Results 21 to 30 of about 15,596 (265)

RESEARCH ON WEAR RESISTANCE COATING OF AIRCRAFT TITANIUM ALLOY PARTS BY COLD SPRAYING TECHNOLOGY

open access: yesАвіаційно-космічна техніка та технологія, 2020
Titanium alloys are the main structural material of aerospace system component, about 75 % of titanium and titanium alloys are used in the aerospace industry, which have the advantages of low density, high specific strength and excellent corrosion ...
Wenjie Hu   +4 more
doaj   +1 more source

Study on the Performance of Cold Spray Stainless Steel Coatings on Aluminum Alloy Surfaces [PDF]

open access: yesCailiao Baohu
To study the effects of cold spraying process parameters on the performance of 430 stainless steel coatings on the surface of 3003 aluminum alloy,430 stainless steel magnetic conductive coatings were prepared on the surface of 3003 aluminum cookware ...
LIU Chenyang, JIANG Beiping, HUANG Guosheng, MA Li, JIANG Dan, MA Bojiang
doaj   +1 more source

The Impact of Wet and Dry Cold Storage Supplementary with Spraying Medicinal Essential Oils on Quality and Longevity of Ageratum Hostonianum Cut Flowers. [PDF]

open access: yesJournal of Plant Production, 2016
This investigation was conducted to study the effect of wet and dry cold storage (at 4°C for 6 days) and spraying flowers before storage with essential oils of Peppermint and Clove at: zero(control),1 and 2ml/L on Ageratum Hostonianum "Blue Horizon" cut ...
Ghada Elshawa, Naema EL Sayed
doaj   +1 more source

POTENTIAL APPLICATION OF COLD GAS-DYNAMIC SPRAYING OF PROTECTIVE AND RESTORATIVE COATINGS ONTO MAGNESIUM PARTS

open access: yesАвіаційно-космічна техніка та технологія, 2018
Magnesium alloys are widely used in modern technology, especially in the aviation and automotive industries, primarily due to low density, which allows reducing the weight of products and structures significantly.
Александр Владимирович Шоринов
doaj   +1 more source

EFFECT OF SPRAYING SOME NUTRIENTS AND GIBBERELLIC ACID ON LEAF MINERAL CONTENT, FRUIT CHARACTERS AND YIELD OF LE-CONTE PEAR TREES [PDF]

open access: yesJournal of Plant Production, 2000
This investigation was carried out on Le-Conte pear trees, to study the effect of spraying potassium oxide (Ko2), Urea and gibberellic acid (GA3), alone or in combinations on fruit set percentage, yield., leaf mineral contents and fruit characters. Fruit
Bahan Khalil, Amal El Seginy,
doaj   +1 more source

Research Status of Refractory Metal Coatings Prepared by Spraying and Laser Cladding [PDF]

open access: yesCailiao Baohu, 2023
Refractory metals such as molybdenum, tantalum, tungsten, niobium and their alloys have the characteristics of high melting point and good high temperature performance, which play a major role in the field of protection.
CUI Lang, WANG Shou-yong, YIN Fei, FENG Sheng-qiang, LIU Guang, JIA Li
doaj   +1 more source

Properties and research progress of cold-sprayed aluminum matrix composite coatings: a concise review

open access: yesHeat Treatment and Surface Engineering, 2023
Cold spray is a rapidly developing solid-state deposition technology in recent years. It has the characteristics of low spraying temperature and high velocity of spraying particles, hence showing a good prospect for preparing metal matrix composite (MMC)
Lijia Zhao   +4 more
doaj   +1 more source

Tailoring powder strengths for enhanced quality of cold sprayed Al6061 deposits

open access: yesMaterials & Design, 2022
As verified by literature, heat-treatments of as-atomized Al-alloy powders before cold spraying, result in microstructural homogenization and deposition efficiency increment.
Chunjie Huang   +8 more
doaj   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

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