Results 211 to 220 of about 141,054 (289)

Pyrrolation of Melem: A Facile Gateway into the Field of Monomeric s‐Heptazine Chemistry

open access: yesChemistry – A European Journal, Volume 31, Issue 19, April 1, 2025.
A facile synthetic route for the synthesis of monomeric s‐heptazines is presented. The central compound of this new approach is 2,5,8‐tri(1H‐pyrrol‐1‐yl)‐s‐heptazine that was synthesized via an acid catalyzed pyrrolation of melem with 2,5‐dimethoxytetrahydrofuran, which proved to be a potent starting material for the synthesis of further monomeric s ...
Thaddäus J. Koller   +8 more
wiley   +1 more source

Green Electrochemical Point‐of‐Care Devices: Transient Materials and Sustainable Fabrication Methods

open access: yesChemSusChem, Volume 18, Issue 7, April 1, 2025.
The deployment of point‐of‐care diagnosis may lead to sustainability concerns due to the complex management of generated waste. This review examines transient materials and printing technologies to enhance the sustainability of electrochemical point‐of‐care devices, providing examples of components incorporating transient materials for eco‐friendly ...
David Batet, Gemma Gabriel
wiley   +1 more source

Using Horizon Scanning to Build Policy Resilience: Case of Waste Crime

open access: yesFUTURES &FORESIGHT SCIENCE, Volume 7, Issue 1, April 2025.
ABSTRACT Waste crime is a pressing concern for the waste and resource industry as it is undermining investment, growth and jobs within the industry and threatening the natural environment. However, there is little knowledge of the scale of the problem, the types of criminality and motivations involved, and the precise nature of crime.
Kenisha Garnett   +2 more
wiley   +1 more source

Agricultural nanotechnology for a safe and sustainable future: current status, challenges, and beyond

open access: yesJournal of the Science of Food and Agriculture, Volume 105, Issue 6, Page 3159-3169, April 2025.
Abstract Nanotechnology, which involves manipulating matter at the atomic and molecular scales to produce structures and devices ranging from 1 to 100 nm, is increasingly being applied in agriculture. Nanoscale materials possess distinct optical, electrochemical, and mechanical properties that enable the smart, targeted delivery of pesticides ...
Pamela Aracena Santos   +5 more
wiley   +1 more source

Validation of qMT and CEST MRI as Biomarkers of Response to Treatment After Lumbar Spinal Cord Injury in Rats

open access: yesNMR in Biomedicine, Volume 38, Issue 4, April 2025.
Multiparametric MRI changes in white matter myelination (qMT PSR) and neuroinflammation (CEST APT) in the injured spinal cord were related to injury severity, behavioral deficits, and recovery progression over time. Both imaging metrics captured enhanced recovery from the neuroprotective drug riluzole, supporting the practical utility of these MRI ...
Chaoqi Mu   +6 more
wiley   +1 more source

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