyclic carbene (NHC) ligands have recently been shown to give excellent performance as phosphorescent organic light-emitting diodes (PHOLEDs).
Powell, Benjamin J., Zhou, Xiuwen
core   +2 more sources

Mangrove dynamics and blue carbon sequestration [PDF]

open access: yesBiology Letters, 2019
We monitored coastal wetland vertical accretion, elevation gain and surface carbon (C) at Homebush Bay, Australia over 18 years (2000–2017) in three settings initially characterized by saltmarsh, mixed saltmarsh–mangrove ecotone and mangrove-dominated zones. During this time, the saltmarsh transitioned to mixed saltmarsh–mangrove ecotone, and the mixed
Kerrylee Rogers   +3 more
openaire   +3 more sources

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