Which Type of Biomass Source Will be Environmentally and Economically Superior in the Future?

Hello Dear Researchers, Given the potentials, and environmental and economic issues in the field of renewable energy, which type of biomass source will be environmentally and economically...

06 April 2020 162 2 View

Which Will be the Best Energy Source in the Future; Biofuel, Solar, Wind or Water?

Hello Dears, The future of all industries and life on Earth depends on the future of the energy industry. In this regard, choosing the best energy source and optimally investing in it is very...

10 March 2020 7,447 51 View

What are the effects and advantages of adding "Several Independent Variables" into the Technology Acceptance Model?

Hello Dears, Suppose that you're developing a technology acceptance model (TAM) in a case. Could you tell me about the effects and advantages of including "Several Independent Variables" into the...

19 January 2020 8,185 5 View

Could you suggest me a comprehensive reference (book, paper and so on) explaining all steps of the Confirmatory Factor Analysis in the SmartPLS?

Hello Dear Researchers, Actually, I need to find a free and comprehensive reference, in order to learn all steps of the Confirmatory Factor Analysis theoretically, practically and exactly in...

27 March 2019 4,566 4 View

What is the best alternative for ANOVA method?

ANOVA is a useful quantitative method for analyzing the variances when there are lots of groups and variables. But, could you suggest me a novel and better method in this way?

30 December 2018 7,959 7 View

Is there any report of two pairs of adanal setae (paraanal) in Holostaspella genus (Macrochelidae)?

Is there any report of two pairs of adanal setae (paraanal) in Holostaspella genus (Macrochelidae)?

12 October 2016 9,047 9 View

Is a noncovalent interaction a type of weak interaction?

I calculate with software of gaussian reason weak interactions.

21 April 2012 3,655 3 View

Energy Management Issues

Hello Researchers, Energy is one of the most influential sectors in recent years. So, optimal management of this sector will be of great importance. In your opinion, what will be the energy...

01 January 1970 3,451 20 View

What is your suggested solution, when the correlation matrix is not positive definite?

Hello Dears; There are about 70 items and 30 cases in my research study in order to use in Factor Analysis in SPSS. There is an error: correlation matrix is not positive definite. What can I do...

01 January 1970 2,347 18 View

What are ways to prevent the formation of wax and asphaltene precipitation in crude oil storage tanks?

Can these methods be used at any pressure from the tanks?

01 January 1970 9,367 4 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'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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View