Insert presenter names here CEI Mission Accelerate a scalable clean energy future through scientific and technological advances in solar storage grid Research Careers ID: 744676
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Slide1
Make Your Own Berry-Sensitized Solar Cell!
[Insert presenter names here]Slide2
CEI Mission
Accelerate a scalable clean energy future through scientific and technological advances
in
+
+ solar storage gridSlide3
Research Careers
Opportunities
Technician- solar installer, designer
Wind turbine mechanic
Industrial research, business
, startups Teaching at Community CollegesFaculty- research and teaching at University PatentsGovernment Labs
2
4
5-6
8-10
10-15
Years after
School
Clean Energy CareersSlide4
Energy Conversion PathwaysSlide5
Energy Conversion PathwaysSlide6
Dye-Sensitized Solar Cell
Components:
Transparent anode
Collect negative charges
TiO
2 supportTransport negative chargesDyeAbsorb sunlightElectrolyte solutionRegenerate dyeTransport positive chargesCathodeCollect positive chargesSlide7
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
CathodeSlide8
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
Cathode
+Slide9
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
Cathode
+
I
-
⅓
I
3
-Slide10
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
Cathode
+
I
-
⅓
I
3
-Slide11
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
Cathode
+
I
-
⅓
I
3
-Slide12
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
Cathode
+
I
-
⅓
I
3
-Slide13
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
Cathode
+
I
-
⅓
I
3
-Slide14
Harnessing light through an energy cascade
E
Anode
TiO
2
Dye
3I
-
/I
3
-
Cathode
+
I
-
⅓
I
3
-
Electron (-) flow
Hole (+) flowSlide15
Choosing a Dye
Absorb Light
Looks red/purple because it absorbs green/yellow!
https://
www.orcagrowfilm.com
CyanidinSlide16
Choosing a Dye
Absorb Light
Looks red/purple because it absorbs green/yellow!
Chelates to TiO
2
The more oxygens the better!
Ti
Chelation:
Bonding to a metal center through 2 or more pointsSlide17
Choosing a Dye
Absorb Light
Looks red because it absorbs green!
Chelates to TiO
2
The more oxygens the better!
Ti
Chelation:
Bonding to a metal center through 2 or more pointsSlide18
Time to Make One!
Grab a TiO
2
slideSlide19
Time to Make One!
Grab a TiO
2
slide
Mash up some berries with some waterSlide20
Time to Make One!
Grab a TiO
2
slide
Mash up some berries with some water
Soak TiO2 slide in berry juiceSlide21
Time to Make One!
Grab a TiO
2
slide
Mash up some berries with some water
Soak TiO2 slideCarbon coat second electrode (with a pencil)Slide22
Time to Make One!
Grab a TiO
2
slide
Mash up some berries with some water
Soak TiO2 slideCarbon coat second electrode (with a pencil)Put it all togetherSlide23
Time to Make One!
Grab a TiO
2
slide
Mash up some berries with some water
Soak TiO2 slideCarbon coat second electrode (with a pencil)Put it all togetherTest it!Write down current (A) and voltage (V)