Why do 2G and D+G bands occur in Raman spectra of MWCNTs after functionalization and attachments of nanoparticles?

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How to inerpret and assign NMR peaks?

I have done NMR analysis of exopolysaccharide samples. I have to identify the monosaccharide composition and the functional groups the NMR peaks corresponds to. Since, my EPS is unknown i am...

15 May 2024 7,631 1 View

I want to analyze total solids in microalgae. If I directly take crude sample then media salts will also contribute. Then how to measure exact TS?

Should I centrifuge the the crude microalgal sample first and then analyze it or Should I dry it first. Please Help me out to solve this.

16 April 2024 3,559 2 View

How to prepare 0.02 M sodium phosphate buffer (containing 6 mM NaCl, pH 6.9) ?

how to prepare 0.02 M sodium phosphate buffer (containing 6 mM NaCl, pH 6.9)

12 March 2024 1,713 1 View

How to decide suitable site for any dopant?

In a 4x4x1 supercell of MoSeTe containing 16 Mo atoms, I aim to substitute two transition metal atoms (e.g., Fe) in place of Mo atoms. How do we determine the most favorable doping sites within...

09 February 2024 677 0 View

Which tool is better for NFC antenna simulation of operating volume and performance? FEKO, CST or HFSS?

During the antenna design I came across these three simulation tools that can be used to evaluate performance of RF antenna design, I am more concern about NFC Antenna design and performance so if...

23 January 2024 2,222 2 View

How to calculate the magnetic anisotropy energy for 2D materials using the VASP code?

How to calculate the magnetic anisotropy energy for 2D materials using the VASP code? I am slightly confused about setting MAGMOM tag in step 2 (that is given in VASP tutorial)

02 January 2024 7,900 1 View

Is anyone know an expert working on the andrenidae of India?

Is anyone working on the Andrenidae of India, especially Northern India? I am facing difficulty in finding literature please let me know. Regards Shivani Sharma

06 November 2023 211 0 View

Does anyone know a Nomia (Hymenoptera: Halictidae) expert?

Working on the Bee diversity of Dehradun, Uttarakhand, Western Himalayas Province. I need help in the identification of my Nomia specimens

22 August 2023 8,970 2 View

Is there any Crop Simulation model for millet crops other than that available for Pearl millet?

For pearl millet we already have significant number of crop simulation models but not for millets: barnyard millet, proso millet, etc. Please throw light on their availability.

16 August 2023 1,745 4 View

Can anybody send me questionare of Manju Mehta?

For synopsis of I have used tool of Manju Mehta Impact of social intelligence on vocational maturity of higher secondary students

12 August 2023 8,713 0 View

What is the reason for current dropping in OER , LSV curve?

I tried four trials of the same Copper Phosphides sample in Alkaline medium ( 0.5M KOH) with Hg/HgO reference electrode and Pt as counter electrode. I used 0.001 V/s scan rate for first three...

10 August 2024 3,629 1 View

Adhesion strength of coating?

How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...

10 August 2024 942 3 View

Do interactions between biosphere, carbon cycle, & water cycle impact global warming & interaction between atmosphere & hydrosphere?

How do interactions between the biosphere, the carbon cycle, and the water cycle impact global warming and interaction between the atmosphere and the hydrosphere?

09 August 2024 3,291 2 View

Who of all of you will help TPEOM to re-originate the Earths atmosphere to it original 5 atmospheric elements/gases?

Global ‘Weather’ has stopped, as ‘aqua thermionic instituted by the ‘Global thermo atmospherics has instituted global thermodynamics of 120º C + and thus all waters are, or have boiled into a...

06 August 2024 8,716 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

How can I separate graphene from amorphous carbon of similar particle sizes?

The starting material is a finely ground powder. Some particles contain more graphene than others.

30 July 2024 3,978 2 View

Question about combustion Kinetics ?

I am currently working on modeling FCC catalyst regeneration and have come across a point of uncertainty that I hope you can assist me with. In my previous models, I have utilized lumped kinetics...

30 July 2024 6,137 0 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