REFERENCES
1. Pelrine R, Kornbluh R, Pei Q, et al. High-speed electrically actuated elastomers with strain greater than 100%. Science 2000;287:836-9.
2. Wang N, Cui C, Guo H, et al. Advances in dielectric elastomer actuation technology. Sci China Technol Sci 2018;61:1512-27.
3. Carpi F, Salaris C, De Rossi D. Folded dielectric elastomer actuators. Smart Mater Struct 2007;16:S300-5.
4. Conn A, Rossiter J. Towards holonomic electro-elastomer actuators with six degrees of freedom. Smart Mater Struct 2012;21:035012.
5. Cao C, Chen L, Thomas H, et al. On the mechanical power output comparisons of cone dielectric elastomer actuators. IEEE/ASME Trans Mechatron 2021; doi: 10.1109/TMECH.2021.3054460.
6. Zhao H, Hussain A, Duduta M, et al. Compact dielectric elastomer linear actuators. Adv Funct Mater 2018;28:1804328.
7. Luo M, Liu L, Liu C, et al. A single-chamber pneumatic soft bending actuator with increased stroke-range by local electric guidance. IEEE Trans Ind Electron 2020; doi: 10.1109/TIE.2020.3013544.
8. Kofod G, Wirges W, Paajanen M, et al. Energy minimization for self-organized structure formation and actuation. Appl Phys Lett 2007;90:1-4.
9. Wang Y, Gupta U, Parulekar N, et al. A soft gripper of fast speed and low energy consumption. Sci China Technol Sci 2019;62:31-8.
10. Tang C, Li B, Fang H, et al. A speedy, amphibian, robotic cube: resonance actuation by a dielectric elastomer. Sensors Actuators A Phys 2018;270:1-7.
13. Zhao J, Niu J, McCoul D, et al. Phenomena of nonlinear oscillation and special resonance of a dielectric elastomer minimum energy structure rotary joint. Appl Phys Lett 2015;106:133504.
14. Cao C, Gao X, Burgess S, et al. Power optimization of a conical dielectric elastomer actuator for resonant robotic systems. Extrem Mech Lett 2019;35:100619.
15. Chen Y, Zhao H, Mao J, et al. Controlled flight of a microrobot powered by soft artificial muscles. Nature 2019;575:324-9.
16. Ji X, Liu X, Cacucciolo V, et al. An autonomous untethered fast soft robotic insect driven by low-voltage dielectric elastomer actuators. Sci Robot 2019;4:eaaz6451.
17. Li Z, Zhu J, Foo C, et al. A robust dual-membrane dielectric elastomer actuator for large volume fluid pumping via snap-through. Appl Phys Lett 2017;111:212901.
18. Cao C, Gao X, Conn A. A magnetically coupled dielectric elastomer pump for soft robotics. Adv Mater Technol 2019;4:1900128.
19. Shintake J, Rosset S, Schubert B, et al. Versatile soft grippers with intrinsic electroadhesion based on multifunctional polymer actuators. Adv Mater 2016;28:231-8.
20. Gao X, Cao C, Guo J, et al. Elastic electroadhesion with rapid release by integrated resonant vibration. Adv Mater Technol 2019;4:1800378.
21. Li B, Cai Y, Jiang L, et al. A flexible morphing wing by soft wing skin actuation utilizing dielectric elastomer: experiments and electro-aerodynamic model. Smart Mater Struct 2020;29:015031.
22. Gupta U, Godaba H, Zhao Z, et al. Tunable force/displacement of a vibration shaker driven by a dielectric elastomer actuator. Extrem Mech Lett 2015;2:72-7.
23. Jordi C, Michel S, Kovacs G, et al. Scaling of planar dielectric elastomer actuators in an agonist-antagonist configuration. Sensors Actuators A Phys 2010;161:182-90.
24. Gu G, Gupta U, Zhu J, et al. Modeling of viscoelastic electromechanical behavior in a soft dielectric elastomer actuator. IEEE Trans Robot 2017;33:1263-71.
25. Lu T, Huang J, Jordi C, et al. Dielectric elastomer actuators under equal-biaxial forces, uniaxial forces, and uniaxial constraint of stiff fibers. Soft Matter 2012;8:6167.
26. Goh Y, Akbari S, Khanh Vo T, et al. Electrically-induced actuation of acrylic-based dielectric elastomers in excess of 500% Strain. Soft Robot 2018;5:675-84.
27. Zhang J, Chen H, Sheng J, et al. Dynamic performance of dissipative dielectric elastomers under alternating mechanical load. Appl Phys A 2014;116:59-67.
28. Liu F, Sun W, Zhao X, et al. Method towards optimal design of dielectric elastomer actuated soft machines. Sci China Technol Sci 2018;61:959-64.
29. Li B, Zhang J, Chen H, et al. Voltage-induced pinnacle response in the dynamics of dielectric elastomers. Phys Rev E 2016;93:052506.
30. Dai H, Wang L. Nonlinear oscillations of a dielectric elastomer membrane subjected to in-plane stretching. Nonlinear Dyn 2015;82:1709-19.
31. Shintake J, Rosset S, Schubert B, et al. A foldable antagonistic actuator. IEEE/ASME Trans Mechatron 2015;20:1997-2008.
32. Liu L, Chen H, Sheng J, et al. Experimental study on the dynamic response of in-plane deformation of dielectric elastomer under alternating electric load. Smart Mater Struct 2014;23:025037.
33. Li T, Zou Z, Mao G, et al. Electromechanical bistable behavior of a novel dielectric elastomer actuator. J Appl Mech 2013;81:041019.
34. Hau S, Bruch D, Rizzello G, et al. Silicone based dielectric elastomer strip actuators coupled with nonlinear biasing elements for large actuation strains. Smart Mater Struct 2018;27:074003.
35. Lu T, Shi Z, Shi Q, et al. Bioinspired bicipital muscle with fiber-constrained dielectric elastomer actuator. Extrem Mech Lett 2016;6:75-81.
37. Li B, Zhang J, Liu L, et al. Modeling of dielectric elastomer as electromechanical resonator. J Appl Phys 2014;116:124509.
38. Liu L, Li B, Sun W, et al. Viscoelastic effect and creep elimination of dielectric elastomers in adversarial resonance. J Appl Phys 2016;120:164502.
39. Zhang J, Zhao J, Chen H, et al. Dynamic analyses of viscoelastic dielectric elastomers incorporating viscous damping effect. Smart Mater Struct 2017;26:015010.
40. Zhang J, Chen H, Li D. Pinnacle elimination and stability analyses in nonlinear oscillation of soft dielectric elastomer slide actuators. Nonlinear Dyn 2018;94:1907-20.
41. Cao C, Burgess S, Conn A. Toward a dielectric elastomer resonator driven flapping wing micro air vehicle. Front Robot AI 2019;5:1-11.
42. Cao C, Hill T, Conn A. On the nonlinear dynamics of a circular dielectric elastomer oscillator. Smart Mater Struct 2019;28:075020.
43. Sheng J, Chen H, Li B, et al. Nonlinear dynamic characteristics of a dielectric elastomer membrane undergoing in-plane deformation. Smart Mater Struct 2014;23:045010.
45. Cao C, Gao X, Conn A. A compliantly coupled dielectric elastomer actuator using magnetic repulsion. Appl Phys Lett 2019;114:011904.
46. Cao C, Hill T, Conn A, et al. Nonlinear dynamics of a magnetically coupled dielectric elastomer actuator. Phys Rev Appl 2019;12:044033.
47. Zhu J, Cai S, Suo Z. Resonant behavior of a membrane of a dielectric elastomer. Int J Solids Struct 2010;47:3254-62.
48. Hodgins M, Rizzello G, Naso D, et al. An electro-mechanically coupled model for the dynamic behavior of a dielectric electro-active polymer actuator. Smart Mater Struct 2014;23:104006.
49. Forster-Zügel F, Solano-Arana S, Klug F, et al. Dielectric breakdown strength measurements with silicone-based single-layer dielectric elastomer transducers. Smart Mater Struct 2019;28:075042.
50. Gatti G. Uncovering inner detached resonance curves in coupled oscillators with nonlinearity. J Sound Vib 2016;372:239-54.
51. Gatti G, Brennan M. Inner detached frequency response curves: an experimental study. J Sound Vib 2017;396:246-54.
52. Duan C, Singh R. Isolated sub-harmonic resonance branch in the frequency response of an oscillator with slight asymmetry in the clearance. J Sound Vib 2008;314:12-8.
53. Ehrhardt D, Hill T, Neild S. Experimentally measuring an isolated branch of Nonlinear normal modes. J Sound Vib 2019;457:213-26.
54. Hong D, Hill T, Neild S. Conditions for the existence of isolated backbone curves. Proc R Soc A Math Phys Eng Sci 2019;475:20190374.
55. Wagg D, Neild S. Nonlinear vibration with control. Springer-Verlag; 2009.
