Bulk Heterojunction Solar Cells Based on Blends of Conjugated Polymers with II–VI and IV–VI Inorganic Semiconductor Quantum Dots
Abstract
:1. Introduction
2. Operation of a Hybrid Solar Cell
2.1. Overall Energy Conversion
2.2. Equivalent Circuit for Hybrid BHJ Solar Cells
2.3. Photon Absorption and Formation of Excitons
2.4. Charge Separation
2.5. Charge Collection
3. Material Processing and Synthesis-Related Aspects
3.1. Conjugated Polymers
3.2. Quantum Dots
4. Design Considerations
4.1. Film Morphology
4.2. Material Selection
4.3. Device Architecture and Fabrication
4.4. Device Performance
5. Factors Limiting the Quantum Yield and Overall Power Conversion Efficiency in QD-Polymer Hybrid Solar Cells
5.1. Poor Interfacial Electronic Coupling Due to Stabilizing Ligands
5.2. Local Crystallinity
5.3. Traps
5.4. Achieving a Bicontinuous Percolation Network in Blends of QDs with Conjugated Polymers
6. Proposed and Realized Solutions to the Factors Limiting Performance in QD–Polymer Hybrid Solar Cells
6.1. Interfacial Engineering
6.2. Achieving a Bicontinuous Percolation Network in Blends of QDs with Conjugated Polymers
7. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Abbreviation | Name | Structure |
---|---|---|
P3HT | Poly(3-hexylthiophene) | |
PCPDTBT | Poly[2,6-(4,4-bis-(2-ethyhexyl)-4H-cyclopenta[2,1-b;3,4-b′]-dithiophene)-alt-4,7-(2,1,3 benzothiadiazole)] | |
MEH:PPV | Poly[2-methoxy, 5-(2′-ethyl-hexyloxy)-p-phenylenevinylene)] | |
P3DT | Poly(3-decylthiophene-2,5-diyl) | |
MDMO-PPV | Poly[2-methoxy-5-(3′,7′-dimethyloctyloxy)-1,4-phenylenevinylene] | |
PDTPBT | Poly(2,6-(N-(1-octylnonyl)dithieno[3,2-b:20,30-d]pyrrole)-alt-4,7-(2,1,3-benzothiadiazole)) | |
PTB1 | Poly(4,8-bis (octyloxy) benzo (1,2-b:4,5-b′ dithiophene-2,6-diyl) (2-((dodecyloxy) carbonyl) thieno(3,4-b) thiophenediyl)) | |
PSBTBT | Poly[(4,4′-bis(2-ethylhexyl)-dithieno[3,2-b:2′,3′-d]silole)-2,6-diyl-alt-(2,1,3-benzothiadiazole)-4,7-diyl] | |
PPV | Poly(p-phenylene vinylene) | |
PDFD | Poly[9,9-bis(3′-((N,N-dimethyl)-N-ethylammonium)-propyl)-2,7-fluorene-alt-1,4-phenylene] dibromide | |
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Kisslinger, R.; Hua, W.; Shankar, K. Bulk Heterojunction Solar Cells Based on Blends of Conjugated Polymers with II–VI and IV–VI Inorganic Semiconductor Quantum Dots. Polymers 2017, 9, 35. https://doi.org/10.3390/polym9020035
Kisslinger R, Hua W, Shankar K. Bulk Heterojunction Solar Cells Based on Blends of Conjugated Polymers with II–VI and IV–VI Inorganic Semiconductor Quantum Dots. Polymers. 2017; 9(2):35. https://doi.org/10.3390/polym9020035
Chicago/Turabian StyleKisslinger, Ryan, Weidi Hua, and Karthik Shankar. 2017. "Bulk Heterojunction Solar Cells Based on Blends of Conjugated Polymers with II–VI and IV–VI Inorganic Semiconductor Quantum Dots" Polymers 9, no. 2: 35. https://doi.org/10.3390/polym9020035