Vinay Sharma

17 Questions 65 Answers 0 Followers

Questions related from Vinay Sharma

Peak splitting at higher angles but not observed at lower diffraction angles in XRD. Why?

I have done XRD of my ceramic pellet using Rigaku table top XRD with Cu k alpha beam. I have observed Peak splitting at higher diffraction angles but not observed at lower angles. Why? Is this...

02 February 2019 4,358 6 View

Difficulties in precision low voltage measurement using Nanovoltmeter in presence of time varying magnetic field?

I have recently tried to measure precision low voltage measurement using Keithley nanovoltmeter with time varying magnetic field. But always getting false voltage varying with this increasing...

02 February 2019 412 3 View

How to model Spectrum analyzer in hfss? If possible in hfss or in any other Electromagnetic suite?

I want to simulate a nonlinear frequency response from a single frequency input. I think for this i require a spectrum analyzer. Is it possible that only the direct input power of a single...

01 January 2018 4,946 4 View

How can I deposit Platinum using electrochemical method without using Platinum salt electrolyte?

I have a platinum electrode so is it possible to deposit Pt on ITO (Or other conducting substrate) without using any Platinum electrolyte? I don't have any Pt salt electrolyte so please give...

04 April 2016 2,458 3 View

Is exchange bias effect possible in ferrimagnetic (instead of ferromagnetic) and Antiferromagnetic heterostructures in nano range?

Is it possible to have significant exchange bias effect in ferrimagnetic and antiferromagnetic multilayer nanostructures or core shell nanostructures. Please give some supporting references if...

12 December 2015 3,378 3 View

In thermal deposition what should be the standard quality of substrate"It should be very smooth ,or rough or crystalline surface"?

I am preparing thin films of metals using thermal deposition and using glass as substrate but quality of film is very poor so is it due to the smooth surface of glass or amorphous surface of glass...

05 May 2015 3,366 9 View

How can I correlate the Secondary electron and Back scattered imaging with magnetic contrast of nanomaterials?

Please provide some reference on SE and BSE imaging in SEM for magnetic contrast imaging of nanomaterials and how can we interpret this contrast ..........?

04 April 2015 4,788 3 View

What could be the possible reason if some material does not stick on glass and Silicon substrates?

I am coating my gel(Metal oxides) on glass and silicon substrates by dip coating or by spin coating but it is not sticking on substrates properly what could be the possible reason for it?

02 February 2015 9,274 12 View

What are the possible difficulties and problems in TEM imaging and XRD analysis of magnetic materials?

I am mainly working on magnetism but mostly having problems while their characterization using TEM and XRD could you please tell me that how can i interpret my results and what are the possible...

01 January 2015 2,712 9 View

Want to buy Laser from online source ?

I have found one online source from which lasers can be purchased but little bit confuse about its authenticity so can anyone tell me that this site is authentic or not if you have purchased the...

01 January 2015 5,174 1 View

What should be the possible solvents to get the maximum solubility of magnetic materials?

Please suggest some good solvents for dissolving completely the magnetic nanomaterials or powders as during TEM analysis or SEM analysis or for spin coating I have to dissolve my magnetic...

01 January 2015 5,443 11 View

What are the possible agents to make sol gel faster?

I am working on sol gel process but my sol is taking very long time to convert into the gel so is there any gelling agents which can convert the sol into gel in some quick time or even less time...

01 January 2015 9,420 9 View

Can you suggest some good references on magnetic domains imaging in magnetic nanostructures?

I am working on magnetic nanostructures and their magnetic structure. Please suggest some good reference to analyze the magnetic domains and the good tools to analyze these images. Also please...

01 January 2015 8,651 5 View

Can you suggest references on how to measure very low voltage signals in the order of nanovolts?

I am going to assemble a FMR system but I'm having problem in detect the signal from sample as these are of very low amplitudes. Can you please suggest some ways to measure these low varying...

12 December 2014 6,641 8 View

If the XRD apparatus changes does it affect the XRD peaks of powder Magnetic Sample?

I have done the XRD of Fe3O4 nanoparticles using Rigaku machine and it is fine but when i have done it using PANalytical XRD apparatus so it is not showing any peak and only noise is coming why it...

11 November 2014 8,796 8 View

Is there any alternative of PEM and lock in amplifier in MOKE system?

I am trying to build a MOKE system but due to some problems I can't afford lock In amplifier and PEM modulator so is there any alternative of these as my materials are both ferromagnetic and...

11 November 2014 6,737 5 View

Can thermal evaporation systems be used to grow metal oxide thin films (like iron oxide or multiferroic)?

Oxide thin films using thermal evaporation system. Is it possible or not?

11 November 2014 5,900 9 View