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
Respected Researchers Kindly explain the below mentioned formula for the calculation of TAN. I am not able to understand 4 in this formula. Thanks in advance
06 March 2024 5,583 1 View
Hi I am trying to simulate the crack propagation in 3 point bending by using Phase-field cohesive zone method, but I always have a convergence issue at 0.046s. Could you please help me? Here are...
03 March 2024 8,410 1 View
The product is a bread that is required to measure antioxidant activity by the DPPH and ABTS methodologies; However, the product contains phenolic compounds such as flavonoids and hydroxybenzoic...
29 February 2024 3,156 2 View
We will be conducting an enzymatic assay using a-glucosidase and a-amylase using acarbose as the positive control. What should be our negative control?
16 February 2024 1,521 2 View
What are effective methods for reducing the environmental impact of a renewable energy project?
14 February 2024 1,028 5 View
Dear Colleagues, On follow up on our new interest. Nowadays, research in singular elliptic and parabolic equations spans various areas of mathematics and applied sciences, including mathematical...
14 February 2024 5,127 0 View
In HER LSV plot is potential is measured into RHE so why we convert it from Ag/AgCl and what is the role of pH dependency
26 January 2024 9,102 0 View
While in other cases of Research paper the intensity of peak 144 is high In one of the paper have same result in which 144 peak has less intensity in comparison of peak around 638 but the reason...
19 January 2024 2,224 0 View
NA
16 January 2024 2,378 0 View
Can you please suggest me which media is best to isolate Campylobacter species?
10 January 2024 2,510 4 View
Civil remedies
02 January 2024 3,496 3 View
This is a bone thin section made from an approximately 4000 years old human cranial bone, viewed under polarized light. This kind of black spots are everywhere on the thin section. Do not seem to...
22 December 2023 8,849 0 View
Why GC-MS can detect only organic compound, such as carbonhydrate? (why can't detect inorganic compound such as HfCl4, MoO2Cl2, WF6 ?)
19 December 2023 4,836 4 View
There is a formula as m+/m-=c-v-/c+v+, but how can it be made without having the mass and capacity of the negative electrode? To make the positive electrode, I use 4 mg of active material, 1 mg...
19 December 2023 7,253 3 View
"I have generated a Tauc plot for UHMWPE to determine its direct energy band gap. The resulting graph exhibits two distinct linear portions, leaving me uncertain about which segment should be...
15 December 2023 6,727 2 View
Please answer the question or recommend articles.
13 December 2023 609 5 View
Can XPS detect hydrogen bonds？ Whether XPS results are firm evidence of hydrogen bonds？
12 December 2023 7,890 5 View
Hello, I have been reading through literature regarding the exfoliation of VDW materials to produce 2D materials. and what I have noticed is that for some materials XRD diffractograms showed a...
08 December 2023 1,457 3 View
Numerous articles mention the combination of metal oxide, carbon black, and PTFE as a binder, followed by pressing onto an Al mesh. Yet, I encounter difficulties in achieving uniform pellets using...
08 December 2023 4,335 3 View
Dear friends and colleagues How can we measure the cyclic voltammogram for VRLA/UPS batteries? Is that possible to do that with conventional potentiostat, due to their high current? or do I have...
05 December 2023 6,624 1 View
Hello, I am trying to electrospin 146k-186k Mw PVA in water. I have tried following 2 different articles and I can't get the cone to form. I have tried varying voltage, needle-collector distance,...
05 December 2023 2,263 3 View
I'm trying to prepare the solvent for use in measuring the intrinsic viscosity of PET with a glass capillary viscometer. The relevant ASTM standard (D4603 – 03) specifies a 60/40 wt/wt% solution...
05 December 2023 4,803 1 View
The question explores the anticipated trajectory of theatrical arts given the increasing impact of artificial intelligence (AI) and its pervasive influence across various technological domains...
02 December 2023 2,180 3 View
I would like to articulate graphical abstract for adsorption of pollutants by different absorbents from water and 3D materials.
01 December 2023 5,918 4 View