Results 151 to 160 of about 10,689 (251)

Low-Temperature Catalytic Ozonation of Multitype VOCs over Zeolite-Supported Catalysts. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Shao J, Zhai Y, Zhang L, Xiang L, Lin F.
europepmc   +1 more source

Decoding plant defense signaling using the defenseless mutant

open access: yesNew Phytologist, EarlyView.
Summary Can plants live without defenses? Mutant analysis in Arabidopsis thaliana has identified numerous regulators of biotic, abiotic, and hormone‐based defenses, but the redundancy among separate defense pathways remains unexplored. We constructed an Arabidopsis mutant, defenseless, lacking six canonical defense pathways using abi1‐1 (abscisic acid),
Bikash Baral, Mikael Brosché
wiley   +1 more source

Surface‐Driven Protocell Formation in Geologically Relevant Early Earth Environment

open access: yesChemSystemsChem, Volume 8, Issue 2, March 2026.
Illustration of a prebiotic early‐Earth environment showing cell‐like protocells (blue spheres) and other complex organic molecules (pink and green spheres) distributed across terrestrial surfaces and within subsurface niches. Volcanic landscapes and mineral‐rich substrates provide diverse geochemical settings for the assembly and evolution of ...
Pamela Knoll, Silvia Holler
wiley   +1 more source

Mapping NAT‐Containing Polar Stratospheric Clouds in the Antarctic Stratosphere Using Nadir Infrared Radiance Observations

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 4, 28 February 2026.
Abstract Polar stratospheric clouds (PSCs) play a key role in the formation of the Antarctic ozone hole. Here, we report the first observations of the most abundant PSC composition class, NAT‐containing mixtures (one of whose components is nitric acid trihydrate, NAT, particles), from measurements of a passive nadir‐viewing sounder, the Infrared ...
Manon Hermans   +4 more
wiley   +1 more source

Rapid removal of phenol from aqueous solutions by AC_Fe3O4 nano-composite: Kinetics and equilibrium studies [PDF]

open access: yes, 2015
Background and purpose: Phenol and its derivatives are used as raw material in many chemical, pharmaceutical and petrochemical industries. It is classified as priority pollutant, due to its high toxicity. In this study, the magnetic activated carbon nano-
Esrafili dizaji, A.   +3 more
core  

Ozonolysis of Lignin: From Extensive Degradation to Selective Ring‐Opening Oxidation

open access: yesChemSusChem, Volume 19, Issue 4, 25 February 2026.
Despite its potential as a renewable feedstock, lignin, a major component of plant cell walls and a by‐product of the pulp and paper industry, has long been underutilized. Historically, pulp mills employed ozonolysis, a powerful oxidative process, to delignify cellulosic fibers and break down lignin.
Alexandros E. Alexakis, Mika H. Sipponen
wiley   +1 more source

First Measurements of CFC‐12 in 1951 at Jungfraujoch and Comparison to Current Measurements and Atmospheric Models

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Chlorofluorocarbons (CFCs) have played a major role in the depletion of stratospheric ozone. Understanding historical trends in emissions and atmospheric concentrations is crucial for quantifying their impact. The first measurements of atmospheric CFCs were performed in‐situ by Lovelock in 1970.
Jamal Makkor   +7 more
wiley   +1 more source

Fabrication of Ternary Nanoparticles for Catalytic Ozonation to Treat Parabens: Mechanisms, Efficiency, and Effects on Ceratophyllum demersum L. and Eker Leiomyoma Tumor-3 Cells. [PDF]

open access: yesNanomaterials (Basel), 2022
Pattanateeradetch A   +8 more
europepmc   +1 more source

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