katalizator

katalizator

A catalyst is a chemical substance that increases the rate of a reaction without being consumed; after the reaction it can potentially be recovered from the reaction mixture chemically unchanged.

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Settore/Dominio: Apparecchiature elettriche
Categoria: Pila a combustibile
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Hidrirani aluminijevi i kalcijevi (ili natrijevi) silikati (na primjer, CaO_2Al2O3_5SiO2 ili Na2O_2Al2O3_5SiO2) koji nastju s nazdiranom poroznošću; koriste se kao katalizatori u ...

hidrodesulfurizacije (HDS)

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A catalytic chemical process widely used to remove sulfur (S) from natural gas and from refined petroleum products such as gasoline or petrol, jet fuel, kerosene, diesel fuel, and ...

katoda

Apparecchiature elettriche; Pila a combustibile

A cathode is an electrode through which (positive) electric current flows out of a polarized electrical device.

katjon

Apparecchiature elettriche; Pila a combustibile

A cation is a positively charged ion.

centimetar

Apparecchiature elettriche; Pila a combustibile

A centimetre (American spelling: centimeter, symbol cm) is a unit of length in the metric system, equal to one hundredth of a metre, which is the current SI base unit of length.

keramal

Apparecchiature elettriche; Pila a combustibile

A cermet is a composite material composed of ceramic (cer) and metallic (met) materials.

ugljični dioksid (CO2)

Apparecchiature elettriche; Pila a combustibile

A chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom.

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sumrak

The time between dawn and sunrise, and between sunset and dusk. Sunlight scattered in the upper atmosphere illuminates the lower atmosphere, and the ...