Mohammad Tasooji

5 Questions 19 Answers 0 Followers

Questions related from Mohammad Tasooji

Why Arrhenius model cannot predict the viscosity at low temperature ranges?

Dual Arrhenius model is well known to be good for predicting viscosity at different time /temperature for thermoset adhesives. However I realized that it does not work properly and it vastly...

10 October 2018 7,154 4 View

How to adjust the intensity in 2D NMR to make sure the intensity of all the spectra are at the same level (for a better comparison) ?

2D NMR intensity is always confusing to me. You can increase the intensity and see some signals and report that you are seeing signals and just do not increase the intensity for another spectra...

03 April 2018 7,116 3 View

Is there any standard method for doing volume integration and adjusting contour levels in HSQC 2DNMR?

Adjusting contour levels is very subjective and it can affect the volume integration. Is there any standard way or protocol for doing such thing or for normalizing HSQC data?

16 September 2017 8,455 9 View

Methods for measuring surface area of lignocellulosic materials in wet state?

I have experienced using dry state methods such as BET and Hg intrusion for measuring the surface area of lignocellulosic materials like wood. Anyone has experience in measuring surface area in...

15 December 2016 7,270 5 View

Is there a way to determine the Intrinsic pKa values of in-situ wood phenols and weak acids?

There are old pubs (1,2) measured the pKa values of cellulose weak acids by fitting line onto experimental data taken from potentiometric titration. I did the same potentiometric titration and...

17 August 2015 3,725 2 View