I mean why can't we just take it just like that?What are the advantages of coating it with a polymer?
I am using LLDPE as polymer and ZnO (40 micron diameter) powder as filler.Upon doing tensile testing I found that the Young's Modulus decreased till 3 wt% and then increased till 15% and then...
08 September 2017 2,902 3 View
For Example, making HA-LLDPE composite polymeric heart valve, Will the chances for calcification increase?
07 August 2016 8,439 3 View
For example TTK chitra valve still uses single leaflet valve, whereas SJM uses bi-leaflet.But could not find the advantages of mono-leaflet over bi-leaflet?
04 May 2016 1,075 3 View
Polymer is Poly-2-ethyl-2-Oxazoline.I have added both PVA and PEG to it,still its sticky at room temperature humidity. If I dry it in a desiccator, it turns very brittle. How do I overcome this...
31 December 2014 3,665 11 View
For example, pH of stomach is around 3, so how can I make sure that the drug doesn't get released at a pH 4? How can I make sure exactly that it gets released at a particular said pH, and not...
31 December 2014 10,042 3 View
I am trying to plot the graph of a function, but as I change the increments in X and Y axis, the graph changes, so how to decide whether its increasing? This is the graph for the same function,but...
10 November 2014 6,411 2 View
I am trying to make Poly-2-ethyl 2 Oxazoline films, but films become very brittle after drying. I am making it by solution casting at room temperature.
10 November 2014 3,602 8 View
How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...
10 August 2024 942 3 View
I did PR spin coating on trench structure. I used AZ P4620 PR and the thickness or PR is around 11um. The substrate is Si. And my trench structure depth is 141um(negative way). Even though I...
08 August 2024 2,298 0 View
We intend to study the interaction between peptides and polymer (like PP, PE and PS) through MD simulations using Martini force fields ( Martini 2 for PP and Martini 3 for PE, PS). We have...
08 August 2024 4,842 0 View
I am experimenting with cancer and non-cancer cells in a 12-well plate for 4 days with a seeding density 1*10^4/well, however, I noticed that the control group growth rate slows down on D3. Should...
07 August 2024 2,283 2 View
I have been getting a low plasma and no coating while doing rf sputtering of copper doped ZnS using a power of 140 watts and at pressure of 6.5x10-3 Mb.
07 August 2024 4,526 4 View
is there any other way to heat a polymer evenly other than oil bath if so what are those and how to use it
06 August 2024 947 1 View
I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...
03 August 2024 4,725 2 View
Hello, if you made a transwell assay where you incubate the cells with a nanoparticle-encapsulated drug and considering that in the oposite compartment you'll have both the free and encapsulte...
03 August 2024 2,730 1 View
I am trying to coat my micelles and PLGA based nanoparticles with cell membrane using an Avanti mini extruder according to literature . I use 200nm membrane but my particles end up to be 400nm And...
30 July 2024 3,294 3 View
Hello everyone, I am try to understand the differences interaction between insoluble and soluble polymers in water with metal ions and how theit charge density (of metal ions) affect the interaction.
29 July 2024 6,350 3 View