How reliable is assessment in online environments? What measures are taken at your institution to guard against cheating?

The issue of reliability in online education has to be seriously addressed to ensure the identity of exam-takers and that the answers they provide are the result of their own work.

21 May 2020 720 3 View

Do you think peer assessment is valuable to the assessment process, or learner progress?

Peer assessment helps students to be more objective about their own learning and it can assist learning, it is argued. Its worth to student evaluation would perhaps be questionable too.

23 April 2020 3,745 3 View

Under COVID-19 conditions, what is being done at your locality to help underprivileged school children make the most of distance online learning?

Adverse consequences to school closures due to the pandemic are known to everyone. Those underprivileged learners with limited parental assistance and/or fewer opportunities to access technology...

11 April 2020 3,582 17 View

How to find an equivalent ciruit (RLC) for a parch antenna?

Hi, I'm looking for a patch to simulate an antenna, ie, find its equivalent electrical circuit (RLC), so can anyone explain the process to me? Thank you

27 March 2020 2,749 4 View

What would be standard formula/equation to derive post-test mean & standard deviation values from the established study for meta-analysis?

Since in some studies, authors only report the mean difference and mean difference standard deviation. Kindly, help me out to get the absolute mean and SD of post-test measures. Thanks

22 March 2020 5,358 7 View

How do you go about helping first-time researchers identify an interesting and practicable research focus?

Postgraduate students are often at loss searching for answers to the question of 'what is a suitable focus for my dissertation? Lately, I found that inexperienced staff members also go through...

11 December 2019 8,549 3 View

Why cell proliferation increased after change amino acid by SDM?

Dear Scientists, I am working with a gene of interest in colorectal cancer, which has no role in cell proliferation. In addition, by knockdown this gene, the FAK and SRC protein expression are...

09 October 2019 6,257 3 View

I did emulsion polymerization using 2-carboxyethyl acrylate as co monomer. When I increased the amount of CEA, particle size increases. Any idea?

I did emulsion polymerization using 2-carboxyethyl acrylate as co monomer. When I increased the amount of CEA, particle size increases. I found out that at higher CEA content, particle size is...

03 July 2019 4,764 4 View

What journals can be recommended for novice authors in EFL teacher education research?

Novice authors wishing to publish in an international journal are often lost for choice when deciding where to send the first draft.

16 February 2019 9,970 3 View

Does anybody know a company specialized in platinum machining?

Good day! Does anybody know a company providing on-demand platinum machining service? Thank you in advance for your help! Kind regards, Reda

14 February 2019 9,275 3 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

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 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

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View