Redox Behavior and Ion-Pairing Thermodynamics of Ferrocene and Its Derivatives in the Organic Phase
Bibliographic record
Abstract
The redox behavior and ion-pairing thermodynamics of ferrocene and its derivatives (dimethylferrocene and decamethylferrocene) in a nitrobenzene (NB) thin film imposed between a graphite electrode and an aqueous electrolyte solution have been studied. We have shown that the presence of supporting electrolytes in the organic phase complicates their redox behavior, i.e., both the oxidation potential and peak area change significantly with time. In the absence of supporting electrolytes in the NB phase, the redox potential of the ferrocene molecules also shifts when the concentration of the supporting electrolytes (NaClO 4 or HClO 4 ) in the aqueous phase varies. It has been confirmed upon considering the influence of liquid−liquid junction potential that such a potential shift is dictated by the formation of ion pairs between the electrochemically generated ferricenium cations and the counteranions in the organic phase. On the basis of the determination of anion (ClO 4 − ) concentrations in the NB film, we were able to quantitatively evaluate the correlation between molecular structure and the formation constant of Fc + ·ClO 4 − ion pairs.
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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) | 0.001 | 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 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".