Science Robotics

The PDF file includes:

• Fig. S1. Schematic representation for synthesis of Ti₃C₂T_x and morphological images.
• Fig. S2. Ionically cross-linked MXene-PP electrode.
• Fig. S3. FTIR spectra of all MXene materials.
• Fig. S4. Chemical and structural characterization of all AWIS actuator electrodes.
• Fig. S5. Fabrication of actuators and electrochemical CV results.
• Fig. S6. Actuation performance of neat Ti₃C₂T_x MXene–based ionic soft actuator under various input voltages at a frequency of 0.1 Hz.
• Fig. S7. Actuation performances of T1PP2 and T1PP4 AWIS actuators.
• Fig. S8. Comparison graph for power consumption–strain dependency of MXene-based actuator compared with other soft actuators.
• Fig. S9. Durability results of all actuators.
• Table S1. Mechanical properties of PP, T1PP4, and T1PP2 electrodes.
• Table S2. Comparison of blocking force for ionic soft actuators.
• Table S3. Comparison of bending strain for ionic soft actuators.
• References (49–52)

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Other Supplementary Material for this manuscript includes the following:

• Movie S1 (.mp4 format). Kinetic art demonstration of origami-inspired narcissus flower robot.
• Movie S2 (.mp4 format). Kinetic art demonstration of dancing butterfly robots .
• Movie S3 (.mp4 format). Kinetic art demonstration of dancing leaves.