Uma Nudurupati

5 Questions 26 Answers 0 Followers

Questions related from Uma Nudurupati

Can you please help me understand what this x1 means in Hill Equation ?

I have been trying to fit my data to a logistic equation, and it turns out that my data fits well with a Hill-Equation equivalent. (Attached to this post is an image of the equation and the...

12 December 2019 8,437 3 View

How to remove MEHQ from Methacrylic acid monomer without reduced pressure distillation?

I am aware that the standard way to remove MEHQ from Methacrylic Acid is to perform reduced pressure distillation. The papers I see suggest using ~ 10 Torr pressure to perform distillation....

10 October 2018 6,972 12 View

What properties control the asymptotic values of the intensity-intensity correlation function in Dynamic Light Scattering for a material?

The asymptotic values of the intensity-intensity correlation function (g2(t)-1)are supposed to be related to beta in the Siegert relation below. This from my reading of the literature is supposed...

10 October 2018 6,851 14 View

What are the suggested materials to be used as a screen for SALS?

We are building a Small Angle Light Scattering instrument in our lab where the scattering pattern is formed on a white printer paper screen. We changed the screen paper to a laminated white paper...

08 August 2018 4,389 6 View

TA instruments Rheometer AR 2000: How to change geometry gap for a parallel plate?

I am trying to perform rheology experiments on a cross-linked polymer gel to measure its shear modulus (G) and its G' G" response to an oscillatory stress on an oscillatory rheometer. My polymer...

06 June 2018 5,155 6 View