What is characteristic peak(s) in FTIR spectrum of crude plant extract?

Hello, I synthesized chitosan nanoparticles loaded with a plant extract. For confirming presence of the extract in the nanoparticles I did a FTIR analysis. Now my question is: What is...

31 December 2019 722 2 View

How to run a DNA-ligand docking in Molegro virtual docker?

Dear all, I would like to perform a DNA-Ligand docking in molegro virtual docker software. However, when the DNA imported in software it recognized as a big ligand instead of receptor. Is there...

31 December 2018 4,006 0 View

Which copper precursor if preferred for cu-nanoparticles synthesis in a green synthesis method?

Hi every one, I would like to synthesis of Cu Nanoparticles using plant extract, but in previous works different precursors have been used ( chloride and sulfate salts) , based on your experience...

09 October 2018 4,879 3 View

Which software is better for plotting of molecular dynamics stimulation results?

Dear researchers I am searching for a flexible and user friend software for plotting RMSD and RMSF curves except EXCEL. Could you suggest me a better software for my purpose. Thanks in advance for...

06 July 2018 6,818 6 View

How to interpret my HNMR spectrum? Is there any online software available to interpret the spectrum?

Hi, I have a HNMR spectrum of a sample (polymer+peptide) can anyone help me how can I interpret my HNMR spectrum

06 July 2018 3,116 0 View

Can anyone suggest me a journal in computational biology with rapid review processing?

Hi, I am looking for a journal in computational biology with rapid reviewing. Can anyone help me for this?

05 June 2018 1,117 2 View

Which in vitro analysis are available for evaluation of a potential vaccine efficacy?

Hi every one, I am working on a potential peptide based vaccine. In your opinion which in vitro analysis are available for evaluation of the vaccine efficacy. It should be mentioned that...

05 June 2018 206 6 View

How to fix this error in weka "train and test set are not compatible?

Hi every one I tried to perform a data classification in WEKA through SVM algorithm. There was no problem for train set and cross validation, but when I tried "supplied test set" this error was...

04 May 2018 942 27 View

Which HLA allele is dominant in world?

Dear All, I would like to evaluation efficacy of an antigenic peptide as a universal vaccine. For this, I want to performing a molecular docking between the peptide and Human HLA but due to high...

04 May 2018 1,895 1 View

Can anyone tell me how can I extract some number in text?

Hi, I have a text that include some number in latest line and I would like to extract this numbers to a separate file. Can anyone help me in this regard. A sample file of mu results is attached....

04 May 2018 1,800 3 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 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

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View