12 December 2014 1 5K Report

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More Naveen Agrawal's questions See All
Is nanocrystalline material is better option in case of Dilute magnetic semiconductors

Can anyone suggest that why the nano-crystalline or nano-material is better in case of dilute magnetic semiconductor ? I mean whats the extra benefit that if we have nano-crystalline or nano...

04 May 2017 8,300 0 View

Single crystal dilute magnetic semiconductor ?

Single crystal as well as dilute magnetic semiconductors have a plenty of applications in field of material science.. Can we combine both the properties ? I mean to ask Is it possible to prepare...

02 March 2017 7,635 0 View

How the low concentration of transition metal doping in material stabilize properties of material in case of dilute magnetic semiconductor ?

In case of dilute magnetic semiconductors, how the low concentration (

11 December 2016 4,645 5 View

In case of magnetism, why we take ZFC and FC for M-T measurement ?

In the case of magnetism, why we take both ZFC and FC for M-T measurement ? I mean to ask why it is necessary to perform both the condition ZFC and FC for M-T measurement. Which kind of...

11 December 2016 3,083 0 View

Band gap of Powder sample ?

How to find the optical band gap using powder sample.  Please give some reference or answer. Thanks..

04 May 2016 513 1 View

What is the physical significance of negative magnetoresistance at room temperature and positive MR at low temperature ?

What is the physical significance of negative magnetoresistance at room temperature and positive MR at low temperature in a low band gap semiconductor.  While the semiconductor is doped with...

03 April 2016 9,114 1 View

Does the crystallite size and amorphization depend on each other ?

I have one query regarding GIXRD results. I calculated the crystallite size using Debye shrerrer equation of the thin films which is irradiated at different fluence. I am observing in the thin...

11 December 2015 6,551 11 View

Can I get JCPDS data card from anywhere freely ?

If someone have JCPDS data (XRD data card) then share if its possible for him or her.. my email id is [email protected]

11 December 2014 9,141 0 View

Why does the doping of Fe in a semiconductor decrease the resistivity while with doping of other transition metal resistivity increases ?

Reply pls

11 December 2014 5,838 4 View

If we are getting very low intensity in HRXRD of a thin films like 10 or 12 than is it justified with the data?

If we are getting very low intensity in HRXRD of a thin films like 10 or 12 than is it justified with the data?

11 December 2014 4,762 8 View

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