What is the relationship between intensity of XRD peaks versus the number of layer of 2D materials?

When I applied the same characterization condition and same weight of graphitic materials, graphene (red line) and graphite source (black line) got different intensities but the similar peak...

11 December 2016 4,657 7 View

How to determine the number of layers of graphene nanopowder?

HRTEM technique can show the layers but for scalable amount of graphene powder, I believe it's not an effective way. Another method, using XRD analyzing samples with similar examined amount...

09 October 2016 3,027 10 View

Is there any inorganic electroconductive/ionic solvent dissolving sulfur S8?

07 August 2016 9,722 1 View

How can you calculate the volume fraction of graphene in the liquid solution?

I've read various papers about graphene and graphene-CNTs in nanofluid. They calculate the specific volume fraction and then test the heat tranfer properties.For example, in their works, the...

06 July 2016 9,484 2 View

What is mole percent metal?

The concentration of calcium in ammonia solution is about 4 to 10 MPM (mole percent metal) (i.e saturation).I don't understand this term and how to calculate it precisely.

06 July 2016 5,982 0 View

What are the softwares to analyze the spectrum?

I have lots of spectra from XRD, Raman and XPS. It requires Gaussian fitting method but using Matlab code is very difficult. Could you suggest any software that helps to analyze the spectra: curve...

04 May 2016 6,727 6 View

How can we determine the ratio of single material inside the hybrid material?

I have an material A combining with material B to form an hybrid material. Both A and B have crystalline inorganic structure. Beside the EDXS, is there any technique to find precisely the amount...

02 March 2016 2,754 8 View

Can we change a solvothermal (hydrothermal) to a reflux process?

31 December 2015 4,664 1 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View