How can i determinate no of walls of MWCNTs through Raman Spectroscopy...is it possible through ID/IG ratio???

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What's wrong with my COMSOL model for turbulent flow in time dependent solver?

I am trying to simulate velocity field inside a domain of just ambient air (pressure is 1 atm & velocity is 10 m/s). There is a tank inside it which has a leakage. The leakage hole is leaking...

01 July 2024 2,249 0 View

How the CBM and VBM plots are made using VASP?

Hi all, I seen CBM and VBM plots in articles plotted using VASP, i pasted a part of the sample picture. I used to do with Gaussian, but can any one explain How exactly these could be plotted...

28 April 2024 5,155 4 View

The Fermi energy cannot be calculated for a bulk material. is it correct or not?

17 April 2024 6,217 0 View

In an L-fuzzy metric space, what is the topology on the Lattice L?

In an L-fuzzy metric space, what is the topology on the lattice L? We have the sequential definition of continuous T-norm in an L-fuzzy metric space. Without the topology, how can we talk about...

29 March 2024 2,401 0 View

Is there any field guide for identification of plants?

Please suggest how to identify the herbs, shrubs and trees in field

25 March 2024 7,172 6 View

Is there any method to isolate DNA from a clot blood sample preserved in RNA/DNA sheild buffer?

For DNA islolation

13 March 2024 7,635 4 View

Assessing the Impact of Urbanization on Agricultural Land?

Hi, "Assessing the Impact of Urbanization on Agricultural Land" I want to use Remote Sensing and GIS as tools to analyze the conversion of agricultural land to urban areas. Can anyone give...

24 December 2023 9,631 2 View

Can we culture the human PBMC with nanoparticle and do the metabalomics studies?

I want to know, can we culture the human PBMC with nanoparticle and do the metabalomics studies? Please let me know

15 December 2023 548 2 View

What is the difference between the items/statements of an attitude scale and a perception scale?

I want to know how to select the items both of these scales? & how should the items/statements of each scale be formulated or phrased?

02 December 2023 2,190 0 View

Mechanism of crystal staining?

Where does the crystal violet bind to when added to live and dead cells? Which part of the live cells they bind to?

09 October 2023 5,577 0 View

Why might the impedance values for DI water and 0.1X PBS buffer solution exhibit a decreasing and increasing trend, respectively over time (HP 4194A)?

Hello everyone, I'm encountering an issue with my electrochemical impedance spectroscopy (EIS) measurements and would appreciate some insights. Experimental Setup: Electrodes: Gold interdigitated...

05 August 2024 3,783 2 View

Mossbauer spectroscopy Co0.6Mn0.4Fe2O4 MNPs?

Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.

31 July 2024 9,140 2 View

Why do some of my Raman spectra show no signal at lower Raman shifts?

I'm using a InVia Renishaw Raman microscope system (785nm wavelength, 600l/mm grating density) to acquire Raman images on human brain samples, at 50um resolution. The samples are placed on MgF2...

30 July 2024 8,771 3 View

How to calculate conductivity using Electrochemical Impedance Spectroscopy's Nyquist plot?

Hello everyone, I am new to this characterization but watching videos on youtube I have already plotted a Nyquist plot (Z' and -Z'') and already fitted models on my material using Zsim. But now I...

29 July 2024 1,376 0 View

I have synthesized a composite of ZnO and In2O3 with variations in ZnO content. In Raman , what is the peak observed at 130 cm-1?

Dear all, I have noticed, as the ZnO content increases, the Raman intensity at 100cm-1 also increases. However, there is a peak nearby at 130 cm-1, which I could not find in any paper related to...

28 July 2024 5,410 1 View

Why semicircle of nyquist plot is not complete?

While I am doing HER, I noticed that nyquist plots of Electrochemical Impedance Spectroscopy (EIS) is not complete. Will it affect for the Linear Sweep Voltametry (LSV) data? However, I can found...

26 July 2024 7,542 4 View

What is single absorption ESR spectroscopy ?

In the context of Electron Spin Resonance (ESR) spectroscopy, under what conditions is an absorption spectrum considered to be a single absorption spectrum?

25 July 2024 2,325 1 View

Can we fit a gaussian Fit on a LIBS Peak ?

Though much literature suggests fitting a Voigt profile on a LIBS peak, is it also possible to fit a Gaussian profile on the LIBS peak? I have 204 spectra files, and I am building a pipeline for...

23 July 2024 6,127 1 View

What binder would be the best choice to modify glassy carbon electrode with a 2D Material like Graphene or MXene?

I am trying to drop cast 2D Materials on Glassy Carbon Electrode for Cyclic voltametry and EIS purpose. What would be best binders to use?

23 July 2024 5,776 2 View

What does negative readings in spectrophotometer denote. Was testing TSS content of bacterial cultures?

I was performing estimation of Total Soluble Sugar content in bacterial cultures by Anthrone method. Out of 9 samples, only one sample showed positive reading while others had a negative reading...

22 July 2024 9,576 4 View