How to prepare an algal sample for FT-IR spectroscopy?

Can we measure the bulk composition of biomolecules present within an algal sample directly by placing its powdered form on a FT-IR spectroscopy stage? Or does it require a particular kind of...

30 January 2021 2,303 4 View

How can I compute the distribution of dipole moment as a function of the angles between the dipole vector and solid surface through Lammps command?

I want to plot the distribution curve of dipole moment as a function of angles between dipole vector and solid surface in the presence of external electric field. My system is consisting a...

17 January 2021 1,508 4 View

How to make different assay components (like salt, buffer, glycerol etc) while working with RNA substrates?

Basically, I wanted to ask if we should prepare these components in RNAse free water and use directly or should we prepare them first and then autoclave them ? If we autoclave, wont it chnage the...

04 December 2020 4,588 2 View

How to dissolve PVDF in DMAc solvent?

I need to dissolve 1.5gm of PVDF tablets (from Sigma ALdrich) in 25gm of n-n DiMethyl Acetamide (DMAc) solvent. I have stirred the solution for 2 hours using magnetic stirrer and it did not seem...

02 December 2020 1,777 3 View

Why Mrbayes does not produce .con output file?

Hi, I am using mrbayes to generate phylogenetic trees. I am using command line version of software using the command "mb file.bay". In the output, i get .t, .p and .ckp file but do not get a .con...

16 November 2020 3,339 1 View

Hello to all the eminent researchers. I need an insight of how to analyze the performance of PEM cell using machine learning?

I have a PEM cell dataset, and I want to plot the degradation curve or polarization curve using machine learning algorithms. How can I approach in this regard. I have to design an algorithm to do...

18 October 2020 7,909 2 View

Has chemistry Nobel Prize really become the biology prize ??

07 October 2020 8,119 6 View

How can I confirm that a gene is downregulated in cancer cells through PCR?

A particular gene (gene A) is reported to be downregulated in cancer cells as compared to the normal cells. How can you prove this with the help of PCR?

27 September 2020 5,292 4 View

Can anyone please enlighten me, that what are free in silico toxicity prediction software/s available for academic purpose ?

Free toxicity prediction software based on genetic algorithm and deep learning of some training dataset #toxicity #Freesoftware #insilico #Deeplearning

30 August 2020 7,950 4 View

How to add new mixture template in species transport model in Ansys Fluent?

I am looking for a new mixture template which is not in the data base of Ansys Fluent species transport model. How could I add new template?

25 August 2020 6,340 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

Discrete Phase model (DPM) particle break-up has particle size limits during particle tracking?

Hello, I am currently working on simulating water droplet partciles in a closed room. When I use uniform particles, without "particle break-up", I can carry out the simulation without any problem....

02 March 2021 3,053 2 View

How to show arrows over the streamlines in CFD-post?

I follow this to make streamlines like the photos attached below: (software- CFD post-processing) First I plot the 2D streamline over a surface "streamline 1". them I plot a vector by the...

01 March 2021 8,668 3 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Can Virtual Servers (remote dekstop manager) run heavy ANSYS Fluent CFD simulation ?

I have a virtual machine. My host Pc specs are not that good thats why i went for virtual servers. so basically my host pc has 8gb of ram with nvidia quadro k2200 4Gb DDR5 GPU ,processor intel...

01 March 2021 8,415 1 View

How to increase mesh quality of a cfd model in ansys fluent?

How can one improve mesh skewness, orthogonality, aspect ratio?

28 February 2021 7,730 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 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

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

Zno nano particles colour changed from white to grey in process of calcination any suggestions?

In the formation of Zno nano particles process, after drying at 120 degree C, my zno nano particles are completely white but when i calcine it for 450 degree C it converts into grey colour. i...

26 February 2021 2,435 4 View