Materiales avanzados

Materiales avanzados

Carpelipine C and D, two anti?inflammatory germacranolides from the flowers of Carpesium lipskyi Winkl. (Asteraceae)
24/05/2022 - Two new germacranolides, carpelipine C ( 1 ) and carpelipine D ( 2 ), together with four known ones ( 3 ? 6 ), were isolated from Carpesium lipskyi  Winkl. flowers, a folk Tibetan herbal...
Recent Advances in Synthesis, Modification, Characterization, and Applications of Carbon Dots
25/05/2022 - Although there is significant progress in the research of carbon dots (CDs), some challenges such as difficulty in large-scale synthesis, complicated purification, low quantum yield, ambiguity in...
Waste Clay Bricks as a Geopolymer Binder for Pavement Construction
25/05/2022 - Geopolymer binders that combine aluminosilicate materials (i.e., precursors) with alkali activators are a viable and environmentally friendly alternative to ordinary Portland cement. While fly ash,...
Partially reduced graphene oxide-based electrolyte: synthesis and electrochemical capacitance performance
23/05/2022 - Abstract The increasing demand for higher-energy-density supercapacitors driven by advancements in devices necessitates the development of alternative electrolytes with a higher...
Poly(arylene sulfide)s via nucleophilic aromatic substitution reactions of halogenated pyromellitic diimides
14/05/2022 - Nucleophilic aromatic substitution (SNAr) reactions are exploited to prepare poly(arylene sulfide)s (PAS's) via the reaction of bis?thiolates and dibrominated pyromellitic diimide (PMDI) derivatives....
Effect of Astragalus membranaceus Root on the Serum Metabolome of Preweaning Dairy Calves
24/05/2022 - The effect of the Astragalus membranaceus root (AMR) on the serum metabolic profiles of preweaning calf were investigated in this study. Sixteen preweaning Holstein calves were randomly allocated...
Development of Efficient Photocatalyst MIL-68(Ga)_NH2 Metal-Organic Framework for the Removal of Cr(VI) and Cr(VI)/RhB from Wastewater under Visible Light
24/05/2022 - Severe environmental pollution is caused by the massive discharge of complex industrial wastewater. The photocatalytic technology has been proved as an effective way to solve the problem, while an...
Photocatalytic Reduction of CO2 with N-Doped TiO2-Based Photocatalysts Obtained in One-Pot Supercritical Synthesis
24/05/2022 - The objective of this work was to analyze the effect of carbon support on the activity and selectivity of N-doped TiO2 nanoparticles. Thus, N-doped TiO2 and two types of composites, N-doped TiO2/CNT...
Synthesis, Toxicity Assessment, Environmental and Biomedical Applications of MXenes: A Review
24/05/2022 - MXenes are a family of two-dimensional (2D) composite materials based on transition metal carbides, nitrides and carbonitrides that have been attracting attention since 2011. Combination of...
Surveying the Oral Drug Delivery Avenues of Novel Chitosan Derivatives
24/05/2022 - Chitosan has come a long way in biomedical applications: drug delivery is one of its core areas of imminent application. Chitosan derivatives are the new generation variants of chitosan. These...
Preparation of a Novel Solid Phase Microextraction Fiber for Headspace GC-MS Analysis of Hazardous Odorants in Landfill Leachate
24/05/2022 - The practice of odorant analysis can often be very challenging because odorants are usually composed of a host of volatile organic compounds (VOCs) at low concentrations. Preconcentration with solid...
Ultrafast synthesis of dialkyne-functionalized polythioether and post-polymerization modification via click chemistry
22/06/2022 - Herein, we prepare a polythioether with double “clickable” alkyne groups in each repeating unit via an extremely rapid polymerization method and combine it with Cu(I)-catalyzed azide-alkyne...
Mimicry of silk utilizing synthetic polypeptides
- For thousands of years, ‘silk’ and silk-based materials have played an important role for mankind. Today, silk-based materials increasingly find use in novel application areas such as...
Electronically Conductive Hydrogels by in?Situ Polymerization of a Water?Soluble EDOT?Derived Monomer
22/05/2022 - The incorporation of a conducting polymer in hydrogels is a common strategy to achieve electrically conductive hydrogels. However, the addition of a “hard” conducting polymer often increases the...
Synthesis and biological evaluation of new series of benzamide derivatives containing urea moiety as sEH inhibitors
15/08/2022 - The pharmacological inhibition of soluble epoxide hydrolase (sEH) was shown to reduce inflammation and pain. Herein, we described a series of newly synthesized sEH inhibitors with the...
Enhanced Soluble Expression of Linoleic Acid Isomerase by Coordinated Regulation of Promoter and Fusion Tag in Escherichia coli
23/05/2022 - PAI is a linoleic acid isomerase from Propionibacterium acnes and is the key enzyme in the synthesis of trans10, cis12-conjugated linoleic acid. However, the majority of the expressed PAI in...
Chelating Agents in Assisting Phytoremediation of Uranium-Contaminated Soils: A Review
23/05/2022 - Massive stockpiles of uranium (U) mine tailings have resulted in soil contamination with U. Plants for soil remediation have low extraction efficiency of U. Chelating agents can mobilize U in soils...
Novel linezolid-based oxazolidinones as potent anticandidiasis and antitubercular agents
01/09/2022 - The quest for new antifungal and antitubercular drugs is a need of the hour because of morbid co-pathogenesis and an increase in immunocompromised patients. One of the ways forward is to explore...
Recent advances in fixation of CO2 into organic carbamates through multicomponent reaction strategies
01/07/2022 - This review summarizes the recent advances in the synthesis of organic carbamates from CO2 through multicomponent reaction strategies. Future perspectives and challenges in incorporating CO2 into...
Single atom-based catalysts for electrochemical CO2 reduction
01/07/2022 - This review introduces the synthesis of SACs, summarizes their CO2RR applications, discusses the characterization techniques such as in situ/operando skills to reveal the in-depth...
Photoelectrochemical nitrogen reduction: A step toward achieving sustainable ammonia synthesis
01/07/2022 - The photoelectrochemical NRR is an energy-efficient and environmentally friendly route for sustainable ammonia synthesis. In this review, the fundamental principles and the latest progress in...