How to segregate electrode-dielectric and dielctric-dielctric interface polarization after Capacitance VS Freq. measurement using impedance analyzer?

After measuring the capacitance vs frequency for my MIM capacitor consisting of alternate layers of TiO2 &Al2O3 , there is a rise in capacitance value of ~ 20-160 nF at 100 hz, starting to...

17 December 2020 7,786 3 View

How to start with Principal Component Analysis?

I want to carry out PCA on a set of chemical data, some of them in oxide form and some in elemental form. The oxides are in percentage and the elements are in ppm. I have understood that, the...

14 December 2020 2,201 7 View

Are women working in corporate world are at more risk due to pandemic Covid-19?

A recent report shows that working women in corporate sector are likely to quit their jobs or downshifting their careers due to challenges faced by Covid-19. It is said that may be this is due...

06 November 2020 588 19 View

According to WFP( World Food Program me) access to food is problem in many South Asian Countries . How to solve it??

This is the 21st century. We talk about going to Mars. We got satellites all over the place. But at the same time we have the people dying because they don't have enough food to eat which...

02 November 2020 9,997 4 View

Is it time to re-open schools and colleges?

It has been more than 8 months that Pandemic Covid-19 entered into our life and we are still struggling. With 5.0 unlocking, many things become normal but one thing which is yet to be back to...

01 November 2020 7,105 55 View

Is it true that happy people live longer??

A study on Biological Psychiatry found that aging is successfully linked with a choice to live happy and productive life. Any one who limits his vision to memories of yesterday is already dead -...

21 October 2020 6,503 19 View

Is on line violence against women emerging as a social evil?

Recent study shows that more than 50% women face abuse on social media - from unwanted friend request to indecent messages to peculiar marriage proposals, women face harassment on social media...

14 October 2020 1,668 18 View

Can pandemic mess with our memories?

Research says - pandemic and depression, anxiety and stress are linked and these mental health problems can lead to false memories. Also. it has been found that emotions which are mostly...

07 October 2020 4,221 26 View

What is holistic approach to Higher Education?

Having excellent faculty is one important way to bring quality change in Higher Education. Emphasizing on much needed flexibility, multi-disciplinary creativity, and critical thinking and also...

24 September 2020 4,230 45 View

Can anyone share publication of Seck HA (1971a, b)?

24 August 2020 2,575 2 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

How to model Supercritical water gasification (SCWG) process in Homer software?

Hi everyone How to model Supercritical water gasification (SCWG) process in Homer software?

25 February 2021 4,075 1 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View

Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software?

Hi every one Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software? Biogas fuel is not available in the options thanks

23 February 2021 6,518 3 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

Have anyone checked before Cyclic voltammograms of intial ITO substrate and E-teck?

As a beginner in electrochemistry, I tried to obtain cyclic voltamograms of commercial anatase powder deposited on an ITO substrate or on Eteck. After several attempts, I noticed that my cyclic...

23 February 2021 3,175 3 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

22 February 2021 6,569 3 View