Is it ok to use to water for synthesis and purification of nanoparticle?

I'm trying to synthesis graphene oxide nanoparticles. Shall I use RO water to wash the synthesised GO nanoparticles. Please help me out. Regards Deepthi

01 February 2019 3,031 5 View

How to use graphene nanoparticle for batch experiments?

I want to remove dye from wastewater using graphene oxide Nanoparticle. I faced few issues while doing batch experiments. Please help me out. I'm new to nanotech field. So kindly help me to figure...

10 November 2018 4,206 2 View

How to do batch adsorption experiments for lead removal from water using graphene oxide nanoparticle?

I Know the procedure of doing batch experiments. We have change the metal concentration, nanoparticle concentration, time, pH, temperature. Then based on these results we have to analyze isotherm...

09 October 2018 3,534 8 View

How to analyse raman spectra of graphene oxide nanoparticles? what is the g&d band for GO?Does laser wavelength has any major effects on raman shift?

I have raman spectra of Graphene oxide nanoparticles. The laser wavelength is 1064 nm. I can't find any literature with this wavelength. I had no choice with the laser wavelength that's why I...

08 September 2018 713 3 View

Can someone help me with the sig value in MAUD software for XRD analysis?

I'm using MAUD software for XRD analysis. After rietveld refinement I got sig value as 1.4. When I tried with different cif files from COD database my sig value kept on reducing. What must be the...

08 September 2018 4,332 4 View

How to synthesis silica coated magnetite nanoparticles?

I would like to synthesis silica coated magnetite nanoparticles. Is it ok to synthesis magnetite alone first like around 10 grams and using only 1 gram for silica coating. Or should I add TEOS...

04 May 2018 1,348 4 View

If we want to find adsorption charactersitics of nanocomposite, is it necessary to do batch experiments for indivudal nanoparticle in nanocomposite?

The goal is to to do adsoroption studies for nanocomposite. I would like to know whether it is necessary to do batch experiments for indivudual nanoparticles that are present in the nanocomposite...

01 February 2018 8,515 8 View

How to do balnk experiments?

How to do blank experiments to ensure that no reaction took place on the walls of the glass container while doing batch adsorption experiments?

01 February 2018 9,592 3 View

How to prepare graphene oxide nanoparticles sample for uv vis charactersization

Shall I use ethanol to disperse GO? How long do i have to sonicate the sample?

01 January 1970 5,672 4 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 3 View

Which database would give me this list of chemical components?

Dear colleagues: I would like to know if anyone knows of a database that gives me the parameters pH, K, K, Mg, P, C, N, Zn, Cu, Ni and Cd of common foods. I find a lot of information of proteins,...

26 February 2021 5,525 3 View

Experimental Design: How deal with pseudreplicates with immunological and clinical-chemical paramaeters?

Hello everybody, I am investigating the influence of a toxinon various clinical-chemical and haematological parameters in fish. I have three treatments (control, low dose, high dose) in my...

24 February 2021 1,243 1 View

Why is NH4OH added in heavy metals limit test?

The limit test I'm referring to is USP method II. In this procedure you need to dropwise add 6N of NH4OH to the sample until it the pH is alkali. After that you need to dilute and add HOAc until...

23 February 2021 2,049 3 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

No title

22 February 2021 9,932 11 View

Can anyone help or comment on solubilising chlorobutanol in aqueous injections in minimum time possible?

Please suggest solubilisation of chlorobutanol in injections. Tried pH and high temperature. But the issue is of assay drop. If anyone can suggest any solution. Its a commonly used excipient for...

21 February 2021 7,397 1 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

21 February 2021 7,561 4 View