How best can Agricultural Innovation be structured to ensure adequate uptake and farmers adoption?

Technology adoption rates amongst small-scale farmers in the Global South (e.g. Africa) remain low, even when scientific evidence shows that a particular technology is beneficial.

28 December 2020 4,786 23 View

Please, is there suitable solvent to fractionate fatty esters into medium molecular weight fatty esters and high molecular weight fatty esters?

I want to separate a complex mixture of esters into medium and high molecular weight esters using solvent extraction.

11 October 2020 9,891 2 View

Can You Recommend good tutorial materials and literature on grid forming and grid following converter models?

Can anyone recommend good tutorial materials and literature on 'grid forming and grid following converter models'?. I will appreciate your recommendations and suggestions. Thanks.

02 July 2020 9,374 3 View

Orthogonal collocation on finite elements ?

Can anyone help to review a matlab codes for orthogonal collocation on finite element as the solution i'm getting does not seem to be unique and not the required

08 June 2020 1,584 3 View

Is there any open source software available to model the microstructure of cementitious composites?

I will like to model the microstructure of concrete/mortar, is there any software to model the resulting products? Thanks

20 January 2019 1,099 2 View

What is the best way to coat PVA fibers with oil agent?

PVA fibers are modified with oiling agents to reduce bonding between the fiber and the cementitious matrix. What is the best type of oiling agent and method of application is most...

05 December 2018 2,055 1 View

How to get percentage contribution of factors in design expert?

I'm using design expert software for the design of the influence of different factors in my experiment. However, I couldn't get any section that shows the percentage contribution of each factor on...

29 November 2018 6,125 3 View

What are the emerging supplementary cementatious materials that can be used to replace cement?

The use of supplementary cementitious materials (SCMs) is increasing rapidly as they can be used to partially or totally replace OPC in concrete. The most common types of SCMs are fly ash, slag,...

25 November 2018 9,400 12 View

Why is high volume slag associated with high shrinkage in cementitious composites?

I will like to know why there is always high shrinkage when slag is used at larger percentage replacement of cement. The reasons in terms of its chemical reactions with OPC and the physical and...

22 November 2018 9,609 3 View

Can you suggest a PhD research topic in Renewable/Sustainable energy?

Fellow Researcher can you please suggest a relevant PhD research topic in Renewable/Sustainable energy Systems? I'll appreciate if you can help me identify a clear problem and an incline to the...

21 November 2018 8,162 17 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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 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

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 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 the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View