REFERENCES
1. Zhu, P.; Du, H.; Hou, X.; et al. Skin-electrode iontronic interface for mechanosensing. Nat. Commun. 2021, 12, 4731.
2. Guo, Y.; Yin, F.; Li, Y.; Shen, G.; Lee, J. C. Incorporating wireless strategies to wearable devices enabled by a photocurable hydrogel for monitoring pressure information. Adv. Mater. 2023, 35, e2300855.
3. Fang, S.; Zhou, Q.; Zhou, M.; et al. Dual-step photo-induced self-assembled hydrogel for endogenous oral mucosal wound healing. Light. Sci. Appl. 2025, 14, 186.
4. Li, L.; Wang, X.; Gao, S.; et al. High-toughness and high-strength solvent-free linear poly(ionic liquid) elastomers. Adv. Mater. 2024, 36, e2308547.
5. Sun, L.; Wang, W.; Kang, H.; et al. Eel-inspired self-powered hydrogel nerve conduit: a fully degradable scaffold for peripheral nerve repair. Adv. Mater. 2026, 38, e16645.
6. Choi, M.; Kim, Y.; Han, H.; et al. A battery-free, wireless graphene pressure sensor for machine learning-assisted posture classification and VR/AR visualization in smart healthcare environments. Mater. Horiz. 2026, 13, 3814-26.
7. Xu, Q.; Hou, M.; Wang, L.; Zhang, X.; Liu, L. Anti-bacterial, anti-freezing starch/ionic liquid/PVA ion-conductive hydrogel with high performance for multi-stimulation sensitive responsive sensors. Chem. Eng. J. 2023, 477, 147065.
8. Zheng, S.; Liu, A.; Zhang, X.; et al. Penguin skin‐inspired, nanoparticle‐reinforced hydrogels for extreme environment‐resistant piezoionic generation and sensing. Adv. Funct. Mater. 2026, 36, e14944.
9. Ge, Y.; Peng, L.; Cao, X.; Wang, N. Triboelectrically active hydrogel drives self-charging zinc-ion battery and human motion sensing. Nano. Energy. 2024, 126, 109601.
10. Roy, A.; Afshari, R.; Jain, S.; et al. Advances in conducting nanocomposite hydrogels for wearable biomonitoring. Chem. Soc. Rev. 2025, 54, 2595-652.
11. Jiang, L.; Sha, Z.; Zheng, Y.; et al. Bioinspired hydrogels thriving in harsh conditions: where soft materials conquer hard challenges. Prog. Mater. Sci. 2025, 152, 101459.
12. Liu, Y.; Zhang, J.; Wang, D. Preparation schemes and applications of multifunctional PVA composite hydrogels. Chem. Eng. J. 2025, 508, 160946.
13. Xiao, M.; Zhang, X.; Luo, Y.; Xie, R.; Tao, K.; Wu, J. Engineering hydrogel-based conformal epidermal electrodes for human-machine interaction. Soft. Sci. 2025, 5, 40.
14. Shi, Y.; Guan, Y.; Liu, M.; et al. Tough, antifreezing, and piezoelectric organohydrogel as a flexible wearable sensor for human-machine interaction. ACS. Nano. 2024, 18, 3720-32.
15. Wang, W.; Ma, Z.; Hu, Z.; et al. Synergistic enhancement of hole–bridge structure and molecular‐crowding effect in multifunctional eutectic hydrogel strain/pressure sensor for personal rehabilitation training. Adv. Funct. Mater. 2025, 35, 2502844.
16. Zhong, Q.; Zhang, R.; Chen, Y.; et al. A mechanical contraction‐driven hydrogel dressing for pH visualization and tailored acute/chronic wound healing. Adv. Funct. Mater. 2026, 36, e12807.
17. Ke, X.; Mu, X.; Chen, S.; et al. Reduced graphene oxide reinforced PDA-Gly-PVA composite hydrogel as strain sensors for monitoring human motion. Soft. Sci. 2023, 3, 21.
18. Feng, Y.; Wang, S.; Li, Y.; et al. Entanglement in smart hydrogels: fast response time, anti‐freezing and anti‐drying. Adv. Funct. Mater. 2023, 33, 2211027.
19. Qing, M.; Hou, Y.; Xie, Z.; Qu, G.; Chen, M.; Guo, D. Thermal‐triggered polymerizable hydrogels with localized hyperthermia for shrinkage‐driven starvation therapy. Adv. Funct. Mater. 2026, 36, e12839.
20. Tang, J.; Gao, Y.; Li, T.; Qin, R.; Qi, Q.; Meng, F. Thermoresistive network in phase‐transition hydrogel: achieving on/off switchable electromagnetic interference shielding. Adv. Funct. Mater. 2025, 35, 2504959.
21. Li, Z.; Xu, W.; Wang, X.; et al. Fabrication of PVA/PAAm IPN hydrogel with high adhesion and enhanced mechanical properties for body sensors and antibacterial activity. Eur. Polym. J. 2021, 146, 110253.
22. Cui, D.; Sun, Y.; Li, T.; et al. Mechanically robust polyacrylamide/gelatin ionic hydrogels reinforced by sodium alginate for wearable device applications. Adv. Compos. Hybrid. Mater. 2025, 8, 1286.
23. Mu, R.; Gu, G.; Xu, Y.; Xi, Y.; Wei, G. Photo-stimulating dual-network microminiature hydrogels reinforced with silver sulfide nanoparticles for regulated cancer photothermal therapy. Chem. Eng. J. 2025, 510, 161836.
24. Xue, C.; Zhao, Y.; Liao, Y.; Zhang, H. Bioinspired super-robust conductive hydrogels for machine learning-assisted tactile perception system. Adv. Mater. 2025, 37, e2416275.
25. Zhang, X.; Li, D.; Yang, X.; et al. Hydro-locking in hydrogel for extreme temperature tolerance. Science 2025, 387, 967-73.
26. Wu, S.; Liu, Z.; Gong, C.; et al. Spider-silk-inspired strong and tough hydrogel fibers with anti-freezing and water retention properties. Nat. Commun. 2024, 15, 4441.
27. Fang, S.; Zhou, Q.; Yang, S.; et al. Bamboo‐basket‐inspired stepwise modulated hydrogel for multifunctional and extreme‐environment sensing. Adv. Funct. Mater. 2026, 36, e31290.
28. Ren, A.; Jia, L.; Wang, P.; Xiang, T.; Zhou, S. Toughening of anti-freezing ionic hydrogels with Zr4+-dicarboxylic acid coordination complex for low temperature sensing applications. Chem. Eng. J. 2024, 501, 157822.
29. Lv, Z.; Liu, J.; Shen, K.; et al. Elastic polymeric hydrogels via sparse chain entanglements and hydrophobic aggregates. Adv. Funct. Mater. 2026, 36, e23406.
30. Cao, Z.; Han, C.; Zhao, Y.; et al. Multifunctional eutectic hydrogel with antifreezing and self‐powered capabilities for object recognition sensing. Adv. Funct. Mater. 2026, 36, e29024.
31. Ren, J.; Chen, G.; Yang, H.; et al. Super-tough, non-swelling zwitterionic hydrogel sensor based on the hofmeister effect for potential motion monitoring of marine animals. Adv. Mater. 2024, 36, e2412162.
32. Wu, S.; Hua, M.; Alsaid, Y.; et al. Poly(vinyl alcohol) hydrogels with broad-range tunable mechanical properties via the hofmeister effect. Adv. Mater. 2021, 33, e2007829.
33. Hua, M.; Wu, S.; Ma, Y.; et al. Strong tough hydrogels via the synergy of freeze-casting and salting out. Nature 2021, 590, 594-9.
34. Dang, X.; Fu, Y.; Wang, X. Versatile biomass‐based injectable photothermal hydrogel for integrated regenerative wound healing and skin bioelectronics. Adv. Funct. Mater. 2024, 34, 2405745.
35. Yan, C.; Wang, Y.; Deng, X.; Xu, Y. Cooperative chloride hydrogel electrolytes enabling ultralow-temperature aqueous zinc ion batteries by the hofmeister effect. Nanomicro. Lett. 2022, 14, 98.
36. Xu, C.; Wang, W.; Feng, Y.; et al. Continuous piezoionicity-driven electromechanical coupling in mechanically robust conductive eutectogels. Nat. Commun. 2025, 17, 501.
37. Zhao, X.; Guo, Q.; Gao, C.; Nie, S.; Sun, R. Bioinspired extreme environment adaptive hydrogel enabled by weakening hydrogen bonding. Nano. Energy. 2025, 136, 110748.
38. Cui, Z.; Xu, T.; Yao, T.; et al. Tailoring acid-salt hybrid electrolyte structure for stable proton storage at ultralow temperature. Adv. Mater. 2025, 37, e2412104.
39. Wang, X.; Ma, Z.; Xu, S.; Zheng, D.; Bai, B.; Zong, S. Hofmeister effect induced water activation of hydrogel and its applications for the accelerated solar evaporation in brine. Water. Res. 2025, 268, 122709.
40. Wang, D.; Zhao, D.; Chang, L.; et al. Interface engineering of electron-ion dual transmission channels for ultra-long lifespan quasi-solid zinc-ion batteries. Energy. Storage. Mater. 2025, 74, 103903.
41. Jung, S.; Choi, Y. G.; Choi, B.; et al. Boron-stabilized anisotropic water-in-polymer salt electrolyte with an exceptionally low salt concentration by hofmeister effect for aqueous lithium-ion batteries. Small 2025, 21, e2502776.







