What are Extensors of space and time in Generalized Thermodynamics?

Generalized Thermodynamics, which formulates the most universals laws of nature, assumes separation of all fields variables into conservable 'extensors' E and 'intensials' P linked by energy dU =...

20 October 2020 8,117 4 View

Why does the failure curve have a steep descent at its beginning?

It does not depend on the nature of the object: from a rivet to a human. Why does any kind of life and man-made things obey one law, according to which the entity, newly arrived in the world, has...

31 July 2019 5,215 6 View

Where can I see the formula for determining the minimum sample size for estimating the average random variable distributed according to some law?

I examine the distribution of some random variables in order to estimate their average value. The sample size is 116 values. Known expectation, variance and other statistical characteristics. It...

03 February 2019 8,983 3 View

Is it possible to determine quantitative composition of mixture by intergation of TIC chromatogram?

I'd be grateful if you will provide me some literature data about quantitative analysis of mixtures using TIC chromatogrames.

29 January 2019 8,652 13 View

What strain to use in cloning with araBAD promoter and gene of interest(1000bp) that is complementary to the region on the same plasmid?

I am trying to insert into PBR322 araBAD promoter with my gene of interest(it should be inducible). Could you please tell wether I could use DH5alpha strain as I was told it lacks arabinose...

28 January 2019 3,370 4 View

Who knows how to change computer atomic operations (a+b,a*b...) to new ones?

I seek advice from computer hardware/software specialists how to change atomic operations (a+b,a*b,a-b,a/b) to other ones on a hardware or core software/bios/OS levels. For example, a+b should be...

20 March 2018 2,001 3 View

How can i confirm presence of crystalline phase inside the glass volume?

If the volume fraction of crystals is so small that XRD doesn't show it. Any method beside HR TEM?

10 July 2017 3,027 10 View

What are the typical values for dislocation velocity, density of dislocations, and/or strain rate in plastically deformed graphene at room temperature?

...

23 June 2013 757 2 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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View