Polymer Chemists' Network | Contact experts in Polymer Chemistry to get answers
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Questions related to Polymer Chemistry
I need to open and elaborate a force-distance curve measurement file with Gwyddion. How can I normalize the raw data, apply a model (e.g. Hertz) and get mechanical info of the material behavior...
12 May 2022 8,917 2 View
kindly suggest a solution, am using methyl diphenyl diisocyanate and PEG 4000 as monomers to get PU prepolymer taken 1.5:1 ratio 2:1, 3:1 ......performed reaction at 65 degree...
10 May 2022 438 7 View
Dear Ladies and Gentlemen, I would like to find a database with Neisseria sp genomes with methylated adenines. Could you advise my something? Thank you.
28 April 2022 4,991 1 View
Need to know the concentration of MBA in PEG hydrogel synthesis.
22 April 2022 5,705 1 View
We tried quantifying cumulative OH radicals generated in electroperoxone experiment but the fluorescence intensity starts decreasing after 10 min. what might be the factors influencing the...
19 April 2022 8,206 0 View
I want to find each peak's enthalpy change (area under the curve). Can I make the baseline as in the photos below?
14 April 2022 7,641 3 View
I have no idea about the conductivity of the pure ionic liquid. And so far I haven't read the relevant literature. I think if the conductivity of ionic aqueous solution can replace that of pure...
13 April 2022 4,146 3 View
Wa are looking for a Si coating which can make nm tickness film, which resist a 150°C temperature and resist to DMSO. We are looking for an alternative because SU-8 is very expensive . Thank you!
08 April 2022 2,598 0 View
After integrating the DSC peak, I got change in enthalpy. Further how to find delta S using BOLTZMANN EQUATION?
27 March 2022 7,869 3 View
We have magnetic field variation of pyroelectric-current data. A complete cycle of magnetic field variation (0T to 1.3T, 1.3 T to -1.3 T, and -1.3T to 0T ) of pyrocurrent is measured along with...
26 March 2022 573 1 View
PVDF is both piezoelectric and pyroelectric. But being piezoelectric when the sensor is bent, won't the pressure/strain compound the temperature effect? Is there a particular temperature range...
22 March 2022 2,426 0 View
How we can overcome the problem with central composite design when it gives values outside the cube(beyond the limit) which are not practically possible? for example in the matrix we got -2...
22 March 2022 9,237 0 View
Please explain the difference between short fibers and discontinuous fibers in FRP composites. Is there any difference with a specific length of fiber?
10 March 2022 5,829 3 View
I have been pyrolysing my biomass 3 times under the same conditions using microwave technology to compare the yield. I have noticed that the yield of the biochar changed every time. I am wondering...
06 March 2022 2,026 5 View
How to do manual mode imaging in the Park AFM system? Which parameters should I vary to get an image? Currently, I am getting blank images in manual mode. Also, if anyone knows how to do LFM...
28 February 2022 8,414 0 View
I am searching for a method other than that use linear combinations
28 February 2022 754 1 View
I am currently doing a project where I am making a curved electromagnetic track so that a superconductor can flux pin along it, moving wherever each solenoid is activate(where ever the magnetic...
27 February 2022 4,486 1 View
DLVO theory can be applied to the bulk nanobubbles in SDS or CTAB surfactants solutions?
24 February 2022 7,690 2 View
Please I need help on how to successfully implement mobile nodes in Contiki-OS 2.7 using Cooja Simulator. I chose Contiki 2.7 over Contiki-NG since the former has well documented tutorials at:...
12 February 2022 772 0 View
Dear teachers and colleagues, Please, I need a guide or suggestion for a method or protocol for detecting a changes in molecular structure of a substance due heating or degradation. Thanks
08 February 2022 4,589 5 View
I want to prepare odourless nitrobenzene can explain how to do it? what are the chemicals used to do that?
07 February 2022 9,418 0 View
chemicals used to wash samples, amount of sample and timings, how to preserve before analysis and similar information
06 February 2022 3,217 7 View
Dear All, Please inform me with freely downloadable link of an OPENSOURCE software for magnetic simulations. The opensource should be such that I can work on magnetic materials theoretically and...
01 February 2022 3,654 6 View
Can anyone suggest some useful methods for preparing PEEK based or PEEK reinforced composite materials?
29 January 2022 7,749 3 View