Results 101 to 110 of about 14,695 (216)

Strong Sensitivity of Simulated Biomass Burning Aerosol Transport and Radiative Effects Over the South Atlantic to Carbonaceous Aerosol Aging and Particle Density

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 11, 16 June 2026.
Abstract Biomass burning aerosol (BBA) impacts climate through aerosol‐cloud‐radiation interactions, but models disagree on the sign and magnitude of BBA radiative effects. We quantify the sensitivity of BBA radiative effects and transport to three BBA‐relevant processes and properties: parameterized oxidative aging of organic aerosol (OA), a combined ...
Kate Johnson   +9 more
wiley   +1 more source

External Organic Nitrogen Supply by Atmospheric Aerosols is Important Over the Northwest Pacific Ocean

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract Aerosol organic nitrogen (AON) is an important fraction of atmospheric N deposition over the open ocean. However, it is unclear how much of the AON is of external origin or internally recycled from the ocean. Here, we quantified AON over the Northwest Pacific Ocean using a newly developed Aerosol Nitrogen Analyzer and investigated its chemical
Yujue Wang   +13 more
wiley   +1 more source

El Niño drought and heat extremes suppress soil isoprene uptake capacity in the Amazon rainforest

open access: yesCommunications Earth & Environment
Soils are recognized sinks for atmospheric isoprene, but their in situ behavior remains understudied, particularly in the Amazon where emissions are globally significant.
Giovanni Pugliese   +13 more
doaj   +1 more source

From Citrus to Cymene: Understanding the Hydrothermal Conversion of Limonene

open access: yesChemSusChem, Volume 19, Issue 11, 15 June 2026.
When life gives you limonene… Hydrothermal conversion and pyrolysis of limonene give two distinct sets of products, arising from differing reaction cascades. While p‐cymene dominates in the presence of water, indicative of an isomerisation/aromatisation pathway, pyrolysis favours cracking and loss of carbon affording an m‐xylene rich aromatic mix.
Jack Steel   +5 more
wiley   +1 more source

Processability and Crosslink Density: Role of Peptizers in Natural Rubber and Chlorobutyl Rubber

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 22, June 10, 2026.
This work evaluates how chemical and physical peptizers affect mastication, vulcanization behavior, and network formation in natural rubber and chlorobutyl rubber. Size‐exclusion chromatography, rheometry, DSC, and swelling analyses demonstrate improved processability but reduced crosslink density with peptizer addition.
Amanda F. Baruel   +4 more
wiley   +1 more source

Isopren [PDF]

open access: yes, 2019
openaire   +1 more source

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