Mental health of COVID-19 Patients?

We want to conduct a study on the mental health and psychological problems in COVID-19 patients and would measure it in terms of Anxiety by Beck Anxiety Inventory, Depression by Patient Health...

02 February 2021 6,401 6 View

How to plot 3D plot for Measured value of antenna?

Hello everyone, I am trying to plot a 3D pattern from measured data of antenna in the MATLAB, for this, I have many files for one GHz frequency at different theta(e.g theta 90,80,70, etc). My...

31 January 2021 8,458 2 View

How to find the target displacement to use in displacement control pushover analysis according to ASCE 41-17?

I am performing pushover analysis in Etabs of a steel braced frame but oI do not know what value should I use for target displacement. The height of the building is 20m. I want to know what value...

29 January 2021 2,190 2 View

Is there any establish scale to measure a variable i.e. Digital Entrepreneurship?

I along with my group are working on a research paper for which we are unable to identify existing scales to quantify Digital Entrepreneurship in the light of the usage of digital platforms. If...

16 October 2020 4,155 2 View

This is simple dipole antenna which resonant at 1 GHz now i want to make it wide band for 1 GHz to 7 GHz what should i do?

Hello everyone this antenna is simple dipole antenna which resonant at 1 Ghz and its shap is near to isotropic now i want to make this antenna wideband for 1 Ghz to 7 Ghz i try different...

23 July 2019 8,514 4 View

What causes voltage spikes across diodes in series resonant converter while using center-tap rectifier?

In case of, center-tapped rectifier in series resonant converter we have spikes across the diodes. While in case of, Full-bridge rectifier we don't have any voltage spikes. Why? What is the main...

04 July 2019 1,536 3 View

With due respect, kindly let me know how to publish an article, research paper or full dissertation free of cost and in very short period of time?

With due respect, kindly let me know how to publish an article, research paper or full dissertation free of cost and in very short period of time? Kindly guide in details. Regards

12 September 2018 4,277 4 View

Can nanoparticles have two opposite effects?

I have synthesized iron oxide nanoparticles and evaluated their antibacterial and anticancer activity. The results which I got were opposite for both these experiments. Iron oxide nanoparticles...

20 April 2018 1,860 4 View

Can there be a difference in the activities of nanoparticles in liquid and solid media?

Is it possible that nanoparticles can have varied antifungal properties in liquid and solid media? Is the interaction more in the liquid media and hence the greater activity?

06 March 2018 4,750 5 View

What to do when sequencing results do not properly matching with any organism in ncbi ?

I did the PCR of the isolated DNA from actinomycetes and later i carried out the sequencing of the isolated actinomycetes. I did the BLAST analysis later but it's matching with different...

04 February 2018 7,751 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

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

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

Why does two different bioinformatics tools for the same proteins show different subcellular localizations?

During a computational analysis, I found that for a protein of a plant, two different subcellular localizations are seen using CELLO and WoLF PSORT. For example, in CELLO, it identified the...

01 March 2021 6,729 2 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View