Results 121 to 130 of about 26,006 (279)

Evaluating the Combined Effects of Elevated [CO2] and Accelerated NPQ Relaxation on Yield, Physiology and Transcription in Soybean

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Improving photosynthesis is proposed as a means of enhancing crop productivity. To assess whether simultaneous increases in light use‐efficiency and carbon assimilation are additive, we investigated the impact of elevated CO2 on the performance of a transgenic soybean line engineered for faster relaxation of photoprotection by overexpression ...
Dilkaran Singh   +6 more
wiley   +1 more source

A new quaternary ammonium heteropolyoxotungstate catalyst for propylene epoxidation to propylene oxide

open access: yes, 2004
A new quaternary ammonium heteropolyoxotungstant (cat.C) is prepared and characterized. And the cat.C also is an reaction-controlled phase-transfer catalyst.
Li, M, Xi, ZW, Lu, Y, Gao, S, Zhang, RH
core  

Non-Steady State Validation of Kinetic Models for Ethylene Epoxidation over Silver Catalysts

open access: yes
Kinetic modelling has been key to developing a mechanistic understanding of the epoxidation of ethylene to ethylene oxide over silver catalysts. However, models of varying active site and mechanistic complexity have all been able to recreate steady state
Lilliana, Brandão, Christian, Reece
core   +1 more source

epoxides

open access: yes, 2019
Citation: 'epoxides' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.E02172 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Antioxidants Differentially Regulate Non‐Photochemical Quenching

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Non‐photochemical quenching (NPQ) dissipates excess light energy as heat, limiting reactive oxygen species production during photosynthesis. Exogenous antioxidants are widely reported to improve plant performance under stress, yet their impacts on NPQ are inconsistent across studies, complicating mechanistic interpretation.
Aline de Rodrigues de Queiroz   +5 more
wiley   +1 more source

Stereochemistry of Epoxidation of Some Caryophyllenols

open access: yes, 2016
Epoxidation of the caryophyllene allylic alcohols 3−5 by tert-butyl hydroperoxide/vanadyl acetylacetonate afforded the epoxides 6a, 7, and 8, respectively. The tetracyanoethylene-catalyzed solvolysis shed some light on the stereochemistry of epoxidation.
Peter B. Hitchcock (2009605)   +3 more
core   +1 more source

Maternal nutrition as a key determinant of placental and developing blood–brain barrier xenobiotic protective functions

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Suboptimal maternal nutrition alters placental and developing blood–brain barrier (BBB) protective function and is associated with increased fetal brain vulnerability. In the placenta, nutritional adversity may reduce the exchange surface area and promote meta‐inflammation, compromising barrier efficiency in a model‐ and context ...
Kristin L. Connor   +4 more
wiley   +1 more source

The In-Situ Epoxidation of Rubber Seed Oil (Hevea brasiliensis) by Peroxyacids

open access: yesEngineering Proceedings
This paper adds to the sustainable materials field by in-situ epoxidation of rubber seed oil (RSO), a highly underutilized resource that has been sporadically used, using an optimized combination of 30% hydrogen peroxide and acetic/formic acid sulfuric ...
Eni Budiyati   +2 more
doaj   +1 more source

Spatial and temporal scales in plant phenotyping for crop water stress assessment: A review

open access: yesThe Plant Phenome Journal, Volume 9, Issue 1, December 2026.
Abstract Water stress is a major limiting factor for crop productivity worldwide, and its impacts are intensifying due to climate variability and increasing water scarcity. This review focuses on the spatial and temporal scales in plant phenotyping as a critical approach to improving crop water‐stress assessment and supporting precision water ...
Daniel Kingsley Cudjoe   +3 more
wiley   +1 more source

Merging Biocatalysis and Chemocatalysis in Flow: State‐of‐the‐Art and Future Directions for Sustainable Synthesis

open access: yesAngewandte Chemie, Volume 138, Issue 25, 15 June 2026.
This review highlights recent advances in integrating biocatalysis and chemocatalysis in continuous flow to create streamlined, sustainable processes. It examines chemo‐enzymatic cascades combining at least one enzymatic and one chemical step, discusses challenges such as enzyme immobilization, leaching, and reactor clogging, and presents solutions ...
Petros Siasiaridis   +2 more
wiley   +2 more sources

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