What is the explanation of broad peak in cyclic voltammetric curve?

What is the difference between broad and sharp cyclic volatmmetric curves? and what are the reasons for broad curve? especially when analyzing carbon material?

01 February 2019 9,802 1 View

Is it important to add buffer in the cathode chamber of MFC?

Can I use distilled water as catholyte in MFC? or if I use Potassium ferrocyanide, can I dissolve it in distilled water instead of buffer solution?

11 December 2018 1,374 0 View

The llight produced from bioluminescent bacteria, is it able to stimulate photosynthesis in other nearby bacteria and other photosynthetic organisms?

Light produced by bioluminescent microorganisms is composed of photons, are they able to stimulate photosynthesis in other marine organisms? Thsnk you.

03 April 2018 3,318 0 View

What is more accurate to study the effect of pH on bacterial activities, preparing different buffers at different pHs, or adjusting the medium pH?

I am preparing to study the effect of pH on bacterial activities, what is the perfect way for that: 1. Using different buffers and adding the medium components? or 2. Adjusting the medium pH by...

02 March 2018 3,995 2 View

How can I write in my thesis that a Pseudomonas isolate is pyocyanin producer?

Is it enough and acceptable to mention that the observation of fluorescent color is a clue that my strain is pyocyanin producer? Thanks

11 December 2017 8,941 0 View

How can I get the heat of combustion in Energy Efficiency equation for MFC?

In the Energy efficiency equation, how can I get the heat of combustion? Thanks.

10 November 2017 5,310 1 View

What is the "Residual curve" regarding the polynomial fitting?

When I run the polynomial fitting on my data, a curve named "Residual curve"b appear after calculation, what is the meaning of that curve? and is it acceptable to use it instead of the fitting...

10 November 2017 1,342 0 View

How can I calculate number of electrons involved in electrochemical reduction of oxygen?

I am working in Microbial fuel Cell (MFC) and want to calculate number of electrons involved in reduction of oxygen. Thanks

10 November 2017 8,456 0 View

What is the fastest and accurate method for extraction and identification of polysaccharide, pyocyanin, and rhamnolipid from culture of Pseudomonas?

Can you help me getting method (s) for rapid extraction and identification of these three Pseudomonas products? Thank you.

10 November 2017 2,134 0 View

How can I obtain slope of any curve from Origin 6.0 or 8.0 software?

How can I use origin in getting the slope of any curve? Thanks.

10 November 2017 5,738 0 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

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02 March 2021 3,060 3 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What thickness need for ITO to use as conductive layer?

I want to do RF sputtering of ITO on glass substrate using magnetron sputtering. what thickness do i need to make it good conductive layer to use it for PSC. Moreover, whats about thickness of...

01 March 2021 395 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View

I need to accelerate corrosion in steel parts that are used in a salt-water environment. Is there a technique for doing so?

I have a structure that employs d-ring swiveling tie-downs that corrode during use and become "frozen". I have sample swivel assemblies that I wish to corrode to see if I can free them using one...

01 March 2021 3,739 3 View