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 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

Which database should I use for systematic review?

If one one wants to conduct a systematic review in the field of psychology and specifically in cognitive functioning what will be the valid database, acceptable to reputed journal?

27 July 2020 6,812 4 View

In the paper mentioned can you help me to find the finite difference of equation no 19.?

In the paper "Magnetometer-Only Attitude Determination Using Novel Two-Step Kalman Filter Approach" in equation 19 do I need to complete quaternion multiplication first and then do simple...

15 June 2020 7,522 4 View

Is it better to upload a manuscript in the pre-print repository before published in the journal? Have you ever cited any pre-print articles??

Nowadays many researchers are uploading pre-print articles with designated DOI numbers and these are not peer-reviewed. During the peer-review process, the article could undergo major changes. If...

01 June 2020 4,006 90 View

Do predatory journals affect the standard and growth of science?

If the answer is yes, how to identify such type of publication houses? As these corrupted journals misuse the open access (OA) model by demanding a huge amount of money as article processing...

20 May 2020 5,764 12 View

Which reference management software/tool is best?

I am using Zotero and Mendeley reference management tools. Is there any other software which is better than these software and available free???

19 May 2020 6,721 46 View

ANN/Deep Learning/CNN etc., are they not overhyped?

ANN/Deep Learning/CNN etc., are they not overhyped? Today under the sun they promise to deliver solution to every problem. But in practise they have limitations. Besides this they are not...

27 December 2019 3,921 6 View

What is the Time Complexity of Multiway Split, Multi-Class Decision tree?

Decision Trees are extremely fast in classification. However, they are slow in construction during learning phase. Is there any paper on complexity analysis of Multiway Split, Multi-Class Decision...

12 November 2019 8,327 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

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

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View