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 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

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 can I calculate the outlet concentration of a tracer injected from inlet using dpm particle tracking in Fluent?

Currently I am using dpm particle tracking in Fluent to trace some particle .After the completion of the simulation, how can I obtain the concentration versus time curve at the outlet?

28 August 2020 9,962 3 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

How to find properties of a network plot?

Hi, I constructed a network with igraph showing the connections between bacterial groups in three different systems (suppose A, B and C). Each node represented an OTU/ASV and edge represented...

21 June 2020 7,637 1 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How does the injection volume impact LLOQ and ULOQ in regression analysis (LC-MSMS)?

Hello, I have run into an issue that has sparkled a debate at work: is the LLOQ/ULOQ impacted by injection volume under the following circumstances: 1) Same dilution factor of all samples 2)...

23 February 2021 9,159 3 View

How to overcome convergence issues in concrete arch models?

Hi, I have modelled a three-span arch bridge with soil fill over along with pedestals. The FE modelling is done in LUSAS with HX8M solid elements (i.e. 3D solid modelling). The non-linearity is...

20 February 2021 1,346 2 View

How to estimate/know plant virus concentration to make a standard curve in ELISA after serial dilution?

Hello, I am trying to know tomato virus titer/concentration in samples and I will perform serial dilution of the positive control. I wanted to ask How to estimate/know plant virus concentration to...

13 February 2021 6,534 4 View

XRPD Quantification - Building a calibration curve of drug excipient?

I am aiming to utilise XRPD to quantify a drug excipient within a drug product and have been having a little trouble building the calibration curve to allow for this quantification up until this...

10 February 2021 6,145 3 View

What constraint can be used for rigid steel saddles and conrete beam under four point loading in ABAQUS?

Nodes are missing intersection with their respective master surface or outside the adjust zone, when using tie constraint.

01 February 2021 3,591 6 View

What stress-strain graphs do I put in a smeared concrete and steel reinforcement element in finite element analysis?

My SOLID65 element is reinforced concrete but what modulus of elasticity and material properties do I put? For nonlinear analysis

26 January 2021 1,704 3 View

What is a good software for non-linear curve fitting rather than Excel and Lab Fit?

I am looking for good software for curve fitting. My curve equation is non-linear. I used Lab Fit and Excel software but could not find the curve equation with good accuracy. What software do you...

20 January 2021 5,554 13 View