Compounds formed by the joining of smaller, usually repeating, units linked by covalent bonds. These compounds often form large macromolecules... | Contact experts in Polymers to get answers
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Questions related to Polymers
Hi :) I am about to start a project in the circadian field and I will need to decide from now on which vendor I am going to select to purchase my animals. I would like to ask you guys if somebody...
30 May 2023 1,468 0 View
Why does Nylon, like Polyamide 66, have higher crystallization temperature after processing? We have tested the DSC (cooling rate: 20℃/min) of the Neat Polyamide 66 chips (without additives), the...
26 May 2023 3,010 2 View
I want to know the type of mixtures, their characteristics, uses, mixing mechanism and forces involved
18 May 2023 2,955 0 View
Hello dear colleagues hope you're fine. I wonder if there is a way to average a field output (eg. Von mises stress) in last 10 increments for each element using: a. Abaqus subroutines b. Abaqus...
16 May 2023 2,187 2 View
i have done several samples using sebacyol chloride, however the TGA results not as wished. Any tips for the amount of monomers.
05 May 2023 4,762 3 View
Hello everybody, I would like to know the importance of phenol red for the in situ alkaline phosphatase activity detection protocol (Fast Red) and for the mineralized matrix detection protocol...
29 April 2023 8,506 0 View
I want to prepare an article in which I will test and examine high-strength concrete with different chemical additives to explain its economic efficiency. please guide me.
21 April 2023 4,193 2 View
I've read that half of the organic matter in compost consists of carbon. However, I'm not sure if it's appropriate to use this conversion factor for all phases of composting when producing button...
21 April 2023 6,895 2 View
Dear all, can you please help me with a quesiton in XRD phi scan? Let's say we have a cubic Si (111) substrate, and I choose (100) plane to do the phi scan, how many peaks can we expect to...
29 March 2023 2,662 3 View
How do I calculate the 10Dq and Racah parameters of complexes with intermediate spin and how do I know which transition states are present? For example, the octahedral complex of Fe(II) triplet,...
23 March 2023 9,929 0 View
I have attached 3 photographs of the wavelength scan performed for silver nanomaterial (not washed or purified) synthesized by varying only the pH while keeping other factors constant. I want to...
22 March 2023 5,451 0 View
Do anyone know if it's possible to remove TEMPO, and how to do so, from an oxidation crude mixture through some sort of workup without using an aqueous phase? In this particular case, TEMPO elutes...
17 March 2023 7,189 1 View
I am using CCCP (5OuM) for JC1 assay as a positive control but I am getting more red fluorescence than green fluorescence that is no shift from red to green shift compared to untreated cells ....
17 March 2023 3,255 1 View
Pump probe quasi-photo induced absorption (qPIA) spectroscopy known as a versatile tool to analyze long living charge carrier species of semiconducting material (organic solar cell, dye-sensitized...
06 March 2023 6,873 1 View
Hi, I am looking for green solvents that can dissolve natural rubber (not crosslinked). Preferably ionic liquids. Any help is appreciated. Thanks G
06 March 2023 6,390 3 View
Does anyone have any experience in using poly-l-lysine to coat flasks or petri dishes for human brain endothelial cells? We're trying to get images of the cells in 6-well plates using MitoTracker...
08 February 2023 6,774 0 View
is coating PLA sheets with PEDOT: PSS by usual immersion/dip-coating possible?
11 January 2023 5,714 0 View
How can i obtain P value and F value in a 3^4 (3levels 4factors) L9 Taguchi Design. Since the error is coming null in ANOVA for SN ratios?
06 January 2023 2,246 5 View
Can someone explain the following terms? ethanol (2X): what is alternative case it? PTFE membrane with a 0.45 micro meter pore size: what is alternative case it? polyester fiber (Carpenter Co.):...
25 December 2022 435 1 View
I am not a specialist in molecular docking, but the applications interest me. I would like to know if it is possible and interesting to perform molecular docking of a mixture of molecules on the...
30 November 2022 1,273 0 View
I need to make low cost reflectance calibration samples. I plan to apply special paints on a plywood board. For high reflectance, BaSO4 paint works well, but I can't find low (10%) reflectance...
08 November 2022 5,089 3 View
I want to purify TEMPO radical. For this purpose I want to sublime it. Can anybody please give me any reference at which condition I can sublime it? Thanks in advance Sandipan
30 October 2022 1,192 5 View
Hi all, Which the following equations are used to calculate the thermal stress in polymers? What is their difference? 1- σ = EαΔT/(1 – μ) 2- σ = EαΔT
07 October 2022 202 1 View
The milled carbon fiber is uniformly dispersed in the matrix.
03 October 2022 1,512 2 View