Unlocking the Synergistic Impact of Laser Texturing and Ti3C2Tx MXene Coatings - Substrate-Specific Tribological Insights

Data for the Main Article:
Figure 1. Schematic illustration of the overall idea. Light microscopy images from laser-textured AISI 304 steel samples.
Figure 2. Coefficient of friction (COF) vs. time curves for the polished AISI 304 steel reference (SRef) and steel samples
Figure 3. Coefficient of friction (COF) vs. time records for the polished TiAl6V4 substrates (TRef) and TiAl6V4 samples.
Figure 4. Laser confocal microscopy measurement procedure.
Figure 5. Exemplary scanning electron microscopy images.
Figure 6. Scanning electron microscopy images and EDX point analyses on the wear track together with Corresponding Raman spectra for the AISI 304 steel and TiAl6V4 surfaces.
Figure 7. Focused ion beam (FIB) cross-section of an MXene-coated TiAl6V4 and steel sample with the corresponding position for FIB cutting in the center of the wear track as well as the prepared TEM lamella.
Figure 8. Transmission electron microscopy (TEM)-EDX analysis for MXene-coated steel and TiAl6V4 surfaces
Figure 9. High-resolution TEM images of a wear track in the AISI 304 steel sample with a 6 µm line-like laser texture and MXene-coated and TiAl6V4 sample with a laser pocket (15 µm line-like pattern with MXene coating) revealing a demixing of the MXenes with a clearly visible carbon layer in the middle of the pocket.

Data for the Supporting Information:
Figure 1: Atomic illustration of Ti3C2Tx
Table 1: Summary of the used sSample labeling of study portfolioin this study.
Table 2: Average depth values for each textured sample in the scope of thethis study.
Figure 2: Selected areas for Raman measurements discussed in the mail article Figure. 6
Figure 3: Bright-field image of multi-layer MXenes embedded in the laser-pocket of TiAl6V4 sample shown in Figure 7a2 with detail of demixing with carbon and MXene layers.
Figure 4: Energy dispersive spectroscopy results for the laser pocket in Figure 7a2 that shows a) pronounced carbon peak inside the pocket, b) notable titanium and carbon signals in the MXene layer as well as c) titanium and vanadium peaks for the TiAl6V4 substrate .
Figure 5: Bright-field image of MXene layers in laser-pocket of AISI 304 sample, shown in Figure 7b2 illustrating the ongoing bending and folding of the MXene layers.

{'Data for the Main Article': {'Figure 1': '图1. 整体概念的示意图。激光纹理化的AISI 304不锈钢样品的荧光显微镜图像。', 'Figure 2': '图2. 磨光AISI 304不锈钢参考（SRef）和钢样品的摩擦系数（COF）随时间变化曲线。', 'Figure 3': '图3. 磨光TiAl6V4基板（TRef）和TiAl6V4样品的摩擦系数（COF）随时间记录。', 'Figure 4': '图4. 激光共聚焦显微镜测量程序。', 'Figure 5': '图5. 典型的扫描电子显微镜图像。', 'Figure 6': '图6. 扫描电子显微镜图像和EDX点分析，以及对AISI 304钢和TiAl6V4表面的对应拉曼光谱的磨损轨迹。', 'Figure 7': '图7. MXene涂层TiAl6V4和钢样品的聚焦离子束（FIB）横截面，以及FIB切割在磨损轨迹中心的对应位置，以及制备的透射电子显微镜（TEM）薄膜。', 'Figure 8': '图8. MXene涂层钢和TiAl6V4表面的透射电子显微镜（TEM）-EDX分析。', 'Figure 9': '图9. AISI 304钢样品中磨损轨迹的高分辨率TEM图像，具有6 µm线状激光纹理，以及MXene涂层和TiAl6V4样品的激光口袋（15 µm线状图案带有MXene涂层），揭示了MXene的分离及口袋中明显可见的碳层。', 'Data for the Supporting Information': {'Figure 1': '图1：Ti3C2Tx的原子示意图。', 'Table 1': '表1：本研究中使用的样品标记研究组合概要。', 'Table 2': '表2：本研究范围内每个纹理样品的平均深度值。', 'Figure 2': '图2：邮件文章图6中讨论的拉曼测量选区。', 'Figure 3': '图3：图7a2中TiAl6V4样品激光口袋中嵌入的多层MXene的明场图像，以及与碳和MXene层分离的细节。', 'Figure 4': '图4：图7a2中激光口袋的能量色散光谱（EDS）结果，显示a）口袋内明显的碳峰，b）MXene层中的显著钛和碳信号，以及c）TiAl6V4基板的钛和钒峰。', 'Figure 5': '图5：图7b2中AISI 304样品激光口袋中的MXene层明场图像，展示了MXene层的持续弯曲和折叠。'}}}