What is the main reason for edge cracking of aluminum alloys during cold rolling?

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Is there a process for changing crystalline silicon nanostructures or nanoparticles to amorpous silicon which is going to be used in Li ion batteries?

Amorphous silicon has lower volumetric change than crystalline silicon during first cycles of charge and discharge. How can we prepare amorpous silicon from nanostructured crystalline silicon? Is...

10 November 2019 2,401 4 View

How to clean copper surface before coating process?

What are suitable reagents for removing oxide layer and grease or organic impurities from copper surface before the coating process?

07 August 2019 2,913 4 View

How to leach Fe impurities out of Silicon Suspension?

High energy ball milling used to prepare silicon micro and nano particles. I used magnetic separation to remove iron. But there is a small amount of iron left in the suspension. How can I remove...

06 July 2019 4,269 2 View

How to calculate density of a coating layer?

It's a coating with few micrometers in thickness. There are equations for thickness prediction. But for using them, I need to know the coating density. I'm using spray coating method. The...

06 July 2019 6,846 4 View

What are suitable reagents for color eching of AISI 304 stainless steel?

Any reagent for revealing microstructure, electroetching, chemical etchin, or other methods. I need the colorful microstructure image. I only need the artistic aspect of images!

06 July 2019 6,161 3 View

What are flow lines?

Does anyone knows a reference book that describes this phenomena? Are flow lines and shear bands the same or they're different from each other? why flow lines appear in micro structure? (Attached...

01 February 2018 3,036 0 View

Why second phase particles cluster during cold work?

In the attached picture, rolling direction is from bottom to the top(vertical).

01 February 2018 1,905 0 View

Can grain structure be revealed using SEM?

can we see the grains and grain boundaries without using any etching procedure by SEM?

11 December 2017 7,982 2 View

Can Quench and Partitioning heat treatmnet(Q/P) improve the impact energy of AISI 4140 steel?

08 September 2017 3,443 0 View

Does anyone know the best temperature for quench and best temperature for partitioning in Quench and Partitioning heat treatment of AISI 4140 steel?

I need to achieve maximum impact energy and hardness at the same time.Any experiment or reliable article??

08 September 2017 9,764 2 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

Which is the most efficient etching solution for nickel based alloys?

Which solution reveals the microstructure and features of nickel-based alloys?

02 March 2021 2,221 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Research on Supply Chain Management in Indian context?

Hi, I am planning to apply for the PhD degree in the Supply Chain Mgt. with specific area of "Cold Storage warehouses" during Pandemics and wars. Where lock downs and shut downs are frequent....

02 March 2021 285 2 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View