How to model better batteries in lab?

I need to understand the problems in batteries for instance: dendrimer growth and diffusion problem, SEI issues ans many other problems to solve for a better battery. Which software is good to use...

10 November 2017 1,835 0 View

How does the catalyst amount affects the polymer growth?

Catalyst affects the growth of polymer, but how does the amount of catalyst affects the polymer growth?

10 November 2017 206 4 View

In what condition can the stress triaxiality be greater than 1?

Why and How the stress triaxiality in a material becomes greater than 1? What is the physical significance of it? Kindly throw a light on it. Regards Aditya

06 July 2017 7,606 13 View

Can u please descibe about stacking fault energy of alloy 617?

In Alloy 617, in its as-received condition the twins are more prominent, but as aging proceeds twins disappear, Why? Can one measure stacking fault energy (SFE) with TEM?

05 June 2017 1,212 3 View

Can Super-alloys have strain hardening value > 0.6?

31 December 2016 4,851 2 View

Why polycrystalline material have a tendency to get more brittle when their strength is increased?

The origin of loss of ductility is primarily due to intergranular fracture. When such fracture occurs, polycrystalline material shows a severe brittleness & poor ductility, irrespective of...

07 August 2016 5,239 6 View

How to maximize the tensile data output?

The Engineering Stree/Strain, true stress/ strain are normal values one get from tensile data. What other material properties can be obtained from tensile data?

07 August 2016 6,234 6 View

What is grain in metallurgy?

How to define a grain in relation to metallurgy? Is it a right to say :a grain consists of crystals oriented in a particular direction ?

07 August 2016 6,008 4 View

Can Luders band appear in Super alloys?

Luders band arises in low carbon steels and these bands then requires less stress for their propagation than for their formation because of the freeing of dislocations from their solute atmospheres.

07 August 2016 1,407 4 View

What is the role of Ni3Si in Nickel based Superalloy?

03 April 2016 9,262 1 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

How to size battery banks?

I am designing a small grid connected solar PV power-plant. As the battery's capacity is specified in Ah and demand in kWh. What is the best way to size the battery bank? I have battery price in...

28 February 2021 1,638 3 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 View

How to delaminate copper in water-based anodes?

Hello everyone, I'm looking for a way to delaminate copper current collector of water-based anodes in Li-ion batteries without damaging the graphite film. I tried different materials such as HNO3...

24 February 2021 3,785 3 View

How to troubleshoot Electrochromic Films and Electrochromic Devices?

I am trying to characterize an electrochromic system. The system uses ITO electrodes on glass, WO3 as the electrochromic film, and NiO as the ion storage layer. When I deposit NiO and WO3 and...

23 February 2021 9,592 2 View

How does elongation affect the resistance of an electrode?

What are the testing rate for electrodes recommended by ASTM for cochlear implants. I am currently doing the 15mm/min elongatio testing.

22 February 2021 1,515 1 View