Results 71 to 80 of about 5,080,772 (270)

Carbon Supported Gold Nanoparticles for the Catalytic Reduction of 4-Nitrophenol [PDF]

open access: yesFrontiers in Chemistry, 2019
This work is a detailed study on how to optimize gold colloids preparation and their deposition to very different in nature carbon materials. The change of the continuous phase and its dielectric constant is used to assure the good dispersion of the hydrophilic/hydrophobic carbons and the successful transfer of the preformed small size colloids to ...
Rodríguez Molina, Hugo   +6 more
openaire   +6 more sources

Programmable Semi‐Interpenetrating Living Materials With Robust Stability for Versatile Bioremediation and Biotherapeutics

open access: yesAdvanced Science, EarlyView.
A semi‐interpenetrating engineered living material (sIHSELM), fabricated via thermosensitive hydroxybutyl chitosan and covalent protein self‐assembly, demonstrates exceptional mechanical properties and environmental stability. Shielding bacteria from harsh conditions, sIHSELM exhibits remarkable efficacy in ulcerative colitis treatment and pollutants ...
Zixian Bao   +8 more
wiley   +1 more source

Pre-Anodized Graphite Pencil Electrode Coated with a Poly(Thionine) Film for Simultaneous Sensing of 3-Nitrophenol and 4-Nitrophenol in Environmental Water Samples

open access: yesSensors, 2022
A very simple, as well as sensitive and selective, sensing protocol was developed on a pre-anodized graphite pencil electrode surface coated using poly(thionine) (APGE/PTH). The poly(thionine) coated graphite pencil was then used for simultaneous sensing
Vijaya Gopalan Sree   +2 more
doaj   +1 more source

Truncated Edge Cuprous Oxide Cube Architecture for Reduction of Nitrophenols [PDF]

open access: yesSouth African Journal of Chemistry, 2021
ABSTRACT Truncated cubic Cu-oxide nanocrystals with edge lengths of ca. 600 nm were prepared employing the low-cost copper (II) chloride as the precursor. XRD revealed that the truncated cubic Cu-oxide nanocrystals are present in both the CuI and Cu0 state.
openaire   +2 more sources

Engineering Pd Nanostructures on Hierarchical Flower‐Like Alumina Nanosheets for the Efficient Catalytic Reduction of 4‐Nitrophenol

open access: yesNano Select
The persistence of 4‐nitrophenol (4‐NP), a toxic nitroaromatic pollutant, poses serious environmental and health risks, making its catalytic reduction to 4‐aminophenol (4‐AP) both an urgent challenge and an industrially valuable transformation.
Nihal Chelampetty Para   +2 more
doaj   +1 more source

Highly efficient electrochemical and chemical hydrogenation of 4-nitrophenol using recyclable narrow mesoporous magnetic CoPt nanowires [PDF]

open access: yes, 2016
Toxic nitro-compounds, such as 4-nitrophenol, are one of the most common wastewater industrial pollutants. Thus, efficient ways to neutralize them are actively pursued.
Alcobé, Xavier   +4 more
core   +2 more sources

Genetic and Biochemical Characterization of 2-Chloro-5-Nitrophenol Degradation in a Newly Isolated Bacterium, Cupriavidus sp. Strain CNP-8

open access: yesFrontiers in Microbiology, 2017
Compound 2-chloro-5-nitrophenol (2C5NP) is a typical chlorinated nitroaromatic pollutant. To date, the bacteria with the ability to degrade 2C5NP are rare, and the molecular mechanism of 2C5NP degradation remains unknown.
Jun Min   +3 more
doaj   +1 more source

The cholesterol ester cycle regulates signalling complexes and synapse damage caused by amyloid-ß [PDF]

open access: yes, 2017
Cholesterol is required for the formation and function of some signalling platforms. In synaptosomes, amyloid-β (Aβ) oligomers, the causative agent in Alzheimer's disease, bind to cellular prion proteins (PrPC) resulting in increased cholesterol ...
Anderson   +57 more
core   +2 more sources

Micro/nanorobots for detecting and eliminating biological and chemical warfare agents

open access: yesBMEMat, EarlyView.
Fuel‐powered and field‐driven micro/nanorobots provide a cutting‐edge platform to safeguard national security and defense. This review reports the latest research progress in micro/nanorobots in sensing and detoxifying biological and chemical warfare agents.
Song Li   +4 more
wiley   +1 more source

Functional application of noble metal nanoparticles in situ synthesized on ramie fibers [PDF]

open access: yes, 2015
Different functions were imparted to ramie fibers through treatment with noble metal nanoparticles including silver and gold nanoparticles. The in situ synthesis of silver and gold nanoparticles was achieved by heating in the presence of ramie fibers in ...
Chen, Wu   +8 more
core   +1 more source

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