Interface Chemistry at Metal/Organic Contacts in Organic Semiconductor Optoelectronic Devices: Buried but Not Forgotten

讲座名称: Interface Chemistry at Metal/Organic Contacts in Organic Semiconductor Optoelectronic Devices: Buried but Not Forgotten
讲座时间: 2016-06-08
讲座人: Jeanne E. Pemberton
形式:
校区: 兴庆校区
实践学分:
讲座内容: 报告题目:Interface Chemistry at Metal/Organic Contacts in Organic Semiconductor Optoelectronic Devices: Buried but Not Forgotten 报告时间:2016年6月8日(星期三)上午10:00 报告地点:科学馆 207 报告人:Jeanne E. Pemberton Department of Chemistry and Biochemistry University of Arizona Tucson, AZ 报告内容: Organic photovoltaic (OPV) devices and related thin-film photovoltaic technologies such as organic light-emitting diodes (OLEDs) are typically based on photoactive molecular semiconductors, semiconducting polymers, and/or hybrids of these materials with semiconducting oxide and low work function metal contacts. These dissimilar materials must form chemically and physically robust interfaces for efficient charge harvesting or charge injection. Dramatic improvements in efficiency and lifetime of these devices will not be possible without optimization of interfacial charge transfer events that is founded on a molecular-level understanding of the physical and chemical interactions that control these interfaces. This seminar will consider specific examples of fundamental optical and electron spectroscopic studies designed to illuminate the chemical and physical details of critical interfaces in these devices with a special focus on interfaces formed between low work functional metal contacts and organic semiconductors.
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