AUTHOR=Yao Ruiqi , Qi Guijie , Sheng Dongfang , Sun Hua , Zhang Jiacheng TITLE=Connecting self-esteem to problematic AI chatbot use: the multiple mediating roles of positive and negative psychological states JOURNAL=Frontiers in Psychology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2025.1453072 DOI=10.3389/fpsyg.2025.1453072 ISSN=1664-1078