研究方向为：

CO2刺激响应表面活性剂的制备及在乳液、泡沫等相关领域的应用、表界面性质研究；

CO2开关类溶剂的性质及应用研究。

发表论文情况：

1. Liu, D.; Lu, H.; Zhang, Y., et al. Conversion of a surfactant-based microemulsion to a surfactant-free microemulsion by CO2. Soft Matter 2019, 15 (3), 462-469. 

2. Liu, D.; Huang, Z.; Suo, Y., et al. CO2-Responsive Surfactant-Free Microemulsion. Langmuir 2018, 34 (30), 8910-8916. 

3. Liu, D.; Suo, Y.; Tan, J., et al.CO2-Switchable microemulsion based on a pseudogemini surfactant. Soft Matter 2017, 13 (20), 3783-3788. 

4. Liu, D.; Suo, Y.; Zhao, J, et al. Effect of Demulsification for Crude Oil-in-Water Emulsion: Comparing CO2 and Organic Acids. Energy & Fuels 2018, 32 (1), 757-764. 

5. Liu, D.; Suo, Y.; Tan, J., et al. Tertiary Amine-Naphthenic Acid Self-Assembled Surfactants for Viscosity Reduction of Crude Oil. Chemical Engineering & Technology 2018, 41 (11), 2266-2273. 

6. Liu, D.; Ma, Y.; Tan, J., et al. CO2 regulates phase transition of sodium oleate and 3-(diethylamino)-propylamine in aqueous solution. Journal of Dispersion Science and Technology 2018, 39 (11), 1675-1683. 

7. Zhang, Y.; Liu, D.; Dai, S., et al. Surfactant-Free Microemulsion Based on CO2-Induced Ionic Liquids. Journal of Physical Chemistry B 2019, 123 (42), 9024-9030. 

8. Wang, S.; Liu, D.; Zhao, J., et al. Use CO2-Triggered switchable water additive to reversibly emulsify and demulsify diesel. Journal of CO2 Utilization 2018, 26, 239-245. 

9. Wang, J.; Liu, D.; Huang, Z., et al. CO2 responsive wormlike micelles based on sodium oleate, potassium chloride and N,N-dimethylethanolamine. Journal of Dispersion Science and Technology 2018, 39 (11), 1606-1612. 

10. Guan, X.; Liu, D.; Lu, H., et al. CO2 responsive emulsions: Generation and potential applications. Colloids and Surfaces a-Physicochemical and Engineering Aspects 2019, 582.