Fuel cells can be divided into proton exchange membrane fuel cells (PEMFC) and direct methanol fuel cells according to the electrolyte properties and fuel used
(DMFC), phosphoric acid fuel cell (PA...
First knowledge of electric water pump
The water pump is an important part of the automobile engine system. In the cylinder body of the automobile engine, there are several water channels fo...
Silicon carbide (SiC) is a new compound semiconductor material. Silicon carbide has a large band gap (about 3 times silicon), high critical field strength (about 10 times silicon), high thermal con...
What are the excellent properties of expanded graphite
1、Mechanical function:
1.1 High compressibility and resilience: for expanded graphite products, there are still many closed small open space...
Silicon carbide is a compound of Silicon and Carbon with chemical formula SiC. Today SiC coated graphite is widely used in high-temperature/high-voltage semiconductor electronics.
Currently major p...
LONDON, April 9, 2020 /PRNewswire/ — Rise in outbreak of airborne diseases contributed to the growth of the masks market. Airborne transmission of infectious agents refers to the transmission...