Results 21 to 30 of about 508,276 (294)

An Assessment of Chromium (VI) Removal from Aqueous Solution Using Gelatin/PAAm-based IPN Hydrogels

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2023
In this work, gelatin (G)-polyacrylamide (PAAm)-based interpenetrating polymer network (IPN) hydrogels involving maleic acid (MA) was prepared using by radical polymerization.
Gülen Oytun Akalın
doaj   +1 more source

Corrosion inhibition of iron in hydrochloric acid by polyacrylamide [PDF]

open access: yesJournal of the Serbian Chemical Society, 2007
The corrosion protection and/or adsorption of polyacrylamide (PAA) of number average molecular weight, , between 15,000 – 1,350,000 g mol-1 on mild steel and iron (99.99 % Fe) in 3 M HCl at room temperature was studied using spectrophotometry (the ...
DRAGICA CHAMOVSKA   +2 more
doaj  

Polyacrylamide grafted Eucalyptus camaldulensis (EC-g-PAM) gum as an efficient binding agent in drug formulations

open access: yesMaterials Research Express, 2020
The use of plant based gums in pharmaceutical sphere is desirable binding agents during pharmaceutical formulations. In this research, Eucalyptus camaldulensis gum is modified by microwave irradiation in order to estimate its binding characteristics for ...
Zeeshan Ali   +4 more
doaj   +1 more source

Transformation of polyacrylamide during hydrothermal carbonization and pyrolysis

open access: yesFrontiers in Chemical Engineering
Polyacrylamide (PAM), a widely utilized flocculant in sewage treatment, typically finds its way into sewage sludge (SS) and undergoes transformation during the SS treatment process. Despite its prevalence and potential implications, the transformation of
Gaoxiang Qi, Gaoxiang Qi
doaj   +1 more source

β-Cyclodextrin-Polyacrylamide Hydrogel for Removal of Organic Micropollutants from Water

open access: yesMolecules, 2021
Water pollution by various toxic substances remains a serious environmental problem, especially the occurrence of organic micropollutants including endocrine disruptors, pharmaceutical pollutants and naphthol pollutants.
Xia Song   +7 more
doaj   +1 more source

Potential Benefits of Polymers in Soil Erosion Control for Agronomical Plans: A Laboratory Experiment

open access: yesAgronomy, 2019
New management and techniques to reduce soil and water losses are necessary to achieve goals related to sustainability and develop useful agronomical plans.
Tugrul Yakupoglu   +2 more
doaj   +1 more source

Synthesis and Mechanical Properties of Polyacrylamide Gel Doped with Graphene Oxide

open access: yesEnergies, 2022
Polyacrylamide (PAM)/polyethyleneimine (PEI) gels doped with graphene oxide (GO) were prepared. Their structure and properties were systematically studied by X-ray diffraction (XRD), Fourier transition infrared spectrum (FT-IR), Raman spectroscopy ...
Hai-Peng Zhang   +10 more
doaj   +1 more source

Coal Fly Ash and Polyacrylamide Influence Transport and Redistribution of Soil Nitrogen in a Sandy Sloping Land

open access: yesAgriculture, 2021
Sandy soils are prone to nutrient losses, and consequently do not have as much as agricultural productivity as other soils. In this study, coal fly ash (CFA) and anionic polyacrylamide (PAM) granules were used as a sandy soil amendment. The two additives
Kai Yang, Zejun Tang, Jianzhang Feng
doaj   +1 more source

The anti‐CRISPR protein AcrIE8.1 inhibits the type I‐E CRISPR‐Cas system by directly binding to the Cascade subunit Cas11

open access: yesFEBS Letters, EarlyView.
In this study, we present the structure of AcrIE8.1, a previously uncharacterized anti‐CRISPR protein that inhibits the type I‐E CRISPR‐Cas system. Through a combination of structural and biochemical analyses, we demonstrate that AcrIE8.1 directly binds to the Cas11 subunit of the Cascade complex to inhibit the CRISPR‐Cas system.
Young Woo Kang, Hyun Ho Park
wiley   +1 more source

Denaturing Polyacrylamide Gel Electrophoresis [PDF]

open access: yesCurrent Protocols in Nucleic Acid Chemistry, 1994
AbstractThin polyacrylamide gels that contain a high concentration of urea as a denaturant are capable of resolving short (<500 nucleotides) single‐stranded fragments of DNA or RNA that differ in length by as little as one nucleotide. Such gels are uniquely suited for nucleic acid sequence analysis, which is required, for instance, for all ...
Albright, Lisa M., Slatko, Barton E.
openaire   +4 more sources

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