I have a balanced panel data of 12 countries and nine indicators. which methodology would give better results and what is the rationale of using it?

I have a balanced panel data of 12 countries (5 countries are developing and rest are advanced economies) and nine indicators. which methodology would give better results and what is the rationale...

03 September 2020 5,417 2 View

Other than the analytical scoring, what is the best way to make the scoring of EFL students' writing performance more objective?

I am working on a study in which I need to adequately evaluate my EFL students' writing performance.

10 December 2018 2,769 49 View

How do I find the ''dopant percentage (at.%)'' during the manufacturing of doped ZnO nanoparticles by sol-Gel Process??

I want developed Ag-doped-ZnO nanoparticles by sol-gel process with different at% (0.1,0.2,0.3) of dopant material so, how can I find this at% of dopant material ?? Thank You.... Regards.

01 December 2018 7,263 3 View

What should be the control variable?

12 November 2018 8,319 2 View

What are the potential health risks due to massive distributed antenna systems in our Neighborhoods? any tips for protection ?

A huge number of antennas (transmitters and recievers devices) systems popping up over the bulding in our neighborhoods, for the internet and communication services. what is the possible risk of...

27 September 2018 7,196 9 View

What precautions should be used when pouring concrete in hot weather ?

Placing Concrete in Hot Weather Caution needs to be applied when placing concrete in hot weather what are they?

07 July 2018 9,165 13 View

What do you suggest of the following to increase the punching shear of a RC slab with the reason?

1_ increasing the slab thickness 2- using drop panel 3- using shear reinforcement 4- increasing the concrete compressive strength:

07 July 2018 5,327 10 View

Do you have training courses to make models for my thesis on climate change and food security in Senegal?

Currently I am a student in Master II at the Faculty of Economics and Management of the University Cheikh Anta Diop Dakar.I finish this higher level with a dissertation whose theme is "the impacts...

01 June 2018 8,422 4 View

What is the best method to extract RNA (including miRNA) from plasma if it is needed for NGS RNA sequencing?

Dear all, Few years ago, I used miRCURY Biofluids from Exiqon for extracting RNA from plasma for detecting miRNA by qPCR. However, this product is currently discontinued since Exiqon is now...

23 May 2018 6,880 4 View

Can you freeze whole blood, and then subsequently isolate PBMCs?

Hi, we are working in a very resource limited setting where the lab resources on site are very basic. We are doing serial blood sampling for drug concentrations, which includes overnight samples....

08 May 2018 746 11 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

Can anyone help me with the administration of the "Mind the Gap" Scale for satisfaction with transition to adult care?

We are working on a study focused on adolescents' transition to adult care and are looking for a validated measure for satisfaction with the transition. So far the only measure that we have came...

28 February 2021 2,338 1 View

Your thoughts on the spherical densiometer to estimate relative species canopy cover?

Hi biologists and biogeomorphologists, I want to characterize vegetation plots on a transect that follows a successionnal gradient from a river bed to a mature forest. Ecologically, I am...

26 February 2021 5,720 2 View

What kind of institutional environment do entrepreneurs need to achieve happiness?

Entrepreneurs are stressful, and happiness is a scarce resource. Happiness is crucial to business development.In addition to the work characteristics, individual characteristics have an effect on...

25 February 2021 876 2 View

Which are the journals for free paper publication?

A bunch of flower for everybody. I would like to ask about the list of journals which we can publish our paper for free. Thanks in advance. Sincerely Walid

25 February 2021 9,790 3 View

Hello, does any one know a free medical text dataset?

a free multi label clinical text dataset , containing text as entry and several labels as classes. Best regards

22 February 2021 5,988 2 View

Any interests in participating to an experiment in space?

Hello, The UN Office of Outer Space Affairs has a program called access to space for all that enables institutions to have hands on expertise related to access to space. There are three elements...

22 February 2021 7,980 3 View

Can anyone recommend which is the best free questionnaire software please?

Hello, I am looking to send out links to an online survey. My previous research project used a paid for survey software. I am now looking for something that's free but straight forward to...

19 February 2021 5,641 3 View

How much costs direct reduction of nitrogen on farmland in terms of lower crop yield?

Dear research fellows, I wonder if someone knows how much direct reduction of nitrogen on farmland costs in terms of lower crop yield expressed as EUR/kg nitrogen (or similar)? I understand that...

15 February 2021 1,323 3 View

What is the best free corpus software for counting words?

It is a pragmatic study of tweets for some political leaders and I need to count the words are phrases used by each of them. Thanks.

15 February 2021 5,897 3 View