How to polish the samples which are very prone to oxidation for metallography?

I am trying to polish the rare earth based sample for SEM analysis. But the sample is getting oxidized immediately . Can anyone suggest a way to polish these kind of samples?

27 January 2021 4,699 2 View

How do we solve optimization problems involving a maxima or minima in the objective function ?

I am trying to solve a multi-objective optimization problem using the Pyomo library in Python. The objective function includes operational optimization of an electrolyzer for hydrogen production...

11 January 2021 8,018 3 View

Micro CT of fiber reinforced composite - phase identification?

Hi, I have a fiber reinforced polymer matrix composite and I am analyzing it by micro CT but I am unable to reconstruct the fiber phase of the composite. how can I find a solution for this?...

07 January 2021 5,680 1 View

Is calcination necessary for synthesis of Pd deposited CeO2 nanomaterials?

I want to synthesize Pd deposited CeO2 mixed metal oxide composites

03 December 2020 3,195 6 View

Any researchers working on Mucuna pruriens with respect to tissue culture?

15 November 2020 8,675 1 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

Why my absorbance values are in negative for antioxidant assay by dpph method ?

plant extract stock is 10 mg/mL from which I pipetted 20, 40, 60, 80, 100, 200 uL and made up to 3 mL using methanol then i added 1 ml of 0.004% dpph solution (dissolved in methanol) incubated in...

02 September 2020 1,218 2 View

Is 5ug/ml puomycin works for Huh7 cell lines?

I am trying to make KO in Huh7 cell line but after transduction even at 5ug/ml concentration Huh7-Ctrl cell haven't died. Could someone please recommend me the working concentration of Puromycin...

17 August 2020 5,427 2 View

How can I find the relation of cancer stem cells and tumor microenvironment?

in Gastric cancer both cancer stem cells and tumor microenvironment prevents the action of therapeutics and drugs. a. How can I find a co-relation between them? b. How can i evaluate their role...

06 May 2020 6,428 7 View

What should be the best Performance Metrics for SVR Model ?

I am getting the following results for my SVR Model using Python's Sci-kit library : SVR RESULTS - C AND GAMMA PARAMETERS OPTIMIZED BY GRID SEARCH RMSE = 0.17050234208788798 MSE =...

08 February 2020 6,017 2 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

No title

02 March 2021 3,060 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View