Temperature Dependence of Oxygen Reduction Catalyzed by Cobalt Fluoro‐Phthalocyanine Adsorbed on a Graphite Electrode
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Bibliographic record
Abstract
Abstract The graphite electrode surface onto which cobalt(II) 1,2,3,4,8,9,10,11,15,16,17,18,22,23,24,25‐hexadecafluoro‐29 H ,31 H ‐phthalo‐cyanine (abbreviated as Co II HFPC) is adsorbed displays a strong electrocatalytic activity toward O 2 reduction. The electrochemical response of surface adsorbed Co II HFPC is investigated at different pHs and temperatures by cyclic voltammetry. The kinetics of the catalyzed O2 reduction at different temperatures, measured by cyclic voltammetric and rotating disk electrode methods, is analyzed and a corresponding reaction mechanism is proposed. A two‐electron/two‐proton process is found to be the dominating pathway for Co II HFPC catalyzed O 2 reduction. The increase in temperature, from 20 to 70 °C, enhances the reduction rate significantly. The presence of methanol has no effect on its catalytic activity towards O 2 reduction. The implications of using this non‐noble electrocatalyst for the cathode reaction in low temperature fuel cells, including direct organic, metal‐air fuel cells, etc., are discussed in this paper.
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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 | 0.000 | 0.001 |
| 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 it