The 11th Conference on Science and Technology of Emerging Solar Energy Material was sponsored by the Luminescence Branch of the Chinese Physical Society, and co organized by the School of Physics of Northeast Normal University, the Key Laboratory of UV Emission Materials and Technology of the Ministry of Education (Northeast Normal University), the Key Laboratory of Clean Energy Frontier Research of the Chinese Academy of Sciences, and the Clean Energy Center of the Institute of Physics of the Chinese Academy of Sciences. As of May 10th, the registration and submission work for the conference has been successfully completed. The conference received nearly 300 abstracts from China (Hong Kong, Taiwan, and 25 provinces, municipalities, and autonomous regions in mainland China), Australia, Japan, and Singapore. The conference will be held from May 17th to 19th, 2024 at Northeast Normal University in Changchun, Jilin Province.