本发明涉及一种用于高浓度、难降解、高盐废水强化治理的光电‑臭氧催化氧化方法，在盛有1L废水的光电反应器中，加入负载有1~3 g MnO2‑TiO2纳米片光电阳极材料，然后使水位浸没材料上方1‑2 cm，打开紫外灯，在臭氧曝气下发生光电‑臭氧催化氧化反应。可以解决高盐、难降解废水可生化性差、COD浓度高等问题，用于水污染处理领域。可有效促进光生电子和空穴分离，提高量子效率，使得废水中的有机物氧化的同时并脱盐，浓缩率高，同时在臭氧协同作用下，可进一步提高对废水中CODCr的去除率，有效克服了单一技术的局限性大大缩短了反应时间，降低电耗，适用于大规模的实际应用。
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