Has anyone studied or collected data of Photoluminiscence (PL) spectra (emission and excitation) and PL decay for YAG(Y3Al5O12) nanoparticles?

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How should a powder sample be scanned for reitveld refinement on later stage?

Does scan rate has any impact? what other parameters to consider while performing xrd ?

08 September 2018 6,805 2 View

How to subtract instrumental error from my XRD diffractogram, if I have standard silicon XRD data (READ DESCRIPTION BELOW) ?

I have standard data of Silicon sample and I want to subtract instrumental error (FWHM) from my sample. My sample and Silicon diffractogram are having peaks at different 2theta values (obvious). I...

07 August 2018 5,907 9 View

Can I calculate bandgap for YAG nanopowder?How to do it?

YAG is Yttrium Aluminium Garnet.

07 August 2018 4,662 8 View

How can I perform photoluminescenc spectroscopy for cellulose paper functionalized with rare earth ions?

Can I perform test directly using the paper sample? If I need a solvent to perform test which could be suitable solvent?

07 August 2018 9,957 2 View

What value of FWHM should I use to calculate crystallite size and strain by Scherrer formula in below mentioned situation?

I am comparing crystallite size and strain using Scherrer and Williamson hall method.But I have doubt in mind whether the value of FWHM I am using is correct. The Bragg peak width is a...

05 June 2018 7,575 13 View

What is X-ray density?How to calculate x-ray density of nanoparticles?

please give papers/ references, if possible.

05 June 2018 4,236 4 View

How to tackle -ve Adjusted R-square value in Williamson hall plot?

I performed Willamson hall analysis of 4 smaples of YAG nanoparticles . I included top 9 peaks (same) in each case to get a linear fit line.However, in two samples adj R square value is positive...

05 June 2018 4,443 2 View

How to calculate crystallinity for cellulose 2 using xrd results and segal method?How to calculate peak intensities?Any way to do without software?

my xrd resembles Cellulose 2 structure OBTAINED FROM BAGASSE. Is there any other easy method to calculate crystalinity ?

05 June 2018 477 0 View

What interpretations can I make from EDS(Energy dispersive X-ray spectroscopy) results i.e. element weight percentage and atomic percentage?

here are the results (O -Oxygen, Al Aluminium ,Y- Yttrium)

04 May 2018 3,805 4 View

How can I calculate Energy Band gap for YAG nanoparticles from UV Vis absorbance spectroscopy results?

Please share the source of method for reference.

04 May 2018 1,184 3 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

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

How to accurately quantify chitin?

Hi all, I have been working on the quantification of chitin in insect samples and feed for a while but I can notice that the quantification methods (e.g. exposure to HCl, NaOH, and weighing sample...

01 March 2021 1,843 2 View

Can someone suggest a way to prepare slides to observe under confocal microscope for observing fluorescent tagged proteins??

I am growing the cells on coverslips and transfecting the fluorescent tagged protein directly on them. Then i want to observe these cells under confocal microscope. Currently i am just using...

01 March 2021 6,142 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View