Any suggestions for potentiostat to work on range 40V up to 150V for electrochemistry depositions

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What is the relation K factor of Scherrer equation and the shape of particle?

The Scherrer equation, in X-ray diffraction and crystallography, is a formula that relates the size of sub-micrometre particles, or crystallites, in a solid to the broadening of a peak in a...

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Does GO has its functional groups on the surface or edge?

For graphene guys, I was wondering if the functional groups decorated the basal plane of graphene oxide or the edge? I would say that there are some of edge and other on the surface, please...

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What is the most worst catalyst for CVD graphene?

According to your experience, please advise me about the worst catalyst (substrate metals) can use to growth graphene via CVD?

01 February 2018 806 6 View

How can we measure the thickness of the thin film using the atomic force microscope?

I created some films of graphene oxide using spin coating technique and I want to know how we can measure the thickness of these films using atomic force microscopy experimentally, or from 2D/3D...

10 November 2017 9,675 3 View

Do anyone have the soft copy of JCPDS card No.75-1621?

I am really looking for a soft version of JCPDS card No.75-1621 that is mainly to identify the carbon nanomaterial via XRD

08 September 2017 7,506 1 View

What is the optimal rpm of spin coating to get 10 nm Graphene oxide thin film ?

I want to use spin coating to make 10 nm of GO

05 June 2016 2,907 0 View

Which Graphite particle size is more suitable for producing graphene using Wet chemical method 20 or 150 Micrometer?

Graphene wet chemical method

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Can any help me to prepare 8 mol/L of Nitric acid?

I tried to prepare 10ml solution of 8 mol/L of Nitric acid as fellow Wt (mgm) = M* V(ml)* Mwt then Wt(gm)=8*10*63.01= 5040.8 volume (ml)=Wt/density = 5040.8/1.41= 3575= 3.57 L ( which is not...

01 January 1970 3,079 1 View

How can I tranfer Anodic aluminum oxide (AAO) layer from aluminum sheet in Electrochemistry to transparent Electrode?

I want to transfer Porous Anodic aluminum oxide (AAO) layer from aluminumthat has been carried by Electrochemistry to transperant electrode. with simple chemical approach.

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Is it necessary to deposit thin film on quartz to measure UV- transmission and absorption?

I was measuring UV-spectroscopy Transmission and absorption modes for thin film of graphene oxide on glass. and unfortunately no peaks have seen in results. I guess it's necessary to deposit thin...

01 January 1970 9,973 9 View

Which type of compound does lamda max of 218 indicate in a uv-vis spectrum of a partially purified compound through column and TLC?

A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...

11 August 2024 9,800 2 View

Which Scopus Journal provides the most affordable fees?

"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....

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Seeking Advice on Viability and Execution of Undergraduate Thesis Topic?

Hello everyone, I am currently developing a thesis proposal and would appreciate your input on its viability and how to effectively carry it out. My proposed topic is: "Does the perceived threat...

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Who will be moral responsible for the death of thousands of people in the event of an earthquake?

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What procedure should I follow for current controlled PPy film electrochemical deposition on ITO?

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Are there any instruments for studying time similar to the way it is in space?

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How can I measure the thickness of thin film by Uv-Vis?

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In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended?

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Regarding a model for simulating battery charge and discharge, what do you consider to be high fidelity?

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Why is TLC not a form of partition chromatography?

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Chandra Bhanu Basak

Now a days CVCC (const. Voltage const. current) DC power supply are available in the market with different combination of V-A... chose whatever suits your voltage requirement. Usually with higher voltage the rated current becomes less... meaning that you can do only for smaller sample.

Syam Sai Ravuri

Check Amtek , and bio logic with multiple channels

Andrea Merenda

Hi Albert, check BK precision, you can find a large varieties of devices that can suit your application, with datalog available as well and handy software.

Albert Guirguis

Thank you Andrea sure I will do