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Questions related from Michael Smith
How are the large hydrogel beads you get from Amazon etc made? In particular how do they make such big spheres? I know calcium alginate hydrogels can be made up to about 3mm by dropping droplets...
21 October 2019 4,495 0 View
I'd like to have a go at producing some emulsion droplets water in oil using microfluidics where ideally I can control droplet size from say 20 to 200 microns. Obviously I need to be able to pump...
09 April 2016 5,202 3 View
I'm interested in understanding how the Stribeck curve for two polymer brush coated surfaces might change if the refractive index of the liquid is tuned across a range of values including the...
26 November 2015 4,804 5 View
I want to test for broken disulphide bridges in a protein. There seem to be a number of reagents which will detect a thiol (see section 4 in attached paper). However, because the context of these...
16 April 2015 5,799 3 View
Physicist asking dumb questions alert: I want to synthesise polyacrylamide with a molecular weight ~ millions of Da. I want to do this so that I can add a small quantity of other monomers into the...
13 March 2015 2,900 4 View
I'm trying to model the bending of a cantilever which is curved in the absence of any applied load. I load the last node of my cantilever with a force and watch it bend. I'm new to Finite Element...
28 October 2013 3,218 14 View
