Results 81 to 90 of about 103,540 (321)

Phytoremediation of Polychlorinated Biphenyls: New Trends and Promises

open access: yesEnvironmental Science and Technology, 2010
Transgenic plants and associated bacteria constitute a new generation of genetically modified organisms for efficient and environmental-friendly treatment of soil and water contaminated with polychlorinated biphenyls (PCBs). This review focuses on recent
B. Van Aken, Paola A Correa, J. Schnoor
semanticscholar   +1 more source

POLYBROMINATED DIPHENYL ETHERS (PBDEs) AND POLYCHLORINATED BIPHENYLS (PCBs) IN HOUSEHOLD DUST IN BIRMINGHAM, UK. [PDF]

open access: yes
Polychlorinated biphenyls (PCBs) are persistent organic pollutants that were used primarily as insulating fluids in electrical equipment and were banned in the 1970s, even so they are still being found in humans.
ایبارا, کاتالینا   +2 more
core   +1 more source

Radical‐Mediated In Situ Fluorescence Dye Deposition: A Simple Interfacial Signal Amplification Reaction for Ultrasensitive Immunoassay on Barcode Beads

open access: yesAdvanced Science, EarlyView.
A radical‐mediated in situ fluorescence dye deposition (RIFD) reaction containing merely three elements of beads, dyes, and radicals is discovered for the first time, and its underlying mechanism is elucidated. This simple RIFD enables the interfacial and ultrafast deposition of free dyes onto barcode beads, serving as a powerful signal amplification ...
Jiayu Zhang   +8 more
wiley   +1 more source

The Plant‐to‐Plant Circular Strategy: Coupling Photodegradation and Phytoremediation With Plant‐Based Nanomaterials for Plastic Degradation

open access: yesAdvanced Science, EarlyView.
Plant‐based nanomaterials derived from alfalfa serve as dual‐function catalysts, coupling photodegradation and phytoremediation to degrade polyethylene under UV‐A light and in soil. The nanomaterials work synergistically with alfalfa and soil microbes, achieving efficient plastic breakdown without trophic transfer.
Haoran Liu   +4 more
wiley   +1 more source

Hydroxylated Polychlorinated Biphenyls in the Environment: Sources, Fate, and Toxicities

open access: yesEnvironmental science and pollution research international, 2013
Hydroxylated polychlorinated biphenyls (OH-PCBs) are produced in the environment by the oxidation of PCBs through a variety of mechanisms, including metabolic transformation in living organisms and abiotic reactions with hydroxyl radicals.
R. Tehrani, B. Van Aken
semanticscholar   +1 more source

Synthesis of Biphenyls Mimicking the Structure of the Antimitotic Rhazinilam

open access: yes, 2016
Synthesis of Biphenyls Mimicking the Structure of the Antimitotic ...
Cécile Pascal (3045075)   +3 more
core   +4 more sources

Unlocking the Alkynyl Bromide Radical Anion With Alternating Current for Inverse Sonogashira C─H Coupling

open access: yesAdvanced Science, EarlyView.
An alternating current (AC)‐promoted, Pd‐catalyzed ortho‐aryl C─H alkynylation of 2,3‐diaryl acrylaldehydes is described. This synthetic scheme accommodates a broad substrate scope, delivering alkynylated stilbene derivatives with excellent arene site selectivity.
Junya Wang   +7 more
wiley   +1 more source

Development of selective sorbent materials for the determination of polychlorinated biphenyls (PCBs) in the environment

open access: yes, 2016
In this thesis, synthesis of molecularly imprinted polymers with molecular recognition for polychlorinated biphenyls (PCBs) as well as the application of the polymers as pre-concentration and clean-up sorbents in the determination of these compounds in ...
Ndunda, Elizabeth
core   +1 more source

Engineering Slow‐Carrier Interfacial Recombination Enables Tailored Spectral Response

open access: yesAdvanced Science, EarlyView.
This work demonstrates that weak‐drift slow carriers are preferentially captured at generic semiconductor surfaces/interfaces and recombine. This process is manipulated to achieve tailored spectral response. A tens of µm‐wide depletion region is created to observe surface collection rates for photocarriers generated at different positions.
Yibo Zhang   +5 more
wiley   +1 more source

Architecture‐Engineered Semi‐Crystalline Microporous Polymer Membranes for Precise Molecular Separation

open access: yesAdvanced Science, EarlyView.
Guided by a Random Forest model, a π–π‐driven ordered stacking strategy deploys functionally distinct substructures to restrict chain segment motion and increase free volume, while preserving the intermolecular interactions that maintain structural integrity.
Zi‐Meng Xu   +10 more
wiley   +1 more source

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