How can we form anthracene carboxylic acid from anthracene?

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Can untransformed pET22b be isolated from five days old pellets stored at -20°C?

I've pelleted down the overnight ampicillin supplemented cultures of DH5ALPHA for pET22b isolation 5 days ago and stored them on -20°C without adding any buffer or glycerol. Would the cells be...

09 June 2024 6,479 2 View

How to Quantify Icodextrin in a solution?

I am currently processing a peritoneal dialysis solution with 7.5% icodextrin and would like to verify whether its concentration remains the same post-processing or decreases, whether slightly or...

28 April 2024 9,279 2 View

Male versus female speakers of English In England?

give good full research papers at least 5.

23 April 2024 6,786 0 View

How to characterize the biogenic nanoparticles for the capping agents? How can capping agents be isolated ? Can anyone please share an article ?

Seeking a protocol to isolate the capping agents from prepared nanoparticles how to characterize them ?

01 April 2024 6,513 3 View

Model to fit the ellipsometery data of polymer and organic semiconductors?

We are using ellipsometery to find thickness of MEH-PPV thin films and MEH-PPV/GQD? What could be most appropriate model to fit the ellipsometery data to get correct thickness as well as n and k...

08 November 2023 548 2 View

I want some questionnaires for finding relationship between self efficacy and academic achievement ?

Please give some questionnaires

07 October 2023 362 1 View

What is the procedure to conduct Meta-Analysis studies?

I want to develop an understanding for conducting Meta-Analysis studies in Psychology. how many studies to select, how to screen them, any tools which are used for the purpose. kindly explain with...

14 September 2023 2,825 3 View

How long could we keep a formaldehyde/glutaraldehyde fixed sample for immunogold labeling?

I have some plant samples that have been stored in a mixture of formaldehyde/glutaraldehyde fixative for one week. I am wondering if they can still proceed with the dehydration, infiltration, and...

30 July 2023 346 2 View

Articles related to pseudo capacitor, the potential window for cyclic voltammetry and for Charge discharge is not exactly same. Any specific reason?

The potential window for CV and CCD is not exactly match with each other. Should potential window same for CV and CCD. if no then any specific reason for this?

26 July 2023 4,198 0 View

Can we include one study multiple times in a meta-analysis?

for example: its a comparison study, and each time control group is same but test group is different.

27 June 2023 5,518 4 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

Could dyes amplify the spectrum of light to a specific wavelength?

I am interested to know the behavior of dyes toward light. Specifically, Blue dyes re-emit the spectrum, especially from the green zone (known as principal in LED lamps, and blue dyes are known...

05 August 2024 3,290 1 View

Methyl jasmonate preparation ?

How do I calculate the stock solution to apply 100 uM MeJA for 1000 ml of plant nutrient medium ?

01 August 2024 723 0 View

Inquiry on Maximum Nucleic Acid Volume for 2.5 mL Liposome Solution?

I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...

30 July 2024 6,420 1 View

What is the best method to detect the chemical composition of pollen ?

I have multiple small samples of grass pollen with anthers. I want to find a method to identify concentrations of proteins, lipids, and other various elements for these samples. any suggestions?

28 July 2024 5,331 1 View

How can I use DFT-D3 correction ( Siesta version 5.0.1)?

Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...

27 July 2024 5,748 0 View

EDC carbodiimide and NHS easter 's half life among different pH?

It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...

25 July 2024 8,738 0 View

Mechanochemistry: ball to powder mass or ball to powder volume?

I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...

23 July 2024 9,938 1 View

How do you get pure primary macrophage cell culture?

I have been harvesting monocyte-derived macrophages from buffalo and cattle fresh whole blood using the same protocol for years and getting good macrophage cultures. Below is the protocol that I...

23 July 2024 4,074 2 View

How to eliminate the carry-over effect in GC-MS/MS system?

Hi, I am a PhD student working at Jagiellonian University, Faculty of Chemistry. My work is related to the development of new analytical methods for the quantification of short-chain fatty acids...

22 July 2024 5,492 6 View