In biomedical instrumentation
I am doing a project on classification of EEG signals of Alzheimer's disease and control groups. Previously, I extracted the alpha power of the EEG signals and found out the strengths. I want a...
18 February 2021 8,813 2 View
I am working on the effect of music therapy on persons with Alzheimer's Disease. I require EEG signals of healthy individuals and people with Alzheimer's Disease/Dementia that have undergone music...
22 January 2021 8,895 5 View
I am extracting the feature values(kurtosis, power, skewness, and entropy) for Alzheimer's and Healthy individuals. The values I'm getting in both cases seem to be similar. I don't know why that...
04 November 2020 8,576 3 View
I have EEG data with me in a .edf(European Data Format). I used the EEGLAB toolbox available in MATLAB to plot the data but don't know how to pre-process or get power, entropy, kurtosis, or...
29 October 2020 3,235 3 View
I found a paper on why I received a peak at 212 nm, for UV-Vis spectroscopy, when the absorption range should have been around 250 to 370 nm depending on the preparation process. The paper said...
08 March 2019 1,517 5 View
02 March 2019 8,289 5 View
I made a gelatin hydrogel with zinc oxide nanoparticles in it. I immersed it in phosphate buffer solution ph 7.4 and incubated at 37°C. Initially I added 200mg of the hydrogel but by the end of 40...
02 March 2019 9,986 4 View
I have a hydrogel prepared made of gelatin and Zinc Oxide nanoparticles. How should I prepare my sample for SEM analysis?
21 February 2019 4,885 2 View
For degradation test for hydrogel, I am supposed to use lysozyme (10,000u/ml) with phosphate buffer saline(ph 7.4). Is there an inexpensive alternative for lysozyme that would get the work done?...
21 February 2019 4,773 3 View
I have to add 10 ml of 0.1 M zinc nitrate in starch solution. How to prepare a 10 ml of 0.1 M zinc nitrate solution?
05 February 2019 5,007 5 View
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
I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...
07 August 2024 5,177 3 View
I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?
03 August 2024 4,624 3 View
My screen printed electrode CV is given here. For Nerstean one electron reaction the delta E value should be close to 57 mV and ration of Ic/Ia should be close to 1. I did CV of my screen printed...
30 July 2024 4,671 3 View
We are working on biopolymeric hydrogels. Our system is highly viscous and sticky, and the gel formed are high in strength. We are unable to use pH electrode and pH strip. Please suggest an easy...
30 July 2024 942 2 View
Here, I have used Ag/AgCl as reference electrode and 0.5M KOH.
29 July 2024 4,538 3 View
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
In general, when performing a Tafel analysis for corrosion resistance measurements, a line voltage scan is performed from say -250 to +250 mV vs. OCV at low scan speed around 0.125 mV/s. However,...
25 July 2024 7,982 3 View
As shown in the figures, there are several abnormal charge/discharge curves.Each of them may have different problems. I am curious why these situations appeared differently?There are a lot of...
24 July 2024 6,930 1 View
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
