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

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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

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

How much cell pressure and back pressure should I apply to start for triaxial test for different types of soil?

We have recently purchased a triaxial test instrument (MATEST) for testing different types of soil. After installing software, we are facing a issue of saturation where the samples does not...

23 February 2021 7,194 4 View

Access to supercomputer resources in India?

Hello everyone, I want to perform some gaussian calculations and want to use Materials studio for my research work. Can anyone guide me how to get access to supercomputer resources in India for...

15 February 2021 8,264 3 View

Is it possible to prepare clay minerals by mixing pure oxides of required elements? What would be theoretical difficulties with it?

Practically this is not at all necessary. But theoretically, would hydrous/hydrothermal synthesis be enough (like mix 1 mole alumina gel and 4 mole silica gel and gently heat) or would it require...

26 January 2021 6,403 3 View

Do anyone have come across write up on "Technology on De-biasing" ?

De-biasing is a term applied in psychology, behavior, and management decision process. Now it has some connection with technology. Technology is used for leveraging on the reduction of impacts of...

21 January 2021 4,572 2 View

Do you have information about synthetic diamonds and their environmental impact?

I am doing a deep research on the comparison of the process of extraction of natural diamonds and synthetic diamonds, and their environmental impact I would appreciate you could share your...

19 January 2021 1,359 3 View

What is the basis set to optimize ZnO using GaussView for DFT calculation study?

Greetings, I have a bit of problem in setup the basis set of my DFT study for ZnO.. As you can see in the image attached below, I use B3LYP 6-31G (d,p) for geometrical opt. of ZnO.. But sadly, I...

13 January 2021 7,508 4 View

Johnson et al., 2006 Geology of South Africa?

I am wondering if there is a digital (PDF) version of this book available or if anyone is willing to share this work. It is no longer available from GSSA (Geo Soc. S. Afr) nor does my library hold...

13 January 2021 5,571 2 View

How to create a scaffold by using the particle leaching process?

In the leaching process,Why does NaCl settle despite sieving? How can we understand how much solvent the system needs? And, how can enhance the mechanical strength in this process and find the...

12 January 2021 5,679 2 View

How to optimise or tune the hyperparameters of Gaussian Process Regression?

I am working with the algorithm Gaussian Process Regression. I used gaussian process regression module from scikit learn library of python. But I couldn't correlate the hyperparameters of Gaussian...

24 December 2020 4,864 4 View