Dietmar Haba

4 Questions 5 Answers 0 Followers

Questions related from Dietmar Haba

How can you measure the mositure distribution within a sample?

Dear colleagues, I am working with polyamides, and of course the properties of these depend a lot on their moisture content. This is why you usually investigate the materials both dry and...

06 December 2017 6,884 3 View

Do electric arcs form more easily at elevated temperatures?

If we perform our experiments at elevated temperatures (120 °C) in air, we occasionally observe electric arcs that we do not see if we perform the same experiments at ambient temperature or at -40...

21 April 2017 1,783 4 View

Does the GIc determined in an SENB test actually make sense from a scientific point of view?

Dear all, I am doing single-edge-notched-bending (SENB) fracture-toughness tests on brittle epoxy samples according to ISO 13586. Now I was wondering how the GIc measured this way agrees with the...

02 February 2016 9,113 8 View

How can you determine whether some material is 2H, 1T, or something else?

Dear all, I have purchased a sample of flaky tungsten disulfide (WS2) and I'd like to depict more specifically (and more scientifically) which kind of WS2 it is. I found that you can call it...

12 February 2015 9,888 7 View