sunxh@tju.edu.cn
材料科学与工程
北洋****青年骨干教师称号
副教授
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基于电容效应增强和电极稳定的多孔复合金属硫化物电子/离子协同输运性能研究

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基于SEI膜防护及载流子协同的多级孔碳-金属氧化物纳米编织钠离子电池负极材料

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有序介孔金属氧化物材料的形貌和结晶度双向调变及与其应用性能间的关系研究

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基于协同增效机制的氮掺杂改性石墨烯复合多级孔三氧化二铁负极材料构筑及锂电性能研究

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纳米尺寸载流子加强碳包覆介孔LiMnPO4合成及锂电性能

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基于纳米尺寸载流子加强的碳包覆介孔LiMnPO4可控合成及其储锂性能研究
一种通过在溶剂热法合成中使用搅拌来减小磷酸锰锂晶体尺寸的方法

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一种制备高分散LiMnPO4纳米片的方法

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一种制备棒状纳米磷酸锰锂材料的方法

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制备钴酸锰组装微球材料及方法

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制备均匀碳包覆磷酸钒钠材料的方法

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制备钴酸锰空心微球材料及方法

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制备钴酸锰纳米八面体材料及方法
本发明提供了一种制备小尺寸纳米磷酸锰锂材料的方法，是在溶剂热法合成过程中加入搅拌，一步制备小尺寸的纳米磷酸锰锂材料。通过在溶剂热法合成过程中使用搅拌的工艺，可以加快离子的迁移和扩散，是其快速成核，增加成核中心的数目，并减少不均匀成核的现象，实现减小合成产物晶体尺寸的目的。

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本发明提供一种制备高分散磷酸锰锂纳米材料的方法。配制H3PO4水溶液的乙二醇溶液，配制LiOH？H2O的乙二醇溶液，两者滴加完毕后，得到白色悬浮液；再将配制MnSO4？H2O的乙二醇溶液滴加到白色悬浮液中；加入油酸搅拌均匀形成前驱体混合液；将前驱体混合液转移到聚四氟乙烯水热反应釜内衬中，加热到180 ℃，保温6 - 10 h；反应结束后，室温下冷却、洗涤后得到产物。

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本发明提供一种制备棒状纳米磷酸锰锂材料的方法，使用油酸作为生长助剂，采用溶剂热法一步制备具有均一尺寸的棒状纳米磷酸锰锂材料。通过控制前驱体溶液中H3PO4的含量来合成棒状的纳米LiMnPO4材料。H3PO4的含量会影响前驱体溶液的PH值，从而影响前驱体溶液中Li+、PO43+和Mn2+的溶解度。

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本发明提供了一种制备钴酸锰组装微球材料及方法， 将Mn(NO3)2和Co(NO3)2？6H2O溶于去离子水中，加入无水乙醇，去离子水和无水乙醇体积比为1:2-1:0.5；向溶液中加入十二烷基苯磺酸钠，硝酸盐与十二烷基苯磺酸钠的摩尔比为1:2~1:0.2，混合均匀，之后转移到水热反应釜中反应；开釜后离心分离沉淀物，用去离子水和酒精洗涤，然后在60-80℃下干燥；将洗涤干燥后的沉淀物置于马弗炉中升至600℃，再保温4-6h煅烧得到钴酸锰纳米微粒组装成的微球材料。

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本发明提供一种制备均匀碳包覆磷酸钒钠材料的方法； 将V2O5、NH4H2PO4和Na2CO3或NH4VO3、H3PO4和Na2CO3溶于蒸馏水中； Na3V2(PO4)3与葡萄糖的摩尔比为2:3~4:3混合均匀；将上述溶液转移到水热反应釜中，进行苷化反应；室温下冷却后开釜，将得到的悬浊液超声使其分散均匀，然后在水浴下磁力搅拌蒸发水分得到溶胶，溶胶在烘箱中干燥得到凝胶；将上述凝胶充分研磨并在氩气中预烧；再次充分研磨，在氩气中煅烧得到均匀碳包覆的Na3V2(PO4)3材料。

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本发明提供了一种制备钴酸锰空心微球材料及方法，将Mn(NO3)2和Co(NO3)2？6H2O溶于去离子水中， 加入无水乙醇，混合均匀;向溶液中加入尿素，转移到水热反应釜中反应；离心分离沉淀物，用去离子水和酒精洗涤，然后干燥；置于马弗炉中升至600℃，再保温4-6h煅烧得到钴酸锰纳米针组装成的空心微球材料。制备钴酸锰空心微球材料纳米针直径≤30nm，空心微球直径在微米级（≤6μm）。

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本发明提供了一种制备钴酸锰纳米八面体材料及方法， 将Mn(NO3)2、Co(NO3)2？6H2O溶于去离子水中，加入无水乙醇；向溶液中加入聚乙二醇单辛基苯基醚，硝酸盐与聚乙二醇单辛基苯基醚的摩尔比为1:4~1:0.25，然后转移到水热反应釜中反应；开釜后离心分离沉淀物，用去离子水和酒精洗涤，然后在60-80℃下干燥得到钴酸锰八面体材料。制备的钴酸锰纳米八面体材料粒子尺寸小于等于400nm。钴酸锰纳米八面体材料用作锂离子电池。
Nitrogen-Doped Graphene Coated FeS2 Microsphere Composite as High-Performance Anode Materials for Sodium-Ion Batteries Enhanc

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Large-scale synthesis of nitrogen-rich hierarchically porous carbon as anode for lithium-ion batteries with high capacity and

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A Facile Synthesis of Nitrogen-Doped Hierarchical Porous Carbon with Hollow Sphere Structure for High Performance Supercapaci

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MnS hollow microspheres combined with carbon nanotubes for enhanced performance sodium-ion battery anode

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One-Pot Hydrothermal Synthesis of ZnS Nanospheres Anchored on 3D Conductive MWCNTs Networks as High-Rate and Cold-Resistant A

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SnS2 quantum dots uniformly anchored on dispersed S-doped graphene as high-rate anodes for sodium-ion batteries

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Controllable synthesis of tunable few-layered MoS2 chemically bonding with in situ conversion nitrogen-doped carbon for ultra

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Nitrogen-rich hierarchically porous carbon as a high-rate anode material with ultra-stable cyclability and high capacity for

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Mesoporous Graphitic Carbon-Encapsulated Fe2O3 Nanocomposite as High-Rate Anode Material for Sodium-Ion Batteries

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High-rate FeS2/CNT neural network nanostructure composite anodes for stable, high-capacity sodium-ion batteries

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Highly reversible and fast sodium storage boosted by improved interfacial and surface charge transfer derived from the synerg

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A simple one-pot strategy of synthesizing ultrafine SnS2 nanoparticles/graphene composites as anodes for lithium/sodium-ion b

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Large-scale and Template-free Synthesis of Hierarchically Porous MnCo2O4.5 as Anode Material for Lithium-ion Batteries with E

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Sandwich Nanostructured LiMnPO4/C as Enhanced Cathode Materials for Lithium-ion Batteries

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Perchlorate ion doped polypyrrole coated ZnS sphere composites as a sodium-ion battery anode with superior rate capability en

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Fabrication of porous carbon sphere@SnO2@carbon layer coating composite as high performance anode for sodium-ion batteries

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Enhanced electrochemical performance of SnS nanoparticles/CNTs composite as anode material for sodium-ion battery

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Enhanced Gas-Sensing Performance of Fe-Doped Ordered Mesoporous NiO with Long-Range Periodicity

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Calcination System-induced Nanocasting Synthesis of Uniform Co3O4 Nanoparticles with High Surface Area and Enhanced Catalytic

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Preparation of Nanoscale Fe2O3/KIT-6 Mesoporous Structure Catalysts for Heterogeneous Fenton Degradation of Methylene Blue

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An ordered mesoporous Ag superstructure synthesized via a template strategy for surface-enhanced Raman spectroscopy

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Double-shelled Hollow Na2FePO4F/C Spheres Cathode for High Performance Sodium ion Batteries

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Synthesis and characterization of a phytic acid/mesoporous 45S5 bioglass composite coating on a magnesium alloy and degradati

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Treatment of dye wastewater nanofiltration concentrates containing high level anions by pH sensitive nano-size Fe(III)@silica

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Color removal for simulated nanofiltration concentrates of dye wastewater with iron ion supported nano-size silica microgel F

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Synthesis of carbon coated Na2FePO4F as cathode materials for high-performance sodium ion batteries

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Specifically enhancement of heterogeneous Fenton-like degradation activities for ofloxacin with synergetic effects of bimetal

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Highly Porous Fe2O3/KIT-6 with Mg Substitution for Heterogeneous Fenton Oxidation of Imidacloprid with Enhanced Catalytic Act