Total tests displayed by https://www.worldometers.info/coronavirus/#countries include rapid tests also or are solely RT-PCR Tests?

COVID-19 CORONAVIRUS PANDEMIC (https://www.worldometers.info/coronavirus/#countries) displays the total tests conducted countrywise everyday. Is this number based solely on RT-PCR tests or it...

30 October 2020 2,248 3 View

Hello everyone, good day! In the process of deproteinization of samples to obtain chitin, can I make use of a phenol as a deproteinizing agent?

I would like to know what other reagents can be used to obtain chitin by deproteinizing a sample. Commonly found on articles is the employment of NaOH concentrations as well as KOH. I would like...

16 October 2020 537 6 View

How can I simulate a droplet motion on a digital microfluidic chip using COMSOL Multiphysics??

Hi, I'm trying to simulate a DMF (digital microfluidic) chip in COMSOL Multiphysics 5.5. I used a 2D model and selected two phase flow, level set and electrostatic modules to simulate a droplet on...

26 September 2020 1,392 6 View

How can variables be clustered in few dimensions?

30 participants have given 50 adjectives (maximum 3 adjectives from each participants) for a phenomena. Now I want to to club/cluster these 50 different adjectives in fewer (say 8-10) adjectives....

24 September 2020 9,889 5 View

How to recycle Sodium Iodide?

Hi, I am using sodium iodide to separate density carbon fractions of my samples. I want to recyle it for further uses. While searching I only get the process to recycle sodium polytungstate (at...

20 September 2020 9,556 2 View

Statistical Analysis test?

Dear researchers, How to know which and how many statistical test to apply for the collected data while doing research as we have lots of parametric and non parametric test available especially...

09 September 2020 688 3 View

SPSS extension plugin?

Dear researchers, I have downloaded BreuschPaganAndKoenkerTest.sps file and wanted to add it in the Analyze/Regression tool of SPSS version 23 but when i go through the utillities/install local...

31 August 2020 4,603 8 View

Can excess doping in a p-type semiconductor produce enough internal electric field exhibit Franz-Keldysh effect leading to band tailing?

Can excess doping produce enough internal electric field in a p-type semiconductor to exhibit Franz-Keldysh effect leading to band tailing? What could be the nature of such internal electric...

30 August 2020 8,103 2 View

About Programming Language?

Which programming language is best for Hydrological modeling (e.g. climate change impacts studies)?

23 August 2020 5,208 17 View

What is the mechanism of Burstein - Moss blue shift in heavily doped p-type INDIRECT BAND semiconductor?

What is the mechanism of Burstein - Moss blue shift in heavily doped p-type INDIRECT BAND semiconductor? Initially in p - type semiconductor, the Fermi level is closer to valence band. Due to...

20 August 2020 289 4 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

No title

Hi, I have several doubts about one paper (Systematic Literature Review) that was rejected. The main topic is Single-Board Computers in engineering education during the period 2010-2020. The...

01 March 2021 9,015 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

Which software is better to write systematic review paper?

We have seen some authors use some software to write review paper. As obvious, the study of all published papers concerning our studying field is not possible and these software can help us to...

27 February 2021 6,296 1 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View