How can we test the presence of Bacteria?

If a product is fabricated to eliminate bacteria in dress using uv lights how can we test the effectiveness of the product

08 September 2017 1,035 3 View

How to specify material properties for Eulerian-Eulerian multiphase model in fluent ?

03 April 2016 6,148 14 View

What will be vibrational frequency exerted by the road on the tyres?

I am designing a wheel chair i want to test my design using ansys workbench harmonic response.So what are the parameters i should describe, especially the frequency range for the surface...

03 April 2016 8,842 2 View

What is the viscosity of copper nano particles?

I am doing a simulation in fluent i am using eulerian -langragian model i want to provide the material properties for secondary phase which is copper nano particle

03 April 2016 2,676 2 View

How to specify volume concentration in ansys fluent 16???

I am currently doing a project on convective heat transfer in nanofluids.my geometry is a 2D circulartube. how to specify the volume concentration of base fluid and secondary fluid in multiphase...

02 March 2016 2,961 4 View

How to plot the fluid temperature and wall temperature of a fluid flowing through a pipe in ansys fluent 16??other than taking locations

laminar flow of water is considered

02 March 2016 8,387 0 View

High speed flows can be simulated with what type of solver that disregards viscosity?

High speed flows can be simulated with what type of solver that disregards viscosity?

01 February 2016 6,726 4 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

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

What do I do with DLS peaks that are from the buffer?

I'm looking at the aggregation of my protein sample using DLS. Unfortunately, my buffer (20mM HEPES) also results in a set of peaks. These are at approximately 1 and 1000 d.nm. The lowest peak...

01 March 2021 9,015 2 View

How can I represent SDS-PAGE results for machine learning analysis?

I am trying to classify and analyze the results of an SDS-PAGE based array for bacterial detection using machine learning, but I have trouble finding the best way to represent the results with...

27 February 2021 9,176 3 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

Why my agarose gel staining sometimes looks not homogenic but like gradient (see the figure)?

I am worried about this overexposure of the upper part of the gel in the picture. Is it possible that this is the result of too much concentration of ethidium bromide? Why is there such a big...

25 February 2021 8,140 3 View

EMSA troubleshooting. Protein-DNA complex not migrating, cold probe lane with multiple bands. Can anyone help?

I'm running an EMSA to show the DNA binding activity of recombinant proteins versus the Wild type. Previous assays run by my research group using a different test system show the protein-DNA...

24 February 2021 8,325 1 View

Problem with ligating 2.8 kb insert into 8.5 kb plasmid?

I am trying to clone 2 copies of the same mammalian gene into the pSF-CMV-Ub-Puro Ascl (contains HindIII, KpnI and NheI cut sites) plasmid. This is what the final product is supposed to look like...

24 February 2021 6,310 3 View

Is is possible to pole with corona poling pellets of the sample material instead of thin films?

As it is highly probable that pellets will have a higher degree of air gaps and voids than thin films, is it possible to pole the samples with corona poling nevertheless? Or is there the...

24 February 2021 1,349 1 View

Have you ever experiencing air vent trouble in fermentation process?

Dear all, My research group is currently working with a 12-litre fermenter. Somehow, if we do the fermentation for more than 20 hours, the process will be more prone to contamination. Our current...

23 February 2021 1,908 2 View