14 February 2024 3 2K Report

Why aryl aldehydes such as 4-N,N-dimethylbenzaldehyde and 4-aminbenzaldehyde fail to afford porphyrin via Adler method?

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Can we classify HV and LV lines based on line length?

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

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

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

How much pressure we can reduce at the outlet to avoid Reverse Flow?

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

How to calculate the annealing temperature of a primer pair?

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

What is recommended for solid domain in ANSYS FLUENT?

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

Can Virtual Servers (remote dekstop manager) run heavy ANSYS Fluent CFD simulation ?

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

The reason that the culture of white fungi Contamination with green mold(Trichoderma), the culture autoclave at121 for 15 min. What is it?

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

How to include original NMR data in a manuscript?

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

Does different dilution factors affect negatively on NH3 reading ?

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

Can anyone share his experience regards Smoothing in origin?

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

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Is there any chance for synthesis Schiff bases using 4-methyl-5-imidazole carboxaldehyde?

Is there any chance for getting product using the above aldehyde and different amines.

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How can I do the alkylation with an conjugated aldehyde in this case?

I am working on research. I would like to connect a conjugated aldehyde (like citral) to another ketone compound at the carbon alpha to the latter's carbonyl group. I tried to use Mukaiyama aldol...

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What are some strategies to block primary amine surfaces in immunoassays without using any protein based blockers?

We use a primary amine surface to bind our antibodies. Thereafter we use BSA and other protein blockers for blocking. The results are not really great, and vary quite a bit on repeats. We wanted...

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Could anyone please help me to get my schiff base product?

Hereby I am explaining the detailed procedure which i done in my lab. 1:1 molar ratio of 2-amino benzothiazole and 4-nitro benzaldehyde were refluxed for 12hr at 100 degree Celsius in toluene...

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Osmotically active substances?

Is there a list of osmotically active substances available anywhere? We know that osmolality will rise in the presence of monosaccharides (glucose, fructose, and galactose), oligosaccharides...

05 January 2020 7,151 9 View

Could anyone please help me to get my schiff base product?

Hereby I am explaining the detailed procedure which i done in my lab. 1:1 molar ratio of 2-amino benzothiazole and 4-nitro benzaldehyde were refluxed for 12hr at 100 degree Celsius in toluene...

31 December 2019 1,532 3 View

How can I treat my cells w/ aldehyde (acrolein) and let they in incubator withou harm the other cells that are in the incubator too?

When I treated my cells with acrolein (less then 1mM) (in a 12 well cell culture cluster) the other cells that were in a tissue culture flask 25 (growing normally without any treatment) were...

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