Do you know several preparation methods of nano silicon powder?

Do you know several preparation methods of nano silicon powder?

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

What is the Self-aligning ball bearing

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

How to install longer service life

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

Tech83Days 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

Tech89Days 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

News91Days 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

News93Days 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

News97Days 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

News99Days 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

News102Days 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 ...

Advanced functional materials: preparation and application of liquid perfusion surfaces for dynamic switching between sliding and non sliding under external field stimulation

News104Days Ago (12-29)
wettability is one of the most basic important properties of solid surface which has a profound impact on all fields of science technology. Inspired by the excellent liqui...

Titanium Used In Automobiles

News105Days Ago (12-28)
Titanium is used in automobiles....

Physicists obtain molecular 'fingerprints' using plasmons

News107Days Ago (12-26)
Scientists from the Center for Photonics and 2D Materials of the Moscow Institute of Physics and Technology (MIPT), the University of Oviedo, Donostia International Physic...

Researchers measure electron emission to improve understanding of laser-based metal 3-D printing

News108Days Ago (12-25)
Researchers measured the emission of electronsfrom the surface of stainless steelunder laser powder bed fusion (LPBF) conditions, demonstrating the potential for using the...

A hydrogel that could help repair damaged nerves

News111Days Ago (12-23)
A conductive polymer hydrogel could help repair damaged peripheral nerves. Credit: Adapted from ACS Nano 2020, DOI: 10.1021/acsnano.0c05197 Injuries to peripheral nerves—...