What is the significance of synthesizing nanoparticles in thin film solar cells?

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Why does the TiO2 thin film derived from sol of TTIP (Titanium tetraisopropoxide) is getting peel off after driying?

TTIP was used to form the Ti-sols at room temperature. Deposited thin films on glass slides were producing cracks and getting peel off after air drying. What may be the reason for immediate...

02 March 2017 8,611 4 View

How to calculate the vapor pressure of S?

For sulfurization process , controlling the vapor pressure of S is important.How does it vary with temperature and amount of S, how to calculate the vapor pressure of S using ideal gas law..

06 July 2016 6,155 9 View

Can anyone suggest me how the photoluminescence intensity can be explained for solar cell applications?

PL intensity will explain the type of recombination occurring in materials. How do we confirm the increase in intensity will enhance the radiative recombination?

03 April 2015 1,842 6 View

What is the reason for pinhole creation in deposited film?

Thin film of CuInS2 deposited by thermal evaporation method. Initially the film was pinhole free. After few hours pinholes created in film and the no. Of pinholes keep on increasing even though it...

01 February 2015 3,545 6 View

Can anyone suggest to me why does the absorbance range of same material differs for powder and thin film?

I'm working on CuInS2 ternary compound. Material synthesized using solid state melt growth method is confirmed by XRD and it has only CIS phase but still DRS results taken for CIS powder having...

01 February 2015 3,935 5 View

How nanoparticles of Cu based Ternary compound is being well suited absorber layer in solar cell?

Hi, I'm working in thinfilm solarcells.can anyone tell me how absorber layer deposited from nanoparticles are having better absorption than prepared from normal precursor materials?

10 November 2014 7,213 6 View

How can one calculate tetragonal distortion factor from XRD?

I find the XRD pattern of my material reveals tetragonal structure. For this structure how can the lattice parameters and tetragonal distortion be calculated? Is there a formula for calculation?

09 October 2014 1,320 8 View

Which is a very suitable method to synthesize nanoparticles of single phase with controlled size and shape for thin film solar cell applications?

With the idea of developing a defect free film .

08 September 2014 9,019 3 View

How to develop investments in renewable energy sources?

08 August 2024 5,112 3 View

Is there any way to quantify bacterial and fungal cells in their mixed culture?

I am working in fungal fermentation of soybean meal and there is bacterial growth in them at times. I am trying to quantify fungal cell counts and bacterial cells; but I haven't been able to do at...

07 August 2024 7,535 4 View

Stability of the Solar System: Insights from Einstein’s Equations ?

The stability of the Solar System is a complex subject that blends the classical framework of Newtonian mechanics with the modern insights provided by General Relativity (GR). Understanding this...

07 August 2024 2,569 1 View

What are the key methods and indicators used in assessing the biodiversity of river ecosystems, and how do these methods account for variations ?

Biodiversity assessment of river ecosystems is crucial for understanding the health and stability of these environments. This question aims to explore the various techniques employed to evaluate...

07 August 2024 4,290 3 View

How does grain and grain boundary affect the ceramic when studying its dielectric properties?

I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...

07 August 2024 5,177 3 View

Why activated CAR-Jurkat cell could not kill targets?

Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...

06 August 2024 641 2 View

Are air moisture harvesting technologies effective in combating desertification?

Air moisture harvesting Air water collection devices

06 August 2024 5,473 2 View

How much total RNA concentration to be extracted from sorted plasma cells from bone marrow of C57BL/6 mice for RT-PCR ?

i have sorted anti-NP specific plasma cells from bone marrow of C57BL/6 mice at certain times after immunization with variable counts and isolated total RNA using TRIZOL method for RT-PCR using...

05 August 2024 8,835 1 View

How to use Density Functional Theory to calculate carrier mobilities of solid system?

Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...

04 August 2024 8,894 1 View

Does long-term culture of murine Monocytes result in macrophage differentiation?

Hi, I am isolating monocytes from the bone marrow using the Mouse Monocyte EasySep kit. I want to treat these cells and monitor expression of specific markers over the course of 10 days. I will...

04 August 2024 7,282 2 View