Results 81 to 90 of about 20,351 (306)

Production of Therapeutically Significant Genistein and Daidzein Compounds from Soybean Glycosides Using Magnetic Nanocatalyst: A Novel Approach [PDF]

open access: yes, 2022
Genistein and daidzein are well-known biologically active pharmaceutical compounds that play significant roles in the treatment of various diseases such as cardiovascular problems, cancer, etc.
Mamata Singhvi   +2 more
core   +1 more source

Ultrasound‐Recharged Sub‐Nanometer Palladium Catalysts for on‐Demand and Self‐Terminating Bioorthogonal Prodrug Activation in Cancer Therapy

open access: yesAdvanced Science, EarlyView.
Safe and precise bioorthogonal therapy of tumors was achieved by an ultrasound‐responsive heterostructured nanoreactor with on‐demand catalytic activity. Under piezoelectric catalysis, the system undergoes reversible Pd2+/Pd0 redox cycling, concurrently enabling spatiotemporally controlled prodrug activation and self‐terminating catalytic dose ...
Daqing Xia   +9 more
wiley   +1 more source

A nanocatalyst network for electrochemical reduction of CO2 over microchanneled solid oxide electrolysis cells [PDF]

open access: yes, 2018
A nanocatalyst network has been successfully prepared over the internal surface of Ni-based cathode support with a microchanneled structure via an impregnation process.
Xun Hu   +11 more
core   +1 more source

Pengaruh Penambahan Nanokatalis MnFe2O4 Terhadap Proses Pirolisis Sampah Plastik HDPE

open access: yesRekayasa Mesin, 2019
The effects of MnFe2O4 nanocatalyst addition toward HDPE plastic waste pyrolysis have been investigated by performing experiments on METTLER TOLEDE TGA DSC1 Simultaneous Thermal Analyzer at heating rates of 10oC/min by nitrogen and temperatures range ...
Rita Fajar Wati   +4 more
doaj   +1 more source

Metal Nanocatalysts in Solution: Characterization and Reactivity [PDF]

open access: yesTopics in Catalysis, 2013
Homogeneous catalysis has emerged as a very important field thanks to the high selectivities reached nowadays by these catalysts and to the molecular understanding of the reactions involved. Heterogeneous catalysis continues to be of very high industrial importance and will be a major actor in the energy transition. Present trends in this field concern
Chaudret, Bruno   +2 more
openaire   +2 more sources

Nanozyme‐Reinforced miR‐197‐3p Delivery Resets Metabolic and Senescence Pathways to Rejuvenate Osteoarthritic Cartilage

open access: yesAdvanced Science, EarlyView.
ABSTRACT Osteoarthritis (OA) is a progressive and disabling joint disease driven by oxidative stress, chondrocyte senescence and extracellular matrix (ECM) degradation, yet lacks effective disease‐modifying treatments. In this study, we identified miR‐197‐3p as a previously unrecognized, cartilage‐protective miRNA significantly downregulated in both ...
Xuejie Cai   +11 more
wiley   +1 more source

Ketal Protection of Glycerol for Selective Electrosynthesis of Glyceric Acid in Highly Alkaline Media

open access: yesAngewandte Chemie, EarlyView.
Using a ketal‐protected glycerol derivative (solketal) as the oxidation substrate enables site‐selective electrooxidation that suppresses C–C cleavage on non‐noble catalysts. Highly alkaline conditions promote reactive solketal alkoxide formation, weaken the Cα─H bond to facilitate dehydrogenation, and buffer local acidification, enabling a record‐high
Jiamin Wang   +6 more
wiley   +2 more sources

Sonocatalysis degradation of methyl orange using zinc sulfide carbon nanotubes nanocatalyst [PDF]

open access: yesAdvances in Environmental Technology, 2017
Dye sewage is dangerous problem in our environmental aquatics that cause generation of harmful effects for living organism. In this work, because of simplicity, easy operation, high efficiency and no creating secondary pollutants, ultra sound radiation ...
Mohammad Reza Rezaei Kahkha   +2 more
doaj   +1 more source

Nanocatalysts for Ethanol Oxidation. Synthesis and Characterisation

open access: yesPortugaliae Electrochimica Acta, 2009
Carbon-supported binary PtSn/C and ternary PtSnNi/C catalysts were prepared for the electro-oxidation of ethanol. The carbon-supported nanoparticles were synthesised by employing a modified polyol methodology and characterised in terms of structure, morphology and composition by using XRD, EDX and TEM techniques.
Bonesi, Alejandro Roberto   +2 more
openaire   +3 more sources

Chiral Plasmonic Printing of Discrete Hierarchical Chiral Au@Chiral Ag Semi‐Core‐Shell Nanorods With Chiral Plasmon‐Enhanced Photocatalysis

open access: yesAdvanced Science, EarlyView.
Chiral plasmonic printing uses CPL as a chiral stimulus to guide asymmetric Ag deposition on chiral Au NRs seeds. Under CPL, hot carriers reduce Ag+, and the process is controlled by both the CPL handedness and the chiral SPR. L‐dc Au generates more hot electrons under LCP than RCP, while D‐dc Au shows the opposite, revealing chiral photon‐selective ...
Yaxin Cao   +6 more
wiley   +1 more source

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