What is the best lubricant and dispersant for SiC abrasive particles ?

I am examining laboratory cases about ZnO Based ceramic Lapping with SiC,Al2O3,CeO2 and SiO2 abrasive particles. but i have no experience about modifying SiC slurry lapping. Also,i use of double...

13 December 2020 4,327 4 View

Which type of resistor is used for high frequency applications?

This project is related to transient states. I want to study the behaviour of a circuit (like a current source) by suddenly increasing the resistance from one value (5 ohms) to another (10...

07 September 2020 6,665 28 View

How to find equivalent static loading of dynamic events in Abaqus?

To find equivalent static loading of dynamic events, displacement vector of the dynamic analysis could be used as attached picture. To use this method in Abaqus, how we could export the...

15 August 2020 8,287 5 View

How to reduce extruder vibration?

I'm trying to reduce a 3d printer extruder vibration. When the extruder starts to move, vibrates that decrease printing quality. How can I reduce the vibration? I need a procedure to solve the...

05 August 2020 4,296 2 View

Is my understaning of feature extraction process is right??

I'm working on an activity recognition project using smartphone sensors data and I want to implement feature extraction phase. Assume the frequency of data collection is 20Hz and the sliding...

01 June 2020 8,580 9 View

Is it possible to damage the solar panel by injecting Impulse voltage?

09 April 2020 4,525 2 View

How to use of deep network designer toolbox in matlab software for training a model ?

I have an input data set as a 5x100 matrix. 5 indicates the number of variables and 100 indicates the number of samples. I also have an target data set as a 1x100 matrix, which is continuous...

09 April 2020 7,103 4 View

Which environmental characteristics affect wind behavior? or Which environmental specifications can be used to estimate wind speed?

I think factors such as height above ground level, surface roughness, temperature, solar radiation, humidity, pressure, and the slope of the earth can be influential.Which factors have the most...

05 April 2020 9,159 6 View

Which software is best for estimating of pipeline corrosion rate?

I want to calculate Steel pipeline corrosion rate in different conditions, so Which software is best for estimating of pipeline corrosion rate?

03 March 2020 1,779 4 View

Can anyone help me with fe3o4 potential and partial charges?

i want to perform molecular dynamics (MD) simulations on fe3o4.i looked thorough literature but did not find something useful.can anyone help me with its potential and partial charges?

07 December 2019 6,583 2 View

What is the status of bread making and more bakery foods with the use of insect flour/powder?

Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...

03 March 2021 6,223 5 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

How to search for crystal structure for material with atomic position labelled?

I am using the crystallographic open database and materials project to search for cif file but the exact structure is not mentioned or how can I deduce that the given structure and atomic position...

23 February 2021 6,723 2 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

How to reduce static electricity of powder after lyophilization?

I am working on synthesizing and then purifying peptides using the SPPS system. After purification of the peptide, the peptide powder is obtained using a freeze dryer. When measuring the powder,...

22 February 2021 10,099 5 View

How to build fluid structure interaction simulation for elastic ring squeeze film damper in COMSOL?

How to build fluid structure interaction simulation for elastic ring squeeze film damper in COMSOL?

22 February 2021 5,408 1 View

What kind of steel moulds are used for hot pressing metal powders?

My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...

22 February 2021 2,965 4 View