Sökning: "bulk-heterojunction"
Visar resultat 11 - 15 av 19 avhandlingar innehållade ordet bulk-heterojunction.
11. Evolution and control of the three dimensional functional microstructure of Polymer:Fullerene photovoltaic blends
Sammanfattning : Polymer:fullerene bulk-heterojunction thin films show great promise for use as active layers in organic solar cells. However, their low thermal stability is a hindrance that complicates the manufacturing and influences the lifetime of devices. LÄS MER
12. Design, Synthesis and Characterization of Conjugated Polymers for Photovoltaics and Electrochromics
Sammanfattning : With the invention of organic electronics, a new class of materials needed to be explored and suitable applications found. The use as semiconductors in many different devices has been explored, where photovoltaics, light-emitting diodes and field-effect transistors have been prominent. LÄS MER
13. Studying Morphology Formation and Charge Separation in Organic Solar Cells
Sammanfattning : We are currently living in the era of automation and artificial intelligence, which requires more energy than ever before. Meanwhile, the reduction of carbon footprint is needed for keeping the environment sustainable. Exploring green energy is crucial. Solar power is one of the green energy sources. LÄS MER
14. Light Trapping and Alternative Electrodes for Organic Photovoltaic Devices
Sammanfattning : Organic materials, such as conjugated polymers, have emerged as a promising alternative for the production of inexpensive and flexible photovoltaic cells. As conjugated polymers are soluble, liquid based printing techniques enable production on large scale to a price much lower than that for inorganic based solar cells. LÄS MER
15. Organic electronic devices for solar energy conversion and storage
Sammanfattning : This thesis focuses on two types of organic electronic devices: organic photovoltaic (OPV) devices for solar energy conversion, and photo-capacitors for energy storage.OPVs have been under the focus of research for decades as an effective technique to convert solar energy to electricity. LÄS MER