D2021 Nafion solution is used to make a membrane, but after drying, wrinkles occur on the surface of the membrane. Is there any way to solve it?
After performing symmetric PCR, PCR purification was performed. Afterwards, asymmetric PCR was performed using the PCR purification product as a template, but no ssDNA band was confirmed in the...
08 August 2024 1,668 3 View
Hello, I'm newbie to TCAD. I wanna calculate Breakdown Voltage of AlGaN/GaN HEMT. But, my code shows just saturation. Could you please help me how to simulate Breakdown Voltage of my code? And...
25 July 2024 3,738 1 View
Is it the best optimization ratio based on experiments?
22 July 2024 8,170 0 View
Can the OH of hydrogen sulfate also react with isocyanate to form a urethane bond?
07 April 2024 7,739 0 View
While reading papers on polyurethane synthesis, a question arose. Q1. MDI [methylene di(p-phenyl) isocyanate] 2mmol PTMO[poly(tetramethylene oxide)] 1mmol 1,4-butanediol 0.9mmol...
27 March 2024 2,718 2 View
In linear polyurethane, which is made by reacting isocyanate with two NCO and -diol with two OH, the R ratio (the ratio of NCO to OH), cannot theoretically deviate significantly from 1:1, right?
25 March 2024 4,488 8 View
It is said that dodecyl-trimethylammonium chloride (DTA) is used to dissolve hyaluronic acid (HA) in an organic solvent such as DMF. If the experiment is conducted using the method below, will...
23 March 2024 4,395 4 View
When making medical TPU using PCL, some papers use stannous octoate, while others do not. Is stannous octoate really necessary?
18 March 2024 8,587 3 View
To make polyurethane, TPU pellets are melted with DMF or THF solvent. Q1. Is the urethane bond between diol and isocyante broken by the solvent? Q2. When the solvent is volatilized, a urethane...
16 March 2024 5,039 9 View
Hi, I'm an undergraduate student working on western blot. I have understood most of the principles of western blot but still have some questions about it. 1) I wonder why the transfer time is...
22 February 2024 4,964 0 View
I am trying to coat my micelles and PLGA based nanoparticles with cell membrane using an Avanti mini extruder according to literature . I use 200nm membrane but my particles end up to be 400nm And...
30 July 2024 3,294 3 View
Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM or SEM images?
25 July 2024 5,482 2 View
Hello, I am currently working with Malaria Pf/Pan nitrocellulose membranes coated for malaria detection. After drying the coated membranes in an Incubator (overnight at 37°C), I've noticed that...
16 July 2024 7,937 1 View
we have a nafion 117 membrane and we want to know if it has the properties claimed by the sellers. what are the tests available ?
13 July 2024 503 1 View
NA
11 July 2024 8,969 1 View
I have this problem with my western blot for the ABCG2 antibody on nitrocellulose membrane. Help please
02 July 2024 8,715 2 View
I am trying to insert cholesterol inside the DPPC membrane by using gmx insert_molecules -replace. But number of DPPC molecules replaced is much higher than the number of cholesterol inserted?...
30 June 2024 4,160 2 View
Is there an established protocol to measure the permeability of bacterial membranes? Thank you
30 June 2024 6,614 3 View
Several times by placing a restriction on the upper part of the membrane with the aim of preventing the drug from being added from this side, we tried to keep the drug at the top of the leaf, but...
29 June 2024 9,688 1 View
I have primary breast cells embedded in the hydrogel. When stained with EpCAM without the hydrogel, the staining was correctly localized to the membrane as expected! However, after embedding in...
28 June 2024 353 1 View