please help me in calculating the weight of the polyisoprene whose molecular weight is 10000.
I precipitated the polymer in methanol and then tried to filter the polymer. However, my polymer stuck to whatman filter paper. how can I obtain the polymer now?
08 September 2018 510 2 View
I want to synthesize the exo norbornene alcohol as was described in the reference.Macromolecules 2005, 38, 9455-9465. the problem is that I was not able to remove the DMSO solvent. Please help me...
06 July 2018 4,046 3 View
I synthesized polymers of PEO with different molecular weights with Norbornene end cap. I want to dry the sample in order to perform for the Ring Opening Metathesis Polymerization. Can I dry my...
05 June 2018 2,400 4 View
we need to purify the pyrrolidone derivatives. When we checked the TLC, the compound Has Rf of 0.6 in acetone. But other solvents showed no movement of the spot from the base line. However, when I...
05 June 2018 2,463 3 View
I found that many procedures reported in the journals are not reproducable even when same conditions are maintained? why is it so?
10 November 2017 1,978 2 View
I want to prepare DPMK initiator for my polymerizations. Please give me a pdf file of the journal necessary.
08 September 2017 530 4 View
i want to synthesise the polymer with refractive index contrast.
07 August 2017 4,461 4 View
I synthesized polyethylene glycol. I need to remove moisture from the polymer. T tried freeze drying but it didn't work please suggest me some other method which removes moisture. Thanking You in...
07 August 2017 2,526 9 View
glass blowing for Schlenk techniques
03 April 2016 1,065 2 View
Please explain in detail so that I can figure out the calculation with full knowledge.
02 March 2015 10,094 9 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
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
Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...
07 August 2024 269 3 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
Hi, I know that low molecular weight (MW) molecules generally tend to have higher mobility, while high molecular weight molecules tend to have lower mobility. However, in my experimental...
06 August 2024 1,495 2 View
kindly reply me. Thanking you in advance.
05 August 2024 7,727 4 View
Is it possible to conduct a molecular dynamics simulation to see the effects of a specific carbohydrate on the structure of lipids (e.g., micelle structure)? I am a beginner in this field and plan...
03 August 2024 3,371 3 View
I am using a windows system, what software I should use for hydration shell analysis with molecular dynamics?
02 August 2024 3,143 4 View
Molecular docking software/ websites?
02 August 2024 8,704 7 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