以及双金属锡基氧化物与Ti3C2的复合材料,能有效的缓解锡基氧化物的体积膨胀,导电率差的问题.主要内容如下:(1)以SnCl4·5H2O为锡源,采用水热法合成带正电荷的SnO2纳米粒子.通过静电相互作用,带正电荷的SnO2纳米粒子均匀锚定在带负电荷的少层Ti3C2表面,得到了SnO2/Ti3C2复合材料.储锂性能测试表明,SnO2/Ti3C2复合...
其中,蓬松多层的Ti3C2Tx可以作为多硫化锂的物理阻隔层,而CoO和MoO3则是该阻隔层上对多硫化锂进行有效吸附和催化的双功能催化剂。 图1(A)Ti3C2Tx/CoO/MoO3复合材料制备示意图。(B)Ti3C2Tx和(C)Ti3C2Tx/CoO/MoO3的SEM图像。(...
层间和缺陷工程显著影响 Ti3C2Tx MXene 的电导率和电磁干扰 (EMI) 屏蔽。先前的研究优先考虑插层剂的尺寸而不是其与化学亲和力的协同作用,从而限制了插层机制的阐明和层间间距 (d 间距) 的精确控制。在此,我们使用一系列不同尺寸...
新型Ti3C2Tx MXene/n-Si肖特基结光伏电池具有简单的器件结构和简便的制备工 艺. 通过异质结界面改良, 二维材料性能改善等都可大幅提高其光电转 换性能. 经SnCl2水系溶液对MXene层进行处理后, 器件光电转换效率 进一步提升至6.95% (Jsc = 23.04 mA cm−2, Voc = 0.536 V, FF = 56.2%). 经处理后的MX...
Ti3C2Tx MXene基复合材料的设计,制备及其电磁防护性能研究 随着无线通信设备和高频范围雷达探测技术的快速发展,电磁波吸收和屏蔽材料作为一种有效的响应策略在生物防护,隐身技术,通信安全和信息处理技术中的应用引起了极大的关... 梁鹿阳 - 郑州大学 被引量: 0发表: 2022年 Ti3C2Tx MXene基复合材料的设计,制备...
Synthesis of three-dimensional Sn@Ti3C2 by layer-by-layer self-assembly for high-performance lithium-ion storage - ScienceDirectZhilei Wang aJirong Bai a bHaiyang Xu a cGang Chen aShifei Kang dXi Li a cJournal of Colloid and Interface Science...
During the synthesis process, SnCl 2 not only executed as the Lewis acid to etch Ti 3 AlC 2 for obtaining Ti 3 C 2 T x MXene, but could also be in-situ transformed to Sn nanoparticles confined between the Ti 3 C 2 T x MXene layers. The 2D layer-confined effect inhibited the ...
Sn-Ag-Cu-Ti3C2 with excellent adsorption to lubricating oil suppressed the oil film rupture and improved the heat dissipation at the friction interface. The tribochemical reactions were induced by Sn-Ag-Cu and Sn-Ag-Cu-Ti3C2, improving the tribological properties on...
确定出当产物中Ti3A1C2含量最高时的X值;研究结果表明:添加适量的Sn可消除产物中的Ti2A1C,明显促进Ti3A1C2的合成,并且当χ=0.3时,产物中的Ti3A1C2含量最高,比未添加Sn时的含量增加近20%,但Sn的含量继续增加时,Ti3AlC2的含量陡然下降,产物中随之出现大量的Sn,TiC的含量也明显增多;并分析了Sn对合成产物物相...
Sn-Ag-Cu-Ti3C2 with excellent adsorption to lubricating oil suppressed the oil film rupture and improved the heat dissipation at the friction interface. The tribochemical reactions were induced by Sn-Ag-Cu and Sn-Ag-Cu-Ti3C2, improving the tribological properties on the worn surfaces. Under ...