Analysis of Syneresis of HPAm/Cr(II) and HPAm/Cr(III) Acetate Gels Through<sup>1</sup>H Nuclear Magnetic Resonance, Bottle Testing, and UV-vis Spectroscopy
Why this work is in the frame
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Bibliographic record
Abstract
Abstract Polymer solutions with 7500 mg/L of partly hydrolyzed polyacrylamide were crosslinked with Cr(III) acetate 50% active, Cr(III) acetate hydroxide, and Cr(II) acetate respectively. A syneresis-inducing polymer to crosslinker weight ratio of 5/1 was employed. An empirical correlation was found between 1H NMR data and gel syneresis. Chromium speciation indicated that at the experimental conditions used aging the gels did not favor the oxidation of Cr(II) or Cr(III) to Cr(VI). The polymer solution crosslinked with Cr(III) acetate 50% active behaved similar to that cross-linked with Cr(III) acetate hydroxide.
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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) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.003 |
| Science and technology studies | 0.000 | 0.004 |
| 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 it