A Novel Electrophoretic Deposition Device: Effects of Alginate Viscosity Grade on Deposition Kinetics
Bibliographic record
Abstract
A novel device was designed to perform electrophoretic deposition under tightly controlled conditions. The device physical parameters were investigated by depositing three different viscosity grades of sodium alginate hydrogels. A thin metallic rectangular substrate was used to obtain the various time dependant deposition rates of the gels. The resulting deposition curves showed the effective electrophoretic mobilities of the low, medium and high viscosity grade gels were 0.0610 cm2/Vs, 0.0584 cm2/Vs and 0.0909 cm2/V sand that the ratios of gel deposit to solution resistivities were 21.0, 16.2 and 47.5 respectively. Following electrophoretic deposition, the gels were cross-linked in a 0.1 M CaCl2 solution in order to further solidify the gels. Cross-linking reduced the masses of the gels to 50.9 ± 1.8%, 26.7 ± 2.0%, and 28.5 ± 1.3% of their initial masses respectively. Lyophilization was applied to the gels to determine the alginate content of the gels. Immediately after deposition the alginate mass fractions of the low, medium and high viscosity grade gels were 2.92 ± 0.49%, 2.70 ± 0.08% and 2.94 ± 0.15% respectively. Cross-linking caused the mass fraction of alginate to increase significantly to 5.59 ± 0.07%, 7.11 ± 0.37% and 7.02 ± 0.24% respectively. The device in this study provided sufficient data to model the electrophoretic deposition rates. The technique can be expanded to other hydrogel species which can be used in a variety of biomedical and biotechnological applications.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.001 | 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) | 0.000 | 0.000 |
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 teacher head, 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".