Fracture toughnessDouble network hydrogelsHybrid hydrogelsNanocomposite hydrogelsAdhesionAdvanced hydrogel-basedTensile strengthNetwork hydrogelsAdhesiveConductive hydrogelElastomersPolyvinyl AlcoholExhibitGelatinConductivityPolymersElasticity2021DissipationStretchableNanoparticle2023StiffnessMultifunctionalCharacterizationTasuku NakajimaSynthesisAlginateMacroporousMimicHighPropertiesCompositesPolyacrylamideHysteresisBiomedicalPolymerizationStrain sensorMechanical strengthReinforceTissueBrittleElectricallyCopolymerIonsCompositeSignificantlySituCovalentFabricateStableBehaviorMechanicallyBiologicalEquilibriumAdvancesFabricationWound managementPhysicalPeptidesPolymer networkMaterials
Fracture toughness6
- The key of high fracture toughness relies on the non-local energy dissipation transmitted via the ductile network [5]. (imechanica.org)
- and (2) length dependent social defects over which the fracture toughness in the sense of Griffith [24] can be introduced. (imechanica.org)
- Jia Y.T., Zhou Z.D., Jiang H.L. and Liu Z.S. (2022), Characterization of fracture toughness and damage zone of double network hydrogels, Journal of the Mechanics and Physics of Solids, Vol. 169, 105090. (zsliu-group.com)
- Evaluation of apparent fracture toughness of articular cartilage and hydrogels. (ouhsc.edu)
- In Brittleness, Tasuku Nakajima works on issues like Ultimate tensile strength, which are connected to Fracture toughness and Fracture. (research.com)
- The composite gelatin hydrogel exhibits significantly improved mechanical properties, including a tensile strength of 27.6 kPa, fracture toughness of 26.9 kJ/m3, and elastic modulus of 54.8 kPa, which are 367%, 868%, and 378% higher than those of the pure gelatin hydrogel, respectively. (tamu.edu)
Double network hydrogels2
- Tough Physical Double-Network Hydrogels Based on Amphiphilic Triblock Copolymers. (research.com)
- Notably, the incorporation of nanomaterials into double-network hydrogels is showing great promise as a feasible way to generate self-healable hydrogels with the above-mentioned attributes. (elsevierpure.com)
Hybrid hydrogels4
- Montheil T, Echalier C, Martinez J, Subra G, Mehdi A. Inorganic polymerization: an attractive route to biocompatible hybrid hydrogels. (nature.com)
- Preparation and enhanced mechanical properties of hybrid hydrogels comprising ultralong hydroxyapatite nanowires and sodium alginate. (nature.com)
- The current proof-of-concept work should be just the start for exploring many other hybrid hydrogels that could exploit the unique properties of other natural systems. (sciencedaily.com)
- For that purpose, double-network hybrid hydrogels of alginate and polyacrylamide were prepared. (uc.pt)
Nanocomposite hydrogels2
- Song F, Li X, Wang Q, Liao L, Zhang C. Nanocomposite hydrogels and their applications in drug delivery and tissue engineering. (nature.com)
- Mechanically Stiff Nanocomposite Hydrogels at Ultralow Nanoparticle Content. (tamu.edu)
Adhesion5
- DESCRIPTION (provided by applicant): The goal of this STTR project is to develop a pre-formed, naturally-based hydrogel postoperative adhesion barrier with improved handling characteristics, laparoscopic deliverability, and consistent efficacy. (sbir.gov)
- In experimental tests, more than three times the energy was needed to disrupt the tough adhesive's bonding compared with other medical-grade adhesives and, when it did break, what failed was the hydrogel itself, not the bond between the adhesive and the tissue, demonstrating an unprecedented level of simultaneous high adhesion strength and matrix toughness. (nanowerk.com)
- Zhou Z.D., Lei J.C. and Liu Z.S. (2022), Effect of water content on physical adhesion of polyacrylamide hydrogels, Polymer, Vol.246, 124730. (zsliu-group.com)
- These hydrogels have excellent properties such as tissue adhesion, swelling, and water absorption. (biomedcentral.com)
- The staggered architecture and strong adhesion enable high elastic limit strain and high toughness simultaneously. (fluxcharleston.com)
Advanced hydrogel-based1
- For the application of advanced hydrogel-based artificial muscle systems, conventional polymeric hydrogels usually suffer from various limitations such as structural inhomogeneity and poor mechanical strengths. (lboro.ac.uk)
Tensile strength3
- The addition of TA improves more importantly the mechanical properties (Young's modulus, tensile strength, elongation at break and toughness) than CNC. (usherbrooke.ca)
- The study incorporates disciplines such as Biocompatibility and Ultimate tensile strength in addition to Toughness. (research.com)
- The iron-containing network exhibits two to three orders of magnitude increases in stiffness, tensile strength, and tensile toughness compared to its iron-free precursor while gaining recoverable hysteretic energy dissipation and maintaining its original extensibility. (ucsb.edu)
Network hydrogels2
- Jellyfish have already been used as a source of material for simpler single-network hydrogels, so are an obvious next choice for exploring hybrid double-network options. (sciencedaily.com)
- The bioactivity of agarose-PEGDA interpenetrating network hydrogels with covalently immobilized RGD peptides and physically entrapped aggrecan. (ouhsc.edu)
Adhesive4
- This glue was previously determined to be composed of a tough matrix peppered with positively charged proteins, which inspired Li and his colleagues to create a double-layered hydrogel consisting of an alginate-polyacrylamide matrix supporting an adhesive layer that has positively-charged polymers protruding from its surface. (nanowerk.com)
- Xuanhe Zhao, Associate Professor at MIT, explains how the adhesive properties of the Hydrogel are based on its chemical anchorage and bulk dissipation principles. (interestingengineering.com)
- Scientists have ascertained, through adhesive tests of Hydrogel, with different materials like Aluminum, ceramic, glass, and Titanium, that it required an average of 1,000 joules per square meter to peel off the Hydrogel from these materials. (interestingengineering.com)
- The hydrogels also exhibit rapid self-healing and repeatable self-adhesive capacity because of the presence of dynamic borate ester bond. (northumbria.ac.uk)
Conductive hydrogel2
- Functionalized carbon nanotube and graphene oxide embedded electrically conductive hydrogel synergistically stimulates nerve cell differentiation. (nature.com)
- Here, a simple and effective approach is reported to fabricate super-tough, stretchable, and self-healing conductive hydrogel consisting of polyvinyl alcohol (PVA), Ti 3 C 2 T x MXene nanosheets, and polypyrrole (PPy) (PMP hydrogel). (northumbria.ac.uk)
Elastomers5
- Interests in the fracture of soft materials were also driven by the invention of pressure sensitive adhesives, and were recently renewed due to the developments of tough hydrogels [2-4] and elastomers [5]. (imechanica.org)
- a Existing elastomers and hydrogels (equilibrium-swollen in water) exhibit a negative correlation between two properties: elastic limit strain and toughness. (fluxcharleston.com)
- In addition to hydrogels, the TPN principle also applies to other polymer materials, including plastics and elastomers. (fluxcharleston.com)
- Efforts by researchers to draw comparisons between the new Hydrogel with elastomers, nanoparticle adhesives, and existing hydrogels proved that the former had higher water concentration and superior bonding ability. (interestingengineering.com)
- for example, strengthening elastomers by increasing their cross-link density leads to embrittlement and decreased toughness. (ucsb.edu)
Polyvinyl Alcohol1
- Abstract : In this study, the effect of different reinforcing additives, Cellulose Nanocrystals (CNC) and Tannic acid (TA), on Polyvinyl Alcohol (PVA) hydrogel, prepared using the freeze/thaw method, has been examined. (usherbrooke.ca)
Exhibit4
- Natural biological tissues exhibit unique properties essential for their functions, which researchers are seeking to replicate in hydrogels. (sciencedaily.com)
- Intelligent hydrogels that simultaneously exhibit excellent toughness, self-healing ability and photoelectronic responsiveness are in high demand but are greatly challenging to prepare. (polymer.cn)
- The resultant hydrogels exhibit high strength and toughness at room temperature . (bvsalud.org)
- Thus, the hydrogels exhibit reproducible features and a fascinating self-healing ability. (encyclopedia.pub)
Gelatin4
- The hydrogel is prepared conveniently with hydroxyethyl acrylate, cross-linker, gelatin and photoinitiator, and can be printed into certain 3D patterns with the direct ink write (DIW) 3D printer designed and developed by the research group.Design/methodology/approachIn this paper, the authors designed a composite sensitization initiation system that is suitable for hydrogels. (deepdyve.com)
- While adding various content of gelatin and cross-linker, the mechanical properties of hydrogels show from soft and fragile (elastic modulus of 121.18 kPa and work of tension of 218.11 kJ·m−3) to rigid and tough (elastic modulus of 505.15 kPa and work of tension of 969.00 kJ·m−3). (deepdyve.com)
- When a Mo3Se3--chain-nanowire-gelatin composite hydrogel is prepared simply by mixing Mo3Se3- nanowires with gelatin, phase separation of the Mo3Se3- nanowires from the gelatin matrix occurs in the micronetwork, providing only small improvements in their mechanical properties. (tamu.edu)
- In contrast, when the surface of the Mo3Se3- nanowire is wrapped with the gelatin polymer, the chemical compatibility of the Mo3Se3- nanowire with the gelatin matrix is significantly improved, which enables the fabrication of a phase-separation-free Mo3Se3--reinforced gelatin hydrogel. (tamu.edu)
Conductivity3
- Graphene and graphene derivatives (e.g., graphene oxide (GO)) have been incorporated into hydrogels to improve the properties (e.g., mechanical strength) of conventional hydrogels and/or develop new functions (e.g., electrical conductivity and drug loading/delivery). (nature.com)
- The route to achieve self-healing of hydrogels is by noncovalent or reversible dynamic covalent bonding in polymeric materials, and enhancing the conductivity of hydrogels by the addition of conductive fillers, conductive polymers or conductive ions. (encyclopedia.pub)
- The MXene nanosheets and Fe 3+ serve as multifunctional cross-linkers and effective stress transfer centers, to facilitate a considerable high conductivity, super toughness, and ultra-high stretchability (elongation up to 4300%) for the PMP hydrogel with. (northumbria.ac.uk)
Polymers5
- Artificial cartilage is a synthetic material made of hydrogels or polymers that aims to mimic the functional properties of natural cartilage in the human body. (wikipedia.org)
- Researchers at Hokkaido University in Japan have combined natural squid tissues with synthetic polymers to develop a strong and versatile hydrogel that mimics many of the unique properties of biological tissues. (sciencedaily.com)
- By combining the properties of tissues derived from squid with synthetic polymers, we have demonstrated a hybrid strategy that serves as a general method for preparing hydrogels with useful hierarchical anisotropy and also toughness," says polymer scientist Tasuku Nakajima of the Hokkaido University team. (sciencedaily.com)
- For example, we fabricate TPNs in which the hard phases are neutral, cationic, and anionic polymers, and find improvement in elastic limit strain and toughness compared with their corresponding hard gels (Fig. 4b). (fluxcharleston.com)
- The synergetic combination of these two polymers results in hydrogels with superior mechanical properties and enables the control over degradation upon light exposure.The crosslinker was prepared through structural substitutions on the aromatic ring and at the benzyl position of the ONB unit, which results in a redshift of the maximum absorption wavelengths, an increase of the photocleavage kinetics and the production of less toxic by-products of the degradation reaction. (uc.pt)
Elasticity2
- Our technology is based on a novel, patented process that imparts exceptional elasticity and toughness on normally brittle, weak materials. (sbir.gov)
- d Mechanical principle of a staggered-patterned TPN for high elasticity and high toughness. (fluxcharleston.com)
20211
- Fan, Jun 2021-06-04 00:00:00 This paper aims to show a series of hydrogels with adjustable mechanical properties, which can be cured quickly with visible light. (deepdyve.com)
Dissipation3
- Tough hydrogels derive their high toughness through dissipation [4-6]. (imechanica.org)
- Energy dissipation based on dynamic fracture of metal ligands is an effective way to toughen hydrogels for specific applications in biomedical and engineering fields. (bvsalud.org)
- His work in Toughness addresses issues such as Dissipation, which are connected to fields such as Fracture mechanics. (research.com)
Stretchable1
Nanoparticle2
- The influence of CNC as a nanoparticle additive, and TA as a molecular additive on the structure and properties of the hydrogels was investigated using attenuated total reflection-infrared spectroscopy (ATR-IR), X-ray powder diffraction (XRD), and differential scanning calorimetry (DSC). (usherbrooke.ca)
- The whole of this work indicates that nanoparticle and molecular additives in PVA hydrogels prepared under the same conditions may give rise to very different properties, and that the H-bonds (number, nature, strength) between the additive and the matrix as well as their interfaces may be a determinant factor. (usherbrooke.ca)
20234
- Xue Y.H., Zhou Z.D., Lei J.C. and Liu Z.S. (2023), A constitutive model of water-triggered shape memory hydrogels and its finite element implementation, Journal of Applied Mechanics, Vol. 90(7), 071005. (zsliu-group.com)
- Xu S., Zhou Z.D., Liu Z.S. and Sharma P. (2023), Concurrent stiffening and softening in hydrogels under dehydration, Science Advances, Vol. 9(1) eade3240. (zsliu-group.com)
- Hu J.Y., Li H., Du J.K., Liu Z.S., Carrera E. (2023), Inhomogeneous large deformation of magneto-thermal sensitive hydrogel-based composite structures, Mechanics of Advanced Materials and Structures, DOI:10.1080/15376494.2023.2231442. (zsliu-group.com)
- Xu S. and Liu Z.S., (2023) A Deformation-Diffusion-Coupled Constitutive Theory for Hydrogels by Considering the Preparation Conditions, International Journal of Applied Mechanics, V15 (8), 2350062. (zsliu-group.com)
Stiffness4
- Although hydrogels are able to mimic native tissue microenvironments, their utility for biomedical applications is severely hampered due to limited mechanical stiffness and low toughness. (tamu.edu)
- Extraordinarily, the addition of these nanoparticles at a 10000-fold lower concentration relative to polymer resulted in a more than 10-fold increase in mechanical stiffness and a 20-fold increase in toughness. (tamu.edu)
- The mechanical stiffness of the nanoengineered hydrogel can be tailored between 0.2 and 200 kPa simply by manipulating the size of the nanoparticles (4, 8, and 12 nm), as well as the concentrations of the nanoparticles and polymer. (tamu.edu)
- Overall, these results demonstrate a facile approach to modulate the mechanical stiffness of collagen-based hydrogels and may have broad utility for various biomedical applications, including use as tissue-engineered scaffolds and cell/protein delivery vehicles. (tamu.edu)
Multifunctional1
- Here, the recent progress in the development of multifunctional and self-healable hydrogels for various tissue engineering applications is discussed in detail. (elsevierpure.com)
Characterization1
- Hydrogel: preparation, characterization, and applications: a review. (nature.com)
Tasuku Nakajima6
- Tasuku Nakajima spends much of his time researching Self-healing hydrogels, Toughness, Polyelectrolyte, Double network and Composite material. (research.com)
- Tasuku Nakajima combines Self-healing hydrogels and Ionic bonding in his studies. (research.com)
- Tasuku Nakajima focuses on Self-healing hydrogels, Composite material, Double network, Toughness and Elastomer. (research.com)
- By researching both Self-healing hydrogels and Anisotropy, Tasuku Nakajima produces research that crosses academic boundaries. (research.com)
- Tasuku Nakajima works in the field of Composite material, focusing on Toughness in particular. (research.com)
- Tasuku Nakajima has researched Toughness in several fields, including Biomimetics, Structural material, Nano- and Microscale chemistry. (research.com)
Synthesis1
- Methods of synthesis of hydrogels … a review. (nature.com)
Alginate2
- Although the contents of the filling water molecules may reach as high as 90%, one can realize extraordinary fracture energy as high as 9000Jm-2 for polyacrylamide-alginate hydrogel [5]. (imechanica.org)
- The team's design for the matrix layer includes calcium ions that are bound to the alginate hydrogel via ionic bonds. (nanowerk.com)
Macroporous1
- Cryogelation is a powerful technique for producing macroporous hydrogels called cryogels. (tubitak.gov.tr)
Mimic2
- Unlike the natural tissues that researchers wish to mimic, most synthetic hydrogels have uniform properties in all directions and are structurally weak. (sciencedaily.com)
- The micelle-incorporated sulfonic acid groups mimic the function of biological membrane proteins that deftly control the micelle size, leading to electro-responsiveness, enhanced toughness and fluorescence emission. (polymer.cn)
High8
- In this mini-review, we highlight the recent progress in GO-incorporated hydrogels for biomedical applications while focusing on their specific uses as mechanically strong materials, electrically conductive scaffolds/electrodes, and high-performance drug delivery vehicles. (nature.com)
- The hydrogels have high capacity of water absorption. (deepdyve.com)
- With the DIW 3D printer, pre-gel hydrogel solution can be printed into objects with certain dimension.Originality/valueIn this work, a composite sensitization initiation system was designed, and fast curing hydrogels with adjustable mechanical properties had been prepared conveniently, which has high equilibrium water content and 3D printability with the DIW 3D printer. (deepdyve.com)
- Although cryogelation reactions and cryogels were discovered more than 70 years ago, they attracted significant interest only in the last 20 years mainly due to their extraordinary properties compared to the classical hydrogels such as a high toughness, almost complete squeezability, a mechanically stable porous structure with honeycomb arrangement, poroelasticity, and fast responsivity against external stimuli. (tubitak.gov.tr)
- The TPNs synthesized in this work simultaneously achieve high elastic limit strain and high toughness. (fluxcharleston.com)
- As a demonstration, we fabricate tendon-inspired TPNs that simultaneously achieve high elastic limit strain and high toughness. (fluxcharleston.com)
- Despite recent progress in designing stiff and tough hydrogels, it is still challenging to achieve a cell-friendly, high modulus construct. (tamu.edu)
- Moreover, cells can be easily encapsulated within the nanoparticulate-reinforced hydrogel network, showing high viability. (tamu.edu)
Properties14
- Fu J, In Het Panhuis M. Hydrogel properties and applications. (nature.com)
- Improving hydrogels' toughness by increasing the dissipative properties of their network. (nature.com)
- The mechanical, self-healing, and shape memory properties of hydrogels were also studied. (usherbrooke.ca)
- The experimental results found that the prepared PVA-CNC and PVA-TA hydrogels have different properties although H-bonds are formed between the PVA matrix and the two additives in both hydrogels. (usherbrooke.ca)
- As these cracks are further extended, the structure of the hydrogel network is destroyed, its mechanical properties are significantly reduced and its original function is lost, resulting in a waste of resources. (encyclopedia.pub)
- By re-contacting the fracture surface, the polymer chain segments interpenetrate and re-establish the dynamic cross-linking sites in the damaged area to repair the network structure of the hydrogel and restore its original mechanical properties and function to a certain extent. (encyclopedia.pub)
- Thus, improving the mechanical strength of a specific hydrogel system while maintaining its other useful properties become increasingly important. (lboro.ac.uk)
- In this project, three different approaches were employed to improve the mechanical properties of hydrogels though microstructural control, including physical cross-links, copolymerisation, and interpenetrating systems. (lboro.ac.uk)
- Equilibrium water swelling tests as well as uniaxial compression measurements were conducted to evaluate the influences of various experimental parameters on the hydrogels water-holding and mechanical properties. (lboro.ac.uk)
- Different PEG molecular weights (600, 1000 and 2000 g/mol) were used in order to study the influence of the length of the PEG backbone on the photodegradable and mechanical properties of the hydrogel. (uc.pt)
- Furthermore, depending on the target tissue, the self-healing hydrogels must comply with a wide range of properties including electrical, biological, and mechanical. (elsevierpure.com)
- Exceptional Mechanical Properties of Phase-Separation-Free Mo3Se3--Chain-Reinforced Hydrogel Prepared by Polymer Wrapping Process. (tamu.edu)
- As Mo3Se3- chain nanowires have dimensions comparable to those of natural hydrogel chains (molecular-level diameters of 0.6 nm and lengths of several micrometers) and excellent mechanical strength and flexibility, they have large potential to reinforce hydrogels and improve their mechanical properties. (tamu.edu)
- The improvements in the mechanical properties are significantly larger than those for other reported composite hydrogels reinforced with one-dimensional materials. (tamu.edu)
Composites2
- Hydrogels are 1-3 solid/fluid composites. (imechanica.org)
- Environmentally responsive hydrogel composites embedded with submicron-sized spherical silica particles for the modulation of the mid-infrared radiation derived from the Bragg reflection are therein designed for personalized body thermoregulation. (rsc.org)
Polyacrylamide2
- Chemical and heat treatment of thin slices of the defrosted squid tissue mixed with polyacrylamide polymer molecules initiated formation of the cross-linked hybrid hydrogel. (sciencedaily.com)
- The triboelectric sensors were composed of ultraelastic polyacrylamide (PAAm)/(polyvinyl pyrrolidone) PVP/(calcium chloride) CaCl 2 conductive hydrogels and surface-modified silicon rubber thin films. (mdpi.com)
Hysteresis1
- When the hydrogels are subjected to an external force, the noncovalent interaction in the network will dissociate and associate, and the hydrogel will have hysteresis in the process of deformation and recovery, dispersing the energy [ 7 ] . (encyclopedia.pub)
Biomedical5
- Unique molecular interactions between graphene derivatives and various small or macromolecules enable the fabrication of various functional hydrogels appropriate for different biomedical applications. (nature.com)
- Recent developments in tough hydrogels for biomedical applications. (nature.com)
- Hydrogels for biomedical applications. (nature.com)
- Chai Q, Jiao Y, Yu X. Hydrogels for biomedical applications: their characteristics and the mechanisms behind them. (nature.com)
- Biomedical applications of hydrogels: a review of patents and commercial products. (nature.com)
Polymerization3
- e TPN hydrogels prepared by sequential polymerization and photolithography. (fluxcharleston.com)
- The preparation of hydrophobic association hydrogels generally adopts the micellar polymerization method [ 9 ] . (encyclopedia.pub)
- Micelle polymerization is formed by introducing the hydrophobic segment into the hydrophilic polymer segment for copolymerization, and the hydrophobic segment serves as the dynamic cross-linking point of the hydrogel. (encyclopedia.pub)
Strain sensor1
- The flexible capacitive strain sensor made by PMP hydrogel shows a relatively broad range of strain sensing (up to 400%), with a self-healing feature. (northumbria.ac.uk)
Mechanical strength1
- In recent years, breakthroughs have been made in research on hydrogels, but most hydrogels still have poor mechanical strength and are susceptible to damage (accidental fracture, etc.), leading to some microscopic or macroscopic cracks [ 1 ] [ 2 ] . (encyclopedia.pub)
Reinforce1
Tissue2
- Self-Healing Hydrogels: The Next Paradigm Shift in Tissue Engineering? (elsevierpure.com)
- Dive into the research topics of 'Self-Healing Hydrogels: The Next Paradigm Shift in Tissue Engineering? (elsevierpure.com)
Brittle1
- Given their durability and long-term stability, self-healable hydrogels have, in the past few years, emerged as promising replacements for the many brittle hydrogels currently being used in preclinical or clinical trials. (elsevierpure.com)
Electrically1
- Inspired by the hierarchical structure of fluorescent proteins in jellyfish and biomembranes in nature, herein, a facile and universal all-in-one strategy is demonstrated to construct fluorescent, electrically responsive and ultratough self-healing hydrogels via aqueous self-assembly of polyelectrolyte-surfactant micelles with hierarchical structures and functionality. (polymer.cn)
Copolymer1
- His Toughness research is multidisciplinary, incorporating elements of Copolymer, Amphiphile and Elongation. (research.com)
Ions1
- Here a hydrogel toughening strategy based on the formation of robust coordination complexes between the hydrazide ligands and zinc ions is reported. (bvsalud.org)
Composite2
- His primary scientific interests are in Self-healing hydrogels, Composite material, Toughness, Double network and Polymer. (research.com)
- His primary areas of investigation include Self-healing hydrogels, Nanotechnology, Polymer, Double network and Composite material. (research.com)
Significantly2
- However, the PVA-CNC hydrogel retains significantly the self-healing capability, in contrast to PVA-TA hydrogel that loses greatly the self-healing function. (usherbrooke.ca)
- In layman's terms, a Hydrogel can expand significantly without retaining the energy used to stretch it. (interestingengineering.com)
Situ2
- Of particular interest is an injectable, in situ gelling hydrogel for cell encapsulation that can be delivered with low cytotoxicity to native chondrocytes and encapsulated cells. (queensu.ca)
- In addition, these hydrogels have a distinctive capacity to form in situ and dissolve on-demand via physical or chemical reactions. (biomedcentral.com)
Covalent1
- When a hydrogel is subjected to external forces, the covalent or noncovalent bonds in the gel will break, forming a fracture surface. (encyclopedia.pub)
Fabricate1
- We fabricate tendon-inspired hydrogels by embedding hard blocks in topological entanglement with a soft matrix. (fluxcharleston.com)
Stable1
- 2 The hydrogel electrolyte can sustain stable thermoelectrochemical performance under various challenging conditions, including large, repeated, and sustained deformations, and multiple cut-healing cycles. (nmlett.org)
Behavior1
- Mechanics of Soft Materials: Large Deformation Behavior of Hydrogels. (zsliu-group.com)
Mechanically2
- However, these hydrogels have stimuli responses and are less mechanically robust structures. (encyclopedia.pub)
- To this end, the incompatibility between hydrogel toughness and rapid self-healing remains unaddressed, and therefore most of the self-healable hydrogels still face serious challenges within the dynamic and mechanically demanding environment of human organs/tissues. (elsevierpure.com)
Biological1
- Electrospun hydrogels with biological electrospray cells. (dokumen.pub)
Equilibrium2
- The 20k/MCS hydrogels exhibited higher equilibrium water content, ultimate strain, and toughness, but lower equilibrium moduli than MCS and 3.4k/MCS hydrogels. (queensu.ca)
- In addition, 3.4k/MCS hydrogels were tougher than MCS hydrogels but had a comparable equilibrium modulus. (queensu.ca)
Advances1
- Therefore, we summarize here the recent advances of hydrogels that dissolve on demand, covering both chemical cross-linking cases and physical cross-linking cases. (biomedcentral.com)
Fabrication1
- This study innovatively addresses this challenge by introducing an MXene-boosted hydrogel electrolyte, which expedites the assembly process of flexible thermocell (TEC) arrays and thus circumvents the complicated fabrication of typical wearable electronics. (nmlett.org)
Wound management1
- Modern solutions to wound management include hydrogels that dissolve on demand, and the development of such hydrogels is of keen research interest. (biomedcentral.com)
Physical2
- The self-assembled 2-ureido-4-[1 H ]-pyrimidone (UPy) hydrophobic core containing reversible physical crosslinks embedded in micelles leads to a durable network structure with excellent toughness and self-healing ability. (polymer.cn)
- Using stearyl methacrylate as the hydrophobic monomer and n-alkyl(meth)acrylate as the physical cross-linking agent, copolymerization in wormlike sodium dodecyl sulfate (SDS)/NaCl aqueous solutions was performed to prepare the hydrogel. (encyclopedia.pub)
Peptides3
- Methacrylate chondroitin sulphate (MCS) modified with collagen integrin peptides RGD, GLOGEN, and GVOGEA was blended with A-PTMC-PEG-PTMC-A to form hydrogels for ASC encapsulation. (queensu.ca)
- Conjugation of peptides onto MCS resulted in higher ASC viability in A-PTMC-PEG-PTMC-A/MCS hydrogels as assessed by LIVE/DEAD stain. (queensu.ca)
- The viability and mechanical measurements demonstrate that A-PTMC-PEG-PTMC-A/MCS hydrogels modified with integrin peptides can maintain ASC viability following encapsulation. (queensu.ca)
Polymer network1
- Hydrogels consist of a hydrophilic polymer network and a large amount of water as the dispersion medium. (imechanica.org)
Materials2
- The role of graphene materials in the final structure of hydrogels. (nature.com)
- Hydrogels as emerging materials for translational. (nature.com)