07 July 2014 1 1K Report

In case of functional mechanism and applications.

More N. Venkatathri's questions See All
How to determine the impact factor of a journal ?

We know impact factor is calculated based on citation.  What formula used in it.  Is it simple, number of citations divided by number of articles published or any thing else.

01 February 2016 5,829 0 View

How can you measure the basicity of a solid material ?

Basicity is a important criteria to measure the catalytic effect of many solids like zeolites.  So it is necesary to qualitative and quantitative analysis of it. 

09 October 2015 338 2 View

What are the possible applications of carbons nano fibers ?

It is known that carbon nano fibers are known recently.  However I am unable find its probable applications.  Some suggestions are in fuel cell.  What are the others.

01 February 2015 991 5 View

In multiwall carbon nanotubes, how many, what is the maximum number of walls that are possible ?

In carbon nano tubes, single wall, double wall and multi wall carbon nanotubes are possible.  In case of multiwall carbon nanotubes, maximum how many number of walls are possible.

31 December 2014 6,287 6 View

How can we increase the rate of crystallization ?

It is known that we can get smaller particles by increase the rate of crystallization.  How can we achieve that ?

11 December 2014 6,278 2 View

In oven, we are using microwaves and why not Infrared radiation ?

We are using microwaves in oven, and not Infrared.  Actually Infrared rays produces heat.  Why is it not used. 

11 December 2014 768 3 View

Why electrons diffuse through only thin films ?

It is known that in Transmission electron microscope, the electrons are diffuse through films less than 300 nm.  However, Scanning electron microscope coupled with Electron diffraction X-ray...

11 December 2014 10,163 8 View

Why does absorption and emission of ultraviolet - visible light occur in the same region?

Normally absorption or emission of ultraviolet visible light  occur in the same region.  If bathochromic or hypsochromic shift occurs it should go to other regions.  Normally we are not observing...

11 December 2014 3,905 2 View

How can we prepare nano-crystals ?

We know that we can prepare nano-materials by sol-gel, co-precipitation methods. However, when we prepare nano-materials with these methods it often results in amorphous materials. In this...

11 December 2014 8,977 11 View

Is there pH lower to zero and higher to 14 ?

If we use pH meter for concentrated  strong acid, the pH comes in negative value.  However I did not experience more than 14 pH.  But is it possible, I like to know.

09 October 2014 8,188 1 View

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