Why does most part of journals put artificial obstacles to publish in them?

In the last decades most part of journals put artificial obstacles to publish articles in them. Could you say some of these artificial obstacles that you have known? Thank you.

05 June 2018 5,080 100 View

Survey of religious beliefs. Do you participate?

This is a survey of five questions of simple answer about beliefs, thank you for sharing. Click this link: https://es.surveymonkey.com/r/T7X5TKT

03 April 2018 5,074 96 View

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08 September 2017 7,515 46 View

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08 September 2016 2,077 96 View

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07 August 2016 6,773 83 View

Do you believe that higher JCR impact means better science? Why?

Do you understand why a simple rule as that for objectivity it is necessary representativity? Why is it represented a language (English) only?

06 July 2016 1,823 87 View

Nonprobability sampling or identified units probabilistic sampling, which is the more appropriate for social research?

Can sociology be based on nonprobability samples exclusively? Is it necessary a frame of identified units before selection of sample? Why do reasons exist to be based on probabilisticly selected...

05 June 2016 5,749 92 View

Why do authors pay to journals' editors for publishing?

Why is the work of authors a free or a negative product for editorial purposes? The editors sale the product of authors, but do not correspond with payment with them in journals. Why do...

04 May 2016 9,457 88 View

Can the truth be measured by a majority of opinions?

Then, is the democracy unable to do moral truths?

04 May 2016 758 84 View

Why do journals' editors not pay to authors for publishing?

This is other vision which should be answered too, because if the charity is seen always in the same sense "I receive, you pay" but never "I pay, you receive", it would not be charity which is...

04 May 2016 4,707 80 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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 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