Results 21 to 30 of about 436,686 (310)

Corrosion resistance of mild steel immersed in simulated concrete pore solution in the presence of sodium potassium tartrate

open access: yesZaštita Materijala, 2023
The corrosion resistance of mild steel in simulated concrete pore solution (SCPS) in the absence and presence of sodium potassium tartrate (SPT) has been investigated by polarization technique and AC impedance spectra.
Pushpa Murugesh   +5 more
doaj   +1 more source

Exploring structural and electronic effects in three isomers of tris{bis(trifluoromethyl)phenyl}borane: Towards the combined electrochemical-frustrated Lewis pair activation of H2 [PDF]

open access: yes, 2015
Three structural isomers of tris{bis(trifluoromethyl)phenyl}borane have been studied as the acidic com- ponent of frustrated Lewis pairs. While the 3,5-substituted isomer is already known to heterolytically cleave H2 to generate a bridging-hydride; ortho-
Andrew E. Ashley   +55 more
core   +1 more source

Electrochemical studies of S-nitrosothiols

open access: yesBioorganic & Medicinal Chemistry Letters, 1998
S-nitrosothiols (RSNO), such as SNAP, GSNO, and Glc-SNAP-1 exhibited a single, totally irreversible, diffusion controlled reduction peak at potentials of -0.97 V, -0.98 V and -0.91 V, respectively, vs. Ag/AgCl (3 M NaCl) reference electrode. This corresponded to the nitric oxide (NO) release from the S-nitrosothiols.
Y, Hou   +4 more
openaire   +2 more sources

Electrochemical oxidation of oxalic acid and hydrazinium nitrate on platinum in nitric acid media [PDF]

open access: yes, 2012
Several studies in the literature have investigated the electrochemical effects of oxalic acid and hydrazine on various materials in neutral (pH buffered to 7), basic or weakly acidic media (pH 6).
Féraud, Jean-Pierre   +4 more
core   +2 more sources

An Integrated Experimental and Theoretical Studies on the Corrosion Inhibition of Carbon Steel by Harmal Extracts

open access: yesMolecules, 2022
The corrosion inhibition effect of the three extracts from Harmal roots (HRE), leaves (HLE), and flowers (HFE) were studied for carbon steel corrosion inhibition in 0.25 M H2SO4 solution. The electrochemical impedance study indicated that the three types
Hassan H. Hammud   +3 more
doaj   +1 more source

Nanoscale electrochemistry of sp2 carbon materials: from graphite and graphene to carbon nanotubes [PDF]

open access: yes, 2016
Carbon materials have a long history of use as electrodes in electrochemistry, from (bio)electroanalysis to applications in energy technologies, such as batteries and fuel cells.
Aleix G. Güell   +4 more
core   +2 more sources

Investigations of Zr(IV) in LiF-CaF2: stability with oxide ions and electroreduction pathway on inert and reactive electrodes [PDF]

open access: yes, 2013
In this work, a detailed electrochemical study of the molten LiF-CaF2-ZrF4 system is provided in the 810-920°C temperature range, allowing the determination of the reduction potential, the diffusion coefficient and the reduction mechanism of dissolved Zr(
Cassayre, Laurent   +4 more
core   +4 more sources

Study on Corrosion Inhibition of Brass in Water Using Horse Tail Herb as Green Inhibitor [PDF]

open access: yesEngineering and Technology Journal, 2014
Brass used in heat exchanger is corroded in industrial water. The used inhibitor is extracted from horse tail herb added in different concentrations and temperature to industrial water in which heat exchanger if exposed to these conditions.
Sami Abualnoun Ajee   +1 more
doaj   +1 more source

A Label Free Electrochemical Nanobiosensor Study [PDF]

open access: yesAnalytical Letters, 2009
Abstract Nano-porous silicon (PS) is an attractive material for incorporation into biosensors, because it has a large surface area combined with the ability to generate both optical and electrical signals. In this paper, we describe a label-free nanobiosensor for bovine serum albumin (BSA).
Zhang, Juankun   +9 more
openaire   +3 more sources

A new view of electrochemistry at highly oriented pyrolytic graphite [PDF]

open access: yes, 2012
Major new insights on electrochemical processes at graphite electrodes are reported, following extensive investigations of two of the most studied redox couples, Fe(CN)64–/3– and Ru(NH3)63+/2+.
Alliata D.   +139 more
core   +1 more source

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