I want to calculate the absorption spectrum of 3 dyes malachite green, brilliant green and ethyl green through a GAUSSIAN 09 calculation ?

I want to calculate the absorption spectrum of 3 dyes malachite green, brilliant green and ethyl green through a GAUSSIAN 09 calculation but I cannot find results close to the experimental values...

19 December 2020 5,436 3 View

Serial or parallel Fluent processing ?

I am facing a problem during the simulation of a file mesh 6.7 millions , i simulated a file files smaller than it and didn't encounter this problem. I wanted to know what is the procedure? Is...

08 July 2020 911 3 View

I m working on this project, it is about using finite elements method to analysis a shaft of a centrifugal pump?

I Hit the wall, I really need any help I can get, doing analysis and calculations , and what kind of tools to use ... My Regards

27 December 2019 5,800 5 View

Taking some of the data for a paper to be published in conference proceedings?

Hello! After I collected the data for my PhD reserach, I found an intersting conference. Now, I am confused whether that is appropriate to use some of the data to interpret the conference theme,...

04 June 2018 4,867 3 View

Reaction of seismic P waves from an unsaturated medium to a saturated soil when they cross the formations concerned by the urbanism?

Velocity changes

28 November 2017 4,312 4 View

How I can measure the affinity of charge for insulation product with metal ?

affinity of charge (nC/j) insulation product ; PA-PC-ABS-HIPS and PVC

20 December 2015 8,568 1 View

What is wrong with having scientific reflection about the relationship: Science, Religion?

I asked the following question almost, two month ago (February 11, 2019): Science versus Religion? Do Science has a Religion or it is a Religion itself? It was available just one day, I have...

01 January 1970 5,377 32 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

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 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 is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View