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Questions related from Di̇lek Vatansever
After calculating these two capacitances as percentages, how should we explain the reason for the values that come out, for example, 30% diffusion controlled pseudocapacitance and 70% diffusion...
06 September 2024 5,388 0 View
For example, I perform passivation process before electropolymerization of Py for adhesion to titanium surface. Is a similar or different procedure required for ITO? If necessary, I would be glad...
07 August 2024 3,606 0 View
Will these measurement results change, for example, 1 month after the first measurement (e.g. CV, EIS) of the electrode or supercapacitor device? If it changes, how will it change? Is there an...
04 July 2024 3,721 2 View
While the purpose of adding acid types into the PVA plasticizer when making gel electrolytes in supercapacitors is for conductivity, what are the other purposes? So why do we add acid? Why do we...
08 May 2024 6,692 2 View
I could not manage to fall into negative potential while taking GCD on Versastad 4 potentiostad. So if the CV is between -0.5 AND 1.0 V, I want to use the same potential range in the GCD. I enter...
25 April 2024 4,214 0 View
For supercapacitor electrodes obtained from for example graphite powder, what kind of material is used to bond / combine the powders?
06 February 2024 7,847 2 View
Which steps, materials, temperature or stirring contain this process? Is there any publish or book? I want to materials make up only sulphuric acid and pyrrole monomer. Because my materials are...
02 February 2024 1,438 2 View
Hello everyone, Can you recommend a publication or a book that does EIS AND Mott Schottky analysis in the combined use of polymers and metal oxides? I need books, publications, or any other...
18 December 2023 928 2 View
For polypyrrole produced with CV, the charge value that appears in the charge-potential or charge-time curve. For example, should the charge value that appears in the upper part of the 1st cycle,...
15 November 2023 8,053 0 View
I want to produce polymer film on the Cu tape surface. However, since my polymer solution is acidic with the passivation processes I tried, the passivation may be leaving the surface. For this...
26 October 2023 5,460 0 View
Hello, I made passivation on the Cu tape by just waiting in NaOH, it was necessary to coat it with a film of sulfuric acid and pyrrole monomer. But when an acidic polymer entered the solution, the...
25 August 2023 3,306 1 View
After creating the supercapacitor device, I want to connect a professional device to its terminals and measure the capacitance in Farads. Is there such a device or how can I measure it?
31 July 2023 8,707 2 View
eg minimum ... energy or power density, ... a regulation with written rules such as Farad. It doesn't matter for supercapacitors used in every field, ie from used in cars to used in flashlights....
28 July 2023 1,554 2 View
On the use of gel polymer electrolyte in energy storage devices. For example, how can I find out how many articles have been published since 1999? How can i do this from Web of Science
11 May 2023 6,588 2 View
I need to passivation on the nickel film to create a polymer structure, but in acid this is not possible, the film goes away instantly. How can passivation be achieved other than acid?
24 March 2023 6,424 4 View
First, I tried the copper surface with 1% Citric acid, but I could not grow the polymer. Second, I passively activated the CV method with oxalic acid in the range of -0.5-1 V, it still didn't...
16 March 2023 1,142 0 View
Polymer/manganese oxide films with manganese sulfat content, mangan sulfate concentration and charge density change I want to find the article. I would appreciate it if you help. thanks
04 March 2023 926 0 View
I know how preparation gel PVA-H2SO4 or H3PO4. I want to know PVA production which is sell SİGMA, MERC etc..
17 February 2023 7,936 0 View
I know its related Fermi energy level, but its insufficient, Why and how its related
25 January 2023 6,834 4 View
Various dope ions, for example; Is there an article that examines the capacitive behavior of electrodes doped with oxalate and sulfate ions ? To put it more clearly, for example, if I add...
14 November 2022 6,284 0 View
When comparing oxalic acid and sulfuric acid, I need sulfate and oxalate ion radius, conductivity, etc. But I couldn't find this information in an article or handbook. There are those of sulfuric...
23 July 2022 7,418 0 View
If you have any suggestions for articles explaining and examining the differences of the two acid types, their radii as dope ions, the electrochemical properties they reflect, and what kind of...
30 June 2022 5,677 2 View
What is the effect of ionic strength on mapping by SEM-EDS? For example, if we assume that the ionic strength of the solution consisting of MnSO4 and water is fixed with NaNO3, if we produce a...
27 June 2022 229 2 View
positions of C1s,N1s,O1s and S1s peaks is important for me...
24 February 2022 8,138 3 View
I wanted to make a symmetrical capacitor consisting of 2 Carbon/PPy films by mixing PVA and H2SO as a separator. However, I was unable to turn on the lamp. I took the attached work as an example....
07 January 2022 1,067 4 View
07 January 2022 3,788 6 View
Not one electrode capacitance value. I want to calculate, 2 electrodes so a symmetric supercapacitor. Is ıt different or the same formula? How can I calculate my symmetric supercapacitor?
07 January 2022 6,987 4 View
I don't mean low scan rate and high scan rate capacitance value being low or high. I want to ask these types of questions? How are the reactions affected by the scanning rate for 1000 cycles in...
27 December 2021 2,991 3 View
for example sds (doped ion) with pyrrole. sds+pyrrole= polypyrrole. I want to learn reactions and mechanisms.
19 December 2021 5,665 4 View
Formulas are given in many articles but I need a more detailed version. Because I think the slopes and intersection points are used in different places in the origin graph program. I need a...
01 January 1970 9,311 0 View
