Results 1 to 10 of about 303 (140)

Polyethylenimine as a Non-Innocent Ligand for Hexacyanoferrates Immobilization [PDF]

open access: yesMolecules, 2022
To understand how polyethyleneimine (PEI), as a ligand, affects structure and properties of the transition metals hexacyanoferrates (HCFs) immobilized in cross-linked PEI matrix, we have synthesized Cu(II), Zn(II), and Fe(III) HCFs via successive ion ...
Denis Balatskiy   +4 more
doaj   +2 more sources

Copper Hexacyanoferrates Obtained via Flavocytochrome b2 Assistance: Characterization and Application [PDF]

open access: yesBiosensors
Artificial enzymes or nanozymes (NZs) are gaining significant attention in biotechnology due to their stability and cost-effectiveness. NZs can offer several advantages over natural enzymes, such as enhanced stability under harsh conditions, longer shelf
Galina Gayda   +7 more
doaj   +2 more sources

Metal hexacyanoferrates in photodynamic and photothermal therapies. [PDF]

open access: yesBiophys Rev
Photodynamic therapy (PDT) involves a reaction between photosensitizers (PS) and oxygen (O2) to generate cytotoxic reactive oxygen species (ROS), which effectively eliminate undesired cells. Compared to conventional treatments like surgery, radiation, and chemotherapy, PDT offers several advantages, including minimal toxicity to healthy tissues and no ...
de Matos PA   +4 more
europepmc   +4 more sources

Modification of Saccharomyces cerevisiae Cells with Metal Hexacyanoferrates for the Construction of a Yeast-Based Fuel Cell [PDF]

open access: yesMolecules
This research presents a simple procedure for chemically modifying yeast (Saccharomyces cerevisiae) cells with nickel hexacyanoferrate (NiHCF) and ferric hexacyanoferrate, also known as Prussian blue (PB), to increase the conductivity of the yeast cell ...
Gabija Adomaitė   +2 more
doaj   +2 more sources

Manganese–Zinc Synergy in Prussian Blue Analogues for Long-Cycle Aqueous Zinc-Ion Battery Cathodes [PDF]

open access: yesNanomaterials
Aqueous zinc-ion batteries (AZIBs) are regarded as promising electrochemical energy storage devices owing to their low cost, intrinsic safety, abundant zinc reserves, and desirable specific capacity.
Jiangtao Pan   +9 more
doaj   +2 more sources

Iron-Vanadium Incorporated Ferrocyanides as Potential Cathode Materials for Application in Sodium-Ion Batteries [PDF]

open access: yesMicromachines, 2023
Sodium-ion batteries (SIBs) are potential replacements for lithium-ion batteries owing to their comparable energy density and the abundance of sodium.
Thang Phan Nguyen, Il Tae Kim
doaj   +2 more sources

Nanomaterials as Redox Mediators in Laccase-Based Amperometric Biosensors for Catechol Assay [PDF]

open access: yesBiosensors, 2022
Laccase is a copper-containing enzyme that does not require hydrogen peroxide as a co-substrate or additional cofactors for an enzymatic reaction. Nanomaterials of various chemical structures are usually applied to the construction of enzyme-based ...
Olha Demkiv   +5 more
doaj   +2 more sources

Potentiometric sensor system based on modified screen-printed electrodes for determining antioxidant activity [PDF]

open access: yesBIO Web of Conferences, 2023
A potentiometric sensor system (PSS) was developed to assess antioxidant activity (AOA) using the potassium hexacyanoferrates ([Fe(CN)6]3–/4–) mediator system.
Tarasov Aleksey   +2 more
doaj   +1 more source

Thermal decomposition of hydrotalcitewith hexacyanoferrate(II) and hexacyanoferrate(III) anions in the interlayer [PDF]

open access: yesJournal of Thermal Analysis and Calorimetry, 2006
The thermal decompositions of hydrotalcites with hexacyanoferrate(II) and hexacyanoferrate(III) in the interlayer have been studied using thermogravimetry combined with mass spectrometry. X-ray diffraction shows the hydrotalcites have a d(003) spacing of 11.1 and 10.9 Å which compares with a d-spacing of 7.9 and 7.98 Å for the hydrotalcite with ...
Frost, Raymond   +5 more
openaire   +3 more sources

Potential Interfering Substances and Potentiometric Antioxidant Activity Tests in Food Systems

open access: yesТехника и технология пищевых производств, 2023
The food industry knows a lot of methods to determine the total antioxidant activity. The potentiometric method includes the mediator system of potassium hexacyanoferrates (K3[Fe(CN)6]/K4[Fe(CN)6]) and has proved to be quite effective in assessing the ...
Aleksey V. Tarasov   +2 more
doaj   +1 more source

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