Results 311 to 320 of about 381,768 (391)

Dynamic reversible evolution of vicinal/bonding heteronuclear diatoms drives relay reductive C–N coupling for enhancive urea electrosynthesis

open access: yesInfoMat, EarlyView.
The dynamic reversible evolution of vicinal Fe/Cu diatoms and alloy‐like Fe–Cu sites during the electrocatalytic reaction allows the initial hydrogenation of CO2 and NO3− to form key C/N‐intermediates, and thermodynamically and kinetically accelerates the subsequent C–N coupling/protonation, enabling the efficient synthesis of urea with ultrahigh yield
Su Wang   +6 more
wiley   +1 more source

Acute and Chronic Toxicity of Sediments Containing Platinum and Palladium on Freshwater Benthic Organisms Chironomus riparius and Hyalella azteca

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT The expanding demand for platinum group elements (PGEs) in industrial and medical applications has led to their increasing accumulation in aquatic sediments. However, their ecological impacts remain poorly understood, particularly for sediment‐dwelling invertebrates. This study assessed the toxicity of platinum (Pt) and palladium (Pd) across a
Alice Carle   +3 more
wiley   +1 more source

Functional mouth rinse containing inorganic nitrate and antioxidants bolsters the enterosalivary pathway and lowers blood pressure in Wistar rats. [PDF]

open access: yesSci Rep
Senkus KE   +10 more
europepmc   +1 more source

Can conservation drainage practices contribute to climate change mitigation?

open access: yesJournal of Environmental Quality, EarlyView.
Abstract Conservation drainage practices can mitigate water quality impacts of subsurface drainage, but their potential for climate change mitigation remains poorly understood. We summarized processes by which tile‐drained croplands impact climate and assessed potential of conservation drainage practices to alter emissions of the greenhouse gases ...
Steven J. Hall   +4 more
wiley   +1 more source

Nitrous oxide and methane production and emission in wetlands receiving nonpoint source nitrate loads

open access: yesJournal of Environmental Quality, EarlyView.
Abstract Although wetland restoration is a promising strategy to reduce nonpoint source nitrogen (N) loads, there is some concern over the potential for increased nitrous oxide (N2O) emissions. We examined the production and emission of N2O and methane (CH4) from wetlands designed to intercept and reduce elevated, nonpoint source nitrate (NO3−) loads ...
Hannah L. Ampe   +3 more
wiley   +1 more source

A Simple and Scalable Synthesis of N‐Nitroso Salbutamol Impurities A, D, and F

open access: yesJournal of Heterocyclic Chemistry, EarlyView.
ABSTRACT To ensure strict quality control standards, improve yields, and meet regulatory requirements, the synthesis of N‐nitroso impurities of salbutamol is essential. These studies help in understanding, monitoring, and mitigating the risks associated with the presence of potentially harmful nitrosamine impurities in pharmaceuticals.
Kottolla Sai Prasad   +2 more
wiley   +1 more source

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