Results 231 to 240 of about 2,358,795 (324)

Cu‐Catalyzed Aerobic Oxidative C─C Cleavage in Lignin‐Derived Oligomers and Biological Funneling of the Monomeric Products

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
Catalytic aerobic oxidation under aqueous alkaline conditions promotes C–C cleavage in pine‐ and poplar‐derived lignin oligomers, accessing high yields of aromatic monomers. The monomeric phenols obtained from this process then undergo effective biological conversion into cis,cis‐muconic acid and 2‐pyrone‐4,6‐dicarboxylic acid using engineered strains ...
Surajudeen Omolabake   +7 more
wiley   +2 more sources

Effect of prolonged voluntary wheel running on oxidative stress and defence mechanisms in cortex and hippocampus of healthy female rats

open access: yesExperimental Physiology, Volume 111, Issue 2, Page 449-463, 1 February 2026.
Abstract Physical exercise promotes brain health and cognitive function possibly through mechanisms that include strengthened resistance to oxidative stress. However, limited research has explored the cumulative effects of regular voluntary exercise on both oxidative stress and defence mechanisms in hippocampus and cortex, two regions essential for ...
Camilla Myrup Holst   +6 more
wiley   +1 more source

High-performance 100 Gbps free-space optical communication via optical pin beam receiver. [PDF]

open access: yesCommun Eng
Guan M   +15 more
europepmc   +1 more source

Extreme Potomac Floods at Washington D.C. During the Past 500 Years

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract Washington D.C. faces one of the highest 100‐year flood risks of any major city along the U.S. East Coast. In addition to storm‐surge inundation during hurricanes and nor'easters, water‐level observations for Washington are strongly skewed by major floods on the Potomac River.
Michael Toomey   +4 more
wiley   +1 more source

The Influence of African Easterly Waves on Atlantic Tropical Cyclone Tracks and Landfall in Large Ensembles

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 1, 16 January 2026.
Abstract African easterly waves (AEWs) are an important precursor or “seed” for Atlantic tropical cyclones (TCs), with 60%–80% of major hurricanes observed to originate from AEWs. However, climate model simulations indicate that AEWs are not necessary to maintain annual Atlantic TC frequency.
Ronald H. Kouski Jr.   +3 more
wiley   +1 more source

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