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Progress in organic photovoltaics for indoor application.
Swarup Biswas1, Yongju Lee1, Hyojeong Choi1
1School of Electrical and Computer Engineering, Center for Smart Sensor System of Seoul (CS4), University of Seoul 163 Seoulsiripdaero, Dongdaemun-gu Seoul 02504 Republic of Korea hyeok.kim@uos.ac.kr +82-2-6490-2314 +82-2-6490-2354.
RSC Advances
|November 2, 2023
Summary
Organic photovoltaics (OPVs) offer promising indoor light harvesting with efficiencies over 35%. Further research is needed to improve manufacturing costs and device longevity for widespread adoption.
Area of Science:
- Materials Science
- Energy Science
- Photovoltaics
Background:
- Organic photovoltaics (OPVs) are emerging as viable solutions for indoor light harvesting.
- They exhibit favorable properties like tunable optical absorption and high absorption coefficients under low light.
Purpose of the Study:
- To provide an overview of recent advancements in indoor organic photovoltaics (IOPVs).
- To highlight key research areas driving the development of efficient and stable IOPVs.
Main Methods:
- Development of novel donor-acceptor materials.
- Engineering of interlayers (electron and hole transport layers).
- Optimization of device architecture and reduction of energy losses.
Main Results:
- Significant progress has been made, with power conversion efficiencies (PCE) exceeding 35%.
- Material and device engineering have enhanced open-circuit voltage.
Conclusions:
- IOPVs show great potential for indoor energy harvesting.
- Future work must focus on reducing manufacturing costs and enhancing device longevity to meet commercial demands, aiming for >80% PCE retention over a decade.
