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 6,936 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 6,060 9 View

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

YAG is Yttrium Aluminium Garnet.

07 August 2018 4,787 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 10,071 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 7,717 13 View

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

please give papers/ references, if possible.

05 June 2018 4,373 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 4,560 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 619 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 4,056 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 1,294 3 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

Absorption coefficient of methane?

Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?

06 August 2024 980 5 View

Weak DAPI staining after immunohistochemistry - how to improve?

After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...

05 August 2024 9,637 2 View

How can I add own Henry coefficients in Aspen Plus?

Hi, i would like to simulate an absorption process in Aspen Plus. I want to use the NRTL model und would like to add some individual Henry coefficients. Is that possible and how?

05 August 2024 2,333 2 View

Why might the impedance values for DI water and 0.1X PBS buffer solution exhibit a decreasing and increasing trend, respectively over time (HP 4194A)?

Hello everyone, I'm encountering an issue with my electrochemical impedance spectroscopy (EIS) measurements and would appreciate some insights. Experimental Setup: Electrodes: Gold interdigitated...

05 August 2024 3,783 2 View

Are there any commercially available Donkey anti-Alpaca secondary antibodies?

Are there any fluorescently labeled anti-Alpaca secondary antibodies raised in Donkey? So far I have only been able to find anti-Alpaca secondaries raised in Goat. Or is this not possible due to...

04 August 2024 4,255 1 View

Why results of ROS flurescence are negative as there was no bacteria within?

Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...

04 August 2024 5,974 3 View

Binder for ZnO nanoparticles in graphite paste electrode?

I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?

03 August 2024 4,624 3 View

Can i quantify a nanoparticle encapsulated in cell culture medium by hplc?

Hello, if you made a transwell assay where you incubate the cells with a nanoparticle-encapsulated drug and considering that in the oposite compartment you'll have both the free and encapsulte...

03 August 2024 2,730 1 View