How long does it take for Nasopharyngeal COVID19 swab results to appear ?

How long does it take for the results of nasopharyngeal swab PCR for COVID19 to appear ? I mean after how many hours from taking the sample by the lab not after catching infection. And does it...

06 May 2020 3,411 4 View

Is there a solar cell based on photonic crystal simulator?

Dear doctors, I want to ask about a simulator that can deal with solar cell based on photonic crystal? another question is what is the ordinary simulators exist for solar...

07 December 2019 9,497 5 View

Are the molecular biology reagents of HiMedia ( kits,pcr and electrophoresis products) as good as products of NEB, Sigma and Invitrogen?

HiMedia seems to be cheaper than the rest.Anybody who has used it for molecular biology experiments, how is the quality?

26 September 2019 7,010 3 View

Is there a method can compete Runge Kutta method?

Yes, there is a new method which is called Piecewise Analytic Method (PAM). It does more than Runge-Kutta. 1. PAM gives a general analytic formula that can be used in differentiation and...

10 April 2019 3,026 42 View

How to measure intensity of input or output port port using RSOFT?

21 August 2017 6,029 2 View

Can any body kindly share questionnaire on "Productivity of employees". ?

11 November 2016 9,427 6 View

Von Mises Stress Equation to calculate Stress Triaxiality in Abaqus?

Hallo, i want to know How abaqus calculates Von Mises stress at integration points. When i use Von Mises Stress equation or Equivalent Stress: Svm= sqrt(1/2) * sqrt[ (S1-S2)^2+(S2-S3)^2+(S3-S1)^2...

10 May 2016 8,301 3 View

What is the best method to test the Fixed Effect Model under panel regression when the number of cross sections is large (e.g more than 100)?

Testing the fixed effect model when we have few number of cross sections is convenient where we introduce dummy variable for each cross section. How can we manage this when we have large number...

18 March 2016 9,914 2 View

Homer findGenomeMotif.pl ghostscript error?

02 May 2015 4,428 5 View

Is it correct to map the "means" into "equal intervals" to facilitate the interpretation of the survey results?

24 October 2014 1,622 11 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

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

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

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View