Are machine learning (deep learning) and AI threats to the job security and employment opportunity of technical staff and even senior executives?

The most common example is the GOOGLE lens application. The experience and decision making ability acquired by the human beings is limited as compared to the BIG DATA that an intelligent machine...

31 May 2020 2,517 3 View

How to correct invalid atom type error in gromacs?

27 April 2020 1,318 3 View

How to fix lincs warning in free energy calculation?

Dear Researcher I am having trouble during free energy calculation in gromacs as below:- I ran an MD simulation for 3ns and from the last coordinates started a free energy calculation for 3ns. My...

24 March 2020 5,311 9 View

When values given in Median and IQR, is it possible to convert them into Mean with std dev?

I am doing a meta-analysis on GDM, I have values for Parity and Gravida in the median with IQR where the N is known. I want to convert them in mean with std dev.

29 February 2020 8,809 2 View

Finding odds ratio for risk factors in Meta analysis?

When planning to determine odds ratio in a meta-analysis is it necessary to select studies with cases and controls and later compare each other. or there are other ways to determine the odds ratio?

26 February 2020 8,358 3 View

I want to calculate Odds Ratio for meta analysis?

I have twelve articles for my MA for Gestational diabetes Mellitus. I want to calculate OR for Age>25, BMI>25,Multiparity >2 ,Primigravida. The problem is for all the risk factors(age,...

23 February 2020 9,313 5 View

How to fix Residue mapping error for an amino acid in gromacs?

Dear Gromacs users I want to do MD simulation for my protein but when I run pdb2gmx command I am facing this error:- WARNING: WARNING: Residue 197 named PRO of a molecule in the input file was...

12 November 2019 5,425 3 View

Why editconf removes ligand during box formation in gromacs?

Hi Gromacs users I am trying to set a protein-ligand system in gromacs for MD simulation. I took topology and gro file from an external source. Now I combine the gro file of ligand and protein...

09 November 2019 2,785 8 View

How to use Ponceau for dot blot?

01 November 2019 1,193 3 View

Can we use infrared-transmitting materials like silicon to dissipate heat energy from exhaust gases through radiation?

Can we use infrared-transmitting materials like silicon (on upward-facing hemisphere of exhaust pipes) to dissipate heat energy from exhaust gases discharged from Generators, vehicles etc,...

19 August 2019 3,306 10 View

Adherance of Polyaniline coating over stainless steel?

Is the electropolymerisation of polyaniline coating over stainless steel (SS) via Cyclic voltammetry technique is really adherant? Else how to improve the adhesion of the coating, whether any...

01 March 2021 8,220 2 View

What is the indication of the absence of peaks in Methanol electrooxidation CV curves ?

I have several question regarding the MOR; hope anyone help me better understand. 1- in CV using (KOH+MEOH) what is the indication of absence of the redox peaks? shouldn't they exist as a sign...

28 February 2021 4,851 8 View

How to find the capacitive response frequency from the impedance plot?

I have done electrochemical impedance by using cyclic voltammetry for one organic material. from that, I plotted bode diagram. but actually, I am very confused about how to find the capacitive...

18 February 2021 3,023 3 View

Can any one explain why the ethyl ester Biodiesel (FAEE) has higher than that of the metyl ester FAME- both of them are derived from the same oil?

Biodiesels derived from waste vegetable oil transesterification with Ethanol (FAEE) show higher peroxide values than those derived by transesterification with methanol (FAME) prepared under the...

13 February 2021 193 6 View

Can tannins that are dissolved in water interact with silicone oil?

Hello everyone, Does anybody know if phenolic plant extracts such as tannins dissolved in water can interact with silicone oil? (although silicone oil and water are immiscible).

03 February 2021 5,656 2 View

Where to buy optically clear, low viscosity, refractive index 1.5-1.4 Silicone Oil ?

For research purposes, it is required to have optically clear, low viscosity silicone oil with a refractive index of 1.5-1.4. It is going to be used in optoelectronic research. Online purchase is...

01 February 2021 9,160 3 View

How can I check the chemical composition of an essential oil using HPLC analysis?

Injected an oil having a concentration of 832mg/ml and found a flat top peak and was not able to quantify. How to resolve this problem?

20 January 2021 8,461 3 View

Ideal samples packaging for edible oils?

Hello everyone, I have maybe a stupid question regarding the right packaging to use when comes to send some oil samples in external labs. Do you have any advice about that? Is there a risk that...

18 January 2021 7,826 4 View

How to simulate cyclic voltammetry in Comsol Multiphysics?

Hi! Does anybody know how to Programm a cyclic voltammetry Simulation at Comsol multiphysics for a disk-shaped macroelectrode (2D)? Thank you!

12 January 2021 10,012 3 View

Same sample, significantly different trace for DMF vs. THF for cyclic voltammetry?

Dear reader, I've been having trouble with my cyclic voltammetry recently, but I then had a break through and managed to get apparently "clean" results using dry, deoxygenated THF and/or DMF,...

06 January 2021 4,312 3 View