Results 91 to 100 of about 2,467 (304)

Orbital‐Hybridizable Nanoseed Interphase Enables One‐Minute Rechargeable, Energy‐Dense Anode‐Free Aqueous Zinc Batteries

open access: yesAdvanced Materials, EarlyView.
An orbital‐hybridizable nanoseed (OHNS) interphase induces strong orbital hybridization between Zn and carbon edges, accelerating Zn nucleation while suppressing 2D surface diffusion. This interfacial electronic regulation drives uniform, dense, and (002)‐oriented Zn growth, enabling stable and fast charging behavior in anode‐free aqueous Zn batteries.
Won‐Yeong Kim   +16 more
wiley   +1 more source

New Determination of Lead in Edible Oil and Water Samples by High Selective Adsorptive Stripping Voltammetry with SPADNS

open access: yesInternational Journal of Electrochemical Science, 2009
The complex formed by lead and 4,5-Dihydroxy-3-(p-Sulfophenylazo)-2,7-Naphthalene Disulfonic Acid Trisodium Salt (SPADNS) was able to be adsorbed on the HMDE.
Sh. Abbasi   +4 more
doaj   +1 more source

Step‐Edge Functionalization by N‐Heterocyclic Carbenes Enhances Catalytic Activity in Electrochemical CO2 Reduction

open access: yesAdvanced Materials, EarlyView.
Atomically precise functionalization by N‐heterocyclic carbenes enhances the catalytic efficiency of macroscopically defined step edges toward electrochemical CO2${\rm CO}_2$ reduction. Sub‐molecular imaging reveals conformational differences between specific NHCs, which can be correlated with their catalytic performance. Photoelectron spectroscopy and
Philipp Wiesener   +9 more
wiley   +1 more source

Electrochemical System for Determination of Esmolol Hydrochloride Using Square Wave Adsorptive Stripping Voltammetry

open access: yesInternational Journal of Electrochemical Science, 2016
A simple, validated, sensitive and reliable electrochemical method for determination of esmolol hydrochloride (ESM) has been described. The cathodic behavior of ESM onto a hanging mercury drop electrode (HMDE) was evaluated using phosphate buffer of pH 7.
Maha F. El-Tohamy, Nawal A. Alarfaj
doaj   +1 more source

Determination of heavy metals on macro- and micro-electrodes by adsorptive cathodic stripping voltammetry and anodic stripping voltammetry

open access: yes, 1999
This thesis describes the application of macro, micro, ultra-microelectrodes and microelectrode arrays to the measurement of trace concentrations of nickel and cobalt in sediment and natural waters by adsorptive cathodic stripping voltammetric methods ...
Hadjichari, Andrew Michael
core  

Steric Coordination Modulated Iodine Chemistry With Four‐Electron Conversion for Zinc‐Iodine Batteries

open access: yesAdvanced Materials, EarlyView.
A dual‐additive electrolyte strategy is developed to address the hydrolysis of I+ in the aqueous electrolytes. The steric‐hindrance effect of TES− effectively shields I+ from nucleophilic attacks by hydroxyl groups, facilitating the reversible I−/I0/I+ conversion with four‐electron transfer.
Shuai Wang   +8 more
wiley   +1 more source

Adsorptive Stripping Voltammetric Behavior of Probucole. Experimental and Theoretical Treatment [PDF]

open access: yes, 2002
Adsorptive stripping voltammetric behav- ior of probucole has been studied by means of cyclic staircase and square-wave voltammetry. It was found that the redox reaction of probucole in an aqueous medium exhibits properties of a surface process ...
Gulaboski, Rubin, Mirceski, Valentin
core   +1 more source

Transient Laser‐Shocked Synthesis of Amorphous Layer‐Supported Metal Nanocrystals for Efficient Nitrate Reduction

open access: yesAdvanced Materials, EarlyView.
A general, versatile laser‐shock synthesis process is reported to produce various bimetallic CuNi, CuFe, CuCo, and medium‐entropy CuFeCoNi heterostructures, in which crystalline metal nanoparticles are anchored to amorphous hydroxide supports. During nitrate reduction reaction, the heterostructures undergo dynamic amorphous/crystalline reconstruction ...
Weihua Guo   +18 more
wiley   +1 more source

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