How do we calculate the band gap from UV spectrum of a colloidal nanaoparticles?

How do we calculate the band gap from UV spectrum of a colloidal nanaoparticles.

03 April 2016 7,580 1 View

What is the significance of the combinational modes in Raman spectra?

08 September 2014 4,018 6 View

How can one find the octahedral and tetrahedral sites of Fe3+ iron phosphate glass using Mossbauer spectroscopy?

03 April 2014 8,571 3 View

How is writing a thesis different from writing a paper?

How do we direct the chapters of the thesis?

07 August 2013 816 21 View

Why is the Mossbauer spectrum not able to distinguish Fe57 at tetrahedral and octahedral sites in superparamagnetic Fe3O4? Why do all the superparamagnetic iron oxide polymorphs give almost similar spectrums in spite of different structure and oxidation state?

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04 May 2013 6,109 13 View

What are the possible factors that affect A23 ratio and the width of the Mossbauer spectrum?

Other than the crystal orientation with regard to gamma rays, which factors influence the intensity of the 2nd and 5th? How effectively does the sampling or the morphology of the sample affects...

01 February 2013 7,083 19 View

Is the strain in nano particle greater than thin films.

Which method is the best to calculate strain from XRD?

01 February 2013 8,598 4 View

Coprecipitation of Fe3O4

Why do FeOOH co-exist with Fe3O4 when the [Fe+2]/[Fe+3] doesn't maintain 1:2?

10 November 2012 6,864 3 View

How effective is "Fullprof" compared to other packages for analyzing XRD?

How effective is "Fullprof" compared to other packages for analyzing XRD? How to handle it as for a beginner?

10 November 2012 4,245 3 View

Alpha-FeOOH vs H-O-H

Will FTIR be able to differentiate FeOOH and the H2O adsorbed on the surface of iron oxide nanoparticle?

09 October 2012 7,689 4 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View