Solar Cells

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Questions related to Solar Cells

Is gravity the same everywhere in the universe and does everything on Earth have a gravitational pull?

09 September 2023 6,647 0 View

Is sp1 carbon undetectable in XPS analysis?

Is sp1 carbon undetectable in XPS analysis? I ask because there is no information about carbon-carbon triple bonds in the literature.

06 September 2023 3,198 1 View

How to find out the values for Vbi and Vr to estimate charge carrier mobility in hole-only and electron only devices of organic solar cells?

could anyone please be kind enough to share how to find the value of Vbi and Vr, as shown in the graph below? I measured current under dark conditions but dont know how to find the value of Vbi...

06 September 2023 7,281 0 View

How accurate is biofluid FTIR spectroscopy in diagnosing patients with cholestatic liver disease?

Fourier Transform Infrared Spectroscopy (FTIR) has been widely used by scientific researchers in the field of cancer diagnosis and treatment, using various kinds of biofluids and tissues. The...

06 September 2023 8,497 1 View

How to learn perovskite solar cell simulation in scaps 1D and GPVDM simulation softwares?

I am a bit perplexed by the technical complexity of the systems. Can anyone let me know that are YouTube videos sufficient?

05 September 2023 9,561 0 View

EDC/NHS coupling of antibodies on gold nanoparticles: cross reactivity problem?

Hi everyone, I am trying to bind my antibodies on the gold nanoparticles covered with carboxy-PEG (displaying a carboxyl group on top). Because of that, I am using the EDC/NHS approach, and so...

04 September 2023 3,317 3 View

Can anyone recommend any free online tutorial for open CV and CNN layers on keras?

Actually the basic of open CV with commands and model builder in keras is required.

03 September 2023 6,848 1 View

Does the SPR-KKR code reliable for calculating Curie temperature for perovskite oxides(more precisely transition metal based double perovskite oxide)?

I am getting exchange value between magnetic atom and oxizen (J_TM-O) in substantial amount using this SPR-KKR code whereas in Heisenberg approach we only consider exchange between magnetic atoms...

02 September 2023 3,429 0 View

How Influences trap energy and temperature on the current-voltage (J-V) characteristics of a solar cell?

Relation to determine trap energy from J-V characteristics obtained at varying temperatures of solar cells and expound upon the optoelectronic parameters based on the trap energy.

31 August 2023 9,878 2 View

Can we use BET analysis for a thin film on a substrate to find surface area?

I fabricated nanotubes thin film on a substrate using top down approach, can I find it's surface area using BET analysis.

30 August 2023 4,554 3 View

I need the density and specific heat values of carbon quantum dots as a Nano powder, please, Can anyone provide with reference?

I am appreciating someone who can provide the constant values of density and specific heat of carbon quantum dots and the reference as well.

30 August 2023 3,340 0 View

JCPDS 31-0022 please provide anyone this JCPDS file?

JCPDS

29 August 2023 3,062 1 View

How do the incorporation of energy storage systems, into renewable energy sources, contribute to grid stability and lowering carbon emmissions?

contextualise climate change, think of batteries, solar, wind...

29 August 2023 7,772 3 View

What's sources of energy that causes water to evaporate from surface of earth responses lightning the sun gravity and wind?

What is the main source of energy that causes water to evaporate from the surface of earth responses lightning the sun gravity gravity and wind?

27 August 2023 8,437 4 View

How we can Synthesis PTAA by Suzuki Coupling Via Microwave heating?

26 August 2023 892 0 View

Intrenship programm on AFM and STM ?

hello everyone could anyone knows intrenship programm on AFM and STM ? I can use only 2 modes of it, if is there any commertial intrenship programm I wanted to take in part it

25 August 2023 7,897 2 View

Benzoic acid determination with GC-FID?

I have tried simultaneously analyzing three chemicals, i.e. benzyl alcohol (BA), benzaldehyde(BAD), and benzoic acid using GC-FID while using TR-1, TR-5, or TR-wax columns. With all three columns,...

24 August 2023 6,924 5 View

I desire to work on CNFET. I Intend to use SILVACO TCAD for the simulation but CNT is not a default material in the Library ?

I intend to use Silvaco TCAD for the CNFET simulation but from what i could gather Silvaco does't support CNT by default. Thus if someone could guide me in this regard if whether i would be able...

24 August 2023 541 1 View

How well XPS fitting must be to be able to publish?

Hi, I am relatively new to XPS. I have been looking into other papers for reference. Some data I saw struck me as rather sloppy. But I don't know much about XPS. I need some expert opinion on...

21 August 2023 262 4 View

Can the colour of Cu2O be a yellowish red instead of brick-red?

I have synthesized Cu2O several times. One time l recognized that the colour of it was yellowish red. I thought the reason because l didn't controled the temperature well. But today when l tried...

19 August 2023 5,504 0 View

How to characterize an electro-optic phase modulator experimentally?

Hello all, I have a fiber coupled electro optic phase modulator, and I want to measure its 3dB electronic bandwidth and its half-wave voltage V_pi. Can anyone suggest me some experimental setups...

19 August 2023 862 4 View

Can anyone provide me these JCPDS pdf files?

Can anyone provide me these pdf files? 1. JCPDS card no. 044-0141 2. JCPDS card no. 024-0735

18 August 2023 1,033 5 View

How to calculate the HOMO and LUMO energy from Cyclic Voltammetry data for newly synthesized nanocomposite?

The synthesized nanocomposite is in powder form and can be diluted in water. How to know the suitable electrolyte and electrode for the CV experiments. Also, please provide me the equation to...

18 August 2023 9,542 0 View

Is there any substantial research of propellers going on for subsonic aviation?

Our days subsonic aviation is relying on jet propulsion (turbofans) more and more. Still it is known propellers can provide higher (much higher: over 90% in peaks) propulsive efficiency....

17 August 2023 9,115 0 View

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