18 Questions 13 Answers 0 Followers
Questions related from Satish Kumar Mandal
Is there any correlation between absorption and emission spectra (UV-Vis and Luminescence) with the structure of a materials?
07 July 2015 6,089 3 View
Do domain pinning results in high leakage current in BiFeO3? in divalent doped BiFeO3 at high concentration of divalent ions conductivity become dominant? As a result it is very difficult to get...
11 November 2014 9,518 3 View
Generally, on doping BiFeO3 system with divalent or trivalent ions the transition temperature decreases. What happen to the system which lead to decrease in transition temperature. Can anybody...
10 October 2014 4,803 1 View
I have done refinement using the software. the obtained chi2 value lies in between 1.5-3.5 but with poor Bragg parameters (Rp, Rwp etc.) most of them lies in the range 8-15. Can anybody provide me...
09 September 2014 2,548 2 View
Generally, the surface to volume ratio of the nanoparticles have dominating effect on the photocatalysis of toxic dies like Methyl orange, Rh-B etc. Some time the use of oxidant also helps in...
08 August 2014 6,166 7 View
We can create semiconductor quantum dots like Si quantum dots but it is quite impossible to create metallic quantum dots.
08 August 2014 7,020 3 View
Generally, Pb is volatile above 900oC. therefore, deviation from its stiochiometric amount is quite obvious while sintering or calcining at high temperature. How the MgO is able to sealed the...
08 August 2014 5,082 1 View
How do you measure the roughness of a pellet surface? Generally, in the case of thin film AFM it is quite useful provided the roughness should exceed greater than 10 micron.
07 July 2014 2,565 11 View
Can we import two CIF file together in the FullProf for the two phase refinement?
03 March 2014 2,397 6 View
Is there any software available to create these structures? I tried diamond software. I want to create a FeO6 octahedral cage of BiFeO3. I have attached an image.
03 March 2014 7,230 7 View
It is very difficult to understand the book. Is there any video or notes available so that I can understand it in an easy way?
03 March 2014 5,302 1 View
Is there any tutorial available for FullProf software?
03 March 2014 5,789 11 View
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03 March 2014 6,513 4 View
Through Mott's VRH equation: C=C0*exp[-(T/T0)^1/(D+1)] ; C0: conductivity; T0= 24/[pie*Kb*N(Ef)*zeta^3] Mott temperature D is the dimensionality of the materials (D=2) N(Ef) density of localized...
02 February 2014 5,844 3 View
01 January 2014 1,508 1 View
Can anybody suggest how to prepare it in pure form so that it can be used to prepare RMnO3 perovskites?
01 January 2014 3,729 8 View
01 January 2014 7,276 3 View
How does the Debye-Waller factor affect the position of the Bragg peak in XRD?
12 December 2013 5,050 7 View
