Can anyone help me to understand these calculation??

Can anyone help me to understand the calculations in the attached file?? I want to understand the amount of HAuCl4.4H2O (in mmoles) to obtain 2 wt.% of Au in 2 g of Tetra butyl titanium. Thanks

03 April 2016 3,390 5 View

Is graphene powder well soluble in ethanol or water?

Is graphene powder well soluble in ethanol or water?

11 December 2015 2,567 3 View

What may be the possible reasons of decrease in crystallite size at higher temperatures?

what may be the possible reasons of decrease in crystallite size at higher temperatures? I prepared TiO2 nanoparticles by sol-gel method and calcined at different temperatures but first its...

31 December 2014 1,132 22 View

How can the phases of TiO2 be seen?

As in XRD we can get the pattern of different phases but how the different phases of TiO2 can be seen?

11 December 2014 6,283 6 View

What percentage of graphene can be found in graphene/TiO2 solution composite?

What percentage of graphene can be found in graphene/TiO2 solution composite?

10 November 2014 9,603 4 View

Are crystallite size and particle size are the same?

10 November 2014 3,963 9 View

Decomposition of titanium n-butyle titanate to titanium dioxide?

10 November 2014 6,014 3 View

How can I calculate the percentage of a phase from X-ray diffraction spectra?

How can I calculate the percentage of a phases from X-ray diffraction spectra ? Can anyone explain it to me? Thanks

08 September 2014 3,123 15 View

Why is TiO2 considered a promising material rather than other semiconductors?

Like WO3, SrTiO3, alpha-Fe2O3, ZnO and ZnS for the environmental remediation?

03 April 2014 3,796 3 View

What is the difference in quantum dot and nanoparticle?

Can anyone tell that me what the difference is between QD and NP? Both of them are of nanosize but what is the main difference between them?

02 March 2014 9,686 19 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

What could be the reason for not having further low chi square value (better agreement) in my refinement result?

I have tried every combination of parameter changes and after that i have a poor chi square value. I can't get it lower any further. I know there have been a lot of discussion about Rietveld...

26 February 2021 8,480 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View