Ellagic acid dissolving?

Can anyone help me with dissolving ellagic acid? Its solubility is about 0.8 mg/ml, I try half this amount but it does not solve

23 December 2020 9,532 3 View

What are some qualitative research analytical methods that seem to be aligned and a good fit for research that prioritizes a social justice lens?

I'm a qualitative researcher myself. I'm familiar with a couple of analytical methods (some very popular ones and a few not so popular ones) such as: Thematic analysis Qualitative content...

01 December 2020 3,478 5 View

What is the suitable tamping method for ladder-sleeper ballasted tracks?

Since the ladder sleeper consists of two longitudinal beams along the railway track, a conventional tamping machine is not applicable for ladder tracks.

26 November 2020 3,172 1 View

How to convert OME to TIF?

Dear All hi By mistake my data has been saved in .OME format, need to convert them to TIF file. I tried to convert by FIJI but it gives a full page of error that it cannot be opened. is there any...

26 July 2020 1,119 2 View

Which centrifugal dna concentrator is better for double strand DNA ( microcon, centricon or vivacon)?

We need to concentrate DNA after extraction. Using concentrators is a normal way. Which one among centricon, microcon and vivacon filters make more DNA concentration.

19 July 2020 5,356 2 View

Natural Frequencies of doubly clamped beam?

Hello, I have a doubly clamped nano-beam and I want to obtain its natural frequencies for: 1- Low stress and 2- High stress using COMSOL software. How can I involve the impact of the stress level...

17 June 2020 3,244 3 View

How to Loop a macro in imagej?

Dear All, hi I would like to loop a micro, my micro below: run("Grid/Collection stitching", "type=[Filename defined position] order=[Defined by filename ] grid_size_x=2 grid_size_y=2...

06 February 2020 3,939 1 View

Casting of H11 and H13 tool steels?

Are investment casting and squeeze casting the only techniques to cast tool steels, H11 and H13? If so, what is the reason?

17 December 2019 4,653 1 View

Is a dataset consisted of 25000 samples large for meta-analysis? If so, are the p-value and confidence interval reliable to interpret the results?

Hi, Considering the student's t-test formula, when sample sizes are large, it's easier to find significant p-values when they're not really there (i.e., false positives), because significance gets...

28 October 2019 2,452 7 View

How to fill holes with dipimage when analyzing images with Matlab?

Dear all i am a starter in image analyzing using matlab. I am using dipimage tool in matlab to analyse images from cells. I need to have cytoplasm compelete. But there are Some vesicles that are...

28 August 2019 2,600 4 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

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View