How to remove Cu2O after the end of a reaction?

Hello Everyone, I am using Cu2O as an oxidizing agent in a reaction, however in the procedure given for this synthesis, the author simply mentioned "filter the product to remove Cu2O ". I am...

11 December 2018 7,315 10 View

How to obtained the Ipa and Ipc other parmeter of a CV graph manually in EC-Lab software used on the BioLogic elechtrochemistry workstation?

05 June 2017 1,795 3 View

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05 June 2017 6,870 1 View

Why the voltage of cyclic voltametry increases durin electropolymerization?

03 April 2017 6,507 5 View

How to instal Quantum Espresso on windows?

Dear All, I is greatly appreciated if someone help me to install Quantum Espresso on windows 7?

31 December 2016 1,269 9 View

What is the difference between 10^-24 CM^3 and esu unit ?

08 September 2016 559 0 View

A DFT code for the optimization of attached structure?

Dear All, Is there any DFT code (license free) that I can use for the optimization of the attached structure? I have tried it by Gaussian but after passing some days, it does not finished...

07 August 2016 2,514 9 View

I need a 3D structure of Chitosan polymer?

As part of my research I do need the 3D structure (preferebly the CIF or things like that) of Chitosan polymer that represents the bond lengths, angles and torsions. I am wondering if someone can...

07 August 2016 3,476 9 View

Analysis of sodim gluconate using USP monograph?

Dear all, I am analyzing sodium gluconate using USP monograph "http://www.pharmacopeia.cn/v29240/usp29nf24s0_m76600.html" Using the assay section I analyzed the sodium gluconate but I did not...

04 May 2016 7,051 2 View

PyQuante and Python starting guidlines?

Dear All, I am a beginner in programming using PyQquante and Python. I want to do DFT and other possible codes using these softwares. I would be grateful if someone help my in this regard?

03 April 2016 5,720 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

What is the indication of the absence of peaks in Methanol electrooxidation CV curves ?

I have several question regarding the MOR; hope anyone help me better understand. 1- in CV using (KOH+MEOH) what is the indication of absence of the redox peaks? shouldn't they exist as a sign...

28 February 2021 4,851 8 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

Best plasmid could be used as a standard curve for AAV titration?

I have been trying to have a good AAV titration for my production and I have tried different plasmids to set up as a standard curve but each one behaves differently. i am trying to use ITR for...

23 February 2021 5,167 3 View

How to best wash a 96-well plate containing microplastic?

I am planning my protocol for my dissertation for an experiment quantifying bacterial (E. coli) biofilm formation on micro-plastic (5mm discs of polyethylene bags) by conducting a crystal violet...

23 February 2021 7,868 2 View

Are there any known solvothermal methods to synthesize MoS2 nanosheets using solvents other than water (like ethanol/ethanol-water mixture) ?

I need to synthesize MoS2 nanosheets by alternate methods without pure water as a solvent.

22 February 2021 9,246 1 View

What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View

Is the box plot of climatic indices better illustrate from daily data or annual data?

Hello, I hope you have a good time. I work on a research project about temperature indices. Due to the high number of indices, I only work on tables and maps on an annual time scale. In other...

19 February 2021 9,742 2 View