SEM analysis of CaCO3 is good but EDX gives way different result than reported?

Hi I want to ask that i have a sample CaCO3 and when i analyze it using SEM i got result but using EDX Oxygen is about 50% which is very HIGH AS COMPARED TO LITERATURE AND CALCIUM % is low what...

09 October 2017 3,276 4 View

Anyone working on Thermochemical heat storage by metallic oxides?

'if anyone has worked on modeling of Thermochemical heat storage by metallic oxides, please contact. i need help for modeling reaction kinetics of a reversible redox reaction. Its urgent. Thanks...

07 August 2017 2,023 0 View

How should one select between fixed and fluidilized bed reactor ?

04 May 2017 5,125 9 View

Sir I want to pelletized calcium oxide powder for my research I need a binder which would be stable at 1000C thanx ?

inert binder which would stable at 1000 C

03 April 2017 8,211 4 View

How can I calculate the weight of sorbent by using flow rate of gas and adsorption capacit of sorbent?

01 February 2017 5,944 4 View

Is there any review paper available on the sorbent used to remove SOx NOx ?

07 August 2016 4,379 0 View

Which equation should I follow for Chlorophyll a determination of algae?

Chlorophyll determination by using spectrophotometer.

03 April 2014 4,533 1 View

How to isolate bacillus fusiforms from soil?

Need this bacteria from soil. Which method can be used as dilution? Have there been any confirmatory tests done out there?

31 December 2013 6,137 2 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 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

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

Concrete compressive strength databases?

I am looking for datasets similar to this one: http://archive.ics.uci.edu/ml/datasets/Concrete+Compressive+Strength I am looking for concretes with different types of aggregates (Recycled,...

27 February 2021 6,801 3 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 do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View