Results 61 to 70 of about 38,709 (289)

Cyanide effluent treatment by electrocoagulation using airlift reactor: Modeling and optimization by response surface methodology

open access: yesScientific African, 2023
The extraction processes of gold, silver, and various metals from ores consume 13% of 1.1 million metric tons of hydrogen cyanide produced worldwide annually.
Z. Zmirli   +5 more
doaj   +1 more source

Metabolism of Hydrogen Cyanide by Higher Plants [PDF]

open access: yesPlant Physiology, 1980
A survey has been made of the occurrence and distribution of three enzymes which metabolize cyanide in a variety of higher plants including both cyanogenic and non-cyanogenic species. The enzymes investigated were beta-cyanoalanine synthase, rhodanese and formamide hydrolyase.
J M, Miller, E E, Conn
openaire   +2 more sources

Enhancing Biogenic Formic Acid Production in the Modified OxFA Process by Acetonitrile Addition

open access: yesAdvanced Science, EarlyView.
In this study, the beneficial effect of using acetonitrile as a co‐solvent in the modified OxFA process is shown, outperforming methanol, demonstrating improved reaction kinetics combined with high selectivity for the HPA‐2 (H5PV2Mo10O40) catalyzed oxidation of xylose to FA.
Jan‐Dominik H. Krueger   +7 more
wiley   +1 more source

Orchestrated Engineered Polyphenol‐Peptide Condensates Coupled With β‐GP Reverses Diabetic Osteoporosis by Remodeling Mitophagy

open access: yesAdvanced Science, EarlyView.
A multifunctional β‐GP@EGCG‐E7 nanoplatform is engineered by polyphenol–peptide condensation and phosphate loading. Bone‐targeted delivery, antioxidant and anti‐inflammatory activity, and mitophagy restoration are integrated in one system, enabling protection of osteoblasts and endothelial cells and promoting bone regeneration under diabetic ...
Xiuyun Xu   +13 more
wiley   +1 more source

Alternative Respiratory Pathway under Drought is Partially Mediated by Hydrogen Peroxide and Contributes to Antioxidant Protection in Wheat Leaves

open access: yesPlant Production Science, 2008
Water stress significantly enhanced the capacity of alternative respiratory pathway and induced AOX1 transcript in wheat (Triticum aestivum L.) leaves.
Hanqing Feng   +5 more
doaj   +1 more source

Photochemical reductive homologation of hydrogen cyanide using sulfite and ferrocyanide. [PDF]

open access: yesChem Commun (Camb), 2018
On their own, neither sulfite nor ferrocyanide are efficient sources of photochemically-generated electrons for the reductive homologation of hydrogen cyanide, but together they are.
Xu J   +5 more
europepmc   +2 more sources

Deep Eutectic Polymer Electrolyte with Competitive Hydrogen‐Bonding Coordination for High‐Voltage Nickel‐rich Lithium Metal Batteries

open access: yesAdvanced Science, EarlyView.
To stabilize high‐voltage Li||NCM811 batteries, we develop an in situ polymerized deep‐eutectic electrolyte (p‐DEPE) featuring competitive hydrogen‐bonding coordination. This design weakens Ni4+ adsorption, suppresses oxygen release, and enhances interfacial stability.
Yuxin Fan   +6 more
wiley   +1 more source

Effects of pressure and temperature on the reactions of horseradish peroxidase with hydrogen cyanide and hydrogen peroxide [PDF]

open access: yes, 1981
Reactions of ferric horseradish peroxidase with hydrogen cyanide and hydrogen peroxide were studied as a function of pressure. Activation volumes are small and differ in sign (delta V = 1.7 +/- 0.5 ml/mol for peroxidase + HCN and -1.5 +/- 0.5 ml/mol for ...
Wauters, J.   +3 more
core   +1 more source

Formation of Gallium Monofluoride in the Coordination Sphere of Nickel

open access: yesAngewandte Chemie, EarlyView.
The elusive gas‐phase species gallium monofluoride forms selectively in the coordination sphere of a nickel(II) centre as a product of C(sp3)–F bond activation, with a weakly coordinating anion as the fluorine source. The herein reported gallium monofluoride ligand acts as a very strong σ‐donor ligand at nickel and serves as a fluorine donor towards ...
Johannes Stephan   +6 more
wiley   +2 more sources

Multi‐Targeting Carnosic Acid Kills Drug‐Resistant Helicobacter pylori With Narrow‐Spectrum Activity

open access: yesAdvanced Science, EarlyView.
Carnosic acid selectively eradicates drug‐resistant Helicobacter pylori through a multi‐targeted mechanism involving urease inhibition, membrane disruption, and biofilm eradication. It exhibits no detectable resistance, potent in vivo efficacy, and minimal impact on gut microbiota, positioning it as a promising narrow‐spectrum lead compound against ...
Yuefan Bai   +7 more
wiley   +1 more source

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