Results 91 to 100 of about 330,555 (351)

Synthetic biology and microdevices : a powerful combination [PDF]

open access: yes, 2013
Recent developments demonstrate that the combination of microbiology with micro-and nanoelectronics is a successful approach to develop new miniaturized sensing devices and other technologies.
Marchal, Kathleen   +2 more
core   +2 more sources

Microstructure Design of Steel‐Spinel Composites via Spark Plasma Sintering Process

open access: yesAdvanced Engineering Materials, EarlyView.
This study illustrates how spark plasma sintering at reduced oxygen partial pressure enables controlled formation of steel‐spinel composites through tailored redox reactions and cation exchange. Comparison of the MgO–Fe2O3, steel–(MgO+Cr2O3), and steel–(MgO+Fe2O3) systems shows how oxygen activity and interface chemistry govern spinel formation, phase ...
Mahnaz Mehdizadehlima   +4 more
wiley   +1 more source

Two-phase flow dynamics in the gas diffusion layer of proton exchange membrane fuel cells: Volume of fluid modeling and comparison with experiment [PDF]

open access: yes, 2018
This paper proposes a three-dimensional (3D) volume of fluid (VOF) study to investigate two-phase flow in the gas diffusion layer (GDL) of proton exchange membrane (PEM) fuel cells and liquid water distribution.
Jiao, K, Niu, Z, Wang, Y, Wu, J
core   +1 more source

Hydrogen‐Assisted Fracture of Iron‐Based Fe–Ni–Al Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Principal relations and fracture mechanisms of single‐phase and precipitate‐strengthened Fe–Ni–Al alloys subjected to prior electrochemical hydrogen charging are identified. The mechanisms of hydrogen effect on strength and microhardness are discussed, including hydrogen‐induced increase in microhardness and the role of hydrogen in fracture behavior ...
Nataliya Yadzhak   +3 more
wiley   +1 more source

The resistance to general corrosion of series of zinc-aluminum alloys modified with silicon and strontium

open access: yesZaštita Materijala, 2019
The resistance to corrosion of the series of zinc-aluminum casting alloys modified with silicon and strontium was studied in a sodium chloride solution. It was shown that general corrosion was the main form of corrosion of Zn25Al-Si-Sr alloys in the test
Ilija Bobić, Biljana Bobić
doaj   +1 more source

Preliminary results of the comparison of the electrochemical behavior of a thioether and biphenyl [PDF]

open access: yes
An electrochemical cell was constructed to explore the feasibility of using electrochemical techniques to simulate the tribochemistry of various substances.
Jones, W. R., Morales, W.
core   +1 more source

Pre-selectable integer quantum conductance of electrochemically fabricated silver point contacts [PDF]

open access: yes, 2008
The controlled fabrication of well-ordered atomic-scale metallic contacts is of great interest: it is expected that the experimentally observed high percentage of point contacts with a conductance at non-integer multiples of the conductance quantum G_0 =
Brendelberger, S.   +7 more
core   +3 more sources

Passivation Level of AISI 316L Aseptic Tank Surface Quantified by On-Site Electrochemical Techniques [PDF]

open access: diamond, 2022
Luís Henrique Guilherme   +3 more
openalex   +1 more source

Enhanced Strength and Corrosion Resistance of Ti‐13Nb‐12Ta‐10Zr‐4Sn Alloy by Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
This work systematically investigates the effect of aging treatment on mechanical properties and corrosion behavior of vacuum arc‐melted Ti‐13Nb‐12Ta‐10Zr‐4Sn alloy. Owing to the increased α″ martensite, strength and corrosion resistance were significantly enhanced by aging treatment.
Yuhua Li   +5 more
wiley   +1 more source

Electrochemical characterization of systems for secondary battery application First quarterly report, May - Jul. 1966 [PDF]

open access: yes
Screening techniques for electrode-electrolyte electrochemical systems for high energy density ...
Remanick, A. H., Shaw, M.
core   +1 more source

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