Results 21 to 30 of about 1,499,082 (298)

Review of Functionally Graded Thermal Sprayed Coatings

open access: yesApplied Sciences, 2020
The paper briefly describes major thermal spray techniques used to spray functionally graded coatings such as atmospheric plasma spraying, high velocity oxy-fuel spraying, suspension and solution precursor plasma spraying, and finally low and high ...
Leszek Łatka   +5 more
doaj   +1 more source

Dense membranes for oxygen and hydrogen separation (DEMOYS): project overview and first results [PDF]

open access: yes, 2013
This paper provides an overview of objectives, structure and first results of the DEMOYS project, financially supported by the European Commission in the frame of the 7th FP Energy. The project started on May 1, 2010 and brings together fifteen Partners,
Jewulski, Janutz   +52 more
core   +1 more source

Fractal character and fracture toughness of plasma sprayed yttria-stabilized zirconia coatings

open access: yesFenmo yejin jishu, 2021
Yttria-stabilized zirconia (YSZ)-based thermal barrier coatings (TBCs) in micron size were deposited by supersonic atmospheric plasma spraying (SAPS) and conventional atmospheric plasma spraying (APS). During the spraying, a commercially available online
FU Qian-qian, TONG Yan-peng
doaj   +1 more source

The Nature of Plasma Spraying

open access: yes, 2023
By its nature, plasma spraying is a rapid solidification process in which finely powdered material injected into a plasma jet is almost instantly melted and propelled with high velocity, created by a strong magnetohydrodynamic force against a suitable ...
Robert B. Heimann
core   +1 more source

Ablation-Immune Thermal Armor Via Microstructural-Compatibility Design for Extreme Thermal Conditions. [PDF]

open access: yesAdv Sci (Weinh)
This study unveils a microstructural‐compatibility design strategy that integrates reactive melt infiltration with plasma spraying to fabricate carbon fiber‐reinforced ZrC‐SiC composites. The deliberate incorporation of SiC into the ZrC coating releases heat accumulation, suppresses detrimental lamellar ZrO2 formation, and reduces residual stress. This
Ou H   +6 more
europepmc   +2 more sources

Human Trial for the Effect of Plasma-Activated Water Spray on Vaginal Cleaning in Patients with Bacterial Vaginosis

open access: yesMedical Sciences, 2022
Underwater plasma discharge temporally produces several reactive radicals and/or free chlorine molecules in water, which is responsible for antimicrobial activity. Hence, it can simply sanitize tap water without disinfectant treatment.
Yongwoo Jang   +4 more
doaj   +1 more source

The Influence of Anode Inner Contour on Atmospheric DC Plasma Spraying Process

open access: yesAdvances in Materials Science and Engineering, 2017
In thermal plasma spraying process, anode nozzle is one of the most important components of plasma torch. Its inner contour controls the characteristics of plasma arc/jet, determining the motion and heating behaviors of the in-flight particles and hence ...
Kui Wen   +9 more
doaj   +1 more source

Axial Plasma Spraying of Mixed Suspensions: A Case Study on Processing, Characteristics, and Tribological Behavior of Al2O3-YSZ Coatings

open access: yesApplied Sciences, 2020
Thermal spraying deploying liquid feedstock offers an exciting opportunity to obtain coatings with characteristics vastly different from those produced using conventional spray-grade powders. The most extensively investigated variant of this technique is
Sneha Goel   +6 more
doaj   +1 more source

Plasma spraying of Al2O3‑Al composite coatings

open access: yesЛитьë и металлургия, 2023
The article presents the results of modeling and analysis of thermal processes during plasma spraying of Al2O3–Al composite coatings. Modeling was carried out for composite particles with spherical symmetry, taking into account the influence of phase ...
I. V. Rafalski   +2 more
doaj   +1 more source

Challenging zircon coatings by suspension plasma spraying [PDF]

open access: yes, 2022
Zircon is a ceramic material that decomposes at high temperature, limiting its use by conventional thermal spraying. In this work, it is intended to use thermal spraying from concentrated aqueous suspensions to evaluate the possibility of obtaining ...
Moreno, Rodrigo   +11 more
core   +1 more source

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