The tag has no usage guidance.

learn more… | top users | synonyms

1
vote
1answer
165 views

Bimolecular recombination in few words

I'm making a short seminar about VERY broad topic of fullerenes in photovoltaics, but I'd like it to be educational (not just full of words hard to audience to make them think I'm smart). In one of ...
1
vote
1answer
44 views

What happens to solar cells in water (or in anything other than air)?

Suppose there is a solar cell with light of a single wavelength shining on it (through air) and that this wavelength is optimal for the cell, meaning that it is converted to electricity with the ...
0
votes
1answer
13 views

How to calculate the potential of a photocell?

My guess is that because the wire is connected to a single point on the plate, we can treat it as a point charge and use the formula: $$V = k\frac{k(\pm q)}{|r|}$$ But I think there are different ...
0
votes
1answer
22 views

Why is Al2O3 so popular in plasmonics?

I've tried to find my own solution for this question and found out that It is cheap It is an insulator It efficiently absorbs UV Are there more properties that makes it so popular?
3
votes
0answers
137 views

“Single-shot” Heat engine efficiency limits

The sun is 5778K and Earth is ~290K. Using the sun as the hot reservoir and earth as a cold reservoir we get 95% Carnot efficiency. However, the solar power efficiency limit is only 86%, see: ...
1
vote
0answers
31 views

How much energy does a PV cell need to work?

How much energy does a $1m^2$ photovolatic/solar cell need to work? Can it work using a bunch of Laser lights? Edit: Ok so this PV cell is $1m^2$ is dimesions. The N-type has silicon doped with ...
1
vote
0answers
55 views

What is DX technology and what are the effects on digital cameras?

I am photographing in a high power voltage field in Industry producing aluminium, called DX technology. How do I know if my digital camera will not be affected? At 350kA current my film cameras were ...
0
votes
0answers
20 views

What is a n-type doped solar cell?

I always thought a solar cell consists of two areas, a n-type and a p-type doped one. So what exactly is meant by n-type doped solar cells? Does it not have a p-type doped area? And how does it work ...
0
votes
0answers
13 views

Working principle of CIGS solar cells

can anybody explain me how CIGS solar cells working.when photon hits the window layer is there any EHP created or ,that buffer layer lets pass photon energy to absorber layer.please explain me by ...
0
votes
0answers
21 views

CIGS Photo Voltaic cells

Why n type layer is on top of p type layer in CIGS solar cells? does it do anything with wavelength of photon and thickness of window and absorber layer?
0
votes
0answers
26 views

Does tracing paper over a solar panel count as hard shade or soft shade?

For my Physics IA I conducted an experiment to see how shade on solar panels affects the output power. I applied and secured one layer of tracing paper over the solar panels of my solar charger at a ...