Opeoluwa Fasanya

8 Questions 12 Answers 0 Followers

Questions related from Opeoluwa Fasanya

Can any please help with Shimadzu TA-60WS software?

We have installed a Shimadzu DTG60-AH thermal analyser. The software appears buggy and i would like to reinstall but cant find the original installation files. Can anyone please assist with this?...

26 January 2023 5,138 2 View

Does anyone please understand why binding energy for Cu can be as low as 926eV with XPS?

The binding energies for my copper based catalyst are strangely low. I do not understand why this is the case. I have looked through different manuscripts but have not found values similar to...

03 May 2020 6,586 12 View

Any ideas why i might be experiencing loss in fiber weight after acetylation?

In recent experiments acetylating cellulose fibers extracted from the leaves of a particular plant, weight loss was experienced. Experiments were repeated several times and reaction mixture was...

19 March 2020 4,754 3 View

Why do I keep getting no valid atom positions available on highscore plus Rietveld Analysis?

Tried to run Rietveld analysis using PanAnalytical's highscore plus v 3. I keep getting no valid atom positions available as a an error. Not sure how to tackle this

28 January 2018 2,403 9 View

Why do i have varying areas for similar concentrations and different flow rates on TCD

I'm trying to calibrate a Buck GC 910 for CO2 analysis. I varied the concentration of CO2 and N2 diluent using mass flow controllers and passed them directly through the GC. I realized that for...

28 April 2017 6,287 4 View

Please how do i calculate the GHSV for a Fixed Bed Reactor that is fed by a mix of a gas stream and a vaporised liq stream?

GHSV is normally calculated at STP. I am not sure how to account for the liquid components as my major reactants at STP (293K and 1atm) are liquid and only the inert exists as a gas at STP.

22 February 2017 9,493 3 View

Please does anyone have an idea where i can purchase such a Peltier Cell for cooling of gases?

I am looking to condense gases from a reactor and had previously made use of a PIDTECH reactor which comes equipped with a peltier cell with level control for collection of condensate. I'm working...

18 March 2016 4,051 3 View

Is there a way to tweak the GC to see CO and CO2 while using Argon?

Trying to detect permanent gases using a GC with a TCD, molesieve 13x and HAYESEP N column and argon carrier gas. I see H2 but cant see CO2 and CO? Hydrogen, CO and CO2 are products of my reaction...

21 May 2015 8,179 4 View