Results 21 to 30 of about 2,304 (232)

Functionality-based formation of secondary organic aerosol from m-xylene photooxidation [PDF]

open access: yesAtmospheric Chemistry and Physics, 2022
Photooxidation of volatile organic compounds (VOCs) produces condensable oxidized organics (COOs) to yield secondary organic aerosol (SOA), but the fundamental chemical mechanism for gas-to-particle conversion remains uncertain.
Y. Li   +7 more
doaj   +1 more source

Imidazolium 4-nitrophenolate 4-nitrophenol monohydrate

open access: yesActa Crystallographica Section E Structure Reports Online, 2007
In the title compound, C3H5N2+·C6H4NO3−·C6H5NO3·H2O, the imidazolium ring is planar to within 0.002 A and the nitro groups are approximately coplanar with the benzene rings to which they are bonded in both the 4-nitro­phenolate and the 4-nitro­phenol mol­ecules [dihedral angles = 4.7 (1) and 1.1 (1)°, respectively].
V. H. Rodrigues   +3 more
openaire   +1 more source

Machine learning algorithms to predict the catalytic reduction performance of eco-toxic nitrophenols and azo dyes contaminants (Invited Article)

open access: yesAlexandria Engineering Journal, 2023
Removing hazardous substances like azo dyes and nitrophenols from drinking water is essential for maintaining human health since these substances occur naturally in the environment.
V.E. Sathishkumar   +2 more
doaj   +1 more source

One-pot and metal-free synthesis of 3-arylated-4-nitrophenols via polyfunctionalized cyclohexanones from β-nitrostyrenes

open access: yesBeilstein Journal of Organic Chemistry, 2020
β-Nitrostyrenes underwent a Diels–Alder reaction with Danishefsky’s diene to afford cyclohexenes together with the corresponding hydrolyzed products, 3-arylated-5-methoxy-4-nitrocyclohexanones.
Haruyasu Asahara   +2 more
doaj   +1 more source

3D-printed nanocarbon sensors for the detection of chlorophenols and nitrophenols: Towards environmental applications of additive manufacturing

open access: yesElectrochemistry Communications, 2021
3D printing is a manufacturing technique used to prototype devices with customized shapes composed of different materials, including carbon composites. Toxic phenolic compounds are a major environmental hazard.
Jyoti   +3 more
doaj   +1 more source

A Voltammetric Electronic Tongue for the Resolution of Ternary Nitrophenol Mixtures

open access: yesSensors, 2018
This work reports the applicability of a voltammetric sensor array able to quantify the content of 2,4-dinitrophenol, 4-nitrophenol, and picric acid in artificial samples using the electronic tongue (ET) principles.
Andreu González-Calabuig   +2 more
doaj   +1 more source

Method for the determination of concentration and stable carbon isotope ratios of atmospheric phenols [PDF]

open access: yesAtmospheric Measurement Techniques, 2013
A method for the determination of the stable carbon isotopic composition of atmospheric nitrophenols in the gas and particulate phases is presented. It has been proposed to use the combination of concentration and isotope ratio measurements of precursor ...
M. Saccon   +7 more
doaj   +1 more source

Nonwoven‐Based Textile Architectures for Energy Storage Applications: Materials, Preparation, Characterization, and Prospects

open access: yesAdvanced Materials Interfaces, EarlyView.
Nonwoven textile architectures are emerging as versatile platforms for next‐generation energy storage, demonstrating how tailored materials and fabrication strategies enhance ion transport, conductivity, flexibility, and scalability for high‐performance sustainable devices.
Tarikul Islam   +6 more
wiley   +1 more source

Next‐Generation Water Treatment With Molybdenum Disulfide: Dual‐Functionality in Pollutant Adsorption and Photocatalysis

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Molybdenum disulfide (MoS2) has attracted attention as a promising material due to the growing demand for environmentally friendly, cost‐effective, and efficient water treatment techniques. With its physicochemical characteristics, this stratified bidimensional material allows it to be highly effective in adsorption and catalytic performance ...
Pariksha Bishnoi   +4 more
wiley   +1 more source

A 3D Human Bone and Bone Marrow‐on‐a‐Chip Model for In Vitro Bone Remodeling and Immune Cell Maintenance

open access: yesAdvanced Science, EarlyView.
This study presents a human Bone (and Bone Marrow)‐on‐a‐Chip model based on native human bone scaffolds and autologous cells. Dynamic perfusion and sequential cell seeding replicate the physiological bone remodeling process in vitro, enabling the long‐term culture of functional, mature bone marrow immune subpopulations.
Nina Stelzer   +17 more
wiley   +1 more source

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