Which reference electrode should i use for the experiment in concentrated sulfuric acid?

i am currently working on preparing GIC using electrochemical method in concentrated sulfuric acid. I heard Hg/HgSo4 electrode works well under concentrated sulfuric acid. Is there any other...

11 February 2019 2,716 3 View

What is the cause of burning of Syngonium leaf tip?

Symptoms of burning of Syngonium leaf tip (below picture) are related to a disease or caused by excessive salts or deficiency of elements such as potassium?

23 November 2018 1,754 2 View

Adjusted R-squared and partial Eta squared comparison?

31 October 2018 4,823 6 View

How to calculate the electromagnetic field strength within 2km depth from the surface?

Not by simplified equation. If modeling is required, which program would you recommend?

19 September 2018 1,469 2 View

Which species of Allium have more anti-diabetic properties?

What is more effective in treating diabetes, given that there is a lot of variation in the genus of Allium?

12 August 2018 4,528 3 View

What effect does barberry have on diabetes?

What are the medicinal benefits and anti-diabetic effects of barberry (Berberis vulgaris) in human?

11 August 2018 1,977 4 View

What is the cause of browning of apple fruit skin in storage?

The apple fruits bought from the market after a few days in the refrigerator changed their skin color from red to almost brown, while the fruit was healthy and no signs of a pathogen were seen,...

19 April 2018 8,183 11 View

Does absorptivity and emissivity depend on temperature?

Hi, I am wondering, if absorptivity and emissivity coefficients depend on the temperature of a body? Example I have two plates, plate 1 (T1=300 Kelvin) and plate 2 (T2=301K) Both plates are not...

21 March 2018 6,224 1 View

I would like to extract second order statistical texture features from the approximation coefficients of the 2D-DWT.

Is it possible to calculate energy, contrast, homogeneity, etc by using approximate coefficients of 2D-DWT and the histogram of LL Band image of 2D-DWT. I didn't use GLCM for some reasons.

02 March 2017 2,987 2 View

When linearizing a plasmid pre-transfection, do I need to dephosphorilate it as well?

I an recently trying to transfect 293T cells with a plasmid which should utilize as a homolog sequence for HDR in genome editing via CRISPR/Cas9. since this is not working for me for quite a while...

27 February 2017 1,959 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

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

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

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View