1. 毕业设计（论文）的内容和要求
铅在自然界中广泛分布，在地壳中的含量达0.0016%，而环境水体中的铅污染物主要来自于人类活动，特别是各种工业活动和交通运输。
铅能被降解，能够通过呼吸道及消化道进入人体，一部分会以蛋白质复合物、可溶性盐或者离子形态随血液在生物体内循环，另外 95%不可溶磷酸铅会在骨骼中沉积。
由于铅是一种多亲和性有毒物质，能对人体内多系统产生影响，最终造成多脏器不可逆性损伤和疾病。
2. 参考文献
1. 杜毅. 二硫化钼/还原氧化石墨烯的制备及其对Pb(Ⅱ)和U(Ⅵ)的吸附性能研究. 南华大学，硕士学位论文, 2017.2. 孙华婷. 微/纳结构MoS2及其复合材料对重金属污染物（Cr、Pb、Cu）的去除研究. 安徽大学，硕士学位论文, 2018..3. Ai, K.; Ruan, C.; Shen, M.; Lu, L., MoS2 Nanosheets with Widened Interlayer Spacing for High-Efficiency Removal of Mercury in Aquatic Systems. Adv. Funct. Mater. 2016, 26 (30), 5542-5549.4. Wang, J.; Zhang, W.; Yue, X.; Yang, Q.; Liu, F.; Wang, Y.; Zhang, D.; Li, Z.; Wang, J., One-pot synthesis of multifunctional magnetic ferriteMoS2carbon dot nanohybrid adsorbent for efficient Pb(II) removal. Journal of Materials Chemistry A 2016, 4 (10), 3893-3900. 5. 李晓丽: 聚合物基新型复合吸附材料的制备及对水体中重金属污染物的吸附性能研究. 2013.6. Wang, Z.; Mi, B., Environmental Applications of 2D Molybdenum Disulfide (MoS2) Nanosheets. Environ. Sci. Technol. 2017, 51 (15), 8229-8244.7. Wang, Q.; Peng, L.; Gong, Y.; Jia, F.; Song, S.; Li, Y., Mussel-inspired Fe3O4@Polydopamine(PDA)-MoS2 coreshell nanosphere as a promising adsorbent for removal of Pb2 from water. J. Mol. Liq. 2019, 282, 598-605.8. Zhang Q, Pan B, Zhang W, Pan B, Lv L, Wang X, Wu J, Tao X: Selective removal of Pb (II), Cd (II), and Zn (II) ions from waters by an inorganic exchanger Zr (HPO3)2. J Hazard Mater 2009, 170(2):824-828.9. Fu, W.; Chen, H.; Yang, S.; Huang, W.; Huang, Z., Poly(diallyldimethylammonium-MoS4) based amorphous molybdenum sulphide composite for selectively mercury uptake from wastewater across a large pH region. Chemosphere 2019, 232, 9-17.10. Hua M, Jiang Y, Wu B, Pan B, Zhao X, Zhang Q: Fabrication of a new hydrous Zr(IV) oxide-based nanocomposite for enhanced Pb(II) and Cd(II) removal from waters. ACS Appl Mater Interfaces 2013, 5(22):12135-12142.11. Liu, R.; Wang, Y.; Liu, D.; Zou, Y.; Wang, S., Water‐Plasma‐Enabled Exfoliation of Ultrathin Layered Double Hydroxide Nanosheets with Multivacancies for Water Oxidation. Adv. Mater. 2017, 29, (30), 1701546.12. Zhang, Q.; Yang, Q.; Phanlavong, P.; Li, Y.; Wang, Z.; Jiao, T.; Peng, Q., Highly Efficient Lead(II) Sequestration Using Size-Controllable Polydopamine Microspheres with Superior Application Capability and Rapid Capture. Acs Sustainable Chemistry Sim, A.; Urban, J. J.; Mi, B., Removal and Recovery of Heavy Metal Ions by Two-dimensional MoS2 Nanosheets: Performance and Mechanisms. Environ. Sci. Technol. 2018.14. Zhu, H.; Tan, X.; Tan, L.; Chen, C.; Alharbi, N. S.; Hayat, T.; Fang, M.; Wang, X., Biochar Derived from Sawdust Embedded with Molybdenum Disulfide for Highly Selective Removal of Pb2 . ACS Applied Nano Materials 2018, 1 (6), 2689-2698.15. Zhang, Q.; Du, Q.; Hua, M.; Jiao, T.; Gao, F.; Pan, B., Sorption enhancement of lead ions from water by surface charged polystyrene-supported nano-zirconium oxide composites. Environ. Sci. Technol. 2013, 47, (12), 6536-6544. 16. Manos, M. J.; Kanatzidis, M. G., Metal sulfide ion exchangers: superior sorbents for the capture of toxic and nuclear waste-related metal ions. Chem. Sci. 2016, 7 (8), 4804-4824.
