Mechanically Reinforced Injectable Hydrogels
Bibliographic record
Abstract
Injectable hydrogels have garnered significant research attention in biomedical applications due to their ability to be delivered to a target site via a minimally invasive route. However, given the inherent tension between injectability and strong mechanics in such hydrogels, the practical use of these materials is limited by the relatively weak mechanical properties typically achievable. In this spotlight article, we describe recent progress in developing approaches for the mechanical reinforcement of injectable hydrogels via three major strategies: manipulating gel concentration/functionalization, using a double/interpenetrating network structure, and incorporating nanoparticle/nanofiber reinforcing agents into the gel matrix. We particularly highlight our work on using chemically orthogonal in situ -gelling reactive pairs and cellulose nanocrystals as anisotropic nanoparticle reinforcing agents to develop injectable hydrogels with significant mechanical enhancement, improved shear thinning, and in situ- generated anisotropic properties.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.002 | 0.001 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".