论文标题

ti $ _3 $ c $ _2 $ t $ _x $ nano-sheets(mxenes)的潜力,用于纳米级固体润滑,摩擦力显微镜显示

The Potential of Ti$_3$C$_2$T$_X$ Nano-sheets (MXenes) for Nanoscale Solid Lubrication Revealed by Friction Force Microscopy

论文作者

Rodriguez, A., Jaman, M. S., Acikgoz, O., Wang, B., Yu, J., Grutzmacher, P. G., Rosenkranz, A., Baykara, M. Z.

论文摘要

ti $ _3 $ c $ _2 $ t $ _x $纳米纸(MXENES)是一类新兴的二维材料,具有从纳米到纳米到马克斯科的范围,具有较长的尺度。尽管尚未详细探讨他们对这种新材料的兴趣,但其纳米级摩擦特性,尤其是它们在纳米级上进行固体润滑的潜力尚未详细探讨。在这种简短的交流中,我们以mxenes的纳米级摩擦特性的形式提出了第一个结果,该形式是在隔离的ti $ _3 $ _3 $ _3 $ _2 $ _2 $ _x $ _x $ _x $ _x $ _x $ nano-sheet上获得的摩擦地图,该摩擦性通过摩擦力显微镜验证了硅二氧化碳底物。我们的实验表明,很少有Ti $ _3 $ c $ _2 $ _2 $ _x $纳米片确实是纳米级上的固体润滑剂,从而减少了二氧化硅底物上的摩擦,尽管不如少层素晶烯有效。此处报道的结果为进一步研究铺平了道路,重点是纳米级固体润滑,由ti $ _3 $ c $ _2 $ _2 $ t $ _x $(mxene)纳米片。

Ti$_3$C$_2$T$_X$ nano-sheets (MXenes) are an emerging class of two-dimensional materials with outstanding potential to be employed in energy storage, catalysis, and triboelectric applications, on length scales ranging from the nano- to macroscopic. Despite rapidly accelerating interest in this new class of materials, their nanoscale frictional properties and in particular, their potential for solid lubrication on the nanoscale, have not been explored in detail yet. In this short communication, we present the first results on the nanoscale frictional characteristics of MXenes, in the form of a friction map obtained on an isolated Ti$_3$C$_2$T$_x$ nano-sheet deposited on a silicon dioxide substrate via friction force microscopy. Our experiments reveal that few-layer Ti$_3$C$_2$T$_x$ nano-sheets indeed act as solid lubricants on the nanoscale, reducing friction on the silicon dioxide substrates, although not as effectively as few-layer graphene. The results reported here pave the way for further studies focusing on nanoscale solid lubrication achieved by Ti$_3$C$_2$T$_X$ (MXene) nano-sheets.

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