Ramhari Paneru

6 Questions 4 Answers 0 Followers

Questions related from Ramhari Paneru

Does the size of carbon quantum dots affect the performance of dye-sensitized solar cells?

I have used carbon quantum dots (CQD) as a co-sensitizing agent in the dye-sensitized solar cell. The photoanodes were made using TiO2 anatase paste by doctor blade technique. TiO2 anatase paste...

10 July 2023 9,705 3 View

How can I estimate the Onset (Redox) potential from the following cyclic voltammogram Curve?

I made working electrode of bare TiO2 film, carbon quantum dots (CQD) coated TiO2 film, N3 dye loaded TiO2 film, and CQD+N3 dye coated TiO2 film. FTO glass (7 ohm/sq) was used as substrate. Pt...

21 October 2022 8,759 2 View

How can I make 0.01 M acetonitrile solution of Iodolyte Z-50?

I have prepared N3, N719 dye contain TiO2 photoanode for dye sensitized solar cells and measured the photocurrent with Iodolyte Z-50 as an electrolyte. I need to measure the cyclic voltammetry of...

08 October 2022 9,853 1 View

Why atomic percentage of nitrogen is increases when polyvinyl alcohol -chitosan film is treated with atmospheric pressure argon DBD plasma?

I treated polyvinyl alcohol-chitosan composite film by argon DBD plasma in an ambient air environment. From XPS measurement, new oxygen-containing functional groups are found after plasma...

02 December 2019 8,972 3 View

Does anyone give me the reason?

I checked the XRD peaks of polyethylene terephthalate. The applied voltage is 40kV and current is 25mA with phi angle 360 degree. There are two broad peak around 23 degree whose intensity is high...

21 March 2018 4,350 6 View

Does anyone give the reason for this?

I found the X Ray Diffraction pattern of polystyrene(PS) sample treated with non thermal atmospheric pressure air plasma attached in the file below. What are the reason for this broad peaks and...

06 November 2017 2,277 1 View