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Questions related from Jamel Alexander
Is it worth using a paired t-test on pre and post survey data with 12 or less responses? Or should one rely more on the mean and standard deviation of the two data sets to evaluate the survey...
28 April 2024 8,638 8 View
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...
11 January 2018 8,057 3 View
I have taught physics and engineering courses using several methods, and I see that many minority students don't like to get engaged in classroom lectures/discussions. I have done demonstrations,...
06 July 2017 2,794 8 View
Hi, I am trying to find the strain ranges (in % strain or microstrain) of the piezoresistive strain gauges listed below. I was wondering if someone could point me in the right direction, a Table,...
14 November 2016 8,021 1 View
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...
20 October 2016 5,190 4 View
I am curious to look at a trend in ACT data over the past 5 years or so. Is there a database that exist out there somewhere?
29 April 2016 6,303 2 View
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...
16 February 2016 2,775 3 View
Hi All, I am working with CNT/epoxy samples. Post curing the samples on glass substrates on hot plates, I am finding it extremely difficult to remove the sample. Is any familiar with removing...
18 January 2016 128 5 View
I want to sonicate carbon nanotubes in acetone and are looking for a method to filter the carbon nanotubes so that I can extract a certain weight percentage to place them into some resin. Also, is...
11 December 2015 3,159 2 View