Could the "incoming radiation (net radiation)" values be negative?

Could the "incoming solar radiation" values be negative? What is the difference between "global solar radiation" and "incoming solar radiation"? Which one might be measured negative values?

21 February 2021 7,726 9 View

What websites do you use to introduce and share your papers?

I want more researchers to see my works. What websites like research gate, linked in, publon or Google scholar do you know?

20 January 2021 9,225 15 View

How should we report scientific misconduct and unethical cases in published articles?

We found some scientific misconduct in published articles.

03 January 2021 719 5 View

When does a new number of a journal (the issue of December) publish?

We have an accepted paper in a journal. the journal publishes once each four months. Now, we are in 2021, and the issue of December 2020 has not been published yet. Have you experienced a similar...

01 January 2021 5,901 5 View

I am trying model a pin connection in Abaqus, Can any one introduce a good reference?

I would like to model a real pin connection considering the "interaction" between pin and plate bodies. Drawing their base configuration in Autocad and then importing them as a sketch in Abaqus...

30 December 2020 2,268 1 View

What can I do if my paper be rejected after acceptance!?

almost 10 days ago, we received an email indicating that our manuscript is accepted by the journal and wanted us to send the original file (from the editorial assistant). Now, after 10 days we...

16 December 2020 7,046 20 View

Where I can find DermIS and DermQuest datasets for skin cancer (Melanoma)?

actually I searched the related web sites, but the quantity of samples are maximum 20 or 30 pictures, but I saw in articles that there are datasets from theses 2 sources with enough number of...

07 December 2020 8,145 1 View

Could you introduce me a software to edit the plots/figures/graphs resulted from the softwares like MATLAB, R and Python?

If I want to edit the graphs (aesthetic aspect) what software/website is your suggestion?

16 November 2020 8,208 6 View

What is the greatest journal finder/suggester?

I know there are some exclusive journal suggesters like Wiley Journal Finder (https://journalfinder.wiley.com/search?type=match) and Springer Journal Suggester. But, I am looking for a much more...

16 November 2020 7,325 4 View

How will the face of education be changed in post COVID-19 era?

Dear colleagues, Globally over 1.2 billion children are out of school due to COVID-19 (World Economic Forum). COVID-19 has dramatically changed the face of education worldwide. This change in...

06 May 2020 9,845 13 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

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View