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http://dx.doi.org/10.4102/sajpsychiatry.v23i0.1145 | DOI Listing |
ACS Nano
December 2024
National Center for International Research on Photoelectric and Energy Materials, Yunnan Key Laboratory for Micro/Nano Materials & Technology, School of Materials and Energy, Yunnan University, Kunming 650091, China.
Replacing the oxygen evolution reaction (OER) with the urea oxidation reaction (UOR) in conjunction with the hydrogen evolution reaction (HER) offers a feasible and environmentally friendly approach for handling urea-rich wastewater and generating energy-saving hydrogen. However, the deactivation and detachment of active sites in powder electrocatalysts reported hitherto present significant challenges to achieving high efficiency and sustainability in energy-saving hydrogen production. Herein, a self-supported bimetallic nickel manganese metal-organic framework (NiMn-MOF) nanosheet and its derived heterostructure composed of NiMn-MOF decorated with ultrafine Pt nanocrystals (Pt/NiMn-MOF) are rationally designed.
View Article and Find Full Text PDFJ Am Chem Soc
December 2024
Key Laboratory of Biomedical Polymers of Ministry of Education, College of Chemistry and Molecular Sciences, The Institute of Molecular Medicine Medicine, Wuhan University People's Hospital, Hubei Province Key Laboratory of Allergy and Immunology, Wuhan University, Wuhan, Hubei 430072, China.
We develop a latent biocompatible cleavage reaction involving the hitherto unexplored interaction between hydroxylamines and cyclopropenones. Our study addresses the regioselectivity challenges commonly observed in asymmetric cyclopropenone transformations, substantiated by variations in substrate, Density Functional Theory calculations, and NMR analysis. This reaction is characterized by high efficiency, broad substrate scope, stability, latent biocompatibility, and mild reaction conditions.
View Article and Find Full Text PDFIndian J Dermatol
October 2024
From the Department of Dermatology, Venereology, Leprosy - Mahatma Gandhi Memorial Medical College and Hospital, Jamshedpur and Rajendra Institute of Medical Sciences, Ranchi, Jharkhand, India.
Polymers (Basel)
November 2024
INSTM Research Unit, Department of Engineering, University of Palermo, V. le delle Scienze, 90128 Palermo, Italy.
In the current context, the use of fillers derived from fruit and vegetable waste is a crucial approach to mitigate waste and promote sustainable resource use, thus contributing to product life cycle completion and the achievement of sustainability goals. This study focuses on incorporating an endemic waste hitherto considered irrelevant within a biodegradable matrix. The resulting biocomposites were carefully characterized mechanically, rheologically, and morphologically to identify the connections between processability, structure, and properties.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
December 2024
State Key Laboratory for Strength and Vibration of Mechanical Structures, School of Aerospace Engineering, Xi'an Jiaotong University, Xi'an 710049, China.
Ordered polar structures in oxide nanofilms play a pivotal role in the development of nanoelectronic applications. Hitherto, ordered polar structures have been restricted to a limited number of ferroelectric materials, and there is no effective scheme to induce and manipulate ordered polar patterns in centrosymmetric nonpolar nanofilms due to the absence of spontaneous symmetry breaking. Here, we circumvent these limitations by utilizing the wrinkle-induced strain gradient modulation associated with flexoelectricity as a general means of inducing and manipulating ordered polar patterns in nonpolar nanofilms.
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