How to calculate charge storage in battery-supercapacitor hybrid device?

11 December 2017 4,775 5 View

How to explain the presence of three peaks in my LaMnO3 supercapacitor electrode?

11 December 2016 1,632 6 View

Why Precursors of perovskite (such as LaMnO3 after obtaining metal hydroxide) should be calcined in oxygen atmosphere at high temperature?

09 October 2016 6,263 2 View

Is it bosible to make acomposite materials of graphene oxide and LaMnO3 nanocoparticls ?

I am working with graphene oxide nanocomposite materials , and I planed to use LaMnO3 as nanocompoite (GO/LMO) . my question is.. is it bosible to make graphene oxide / LMO nanocomposite materials,

08 September 2016 6,477 1 View

Why is capacitace of solid state supercapacitor getting low even when I generate pores in graphene electrode?

01 February 2016 7,211 8 View

How do I explain the differences of XRD Peak position, intensities and peak broaden for the graphite and graphene oxide materials?

10 November 2015 386 9 View

Can someone give me more clarification about different between nanoparticle and nanocomposite?

Can someone give me more clarification about different between nanoparticle and nanocomposite.Also I want to know the role for obtaining Graphene nanocomposite as space (spacer to prevent...

07 August 2015 3,070 2 View

Are there any new ideas to get graphene from graphite by fast and fully scalable methods?

Hi there Is there any one tell me that how to get graphene from graphite by fast and fully scalable methods, because as I know the old methods are very costly and also time consumable. I want to...

05 June 2015 4,467 6 View

How can I find controllable parameters that may be affecting the performance of a graphene nanocomposite supercapacitor?

I'm working in the field of graphene Nano composite as electrode materials for supercapacitor, but until now I didn't obtained sufficient power density by this electrode (graphene nanocomposite),...

11 December 2014 8,553 5 View

Can anyone tell me how to synthesize large-scale bulk nanocrystalline materials, having superior properties and at a reasonable cost?

Recently, large attention was devoted to the research and development of nanostructured materials. However, there are still many difficulties in synthesizing large-scale bulk nanocrystalline...

08 September 2013 8,413 1 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 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

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 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