Results 91 to 100 of about 1,010,497 (305)

A merged copper(I/II) cluster isolated from Glaser coupling

open access: yesNature Communications, 2019
Copper-oxygen species in organometallic complexes and enzymes are involved in many oxidation reactions. Here, the authors synthesize a macrocycle-protected mixed valence Cu(I/II) cluster with an unusually strong oxidation capacity and apply it to ...
Siqi Zhang, Liang Zhao
doaj   +1 more source

Chemical Methods to Knock Down the Amyloid Proteins

open access: yesMolecules, 2017
Amyloid proteins are closely related with amyloid diseases and do tremendous harm to human health. However, there is still a lack of effective strategies to treat these amyloid diseases, so it is important to develop novel methods.
Na Gao   +3 more
doaj   +1 more source

Alginate‐Sludge Derived Biochar‐Calcium Hydrogel for Phosphate Removal and Slow‐Release Fertilizer: A Sustainable and Multifunctional Solution

open access: yesAdvanced Functional Materials, EarlyView.
An alginate‐based biochar hydrogel (ABC‐hydrogel), derived from sewage sludge, is developed for simultaneous phosphate removal and agricultural reuse. It captures phosphorus from water and gradually releases it as fertilizer, enhancing lettuce growth.
Yu Zhang   +4 more
wiley   +1 more source

Selective radical-type perfluoro-tert-butylation of unsaturated compounds with a stable and scalable reagent

open access: yesNature Communications
Despite the promising potential of the perfluoro-tert-butyl group in diverse fields such as magnetic resonance imaging, material science and drug design, incorporating this group into organic molecules is still a formidable task, primarily due to its ...
Ruitong Zhang   +8 more
doaj   +1 more source

Chemical Recycling of Epoxy Thermosets: From Sources to Wastes

open access: yesActuators
As one of the most widely used thermosets due to its excellent performances, epoxy resin (EP) is widely used in various fields and often employed as a component of composite actuator devices, strengthening their mechanical properties.
Shuhan Zhang   +9 more
doaj   +1 more source

The significance of sedimentation and sediments to phytoplankton growth in drinking-water reservoirs [PDF]

open access: yes, 1992
In the mesotrophic-eutrophic Saidenbach Reservoir in Saxony, the nanoplankton and cyanobacteria have increased at the expense of diatom dominance, due to a doubling of the external phosphorus load in the last 15 years.
Horn, H., Uhlmajnn, D.
core  

Mechanisms of Anode Interfacial Phenomena and Multi‐perspective Optimization in Aqueous Alkaline Zinc‐Air Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Zinc‐air batteries demonstrate great potential for sustainable energy storage but face major anode‐related challenges. This review provides a mechanism‐driven overview of zinc anode interfacial issues, e.g. dendrite formation, passivation, self‐corrosion, and hydrogen evolution; and explores advances in electrode, surface, and electrolyte engineering ...
Hong Zhao   +2 more
wiley   +1 more source

The Galactic evolution of phosphorus

open access: yes, 2011
As a galaxy evolves, its chemical composition changes and the abundance ratios of different elements are powerful probes of the underlying evolutionary processes.
Arnett   +39 more
core   +2 more sources

Biosupercapacitors for Human‐Powered Electronics

open access: yesAdvanced Functional Materials, EarlyView.
Biosupercapacitors are emerging as biocompatible and integrative energy systems for next‐generation bioelectronics, offering rapid charge–discharge performance and mechanical adaptability. This review systematically categorizes their applications from external to organ‐level systems and highlights their multifunctional roles in sensing, actuation, and ...
Suhyeon Kim   +7 more
wiley   +1 more source

Hesperus and Phosphorus [PDF]

open access: yes, 1998
In “On Sense and Reference,” surrounding his discussion of how we describe what people say and think, identity is Frege’s first stop and his last.
Crimmins, Mark
core  

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