Sciencealpha

Aluminium oxide, properties, preparation, chemical reactions.     Aluminium oxide is an inorganic substance has the chemical formula Al2O3.  

Liquefied gas.     Liquefied natural gas is natural gas predominantly consisting of methane (CH4), artificially liquefied by cooling to

The yield of maize in the world and Russia.     Maize yields from 1 ha by country from 2005

The yield of barley in Russia.     Barley yields per 1 ha in Russia from 1990 to 2018.  

The yield of rye in Russia.     The yield of rye per 1 ha in Russia from 1990 to

The yield of millet in Russia.     The yield of millet 1 ha in Russia from 1990 to 2018.

The yield of oats in Russia.     Oat yield from 1 ha in Russia from 1990 to 2018.  

The yield of buckwheat in Russia.     Buckwheat yield from 1 ha in Russia from 1990 to 2018.  

Geotubes.     Geotubes: Geotubes is filters, made in the form of a cylindrical bulk bags made of high-strength geotextile

Disperse system.   Disperse system is education (a mixture) of two or more phases (of objects, substances), which practically do

The glassy carbon.     The glassy carbon solid material, combining the properties of graphite (a good electrical conductivity) and

Photoacoustic effect.     The photoacoustic effect is the formation of sound waves after absorption of the irradiated material. It

Tempered glass.     Tempered glass is a type of common sheet glass, subjected special thermal treatment. With the result

Autonomous contact lens with flexible Microbattery (smart lens).     Autonomous contact lens with flexible Microbattery in addition to performing

The yield of mustard in Russia.     The yield of mustard with 1 ha in Russia from 1990 to

Alkanes, properties, and chemical reactions.     Alkanes – hydrocarbons of linear or branched structure containing only simple chemical bond

Soybean yields in Russia.     Soybean yields per 1 ha in Russia from 1990 to 2018.   Soybean yields

The yield of sunflower in the world and Russia.     The sunflower yield from 1 ha by country from

The yield of potatoes in the world and Russia.     Potato yield from 1 ha by country from 2005

The productivity of rice in the world and Russia.     The yield of rice from 1 ha by country