Results 81 to 90 of about 16,577,163 (273)

Shape models and physical properties of asteroids

open access: yes, 2017
Despite the large amount of high quality data generated in recent space encounters with asteroids, the majority of our knowledge about these objects comes from ground based observations.
A. Cellino   +17 more
core   +1 more source

Production of the Volume Composite Based on Bi2Te3-SiO2 Nanoparticles and its Electroconductivity [PDF]

open access: yesЖурнал нано- та електронної фізики, 2015
The nanoparticles of Bi2Te3-SiO2 were synthesized by microwave solvotermal recovery of oxide precursors of bismuth and tellurium with simultaneous hydrolysis of tetraethylorthosilicate (TEOS).
M.N. Yapryntsev   +4 more
doaj  

Phenolic profiles and antioxidant activity of Morus alba L. infusions prepared from commercially available products and naturally collected leaves

open access: yesScientific Reports
The aim of this study was to compare the phenolic compound content and antioxidant activity of infusions made from commercially available Morus alba L. leaves with those of infusions made from a naturally collected source.
Michał Adam Janiak   +7 more
doaj   +1 more source

The role of phospholipid molecular species in determining the physical properties of yeast membranes

open access: yesFEBS Letters, 2017
In most eukaryotes, including Saccharomyces cerevisiae, glycerophospholipids are the main membrane lipid constituents. Besides serving as general membrane ‘building blocks’, glycerophospholipids play an important role in determining the physical ...
M. F. Renne, A. D. de Kroon
semanticscholar   +1 more source

Grain refining in copper foil induced by ultrasonic field during the electrodeposition process

open access: yesUltrasonics Sonochemistry
Electrodeposition is a key technique for fabricating ultra-thin copper foils, where grain refinement plays a critical role in determining their mechanical performance.
Chengwen Wu   +6 more
doaj   +1 more source

Effects of γ-Irradiation of Wild Thyme (Thymus serpyllum L.) on the Phenolic Compounds Profile of Its Ethanolic Extract

open access: yesPolish Journal of Food and Nutrition Sciences, 2017
The presented study revealed that there were changes in the phenolic compounds profile of extract of wild thyme (Thymus serpyllum L.) after γ-irradiation at the dose of 5 kGy.
Janiak Michał A.   +5 more
doaj   +1 more source

Chondrule size and related physical properties: a compilation and evaluation of current data across all meteorite groups

open access: yes, 2014
The examination of the physical properties of chondrules has generally received less emphasis than other properties of meteorites such as their mineralogy, petrology, and chemical and isotopic compositions.
Biltz, Alison E.   +7 more
core   +1 more source

Physical properties of RbAu compound

open access: yesComputational Condensed Matter, 2014
AbstractIn this paper, we investigated electronic, optic, elastic, dynamic and thermodynamic properties of RbAu compound by density functional theory within the generalized gradient approximation. The calculated static value of real part of dielectric constant is 6.7.
Aycibin, Murat   +5 more
openaire   +5 more sources

Soil Physical Properties and Production of Upland Ultisol Soil [PDF]

open access: yes, 2012
Acid upland soil in Indonesia has a great potential for agricultural development but the soil physical properties have been degraded. The use of manure and direct application of Gresik phosphate rock (PR) was an alternative to improve land productivity ...
Haryati, U. (Umi), soelaeman, Y. (yoyo)
core  

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