综述了工程纳米材料的迁移和沉积行为的研究现状,包括工程纳米材料特性和稳定性、迁移沉积理论和机制、环境因素对迁移沉积的影响。同时,探讨了如何提高工程纳米材料在含水层中迁移的措施。最后,指出未来工程纳米材料迁移沉积行为研究的方向与挑战,包括迁移模型、多尺度模拟与实验相结合、工程纳米材料全生命周期等研究,提高强化迁移手段的效率和可行性,为原位反应带修复技术提供实际应用的指导和参考。

In order to understand the migration and deposition behaviors of engineering nanomaterials in groundwater environment,the corresponding research status is reviewed,including the characteristics and stability of engineering nanomaterial,the theory and mechanism of the migration and deposition,and the influence of environmental factors on migration and deposition.The measures to enhance the migration of engineering nanomaterials in aquifers are also explored.Futural directions and challenges in the study on the migration and deposition behaviors of engineering nanomaterials are proposed,such as the study on the migration model,the integration between multiscale simulation and experiment,and the full lifecycle of engineering nanomaterials,in order to improve the efficiency and feasibility of enhancing migration methods.This review aims to provide practical guidance and references for the application of in situ reactive barrier remediation technologies.

桑军强(1974-),男,博士,高级工程师,研究方向为水处理技术研发、场地调查与修复治理,sangjq.ripp@sinopec.com。