Polymer Chemists' Network | Contact experts in Polymer Chemistry to get answers
2,638 views 4,568 posts
Questions related to Polymer Chemistry
I am trying to perform morlet wavelet transform of a signal. We know that if number of cycle increases then frequency resolution increases at the expense of time resolution. However for low...
25 December 2024 3,115 1 View
I downloaded the ligand file in SDF format from the ZINC database, then converted it into PDB format using OpenBabelGUI. This file was then opened in AutoDock Vina and converted into PDBQT format,...
19 December 2024 2,083 3 View
Hello all, Trying to understand why my ladder and sample are moving at different speeds. Samples are from plasmid isolation of a 9kb plasmid before (left) and after (right) a PvuI digestion...
18 December 2024 9,516 4 View
Whenever I add ZnO NPS Solution in culture plate the NPS get settled on the bottom of well. How can I overcome this problem? Or What is the best way to apply nanoparticles solution in Bacteria...
18 December 2024 7,526 3 View
Hi! Can you help me regarding this matter, I am going to do an Egg Albumin Denaturation Assay on the formulated ointment with 5g plant extract. The ointment's base is beeswax and olive oil....
18 December 2024 820 3 View
I. Requirements for postdoc 1. Abide by the laws and regulations of the People’s Republic of China and have good scientific ethics. 2. Research mainly focused on natural science, engineering and...
18 December 2024 8,896 0 View
Fiber FISH is used to study structural variations but sequencing provides single nucleotide resolution. Why then it is used?
18 December 2024 4,677 0 View
this is my first time trying gc-ms please help me out
16 December 2024 696 1 View
I am currently analyzing frequency curves and amplitude sweep tests using Haake Rheomars. The data manager of the said equipment cannot process the average data of my 3 runs, however, the data of...
12 December 2024 5,807 3 View
Hi all, I performed relaxation measurements on 1 mm thick gels using a rheometer (parallel plates, 25 mm diameter). I apply a strain of 10%, and a normal force of 2N to ensure good contact...
12 December 2024 525 1 View
Hello everyone. I am working on in vitro drug assays on cancer cell lines, which I will analyze using cytoxicity assays (MTT + SRB). However, my lab lacks access to a microplate reader, so I...
04 December 2024 8,256 1 View
i am trying to define a decreasing doping profile but i cannot find the right syntax and whether it should be added in the SDE or the sdevice file. Can anyone help? Thanks a lot.
04 December 2024 303 0 View
The objective of this study is to explore the relationship between active oxygen content and the performance of peroxide-based radical initiators in polymerization processes. By varying the active...
02 December 2024 8,510 1 View
I synthesized Mg0.5Zn0.5Fe2O4 ferrite at different calcination temperatures from 600 to 1000 degrees Celsius. I observed a prominent peak at 2θ = 35.5° up to 900 degrees Celsius, but this peak...
28 November 2024 9,318 4 View
"CGenFF failed to parameterize force field for your molecule. Log: CHARMM General Force Field (CGenFF) program version 2.5.1 released August 2021 Copyright (C) 2020 SilcBio LLC and University of...
28 November 2024 4,088 0 View
I've been doing an assignment recently and the literature mentions a reductive amination reaction involving sodium cyanoborohydride, from what I've found, the reason why sodium cyanoborohydride is...
28 November 2024 7,068 1 View
Does anyone have the following publication on dinoflagellate cysts in pdf format? Reid, P.C., 1977: Peridiniacean and glenodiniacean dinoflagellate cysts from the British Isles. Nova Hedwigia,...
25 November 2024 1,096 2 View
I am particularly interested in understanding the best techniques and approaches for accurately determining roughness parameters at each layer interface. I have another question about X-ray...
25 November 2024 4,484 2 View
So im doing solid phase extraction of a herbal extract. Then, i'm doing total phenolic content using the folin-ciocalteu assay. I.ve done the gallic acid standard with r2=0.98 with straight line...
22 November 2024 1,637 2 View
Hi guys, I have some ceramide and dihydroceramide (d18:0/14:0) dissolved in methanol : chloroform=1 : 1. I tried to run TLC for both of them and stain the plate with Iodine and potassium...
21 November 2024 4,288 3 View
I was making primers for Polymerase Chain Reaction, when i was told to add sitting site for the polymerase, but couldn't find a definition of sitting sequence, or the reason of adding the same.
21 November 2024 517 2 View
How to preparation of polyurethane nano composites enhanced with fullrenes for biomedical application?
19 November 2024 973 2 View
Dear All, I am currently seeking a short-term postdoctoral opportunity (3 to 12 months, this is the allowed period for me as a lecturer) in the fields of protein extraction, characterization, and...
18 November 2024 6,096 0 View
Hi and good day experts/Prof./Dr. Can we just proceed the fabrication of PMMA, Bi, and BaTiO3 NPs powders using Ultrasonication process? What is the most efficient method to use to fabricate the...
18 November 2024 3,295 0 View