how to make a p-nitrophenol standard curve which use to obtain the molar extiction coefficients to measure the P450 PNOD activities..
I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...
03 March 2021 4,116 4 View
Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...
01 March 2021 9,537 2 View
I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...
01 March 2021 6,985 3 View
I have to amplify a gene and my primers just reached. The Tm for Forward primer is 64.2, and that of reverse primer is 65.5. Can some one suggest how to get the best annealing temperature? Thanks...
01 March 2021 360 7 View
Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?
01 March 2021 9,785 3 View
I have a virtual machine. My host Pc specs are not that good thats why i went for virtual servers. so basically my host pc has 8gb of ram with nvidia quadro k2200 4Gb DDR5 GPU ,processor intel...
01 March 2021 8,415 1 View
Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.
27 February 2021 9,356 3 View
hello. i am junior researcher. I received a comment from a reviewer that he could not find NMR data in my submitted paper. I had included the NMR graph with explanation and formula to calculate...
27 February 2021 734 4 View
I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...
27 February 2021 8,483 3 View
I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...
26 February 2021 8,183 3 View
20 February 2021 8,202 6 View
09 February 2021 5,273 2 View
where K(subscript)On is the rate of Enzyme (E) + Substrate (S) going to Enzyme-Substrate complex (ES). I think I understand why K(subscript)Off and K(subscript)catalysis have units of time^-1....
11 January 2021 649 8 View
I would like to know if the properties of a polymer impact on the size of the particle it forms. I'm working with different polyssacharides (alginic acid from different seaweed), which are...
29 December 2020 7,333 6 View
Currently i'm working to develop encapsulation using ferritin, based on many journals they always wrote the molar ratio between drugs and ferritin, for example 1:40, how to know the molarity that...
22 December 2020 6,582 2 View
I have 68nm spherical Au NPs, which gave me a concentration of 1.22 x 10^9 particles/mL. How can I calculate the molarity without the need for TEM?
22 November 2020 8,850 3 View
I am standardizing a UHPLC method for separation of thioguanine phosphate metabolites. For this, I want to use 5-Bromouracil (5-BU) as an internal standard, however I am unable to prepare solution...
15 November 2020 4,982 3 View
Storage capacity of hydrate solely depends on molar volume of empty hydrate lattice because rest of the terms get canceled (even moles of gas consumed). However, if we take temperature constant,...
16 October 2020 720 2 View
I have a gas mixture (N2=98%, Ethylene=1% and Butadiene=1%). I want to obtained the molar concentration of each components for 1mL volume of the gas mixture. For that purpose, I have used the...
29 September 2020 6,233 1 View
Hi everyone I want to make a HgSO4 1 Molar solution for deposition (electroplating) in my electrode, but HgSO4 is not soluble in water! What can I do !? Because My other solutions are all in water.
14 September 2020 3,461 3 View