Results 11 to 20 of about 382,803 (281)

The effects of nitrate on the heterogeneous uptake of sulfur dioxide on hematite [PDF]

open access: yesAtmospheric Chemistry and Physics, 2014
Nitrate is often found to be associated with atmospheric particles. Surface nitrate can change the hygroscopicity of these particles, and thus impact their chemical reactivity.
L. D. Kong   +9 more
doaj   +1 more source

The Effective Combination of Humic Acid Phosphate Fertilizer Regulating the Form Transformation of Phosphorus and the Chemical and Microbial Mechanism of Its Phosphorus Availability

open access: yesAgronomy, 2023
In the process of phosphate fertilizer production, adding humic acid to produce humic-acid-value-added phosphate fertilizer can improve fertilizer efficiency and promote crop growth.
Qizhong Xiong   +10 more
doaj   +1 more source

Effect of Pollution Level on Size Distributions and Mixing State of Ambient Black Carbon Particles in an Urban Area during Wintertime

open access: yesAerosol and Air Quality Research, 2021
We deployed a Single Particle Soot Photometer (SP2) and Single Particle Aerosol Mass Spectrometer (SPAMS) to investigate the size distribution and mixing state of ambient black carbon (BC) particles in Shanghai during the winter of 2017. The mixing state
Kangning Li   +4 more
doaj   +1 more source

Catchment-scale vulnerability assessment of groundwater pollution from diffuse sources using the DRASTIC method : a case study [PDF]

open access: yes, 2008
The catchment-scale groundwater vulnerability assessment that delineates zones representing different levels of groundwater susceptibility to contaminants from diffuse agricultural sources has become an important element in groundwater pollution ...
Blundell, J.R.   +3 more
core   +3 more sources

Direct Effects of Air Humidity on Dust Aerosol Production: Evidences for the Surprising Role of Electrostatic Forces

open access: yesGeophysical Research Letters, 2023
Dust aerosols are produced by wind erosion, and it is widely accepted that dust aerosols can be produced only if the wind speed exceeds a certain threshold velocity, which is largely controlled by soil moisture content.
Xiewen Ma   +7 more
doaj   +1 more source

Ultrasound-boosted selectivity of CO in CO2 electrochemical reduction

open access: yesUltrasonics Sonochemistry, 2021
Among the possible products of CO2 electrochemical reduction, CO plays a unique and vital role, which can be an ideal feedstock for further reduction to C2+ products, and also the important component of syngas that can be used as feedstock for value ...
Yang Yang   +6 more
doaj   +1 more source

Wood waste biochar promoted anaerobic digestion of food waste: focusing on the characteristics of biochar and microbial community analysis

open access: yesBiochar, 2022
Highlights Biochar produced at 750 °C-60 min had the highest capacity to  enhance AD of FW. Surface oxygen-containing functional groups and graphitization degree affected the capacity of biochar to promote AD.
Chao Zhang   +6 more
doaj   +1 more source

Size-Segregated Atmospheric Humic-Like Substances (HULIS) in Shanghai: Abundance, Seasonal Variation, and Source Identification

open access: yesAtmosphere, 2021
Humic-like substances (HULIS) are of great interest due to their optical and chemical characteristics. In this study, a total of 180 samples of atmospheric particulate matter (PM) of different sizes were collected from summer 2018 to spring 2019, in ...
Tianming Sun   +5 more
doaj   +1 more source

Complete Photocatalytic Mineralization of Microplastic on TiO2 Nanoparticle Film

open access: yesiScience, 2020
Summary: Recently, the environmental impacts of microplastics have received extensive attention owing to their accumulation in the environment. However, developing efficient technology for the control and purification of microplastics is still a big ...
Iqra Nabi   +9 more
doaj   +1 more source

Active Contribution of Soil Fungi to Sustainable Development: A review [PDF]

open access: yesJournal of Bioscience and Applied Research
Globally, there is an increase in the frequency of biotic and abiotic stressors that affect primary crop yield. Because of climate change, extreme occurrences including protracted droughts, heavy rains, flooding, heat waves, and frost damage are expected
Taif Muslim   +2 more
doaj   +1 more source

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