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Publications

2024

On-Scalp Srinting of Personalized Electroencephalography E-Tattoos
L. S. Vasconcelos, Y. Yan, P. Maharjan, S. Kumar, M. Zhang, B. Yao, H. Li, S. Duan, E. Li, E. Williams, S, Tiku, P. Vidal, R. S. Solorzano-Vargas, W. Hong, Y. Du, Z. Liu, F. Iwane, C. Block, A. T. Repetski, P. Tan, P. Wang, M. G. Martín, J. R. Millán*, Ximin He*, Nanshu Lu*
Cell Biomaterials, 2024, 0:0, DOI: 10.1016/j.celbio.2024.100004.
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Featured by:
Science Daily: Temporary tattoo printed directly on the scalp offers easy, hair-friendly solution for measuring brainwaves
Science News: Electronic ‘tattoos’ offer an alternative to electrodes for brain monitoring
Hydrogel-Based Soft Bioelectronics for Personalized Healthcare
C. Zhang, C. Chen, S. Duan, Y. Yan, P. He, X. He*
Med-X, 2024, 2:20, DOI: 10.1007/s44258-024-00036-0.
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Antagonistic-Contracting High-Power Photo-Oscillators for Multifunctional Actuations
Y. Zhao, Z. Liu, P. Shi, C. Chen, Y. Alsaid, Y. Yan, X. He*
Nature Materials, 2024, 1476-4660, DOI: 10.1038/s41563-024-02035-3.
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Microstructure-Reconfigured Graphene Oxide Aerogel Metamaterials for Ultrarobust Directional Sensing at Human–Machine Interfaces
Y. Wang, Z. Qin, D. Wang, D. Liu, Z. Wang, A. Jazzar, P. He, Z. Guo, X. Chen, C. Jia, X. He*, X. Zhang*, B. B. Xu*, F. Chen*
Nano Letters, 2024, 1530-6984, DOI: 10.1021/acs.nanolett.4c03706.
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MXene/Nitrogen-Doped Carbon Nanosheet Scaffold Electrode toward High-Performance Solid-State Zinc Ion Supercapacitor
A. Chen, H. Wei*, Z. Peng, Y. Wang, S. Akinlabi, Z. Guo, F. Gao*, S. Duan, X. He*, C. Jia, B. B. Xu*
Small, 2024, 2404011, DOI: 10.1002/smll.202404011.
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Highly Stretchable, Low-Hysteresis, and Adhesive TA@MXene-Composited Organohydrogels for Durable Wearable Sensors
Y. Liu, G. Tian, Y. Du, P. Shi, N. Li, Y. Li, Z. Qin*, T. Jiao*, X. He*
Advanced Functional Materials, 2024, 2315813, DOI:10.1002/adfm.202315813.
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Tough, Waterproofing, and Sustainable Bio-Adhesive Inspired by the Dragonfly Wing
Y. Zhou, J. Luo, Q. Jing, S. Ge*, S. Chen, Z. Guo, J. Li*, Z. Liu, P. He, X. He*, B. B. Xu*
Advanced Functional Materials, 2024, 2406557, DIO:10.1002/adfm.202406557.
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2023

Fast and Facile Liquid Metal Printing via Projection Lithography for Highly Stretchable Electronic Circuits
D. Wu, S. Wu, P. Narongdej, S. Duan, C. Chen, Y. Yan, Z. Liu, W. Hong, I. Frenkel, X. He*
Advanced Materials, 2023, 2307632, DOI:10.1002/adma.202307632.
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Anti-Swelling, High-Strength, Anisotropic Conductive Hydrogel with Excellent Biocompatibility for Implantable Electronic Tendon
N. Li, Q. Yu, S. Duan, Y. Du, X. Shi, X. Li, T. Jiao*, Z. Qin*, X. He*
Advanced Functional Materials, 2023, 2309500, DOI:10.1002/adfm.202309500.
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Painting on Programmable Reconfigurable Metastructures
Z. Liu, X. He*
Nature Materials, 2023, 22, 1171–1172, DOI:10.1038/s41563-023-01668-0.
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Sustainable Ultra-strong Thermally Conductive Wood-based Antibacterial Structural Materials with Anti-corrosion and Ultraviolet Shielding
H. Ye, Y. Shi, B. B. Xu*, Z. Guo, W. Fan, Z. Zhang, D. M. Mulvihill, X. Zhang, P. Shi, X. He*, S. Ge*
EcoMat, 2023, e12420, DOI:10.1002/eom2.12420.
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Water-assisted Strong Underwater Adhesion via Interfacial Water Removal and Self-adaptive Gelation
C. Qin, Y. Ma*, Z. Zhang, Y. Du, S. Duan, S. Ma, X. Pei, B. Yu, M. Cai, X. He*, F. Zhou*
PNAS, 2023, 120 (31), e2301364120, DOI: 10.1073/pnas.2301364120.
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Bioinspired Design Toward Nanocellulose-based Materials
X. Zhao*, S. Bhagia, D. G.-Maldonado, X. Tang, S. Wasti, S. Lu, S. Zhang, M. Parit, M. L. Rencheck, M. Korey, H. Jiang, J. Zhu, X. Meng, M. E. Lamm, K. Copenhaver, M. S. Peresin, L. Wang, H. Tekinalp, G. Yang, V. Kumar, G. Chen, K. Nawaz, X. C. Chen, U. Vaidya, A. J. Ragauskas, E. Webb, D. J. Gardner, P. He, X. He, K. Li*, S. Ozcan*
Materials Today, 2023, 66, 409-430, DOI: 10.1016/j.mattod.2023.04.010.
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A Roadmap Review of Thermally Conductive Polymer Composites: Critical Factors, Progress, and Prospects
Z. Wang, Z. Wu*, L. Weng, S. Ge*, D. Jiang, M. Huang, D. M. Mulvihill, Q. Chen, Z. Guo, A. Jazzar, X. He*, X. Zhang, B. B. Xu*
Advanced Functional Materials, 2023, 2301549, DIO: 10.1002/adfm.202301549.
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Photothermal Strategies for Ice Accretion Prevention and Ice Removal
T. Hao, D. Wang; X. Chen; A. Jazzar, P. Shi, C. Li, H. Wang, X. He*, Z. He*
Applied Physics Reviews. 2023, 10, 021317, DOI: 10.1063/5.0148288.
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Featured by:
AIP Publishing Scilight: Developments in photothermal conversion could lead to safer, more efficient deicing
Sunlight-Powered Self-Excited Oscillators for Sustainable Autonomous Soft Robotics
Y. Zhao, Q. Li, Z. Liu, Y. Alsaid, P. Shi, M. Khalid Jawed, X. He*
Science Robotics. 2023 Apr 19;8(77):eadf4753, DOI: 10.1126/scirobotics.adf4753.
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A Universal Interfacial Strategy Enabling Ultra-Robust Gel Hybrids for Extreme Epidermal Bio-Monitoring
Z. Wang, D. Wang, D. Liu, X. Han, X. Liu, H. Torun, Z. Guo, S. Duan, X. He, X. Zhang*, B. B. Xu*, F. Chen*
Advanced Functional Materials. 2023, 2301117, DOI: 10.1002/adfm.202301117.
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Tough Hydrogel Electrolytes for Anti-freezing Zinc Ion Batteries
Y. Yan, S. Duan, B. Liu, S. Wu, Y. Alsaid, B. Yao, S. Nandi, Y. Du, T.-W. Wang, Y. Li, X. He*
Advanced Materials. 2023:2211673, DOI: 10.1002/adma.202211673.
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Vanadyl ethylene glycolate: A novel organic-inorganic electrode material for rechargeable aqueous aluminum-ion battery
S. Nandi, Y. Yan, X. Yuan, C. Wang, X. He, Y. Li*, S. K. Das*
Solid State Ionics, 2023, 389, 116085, DOI: 10.1016/j.ssi.2022.116085.
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2022

Liquid crystal elastomer composite-based photo-oscillator for microrobots
P. Shi, Y. Zhao, Z. Liu, X. He*
Journal of Composite Materials, 2022;0(0), DOI:10.1177/00219983221146618.
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Bubble-Channeling Electrophoresis of Honeycomb-Like Chitosan Composites
B.H.Huang, L.J.Chen, Y.J.Chiou, G.Whang, Y.Luo, Y.Yan, K.H.Wei, X.He, B.Dunn*, P.W.Wu*
Advanced Science, 2022, 2203948, DOI: 10.1002/advs.202203948.
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Investigation of Mechanical Properties in PVA Hydrogels Due to Cation Interactions Described by Reactive Forcefield Based Molecular Dynamics Simulations
J.A. Schulze, M. Kowalik, M. Hua, S. Wu, Y. Alsaid, X. He, A.C.T. van Duin*
JOM, 2022 Sep 12, 1-8, DOI: 10.1007/s11837-022-05482-y.
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Ultrastrong, Highly Conductive and Capacitive Hydrogel Electrode for Electron-ion Transduction
B. Yao, Y. Yan, Q. Cui, S. Duan, Y. Du, Y. Zhao, D. Wu, C. Wang, Y. Du, Y. Zhao, D. Wu, S. Wu, X. Zhu, T. Haisi, X. He*
Matter, 2022, 5, 1–18, DOI: 10.1016/j.matt.2022.09.004.
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Featured by:
UCLA Samueli Newsroom: New Flexible Polymer Hydrogel Electrode Makes for Improved Bioelectronics
CNSI Featured News: New Flexible Polymer Hydrogel Electrode Makes for Improved Bioelectronics
Tough, Anti-freezing and Ionic Conductive Hydrogels
S. Wu, T.-W. Wang, Y. Du, B. Yao, S. Duan, Y. Yan, M. Hua, Y. Alsaid, X. Zhu, X. He*
NPG Asia Materials, 2022, 14, 65, DOI: 10.1038/s41427-022-00410-7.
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Tuning Structural and Mechanical Anisotropy of PVA Hydrogels
S. Duan, Z. Liu, S. Wu, M. Hua, X. He*
Mechanics of Materials, 2022, 104411, DOI: 10.1016/j.mechmat.2022.104411.
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Room-temperature Annealing-free Gold Printing via Anion-assisted Photochemical Deposition
D. Wu, B. Yao, S. Wu, H. Hingorani, Q. Cui, M. Hua, I. Frenkel, Y. Du, T. K. Hsiai, X. He*
Advanced Materials, 2022, 6, 2201772. DOI: 10.1002/adma.202201772.
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Transparent, Photothermal, and Icephobic Surfaces via Layer-by-layer Assembly
S. Wu, Z. Liang, Y. Li, S. Chay, Z. H*e, S. Tan, J. Wang, X. Zhu*, He X*
Advanced Science, 2022, 9, 2105986. DOI: 10.1002/advs.202105986.
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Flexible Patch with Printable and Antibacterial Conductive Hydrogel Electrodes for Accelerated Wound Healing
C. Wang, X. Jiang, H.Kim, S. Zhang, X. Zhou, Y. Chen, H. Ling, Y. Xue, Z. Chen, M. Qu, L. Ren, J. Zhu, A. Libanori, Y. Zhu, H. Kang, S. Ahadian, M. R. Dokmeci, P. Servati, X. He, Z. Gu, W. Sun*, A. Khademhosseini*
Biomaterials, 2022, 285, 1214179, DOI: 10.1016/j.biomaterials.2022.121479
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Continuously Growing Multi-layered Hydrogel Structures with Seamless Interlocked Interface
R. Xu, M. Hua, S. Wu, S. Ma, Y. Zhang, L. Zhang, B. Yu, M. Cai, X. He, F. Zhou
Matter, 2022, 5(2), 634-653, DOI: 10.1016/j.matt.2021.11.018.
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High-stability Conducting Polymer-based Conformal Electrodes for Bio-/iono-electronics
B. Yao, L. de Vasconcelos, Q. Cui, A. Cardenas, Y. Yan, Y. Du, D. Wu, S. Wu, T. K. Hsiai, N. Lu, X. Zhu, X. He*
Materials Today, 2022, 53, 84-97, DOI:10.1016/j.mattod.2021.12.002.
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Effects of Hydrolysis Degree on the Formation of Ferroelectric-core Fillers and the Electric Performance of Polyvinyl Alcohol Composites
Y. Yang, L. Huang, Y. Zhao, Z. Yan, X. He*, X. Cai*
Composites Science and Technology, 2022, 218, 109147, DOI:10.1016/j.compscitech.2021.109147.
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Stimuli-Responsive Polymers for Soft Robotics
Y. Zhao, M. Hua, Y. Yan, S. Wu, Y. Alsaid, X. He*
Annual Review of Control, Robotics, and Autonomous Systems, 2022, 5, 515-545, DOI:10.1146/annurev-control-042920-014327.
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Photodriven Self-Excited Hydrogel Oscillators
C. Xuan, Y. Zhou, Y. Zhao, X. He, L. Jin*
Physical Review Applied, 2022, 17(1):014007, DOI: 10.1103/PhysRevApplied.17.014007.
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2021

Miniaturized Untethered Soft Robots Using Hydrogel-based Soft Voxel Actuators
R. Khodambashi, S. Berman, X. He, D. M. Aukes
2021 IEEE 4th International Conference on Soft Robotics (RoboSoft), 2021, 571-574, DOI: 10.1109/RoboSoft51838.2021.9479329.
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Toward Rapid Detection of Trace Lead and Cadmium by Anodic Stripping Voltammetry in Complex Wastewater Streams
S. Ma, G. Zhao, M. Elsayed, M. Sedki, X. Chen, D. Wu, X. He, A. Mulchandani*, D. Jassby*
ACS EST Engineering, 2021, 1(11), 1509-1516.
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Multiresponse Shape-Memory Nanocomposite with a Reversible Cycle for Powerful Artificial Muscles
C. Chen, Y. Liu, X. He, H. Li, Y. Chen, Y. Wei, Y. Zhao, Y. Ma, Z. Chen, X. Zheng, H. Liu
Chemistry of Materials, 2021, 33(3), 987-997.
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Tendon-inspired Anti-freezing Tough Gels
S. Duan, S. Wu, M. Hua, D. Wu, Y. Yan, X. Zhu, X. He
iScience, 2021, 24(9), 102989-. doi: 10.1016/j.isci.2021.102989.
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Hydrogel Ionotronics with Ultra-Low Impedance and High Signal Fidelity Across Broad Frequency and Temperature Ranges
B. Yao, S. Wu, R. Wang, Y. Yan, A. Cardenas, D. Wu, Y. Alsaid, W. Wu, X. Zhu, X. He*
Advanced Functional Materials, 2021, DOI: 10.1002/adfm.202109506.
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Esophagus-Inspired Actuator for Solid Transportation via the Synergy of Lubrication and Contractile Deformation
H. Liu, Y. Zhang, S. Ma, Y. Alsaid, X Pei, M. Cai, X. He*, F. Zhou*
Advanced Science, 2021, 2102800.
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Ultrastretchable Polyaniline-Based Conductive Organogel with High Strain Sensitivity
Y. Zhang, Y. Zhao, Z. Peng, B. Yao, Y. Alsaid, M. Hua, D. Wu, Y. Qiu, Q. Pei, X. Zhu, Z. He, X. He*
ACS Materials Letters, 2021, 9, 7196 - 7204.
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A ‘Smart’ Aptamer-functionalized Continuous Label-free Cell Catch-transport-release System
B. Zhang, C. Wang, Y. Du, R. Paxton, X. He*
Journal of Materials Chemistry B, 2021, 9, 7196.
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Highly Stretchable Self-Sensing Actuator Based on Conductive Photothermally-Responsive Hydrogel
C.-Y. Lo, Y. Zhao, C. Kim, Y. Alsaid, R. Khodambashi, M. Peet, R. Fisher, H. Marvi, S. Berman, D. Aukes, X. He*
Materials Today 2021, 50, 35-43.
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Featured by:
Daily Bruin News: UCLA researchers develop new hydrogel material for soft robots
Interactively Mechanochromic Electronic Textile Sensor with Rapid and Durable Electrical/Optical Response for Visualized Stretchable Electronics
K. Zhao, X. Cao, Y. Alsaid, J. Cheng, Y. Wang, Y. Zhao, X. He, S. Zhang, W. Niu*
Chemical Engineering Journal, 2021, 130870.
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Mussel-Inspired Underwater Adhesives - from Adhesion Mechanisms to Engineering Applications: A Critical Review
Y. Ma, B. Zhang, I. Frenkel, Z. Zhang, X. Pei, F. Zhou, X. He*
Reviews of Adhesion and Adhesives, 2021, 9(2), 167-188.
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Tough-hydrogel Reinforced Low-tortuosity Conductive Networks for Stretchable and High-performance Supercapacitors
M. Hua, S. Wu, Y. Jin, Y. Zhao, B. Yao, X. He*
Advanced Materials 2021, DOI: 10.1002/adma.202100983.
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Soft-fiber-reinforced Tough and Fatigue Resistant Hydrogels
M. Hua, X. He*
Matter 2021, 4, 1755-1757.
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Solar Anti-icing Surface with Enhanced Condensate Self-Removing at Extreme Environmental Conditions
H. Zhang, G. Zhao, S. Wu, Y. Alsaid, W. Zhao, X. Yan, L. Liu, G. Zou, J. Lv, X. He*, Z. He*, J. Wang
PNAS 2021, 118 (18) e2100978118.
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Featured by:
1. Nature: A surface stays frost-free by showing water drops no mercy - A bio-inspired material forces water droplets to jump into the void — and thus prevents ice formation.
Cephalopod-inspired Chromic Ionic Skin with Rapid Multiple Sensing Capabilities by Mimicking Photonic Nanostructure
Y. Wang, X. Cao, J. Cheng, B. Yao, Y. Zhao, S. Wu, B. Ju, S. Zhang, X. He*, W. Niu*
ACS Nano 2021, DOI: 10.1021/acsnano.1c00181.
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Rapid and Scalable Fabrication of Ultra-stretchable, Anti-freezing Conductive Gels by Cononsolvency Effect
S. Wu, Y. Alsaid, B. Yao, Y. Yan, Y. Zhao, M. Hua, D. Wu, X. Zhu*, and X. He*
EcoMat 2021, DOI: 10.1002/eom2.12085.
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Strong Tough Hydrogels via the Synergy of Freeze-casting and Salting-out
M. Hua, S. Wu, Y. Ma, Y. Zhao, Z. Chen, I. Frenkel, J. Strzalka, H. Zhou, X. Zhu, X. He*
Nature 2021, 590,594–599.
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Featured by:
1. Preview: Daniel R. King and Jian Ping Gong, Hierarchical toughening: A step toward matching the complexity of biological materials, Chem 2021, 7, 1–3
2. Preview: Richard Hoogenboom et al. The race for strong and tough hydrogels, Matter 2021, 4, 1440–1459
3. Physics.org: Materials scientists show way to make durable artificial tendons from improved hydrogels
4. Physics World: Improved hydrogel could make artificial tendons
5. UCLA Samueli News: UCLA Materials Scientists Show Way to Make Durable Artificial Tendons from Improved Hydrogels
6. DOE News: Tough, yet tender: Scientists firm up research on durable hydrogels
Somatosensory Actuator Based on Stretchable Conductive Photothermally-Responsive Hydrogel
Y. Zhao, C.-Y. Lo, L. Ruan, C.-H. Pi, C. Kim, Y. Alsaid, I. Frenkel, R. Rico, T.-C. Tsao, X. He*
Science Robotics 2021, 6, 53, eabd5483.
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Self-Reporting Hydrogel Sensors Based on Surface Instability Induced Optical Scattering
I. Frenkel, M. Hua, Y. Alsaid, X. He*
Advanced Photonics Research 2021, 10.1002/adpr.202100058.
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Tunable Sponge-like Hierarchically Porous Hydrogels with Simultaneously Enhanced Diffusivity and Mechanical Properties
Y. Alsaid, S. Wu, D. Wu, Y. Du, L. Shi, R. Khodambashi, R. Rico, M. Hua, Y. Yan, Y. Zhao, D. Aukes, X. He*
Advanced Materials 2021, DOI: 10.1002/adma.201701938.
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PVA Hydrogels with Broad-range Tunable Mechanical Properties via Hofmeister Effect
S. Wu, M. Hua, Y. Alsaid, Y. Du, Y. Ma, Y. Zhao, C.-Y. Lo, C. Wang, D. Wu, B. Yao, J. Strezalka, H. Zhou, X. Zhu, X. He*
Advanced Materials 2021, DOI: 10.1002/adma.202007829.
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Skin Temperature Triggered, Debonding-on-Demand Sticker for a Self-Powered Mechanosensitive Communication System
M. Gao‡, H. Wu‡, R. Plamthottam, Z. Xie, Y. Liu, J. Hu, S. Wu, L. Wu, X. He and Q. Pei*
Matter 2021, DOI: 10.1016/j.matt.2021.03.003.
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Photonic Vitrimer Elastomer with Self-Healing, High Toughness, Mechanochromism and Creep Resistance
W. Niu, X. Cao , Y. Wang , B. Yao, Y. Zhao, J. Cheng, S. Wu, X. He*
Advanced Functional Materials 2021, DOI:10.1002/adfm.202009017.
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Swaying Gel: Chemo-mechanical Self-oscillation Based on Dynamic Buckling
M. Hua, C. Kim, Y. Du, D. Wu, R. Bai, X. He*
Matter 2021, DOI: 10.1016/j.matt.2021.01.002.
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Heterogeneous Hydrogel Structures with Spatiotemporal Reconfigurability using Addressable and Tunable Voxels
R. Khodambashi, Y.Alsaid, R. Rico, R. E. Fisher, H. Marvi, S. Berman, M. M. Peet, X. He* and D. Aukes*
Advanced Materials 2021, DOI: 10.1002/adma.202005906.
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Artificial Phototropic Systems for Enhanced Light Harvesting Based on Liquid Crystal Elastomer
Y. Yan, Y. Zhao, Y. Alsaid, B. Yao, Y. Zhang, S. Wu, X. He*
Advanced Intelligent Systems 2021, DOI: 10.1002/aisy.202000234.
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2020

4D Printable Tough and Thermoresponsive Hydrogels
M. Hua, D. Wu, S. Wu, Y. Ma, Y. Alsaid, X. He*
ACS Appl. Mater. Interfaces 2020, DOI: 10.1021/acsami.0c17532
Bioinspired High-power-density Strong Contractile Hydrogel by Programmable Elastic Recoil
Y. Ma, M. Hua, S. Wu, Y. Du, X. Pei, X. Zhu, F. Zhou*, X. He*
Science Advances 2020, Vol. 6, no. 47, eabd2520
Inorganic Photonic Microspheres with Localized Concentric Ordering for Deep Pattern Encoding and Triple Sensory Microsensor
W. Niu, X. Wang, Y. Zheng, S. Wu, M. Hua, Y. Wang, X. Zhang, AIY. Tok, X. He*, S. Zhang*
Small 2020, 16, 2003638
Book: Bioinspired Sensing, Actuation, and Control in Underwater Soft Robotic Systems
Editors: Derek A. Paley, Norman M. Wereley

Chapter: Bioinspired Sensors and Actuators Based on Stimuli-Responsive Hydrogels for Underwater Soft Robotics
C-Y. Lo, Y. Zhao, Y. Ma, S. Wu, Y. Alsaid, M. M. Peet, R. E. Fisher, H. Marvi, D. M. Aukes, S. Berman, X. He*
Chapter: Decentralized Estimation and Control of a Soft Robotic Arm
S. Shivakumar, D. Aukes, S. Berman, X. He, R. Fisher, H. Marvi, M. Peet*
Hierarchically Structured Stretchable Conductive Hydrogels for High-Performance Wearable Strain Sensors and Supercapacitors
Y. Zhao, B. Zhang, B.Yao, Y. Qiu, Z. Peng, Y. Zhang, Y. Alsaid, I. Frenkel, K. Youssef,Q. Pei and X. He*
Matter 2020, DOI: 10.1016/j.matt.2020.08.024
Featured by:
1. Preview Paper: Vivian Feig, Zhenan Bao et al. A Low-Temperature Boost for Stretchable Conductors
Superhydrophobic Photothermal Icephobic Surfaces Based on Candle Soot
S. Wu, Y. Du, Y.Alsaid, D. Wu, M. Hua, Y. Yan, B. Yao, Y. Ma, X. Zhu, and X. He*
PNAS 2020, 117(21)，11240-11246
Interactively Full-Color Changeable Electronic Fiber Sensor with High Stretchability and Rapid Response
Y. Wang, W. Niu*, C. Lo, Y. Zhao, X. He, G Zhang, S Wu, B. Ju, S. Zhang
Advanced Functional Materials 2020, 30, 2000356
Flexible and Transparent High-Dielectric-Constant Polymer Films Based on Molecular Ferroelectric-Modified Poly(Vinyl Alcohol)
Y. Yang, Y. Zhao, J. Liu, Z. Nie, J. Ma, M. Hua, Y. Zhang, X. Cai*, X He*
ACS Materials Lett. 2020, 2, 5, 453-460
New Insights on the Control and Function of Octopus Suckers
H. Bagheri, A, Hu, S. Cummings, C. Roy, R. Casleton, A. Wan, N. Erjavic, S. Berman, M. Peet, D. Aukes, X. He, S. Pratt, R. Fisher, H. Marvi
Advanced Intelligent Systems 2020, 10.1002/aisy.201900154
Kinematic Modeling and Trajectory Tracking Control of an Octopus-Inspired Hyper-Redundant Robot
A. S. Lafmejani, A. Doroudchi, H. Farivarnejad, X. He, D. Aukes, M. M. Peet, S. Berman
IEEE Robotics and Automation Letters, 2020, 5, 3460-3467
Wood-inspired Morphologically Tunable Aligned Hydrogel for High-performance Flexible All-solid-state Supercapacitors
Y. Zhao, Y. Alsaid, B. Yao, Y. Zhang, B. Zhang, N. Bhuskute, S. Wu, X. He*
Advanced Functional Materials 2020, DOI:10.1002/adfm.201909133
Bioinspired Multifunctional Anti-icing Hydrogel
Z. He, C. Wu, M. Hua, S. Wu, D Wu, X. Zhu, J. Wang, X. He*
Matter 2020, January
Featured by:
1. UCLA News: Hydrogel coating is first to prevent ice formation in 3 different ways
2. Popular Mechanics: New Anti-Ice Coating Could Prevent Frozen Cars and Pipes
3. Preview article "Bio-inspired Hydrogels as Multi-task Anti-icing Hydrogel Coatings"
Durable and Ductile Double-network Material for Dust Control
C. Lo, H. K. Tirkolaei, M. Hua, I. M. De Rosa, L. Carlson, E. J. Kavazanjian, X. He*
Geoderma 2020, 361, 114090

2019

Visualizing Morphogenesis through Instability Formation in 4-D Printing
D. Wu, J. Song, Z. Zhai, M. Hua, C. Kim, I. Frenkel, H. Jiang, X. He*
ACS Appl. Mater. Inter. 2019, DOI: 10.1021/acsami.9b19730
Hydrocipher: Bioinspired Dynamic Structural Color-based Cryptographic Surface
J. Choi, M. Hua, S.Y. Lee, W. Jo, C.Y. Lo, S.H. Kim, H.T. Kim, X. He*
Advanced Optical Materials 2019, 201901259
Video: Hydrocipher decryption by water
Video: Hydrocipher withstanding mechanical damage
Video: Hydrocipher decryption by breathing
Artificial Phototropism for Omnidirectional Tracking and Harvesting of Light
X. Qian, Y. Zhao, Y. Alsaid, X. Wang, T. Galy, M. Hua, H. Gopalakrishna, Y. Yang, J. Cui, N. Liu, M. Marszewski, L. Pilon, H. Jiang, X. He*
Nature Nanotechnology 2019, 14, 1048–1055
Video: SunBOT Tracking Light of Variable Incident Angles
Video: SunBOT Omnidirectional Continuous Tracking
Featured by:
1. Nature Nanotechnology: News and Views: Actuating Smart
2. ScienceNews: The first artificial material that follows sunlight may upgrade solar panels
3. NewScientist: Tiny artificial sunflowers could be used to harvest solar energy
4. Tweeter: Nature Research
5. Daily Bruin: Researchers create solar energy system inspired by flowers’ light-finding ability
Soft Phototactic Swimmer Based on Self-sustained Hydrogel Oscillator
Y. Zhao, C. Xuan, X. Qian†, Y. Alsaid, M. Hua, L. Jin, X. He*
Science Robotics 2019, 4, eaax7112
Video: OsciBOT Swimming
Homogeneous Freestanding Luminescent Perovskite Organogel with Superior Water Stability
Y. Zhang, Y. Zhao, D. Wu, J. Xue, Y. Qiu, M. Liao, Q. Pei, M. S. Goorsky, X. He*
Advanced Materials 2019, 1902928
Bioinspired Structural Color Sensors Based on Responsive Soft Materials
M. Qin, M. Sun, M. Hua, X. He*
Current Opinion in Solid State & Materials Science 2019, 23, 1, 13-27
Surfactant-free Fabrication of PNIPAAm Microgels in Microfluidic Devices
M. Hua, Y. Du, J. Song, M. Sun, X. He*
Journal of Materials Research 2019, 34, 1, 206-213
A Room-temperature High-conductivity Metal Printing Paradigm with Visible-light Projection Lithography
X. Yang, M. Sun, Y. Bian, X. He*
Advanced Functional Materials 2019, 29, 1, 1807615

2018

Hydrogel Interferometry for Ultrasensitive and Highly Selective Chemical Detection
M. Sun, R. Bai, X. Yang, J. Song, M. Qin, Z. Suo, X. He*
Advanced Materials 2018, 30, 46, 1804916
Hydrogel Interferometer for Adaptive Coloration and Chemical Sensing
M. Qin, M. Sun, R. Bai, Y. Mao, X. Qian, D. Sikka, Y. Zhao, H. J. Qi, Z. Suo, X. He*
Advanced Materials 2018, 30, 21, 1800468

2015-2017

Oblique Colloidal Lithography for the Fabrication of Nonconcentric Features
Z. Zhao, Y. Cao, Y. Cai, J. Yang, X. He, P. Nordlander, P. S. Cremer
ACS Nano 2017, 11 (7), 6594-6604
Biomimetic Hydrogel Composites for Soil Stabilization and Contaminant Mitigation
Z. Zhao, N. Hamdan, E. Kavazanjian, Jr., X. He*
ACS Environmental Science & Technology 2016, 50, 12401–12410
Simultaneous Topographic and Chemical Patterning via Imprinting Defined Nano-reactors
Z. Zhao, H. Han, M. Sun, X. He*
RSC Advances, 2016, 6, 96538
A Novel Paradigm for Fabricating Highly Uniform Nanowire Arrays Using Residual Stress-induced Patterning
Z.Zhao, N. Wang, H. Nan, L. Shen, C. Durkan, X. He*
Journal of Materials Chemistry C, 2016, 4, 5814
Simultaneous Topographic and Chemical Patterning via Imprinting Defined Nano-reactors
Z.Zhao, H. Han, M. Sun, X. He*
RSC Advances, 2016, 6, 96538
Harnessing Cooperative Interactions Between Thermo-responsive Aptamers and Gels to Trap and Release Nanoparticles
Y. Liu, O. Kuksenok, X. He, M. Aizenberg, J. Aizenberg, A. C. Balazs
ACS Applied Materials & Interfaces, 2016, 8 (44), pp 30475–30483
Microscale Silicon Origami
Z. Song, C. Lv, M. Liang, V. Sanphuang, K. Wu, B. Chen, Z. Zhao, J. Bai, X. Wang, J. L. Volakis, L. Wang, X. He, Y. Yao, S. Tongay, H. Jiang
Small, 2016, 12, 5401
Computational Modeling of Oscillating Fins to “Catch and Release” Targeted Nanoparticles in Bilayer Flows
Y. Liu, A. Bhattacharya, O. Kuksenok, X. He, M. Aizenberg, J. Aizenberg, A. C. Balazs
Soft Matter 2016, 12, 1374
Hydrogel-assisted Enzyme Induced Carbonate Mineral Precipitation
N. Hamdan, Z. Zhao, M. Mujica, E. Kavazanjian, Jr., X. He*
J. Mater. Civ. Eng. 2016, DOI: 10.1061/(ASCE)MT.1943-5533.0001604
An Aptamer-functionalized Chemomechanically-modulated Biomolecule Catch-and-release System
A.Shastri, L. McGregor, Y. Liu, V. Harris, H. Nan, M. Mujica, Y. Vasquez, A. Bhattacharya, Y. Ma, M. Aizenberg, O. Kuksenok, A. Balazs, J. Aizenberg, X. He*
Nature Chemistry 2015, 7, 447

Pre-2015

Chemo-Mechanically Regulated Oscillation of an Enzymatic Reaction
X. He, R. Friedlander, L. Zarzar, J. Aizenberg
Chem. Mater. 2013, 25, 521
Synthetic Homeostatic Materials displaying Chemo-mechano-chemical Self-regulation
X.He, M. Aizenberg, O. Kuksenok, L. Zarzar, A. Shastri, A. Balazs, J. Aizenberg
Nature, 2012, 487, 214
Multifunctional Actuation Systems Responding to Chemical Gradients
L. Zarzar, Q. Liu, X. He, Y. Hu, Z. Suo, J. Aizenberg
Soft Matter 2012, 8, 8289
Hydrogel-Actuated Integrated Responsive Systems (HAIRS): Moving towards Adaptive Materials
P. Kim, L. D. Zarzar, X. He, A. Grinthal, J. Aizenberg
Current Opinion in Solid State & Materials Science, 2011, 15, 236
Formation of Well-ordered Heterojunction in Polymer Photovoltaic Devices
X. He, F. Gao, G. Tu, D. Hasko, S. Hüttner, U. Steiner, N. C. Greenham, R. Friend, W. Huck
Adv. Funct. Mater. 2011, 21, 139
Controlling Nanoscale Morphology in Polymer Optoelectronic Devices
X. He, J. Slota, W. Huck
Nano Today, 2010, 5, 231
Formation of Nanostructured Polymer Blends in Photovoltaic Devices
X.He, F. Gao, G. Tu, D. Hasko, S. Hüttner, U. Steiner, N. C. Greenham, R. Friend, W. Huck
Nano Lett., 2010, 10, 1302
Synthesis and Characterization of Low Bandgap Conjugated Donor-acceptor Polymers for Polymer: PCBM Solar Cells
G. Tu, S. Massip, P. Oberhumer, X. He, R. Friend, N. Greenham, W. Huck
J. Mat. Chem. 2010, 20, 9231
Exploiting the Superior Protein Resistance of Polymer Brushes to Control Single Cell Adhesion and Polarisation at the Micron Scale
J. Gautrot, X. He, W. Huck, et al.
Biomaterials, 2010, 31, 5030
A Double Droplet Trap System for Studying Mass Transport Across a Droplet-droplet Interface
Y. Bai, X. He, W. Huck, et al.
Lab On A Chip, 2010, 10, 1281
Nanopatterning via Pressure Induced Instabilities in Thin Polymer Films
X. He, J. Winkel, W. Huck
Adv. Mater. 2009, 21, 1
Formation of Hierarchically Structured Polymer Brushes and Analysis of Their Complex Mechanical Properties
M. Wang, X. He, W. Huck, et al.
Adv. Func. Mater. 2009,19,2236
Polypyrrole Microtubule Actuators for Seizing and Transferring Microparticles
X. He, C. Li, F. Chen, G. Shi
Adv. Func. Mater. 2007, 17, 2911
Electrochemical Actuator Based on Monolithic Polypyrrole–TiO2 Nanoparticle Composite film
X. He, G. Shi
Sensors & Actuators B 2006, 115, 488
A Straightforward Method to Synthesize Cyclodetrin-based Hyperbranched Polymer from Natural Cyclodextrin
L. Chen, X. Zhu*, X. He
Polymer Preprints 2003, 44, 669