How can I find the extinction coefficient of ammonia in nessler's reaction?

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In what conditions should cadmium chloride be used when working on its toxicity on PC12 or any other cell lines?

I've been working on CdCl2 toxicity on PC12 cells for months but every time I get different results with the same IC50 in the same conditions as before: RPMI 1640 - 6000 cells/well - 100...

23 November 2019 6,508 1 View

Flameless oxyfuel recirculation factor?

Dear Ehsan, hi! I read a work done by your team on flameless combustion and it is very interesting. I work in a steel company in Sweden, where our furnaces are equipped with flameless oxyfuel. I...

06 February 2017 5,917 1 View

How do you delete a duplicate pdf for the same paper on ResearchGate?

The first pdf file I uploaded had an error. So I uploaded an updated, corrected pdf of that paper with a different pdf name. I dpon't want the old copy to be download or read.

07 August 2024 9,508 1 View

What is the ionic radius of Hydrogen anion? And how to know the exact ionic radii of the elements?

I'm trying to calculate the tolerance factors of the hydride perovskite and the value calculated by me and the reported values are contradictory. Need more clarity in using the correct ionic radii...

01 August 2024 2,614 1 View

Is it possible to improve the reforming section of the Haber-Bosch process without using air separation units?

A typical reforming section in a large-scale Haber-Bosch process (Figure 1) comprises two reactors. A mixture of methane (CH4) and steam (H2O) is fed into a primary reformer to produce syngas via...

01 August 2024 7,051 5 View

How to change the version of the article full-text pdf file?

How to change the displayed full article text to its corrected version? In the file on the page of the journal where I published the article, there was an error in the text, the table is...

30 July 2024 3,229 2 View

Entropy measure and QSPR modeling in Graph Theor. How to construct the table for lengthy equation?

The entropy measured of molecular graphs plays a crucial rule. The network structures in some cases are very lengthy calculations to handle. Some author avoid to construct table where as most...

30 July 2024 3,126 0 View

How do I correct that wrong author's profile in my publication?

I am writing to request a correction regarding the affiliation of one of my co-authors, Donald Ho. Currently, the author's profile incorrectly lists an affiliation with The Hong Kong Polytechnic...

28 July 2024 6,824 0 View

How to estimate a protien's size using Chimera or PyMol? how correct this estimated can be?

I need to know the approximate size of my target protein for Negative-stain EM. I have an alpha-fold predicted structure of the protein. I do not see any turtorial on internet for estimating the...

21 July 2024 5,732 3 View

How to ask to correct the Incorrect Claim regarding the writer of Article that I was involved in?

Dear sir/Madam, I am Parinaz Parsa the first writer of article "Optimisation of probiotic yoghurt production enriched with phytosterols" and understand that one person is mentioned as writer which...

14 July 2024 9,579 2 View

Can someone help with the instrument configuration in Profex using Rietveld Refinement?

I am trying to configure the instrument in Profex but I can't get a chi-squared value below 9.65 for LaB6. This is the configuration of the equipment, which is a Bruker D8 Advance with a Linxeye...

14 July 2024 4,767 1 View

Why flow rate of MFC for pure NH3 gas decreases with time?

We have been using MFC to control the flow rate of pure ammonia gas. The MFC is placed in an oven at 50 deg. C to avoid blockage due to NH3. However, after a few days of usage, the MFC is unable...

11 July 2024 5,796 1 View