Under pressure: Hydrogel swelling in a granular medium

JF Louf, NB Lu, MG O'Connell, HJ Cho, SS Datta - Science Advances, 2021 - science.org
Hydrogels hold promise in agriculture as reservoirs of water in dry soil, potentially alleviating
the burden of irrigation. However, confinement in soil can markedly reduce the ability of …

Advances in understanding hydrogel lubrication

T Shoaib, RM Espinosa-Marzal - Colloids and Interfaces, 2020 - mdpi.com
Since their inception, hydrogels have gained popularity among multiple fields, most
significantly in biomedical research and industry. Due to their resemblance to biological …

Untethered unidirectionally crawling gels driven by asymmetry in contact forces

A Pantula, B Datta, Y Shi, M Wang, J Liu, S Deng… - Science Robotics, 2022 - science.org
Reversible thermoresponsive hydrogels, which swell and shrink (deswell) in the
temperature range of 30° to 60° C, provide an attractive material class for operating …

Oxygen inhibition of free-radical polymerization is the dominant mechanism behind the “mold effect” on hydrogels

J Mandal, K Zhang, ND Spencer - Soft Matter, 2021 - pubs.rsc.org
Hydrogel surfaces are of great importance in numerous applications ranging from cell-
growth studies and hydrogel-patch adhesion to catheter coatings and contact lenses. A …

Designing Superlubricious Hydrogels from Spontaneous Peroxidation Gradients

AL Chau, CER Edwards, ME Helgeson… - ACS Applied Materials …, 2023 - ACS Publications
Hydrogels are hydrated three-dimensional networks of hydrophilic polymers that are
commonly used in the biomedical industry due to their mechanical and structural tunability …

[HTML][HTML] Novel additive of PTFE@ SiO2 core-shell nanoparticles with superior water lubricating properties

N Wang, H Wang, J Ren, G Gao, S Chen, G Zhao… - Materials & Design, 2020 - Elsevier
In order to solve the problems of poor dispersibility and wettability, as well as unsatisfactory
wear resistance and load capacity of polytetrafluoroethylene (PTFE) as water lubricating …

Low-friction hybrid hydrogel with excellent mechanical properties for simulating articular cartilage movement

Z Wang, F Meng, Y Zhang, H Guo - Langmuir, 2023 - ACS Publications
Hydrogels, which can withstand large deformations and have stable chemical properties,
are considered a potential material for cartilage repair. However, hydrogels still face some …

Pum** and sliding of droplets steered by a hydrogel pattern for atmospheric water harvesting

W Zhang, Q Ji, G Zhang, Z Gu, H Wang… - National Science …, 2023 - academic.oup.com
Atmospheric water harvesting is an emerging strategy for decentralized and potable water
supplies. However, water nucleation and microdroplet coalescence on condensing surfaces …

Fewer polymer chains but higher adhesion: How gradient-stiffness hydrogel layers mediate adhesion through network stretch

MM Hasan, AC Dunn - The Journal of Chemical Physics, 2023 - pubs.aip.org
The presence of gradient softer outer layers, commonly observed in biological systems
(such as cartilage and ocular tissues), as well as synthetic crosslinked hydrogels, profoundly …

Investigation of tribological properties of HEMA-based cryogels as potential articular cartilage biomaterials

K Şarkaya, G Akıncıoğlu… - … -Plastics Technology and …, 2022 - Taylor & Francis
Tribology is one of the most important issues for the repair and regeneration of living tissues
in the human body, as it deals with the wear, lubrication, and friction of interrelated surfaces …