Why the storage moduli E' decrease with highr fiber volume?

Hi guys, I am facing problems to interpret a DMA results. Material: Composite Bisphenol A + curaua fiber What is being tested: the influence of fiber volume on the composites properties...

12 February 2021 174 7 View

Which buffer should I use to aliquot antibody in?

for western blot analysis the buffer in which the antibody already is, written in the datasheet, or should I use already the bsa or milk solution that I use for final diluition?

17 November 2020 4,804 3 View

What is the best protocol for simultaneous extraction and purification of DNA and RNA from animal tissues?

I need to perform a co-extraction of DNA and RNA from pools of juvenile Daphnia magna. I used the AllPrep DNA/RNA Mini Kit (QIAGEN) but with poor results in terms of DNA yeld and quality. I would...

22 October 2020 9,746 3 View

No title

The threat of pandemic disease is not new: For decades, public health experts advised that a coronavirus outbreak was looming, global proportions, and that the world was not equipped to fight it...

27 May 2020 2,871 25 View

Is it correct to compare Fst values obtained from different genetic markers?

Fst is used in many genetic studies which involve different markers (mtDNA, microsatellites, SNPs...) as methodologies and next-generation genetics improve. I was wondering if it would be correct...

27 April 2020 7,175 3 View

My work entails comparing the effect of tax on economic growth of two countries. Asides the panel regression, which other technique can I use?

MY specific objective is to make comparative analysis on the effect of tax revenue on GDP of country A and country B

26 June 2019 6,619 3 View

In Morris water maze training results for scopolamine-injected rats, is it normal that scopolamine doesn't cause difference on day 5 ?

And if so, is it related to short term memory or inability of scopolamine to impair spatial learning?

17 June 2019 9,461 3 View

How to prepare aqueous solution of Methyl Jasmonate dissolved in Tween 20?

I need to prepare 500 mL of aqueous solution of 1mM Methyl Jasmonate dissolved in 0.1% of Tween 20 for foliar application. How much MJ and how much Tween 20 do I need to use? Both compounds are...

02 May 2019 6,228 2 View

May I express a protein in C. glutamicum using a commercialy availabe vector?

29 March 2019 7,700 1 View

How can i use ethidium bromide for sample staining?

I don't want to add it directly into the gel but just using it as loading dye.

25 March 2019 5,889 3 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

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

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 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

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View