在国内外期刊发表学术论文四十余篇（SCI/EI收录27篇、第一/通讯作者论文20篇）。入选“2024中国知网高被引学者”TOP 1%；授权国家专利15件，软件著作权1项。主持国家、浙江省、宁波市各类人才和科技项目5项。参编团体标准《隧道地热能利用技术规程》（T/CSRME 008-2021）。主要代表作：
[1] Chen Xu，Caichu Xia*. Interaction between yielding tunnel support and strain-softening rock mass based on the three-dimensional strength criterion. Acta Geotechnica，2024，19：7835-7850.
[2] Chen Xu，Gecheng Zhang，Caichu Xia*，Shigui Du. Mechanical behavior of a new segmented lining for underground rock caverns with high internal pressure. Computers and Geotechnics，2024，167：106100.
[3] Chen Xu，Caichu Xia*. A new large strain approach for predicting tunnel deformation in strain-softening rock mass based on the Generalized Zhang-Zhu strength criterion. International Journal of Rock Mechanics and Mining Sciences，2021，143：104786.
[4] Chen Xu，Caichu Xia，Changling Han. Modified ground response curve (GRC) in strain-softening rock mass based on the generalized Zhang-Zhu strength criterion considering over-excavation. Underground Space，2021，6(5)：585-602.
[5] 夏才初，徐晨*，杜时贵. 考虑应力路径的深埋隧道黏弹-塑性围岩与支护相互作用. 岩石力学与工程学报，2021，40(9)：1769-1802.
