Haodong Wu is a researcher in Materials Science and Engineering at The Pennsylvania State University, specializing in halide perovskite and thin-film optoelectronic materials. His research focuses on interface engineering, degradation mechanisms, and scalable manufacturing of next-generation photovoltaic and electronic devices. He has extensive experience in solution-processed semiconductors, carbon-based perovskite modules, and biomolecule-assisted interfaces, bridging fundamental materials chemistry with device-level performance optimization. He has published in leading journals such as Nature Synthesis, Nature Communications, Advanced Materials, Advanced Energy Materials, and ACS Energy Letters, contributing to advances in device stability, charge transport mechanisms, and cost-effective processing technologies. He also possesses strong interdisciplinary expertise spanning photophysics, surface and interface characterization, integrating materials science with applied physics to drive sustainable energy innovations. His research interests include perovskite photovoltaics, thermoelectric halide perovskites, bio-inspired interfacial engineering, and carbon-based solar modules, emphasizing practical scalability and environmental impact. In addition to his research, he actively reviews manuscripts in the areas of perovskite optoelectronics, thin-film device physics, and advanced energy materials, providing constructive evaluations to strengthen the scientific community.