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نمایش تعداد 1-10 از 19
Rheological Properties of Zirconia-Ethylene Glycol nanofluid
The purpose of this research is to investigate the dependence of the
viscosity of nanofluids consisting of zirconia nanoparticles dispersed
in ethylene glycol on shear rate, temperature, and nanoparticle ...
Optical and structural properties of ZnS quantum dots bfabricated by sonochemical method
A novel method for preparation of very small ZnS NPs with high purity and good uniformity using ultrasonic waves was described. The optical band gap energy of ZnS NPs was calculated using UV-vis spectroscopy. The band gap ...
Effect of Calcination Temperature on The Fabrication of Zirconia Nanoparticles
Among advanced ceramics, A significant candidate for high tech functional and structural applications, Zirconia, has been a special interest. An intense interest in zirconia-based ceramics results from a number of key ...
Fabrication, Characterization, and Measurement of Optical Properties of Zirconia Nanoparticles,
Zirconia , ZrO2, is a widely used ceramic material exhibiting excellent properties such as low
thermal conductivity, high coefficient of thermal expansion, high thermal stability, high
oxygen ion conductivity, ...
افزایش بازده¬ی سلول خورشیدی پروسکایت با به¬کارگیری گرافن داپ¬شده با نیتروژن
سلول¬های خورشیدی پروسکایت، موفق¬ترین سلول¬های خورشیدی در پاسخ¬گویی به نیاز به سلول خورشیدی با بازده¬ی بالا و درعینحال هزینه¬ی تولید کم به شمار می¬آیند [1]. باوجود پیشرفت¬های چشم¬گیر در طی سال¬های اخیر، یکی از مهم¬ترین ...
Effect of calcination temperature on structural, vibrational, optical, and rheological properties of zirconia nanoparticles
ZrO2 nanoparticles (NPs) were prepared by a simple, versatile, and an efficient methodology based on microwave. The synthesized NPs were
calcined at temperatures ranging from 100 8C to 600 8C. The samples were ...
Electrical conductivity, thermal conductivity, and rheological properties of graphene oxide-based nanofluids
Highly stable graphene oxide (GO) based-nanofluids were simply prepared by dispersing graphite oxide with the average crystallite size of 20 nm, in polar base fluids without using any surfactant. Electrical conductivity, ...
Sonochemical synthesis of Zinc sulfide quantum dots and their photocatalytic activityfor dye removal
One of the most important applications of semiconductor nanoparticles (NPs) is their
photocatalytic activity degradation of toxic chemicals. It arises from their quantum-size
effects. Among semiconductor NPs, ...