2025年10月14日上午，韩国首尔大学Joon Hak Oh教授受丁帅帅副教授邀请在天津大学卫津路校区第三教学楼二楼会议室进行了一场精彩的学术报告，报告题目为“Harnessing Multiscale Chirality in Organic and Perovskite Materials for Advanced Optoelectronics”。

Joon Hak Oh教授演讲

       在本次报告中，Joon Hak Oh教授系统地介绍了手性有机与钙钛矿材料中从分子到超分子层次的多尺度手性调控策略，及其在下一代光电子与自旋电子器件中的广阔前景。Joon Hak Oh教授分享了手性有机半导体的合成方法、超分子半导体材料的制备技术、结构-性能关系研究，以及这些材料在多种物理化学传感器中的实际应用。此外，Joon Hak Oh教授还介绍了一种通过共轭聚合物链的超分子螺旋有序排列制备手性光学柔性层的简便、高效方法。这些研究成果为利用多尺度手性分子设计提升材料的手性光学性能提供了重要指导，推动了高性能手性光电子器件的发展。报告中还探讨了增强手性钙钛矿材料手性光学活性的新方法，展示了在芯片级实现光子自旋自由度探测方面的潜力，为编码量子信息处理与高分辨率偏振成像技术奠定了坚实基础。

       报告结束后，Joon Hak Oh教授为现场师生答疑解惑，热情交流，师生们受益匪浅。此次报告拓宽了师生的学术视野，激发了未来的科研工作更多的可能性。

报告人简介：

Joon Hak Oh is a professor of Department of Chemical and Biological Engineering at Seoul National University, where he received his B.S., M.S., Ph.D. degrees. He worked as a senior engineer at Samsung Electronics. He then continued his postdoctoral research at Stanford University. He was a faculty at Ulsan National Institute of Science and Technology (UNIST, 2010-2014) and Pohang University of Science and Technology (POSTECH, 2014-2018), before moving to Seoul National University in 2018. His research focuses on synthesis of organic and polymeric materials, enhancement of their electrical and optical functions by controlling the physical and chemical features, and their applications to flexible electronic devices and energy devices, such as organic field-effect transistors, chemical/bio/physical sensors, and organic solar cells.