Results 21 to 30 of about 50,286 (195)

Biochar prepared at different pyrolysis temperatures affects urea-nitrogen immobilization and N2O emissions in paddy fields [PDF]

open access: yesPeerJ, 2019
Background Food safety has become a major issue, with serious environmental pollution resulting from losses of nitrogen (N) fertilizers. N is a key element for plant growth and is often one of the most important yield-limiting nutrients in paddy soil ...
Jiping Gao   +7 more
doaj   +2 more sources

Valorization of biodigestor plant waste in electrodes for supercapacitors and microbial fuel cells [PDF]

open access: yes, 2021
This study aims at demonstrating that wastes from anaerobic biodigester plants can be effectively valorized as functional materials to be implemented in technologies that enable efficient energy management and water treatment, therefore simultaneously addressing the Water-Energy-Waste Nexus challenges.
arxiv   +1 more source

Combined application of biochar and sulfur alleviates cadmium toxicity in rice by affecting root gene expression and iron plaque accumulation

open access: yesEcotoxicology and Environmental Safety, 2023
Biochar and sulfur are considered useful amendments for soil cadmium (Cd) contamination remediation. However, there is still a gap in the understanding of how combined biochar and sulfur application affects Cd resistance in rice, and the role of the ...
Xiaoxue Sun   +6 more
doaj  

Quantitative characterization of pore structure of several biochars with 3D imaging [PDF]

open access: yesEnvironmental Science and Pollution Research 25, 25648-25658 (2018), 2017
Pore space characteristics of biochars may vary depending on the used raw material and processing technology. Pore structure has significant effects on the water retention properties of biochar amended soils. In this work, several biochars were characterized with three-dimensional imaging and image analysis.
arxiv   +1 more source

Effects of Biochar on Cadmium Accumulation in Rice and Cadmium Fractions of Soil: A Three-Year Pot Experiment

open access: yesBioResources, 2016
A three-year rice pot experiment was conducted to investigate the effects of biochar on cadmium (Cd) accumulation in rice and Cd fractions of soil. The biochar was derived from farmland waste and applied to contaminated paddy soil at various application ...
Tianyi He   +7 more
doaj   +1 more source

Pyrolysis Dynamics of Biomass Residues in Hot-Stage

open access: yesBioResources, 2015
Original data for mass, element, and methane dynamics under controlled pyrolysis are presented for several biomass feedstocks. The experimental system consisted of an environmental (low-vacuum) scanning electron microscopy (ESEM) with a hot-stage and ...
Ivan Bergier   +5 more
doaj   +1 more source

Meta-Analysis for Quantifying Carbon Sequestration and Greenhouse Gas Emission in Paddy Soils One Year after Biochar Application

open access: yesAgronomy, 2022
The incorporation of biochar into soils has been recognized as a promising method to combat climate change. However, the full carbon reduction potential of biochar in paddy soils is still unclear. To give an overview of the quantified carbon reduction, a
Fei Bu   +6 more
doaj   +1 more source

Applying Cassava Stems Biochar Produced from Agronomical Waste to Enhance the Yield and Productivity of Maize in Unfertile Soil

open access: yesFermentation, 2021
Many agronomical wastes are produced annually in significant amounts after cultivation, especially in agricultural countries. This study applied biochar produced from the pyrolysis of cassava stems to improve soil with low fertility for maize cultivation.
Saowanee Wijitkosum, Thavivongse Sriburi
doaj   +1 more source

Carbonization‐free wood electrode with MXene‐reconstructed porous structure for all‐wood eco‐supercapacitors

open access: yesEcoMat, Volume 5, Issue 1, January 2023., 2023
This work reports a novel carbonization‐free approach to convert natural wood into value‐added free‐standing electrode by simply compositing with highly conductive and electrochemical active MXene, and further proposes an effective pore‐reconstruction strategy to boost the capacitance of this electrode by filling MXene aerogels onto its natural vessels.
Weimin Chen   +6 more
wiley   +1 more source

A state‐of‐the‐art review of the fate of heavy metals and product properties from pyrolysis of heavy‐metal(loid)‐enriched biomass harvested from phytoextraction

open access: yesEnvironmental Progress &Sustainable Energy, Volume 42, Issue 1, January/February 2023., 2023
Abstract Vegetation has successfully been used for cleaning up metal(loid) polluted water bodies and lands through extracting and accumulating of contaminants in their aboveground biomass (phytoextraction). As this remediation technique is approaching extensive demonstration scale application and potential commercialisation, research efforts have been ...
Jing He   +3 more
wiley   +1 more source

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