Jamel Alexander

8 Questions 14 Answers 0 Followers

Questions related from Jamel Alexander

Are there any papers with data supporting the impact of after school & summer program attendance and the effects they have on student competency?

Are there any papers with data supporting the impact of "after school" & "summer program" attendance and the post effects they have on K-12 student competency in math, science, & reading?...

02 February 2020 9,816 2 View

Hi All, I am looking for a great root cause analysis guidebook on common failures in industrial plant materials. Does anyone know of any?

It would be nice to have a root cause failure analysis guidebook to validate some of the common failures I am witnessing in pipes and other materials on an industrial plant near me. I remember an...

01 January 2018 7,023 4 View

How can I obtain the gauge factor from the resistance, electrical conductivity, length, width and thickness of a material analytically?

Hi, I am trying to obtain the gauge factor equation (G = dR/R*epsilon) from the resistance, electrical conductivity, length, and cross sectional area, A (width and thickness) of material. I have...

08 August 2017 2,225 3 View

Does anyone know if there are any XRD data on FC0205 Copper Steel Powder?

Hi, I was wondering if anyone knew of any XRD data on nanocrystalline copper steel FC0205 powder? I tried indexing the peaks and I'm getting FCC in one case and simple cubic using a different...

10 October 2016 2,063 3 View

Are there any possible explanations why the addition of MWCNTs to epoxy systems degrade at wt% loadings > 3 wt%?

I generated several stress-strain curves and I am finding a slight decrease in the modulus and the tensile strength of the CNT/epoxy systems. Are there any explanations as to why this may be...

09 September 2016 6,427 4 View

Are there any analytical equations that can help me to understand aligned vs random CNTs placed in a polymer nanocomposite?

Hi All. Are there any analytical equations that can help me to understand aligned vs random CNTs placed in a polymer nanocomposite? I want to gain some type of conceptual understanding of how the...

06 June 2016 941 2 View

Is it possible to perform a sensitivity analysis of CNT/Epoxy films using ANSYS?

Hi All, I am curious to know if I can perform a sensitivity analysis of CNT/Epoxy films using ANSYS? I know it's possible to figure out the properties of the epoxy, but I am not sure on how to...

02 February 2016 277 3 View

Is wt% and w/w% similar?

Hi all, I know this is a crazy question to ask... but my brain is spinning for some reason. I am going to disperse nanotubes into a polymer matrix post solution mixing. However, I am worried that...

01 January 2016 2,036 5 View