Results 71 to 80 of about 24,602 (325)

Investigation on galvanic corrosion behavior of Q235 in deep-sea water/sediments of the South China Sea via manned deep diving

open access: yesJournal of Materials Research and Technology, 2023
To investigate the corrosion behaviors of metals in deep-sea water and sediments, in 2021, we conducted a systematic set of deep-sea water and sediment corrosion tests for the first time in the South China Sea at a depth of 3404.0 m via a Chinese-manned ...
Sizhi Zuo-Jiang   +4 more
doaj  

Corrosion of Carbon Steel in Oxygen and NaCl Concentration Cells: the Influence of Solution Temperature and Aeration

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2019
Corrosion rate tests were carried out on carbon steel under concentration cells conditions of oxygen and sodium chloride. The effect of aeration in one compartment on the corrosion rate of both coupled metals was determined.
Muayad F. Hamad   +4 more
doaj   +1 more source

Valve seat pores sealed with thermosetting monomer [PDF]

open access: yes, 1966
Hard anodic coating provides a smooth wear resistant value seating surface on a cast aluminum alloy valve body. Vacuum impregnation with a thermosetting monomer, diallyl phthalate, seals the pores on the coating to prevent galvanic ...
Olmore, A. B.
core   +1 more source

Boron Nitride Nanosheets for Metal Protection

open access: yes, 2014
Although the high impermeability of graphene makes it an excellent barrier to inhibit metal oxidation and corrosion, graphene can form a galvanic cell with the underlying metal that promotes corrosion of the metal in the long term.
Chen, Ying   +3 more
core   +1 more source

A Galvanic Sensor for Monitoring the Corrosion Condition of the Concrete Reinforcing Steel: Relationship Between the Galvanic and the Corrosion Currents [PDF]

open access: yesSensors, 2009
This work reports a study carried out on the design and performance of galvanic and polarization resistance sensors to be embedded in concrete systems for permanent monitoring of the corrosion condition of reinforcing steel, aiming to establish a correlation between the galvanic currents, Igal, and the corrosion currents, Icorr, estimated from the ...
Elsa V. Pereira   +3 more
openaire   +4 more sources

The State of High‐Resolution Imaging of the Human Inner Ear: A Look Into the Black Box

open access: yesAdvanced Science, EarlyView.
High‐resolution imaging of the cochlea is challenged by numerous unique aspects of this organ, where sensorineural cells, crucial for hearing, are too small for conventional modalities like magnetic resonance imaging and computed tomography. This article reviews current imaging techniques, emerging technologies, and innovations aimed at improving ...
Shelley Batts   +3 more
wiley   +1 more source

Effect of temperature on galvanic corrosion of Al 6061-SS 304 in nitric acid

open access: yesEnergy Reports, 2022
Nitrogen tetroxide (N2O4) is commonly used as an oxidizer for bipropellant liquid, and galvanic corrosion of its storage tanks was a serious problem. The immersion and electrochemical experiments of Al 6061-SS 304 galvanic pair were carried out in 30 ...
Huixin Zhu   +3 more
doaj  

Metals used in maxillofacial surgery [PDF]

open access: yes, 2016
The goal of maxillofacial surgery is to restore the shape and functionality of maxillofacial region. In the past years, there has been a tremendous progress in this field because of significant advances in biotechnology that provided innovative ...
Cielo, A.   +3 more
core   +1 more source

Advanced Temperature Design for Dynamic Performance Enhancement of PEMFCs Under High Current Density (HCD)

open access: yesAdvanced Science, EarlyView.
This study presents an innovative temperature difference (TD) design with an in‐plane gradient to optimize cooling channels in proton exchange membrane fuel cells (PEMFCs) under high current density (HCD) loading. The positive temperature difference (PTD) design improves dynamic response by enhancing hydration upstream and mitigating flooding ...
Fengyang Cai   +3 more
wiley   +1 more source

Electrochemical processes and systems: application for tutors [PDF]

open access: yes, 2018
The features of redox reactions and the principles of their balancing according to the medium composition are considered. The basic representations about electrochemical processes and systems are outlined. The reactions and principles of chemical sources
Karakurkchi, A.   +4 more
core   +1 more source

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