Why do we need a 3-factor authentication between a mote and the user while the IoT is based on devices taking without a computer or a user interacti?

The definition of IoT is "The internet of things, or IoT, is a system of interrelated computing devices, mechanical and digital machines, objects, animals or people that are provided with unique...

17 November 2020 2,298 3 View

If I going to do analysis in PLS SEM, is it necessary to do normality test?

I'm going to analysis my data in PLS-SEM and I want to know if it's necessary to do normality test. as we know, the result from PLS-SEM does not effect by the distribution of the data, therefore...

16 May 2017 8,925 8 View

Asking about cell derived microparticles -size calibration kit in flow cytometry?

18 June 2015 8,059 9 View

Is there any way to detect ammonium sulfate (NH4)2SO4 concentration in a solution?

It's required to detect the concentration of ammonium sulfate in a solution.

25 September 2014 9,824 10 View

How can X-ray diffraction be used to determine the crystal structure?

Can you give an example if any?

04 May 2014 2,621 20 View

What are the corrections that should be brought to Sommerfeld theory in order to accurately describe the electrical properties in a material?

Is this related to Bloch's theorem and how?

04 May 2014 1,232 4 View

how does DNA sequencing device determine the F and R primers in PCR product?

i have two files from the DNA sequencer one for the foreword strand and the second for the reverse strand how the device separate them and does it can recognize the direction of the primer

06 April 2014 5,730 4 View

How is the elastase test performed?

I want to do an elastase production test. How can I do it?

16 March 2014 5,820 1 View

What is the perfect length of 16s rRNA gene suitable for an accurate species identification of unknown isolate?

Molecule identification of unknown is very helping tool using 16s rRNA gene analysis. In some cases the output file only contains about readable 600 base pairs. Is that enough to identify the...

28 February 2014 5,315 17 View

Is there any other test that could replace ONPG test in biochemical tests of unknowns?

ONPG is one of the important biochemical tests for biochemical identification of unknowns. Which test can replace it?

06 February 2014 2,558 8 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

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 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

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

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View