Preparation of nano cuprous oxide from chalcocite in acidic acetonitrile-copper chloride system

Preparation of nano cuprous oxide from chalcocite in acidic acetonitrile-copper chloride system

Preparation of nano cuprous oxide from chalcocite in acidic acetonitrile-copper chloride system...
Can you put too much grease in a bearing?

Can you put too much grease in a bearing?

Too much grease builds pressure, pushing the rolling elements through the fluid film and against the outer race. The bearing now has to work much harder to push the rollin...
Can bad weather stop electric cars from charging?

Can bad weather stop electric cars from charging?

In the UK, you can install a charger in your home if you: own property, or if you have permission from your landlord.Own on-street parking.Connect to WiFi at home....

Zinc sulfide (ZnS) has so many functions! ?

News35Days Ago (05-14)
Zinc sulfide is a white powder. Has good chemical stability and alkali resistance, when acid release hydrogen sulfide (rotten eggs!) . Can be used as white pigment. The Pi...

The basic introduction of the isolated DC-DC converter

News50Days Ago (04-29)
The basic introduction of the isolated DC-DC converter...

Do you know several preparation methods of nano silicon powder?

Tech87Days Ago (03-23)
The preparation methods of nano silicon powder mainly include mechanical ball milling method, chemical vapor deposition method, and plasma evaporation condensation method....

What is the Self-aligning ball bearing

Tech101Days Ago (03-09)
A self-aligning ball bearing is a bearing equipped with spherical balls between the inner ring of two raceways and the outer ring whose raceways are spherical. ...

How to install longer service life

News109Days Ago (03-01)
Matching method: interference fit of the shaft and bearing box with shaft ring and seat ring Installation method: Install the shaft ring by heating Before installing the b...

Disassembly Of Cylindrical Roller Bearings

Tech150Days Ago (01-19)
The rolling element is a radial rolling bearing of cylindrical rollers. The internal structure of the cylindrical roller bearing adopts the parallel arrangement of the rol...

As the select material of door window, who is better of model steel and aluminum alloy

Tech156Days Ago (01-13)
As the select material of door window, who is better of model steel and aluminum alloy...

High speed filming reveals protein changes during photosynthesis

News158Days Ago (01-12)
Photosynthesis is the primary source of energy for almost all life-on-earth. A new study, published in Nature , provide new insight into how evolution has optimized the li...

Scientists shrink fin-width of FinFET to nearly the physical limit

News160Days Ago (01-10)
Different configurations of MOSFET. FinFETs are known to be an evolution of metal-oxide-semiconductor field effect transistors (MOSFETs) featuring a semiconducting channel...

Living cells and batteries: A little graphene goes a long way

News164Days Ago (01-05)
Background micrograph shows an atomic force microscope tip on the surface of a graphene membrane (Gr) covering a liquid-filled channel. (Typical tip radius is tens of nano...

Methanethiol, a potential new feedstock in C1 chemistry

News166Days Ago (01-04)
Miao Yu. Catalytic conversion of molecules with one carbon atom such as methane, carbon dioxide (CO 2 ), methanol (CH 3 OH) and others into higher-value chemicals is of ma...

Masks not enough to stop COVID-19's spread without distancing, study finds

News169Days Ago (12-31)
In Physics of Fluids , by AIP Publishing, researchers tested how five different types of mask materials impacted the spread of droplets that carry the coronavirus when we ...