Results 121 to 130 of about 157,639 (286)

Chelation‐Driven Dual‐Interface Regulation for Long‐Life Aqueous Zn–I2 Batteries

open access: yesAdvanced Science, EarlyView.
Zn2+–TPEN coordination generates TPEN‐derived coordination species (TCC) that contribute to the regulation of both electrode interfaces. At the Zn anode, it creates an interfacial environment with reduced water accessibility that suppresses HER and corrosion while promoting uniform deposition; at the I2 cathode, it captures polyiodide to inhibit ...
Dong Wook Kim   +10 more
wiley   +1 more source

Electrochemistry and analytical determination of lysergic acid diethylamide (LSD) via adsorptive stripping voltammetry

open access: yes, 2014
Lysergic acid diethylamide (LSD) is hardly detectable and quantifiable in biological samples because of its low active dose. Although several analytical tests are available, routine analysis of this drug is rarely performed.
Daniele Merli   +4 more
core   +1 more source

Weakly Coordinated Solvent Network‐Induced Ternary Water‐Deficient Eutectic Electrolytes for Low‐Polarization Zn Anodes

open access: yesAdvanced Science, EarlyView.
A water‐deficient ternary eutectic electrolyte employs weakly coordinating solvents to decouple strong solvation interactions, constructing a loose and dynamic solvation network. This optimized solvation structure accelerates Zn2+ transport and interfacial kinetics, promotes robust SEI formation, and ultimately enables highly stable and reversible Zn ...
Quancai Li   +7 more
wiley   +1 more source

The Distribution of Dissolved Copper and Natural Organic Ligands in Tropical Coastal Waters Under Seasonal Variation

open access: yesJournal of Marine Science and Engineering
The bioavailability of dissolved copper (Cu) in seawater is influenced by the presence of natural organic matter. Changes in physicochemical conditions, such as pH, temperature, and salinity, can significantly affect the solubility and speciation of ...
Li Qing Ng   +4 more
doaj   +1 more source

Bismuth film electrodes for adsorptive stripping voltammetric determination of sunset yellow

open access: yes, 2011
The suitability of bismuth film electrodes for the adsorptive stripping voltammetry of an azo dye – Sunset Yellow ("E110") has been examined. The effect of the glassy carbon support geometry, the plating solution concentration, and the optimal ...
Zarebski, Jerzy   +2 more
core   +1 more source

A Scalable Spin‐Coating Strategy for Mesoporous Gold Thin Films toward miRNA Detection

open access: yesAdvanced Science, EarlyView.
A scalable spin‐coating strategy produces uniform mesoporous Au thin films with tunable thickness and high electroactive surface area on transparent substrates. The resulting architecture enables label‐free, amplification‐free detection of ovarian cancer‐associated miRNA hsa‐miR‐200c‐3p from 1 aM to 10 pM, achieving a 1.72 aM detection limit with high ...
Aditya Ashok   +8 more
wiley   +1 more source

Simultaneous determination of trace amounts of lead and zinc by adsorptive cathodic stripping voltammetry

open access: yes, 2008
A selective and sensitive method for simultaneous determination of lead and zinc by adsorptive differential pulse cathodic stripping voltammetry is presented. The method is based on adsorptive accumulation of the complexes of Pb (II) and Zn(II) ions with
Fazril Zayadi
core  

Hybrid Metal–Organic Framework‐Derived Dual Active Site Catalysts Enabling Surface‐Enriched Cathode and Modified Zinc Anode for Long‐Life Zinc–Air Batteries

open access: yesAdvanced Science, EarlyView.
This work demonstrates the implementation of MOF‐assisted anode and cathode materials for prolonged cycling of zinc‐air batteries with strong redox capability and structural stability. ABSTRACT The surface modification of zinc anodes and the development of effective cathode dual‐functional oxygen electrocatalysts remain of paramount interest for ...
Ramasamy Santhosh Kumar   +7 more
wiley   +1 more source

Rapid‐Forming Conductive Antifouling Hydrogel Coating Enables Magnetically Guided Electrochemical POCT for Direct at‑Home Blood Testing

open access: yesAdvanced Science, EarlyView.
The SPG‐MpECis electrochemical POCT platform developed in this study enables direct detection of biomarkers in complex biological samples such as serum and fingerstick blood, demonstrating high concordance with results from clinical reference methods and holding broad potential for at‐home testing applications.
Menghan Li   +10 more
wiley   +1 more source

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