Results 1 to 10 of about 1,149,212 (346)

Scalable, economical, and stable sequestration of agricultural fixed carbon. [PDF]

open access: yesProc Natl Acad Sci U S A, 2023
We describe a scalable, economical solution to the carbon dioxide problem. CO 2 is captured from the atmosphere by plants, and the harvested vegetation is then buried in an engineered dry biolandfill. Plant biomass can be preserved for hundreds to thousands of years by burial in a dry environment with sufficiently ...
Yablonovitch E, Deckman HW.
europepmc   +6 more sources

Carbonization Pressure Influence on Fixed Carbon Yield

open access: yesChemical Engineering Transactions, 2018
Biocarbon, or charcoal, is receiving increased attention as an increasingly important reductant in metallurgical industries, and has as well many others uses, e.g. as high quality fuel or as activated carbon. Traditional charcoal production processes are
O. Skreiberg   +3 more
doaj   +4 more sources

Computational Investigations of Fixed-Free and Fixed-Fixed Types Single-Wall Carbon Nanotube Mass Sensing Biosensor [PDF]

open access: yesAdvances in Materials Science and Engineering, 2021
Using carbon nanotubes for sensing the mass in a biosensor is recently proven as an emerging technology in healthcare industry. This study investigates relative frequency shifts and sensitivity studies of various biological objects such as insulin ...
K. Umapathi   +6 more
doaj   +3 more sources

Soil-specific enzyme activity provides novel insight into the soil microbial necromass accumulation during sand dune fixation [PDF]

open access: yesFrontiers in Microbiology
IntroductionSoil enzymes are critical to plant growth and soil carbon turnover. However, the traditional method of assessing enzyme activity per unit of soil may be insufficient; instead, soil-specific enzyme activity per unit of soil organic carbon ...
Qing Qu, Qing Qu, Xuying Hai
doaj   +2 more sources

Fixed-bed Adsorption of Trichloroethylene onto Activated Carbon

open access: yesChemical Engineering Transactions, 2013
The present work deals with the study of the adsorption of Trichloroethylene (TCE) onto a commercial granular activated carbon (GAC). Thermodynamic (batch) and dynamic (fixed-bed column) tests were carried out, under a wide range of operating conditions.
A. Erto, A. Lancia, D. Musmarra
doaj   +3 more sources

Yield and Bioenergy Quality of Maralfalfa Biomass Obtained at Different Plant Strata and Cutting Dates

open access: yesEnergies, 2022
One viable option for meeting global energy demand is the creation of biofuels from plant species that demonstrate high biomass productivity and good energy characteristics.
Rigoberto Rosales-Serna   +6 more
doaj   +1 more source

Optimization and Characterization of Adsorbent from Palm Kernel Shell Waste Using H3PO4 Activator

open access: yesCHEESA, 2023
Palm kernel shell is solid waste produced from the processing of crude palm oil (CPO). In this context, phosphoric acid (H3PO4) serves as an essential activator for producing an adsorbent with maximum micropore under operating conditions at a temperature
M. Julian Herlambang   +7 more
doaj   +1 more source

ANALYSIS OF FIXED CARBON AND VOLATILE MATTER BRIQUETTES OF PINE SAWDUST AND COCONUT SHELL WASTE

open access: yesRekayasa Mesin, 2023
Briquetting technology became one appropriate method that can be used to convert biomass waste into a renewable energy source. Sources of biomass raw materials that have promising potential are pine sawdust and coconut shell waste.
Rany Puspita Dewi   +2 more
doaj   +1 more source

Flotation Test of a Gneiss Scale Graphite Ore

open access: yesKuangchan zonghe liyong, 2022
The structure of a certain graphite ore in Heilongjiang province belongs to gneiss type graphite ore, the gangue minerals are mainly quartz, feldspar and mica, and the metal minerals contain a small amount of limonite.
Shuai Zhang   +4 more
doaj   +1 more source

Fixing nature’s carbon inefficiencies

open access: yesJoule, 2021
Conversion of C2 to C3 compounds is used by nature in abundant processes such as photorespiration but comes at the cost of CO2 release. Erb and co-workers recently published an article in Nature Catalysis describing a synthetic pathway able to convert C2 to C3 compounds through a carbon fixation step.
Andorfer, Mary, Drennan, Catherine L
openaire   +3 more sources

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