Electrochemical Studies of Eosin Y Dye on Glassy Carbon Electrode in Different Five Electrolytes
Bibliographic record
Abstract
The electrochemical studies of Eosin Y on glassy carbon electrode were carried out in the different pH conditions by cyclic voltammetey, Chronocoulometry, Controlled potential coulometry and reaction mechanism.The effect of pH on the peak current and peak potential was studied at different pH media.Maximum peak current was observed only at pH 4.0.It was chosen as the best pH for studying the electroanalytical behaviour of eosin Y. Cyclic voltammograms were recorded in the potential range from -1000 V to 1000 mV.The voltammogram shows one oxidation peak at 814.4 mV with peak currents 3.46 A and reduction peak with higher current of 6.4 A in the backward scan at -704.5mV.A well-developed voltammetric peak probably related to the cathodic reduction of carbonyl group was obtained in pH 4.0 acetate buffer at -704 mV.An irreversibility nature of the reduction process was confirmed by cyclic voltammetric technique.From the slope value observed from the plot of Q vs. t 1/2 , the diffusion coefficient was calculated.The number of electrons involved in the overall process was calculated by substituting the diffusion coefficient 'D' calculated from chronocoulometry.The number of electrons transferred was 2 for reduction per molecule and 1 for oxidation in all the selected pH conditions was measured through controlled potential coulomogram.The oxidation involved irreversible one electron transfer around 800 mV, a potential where the oxidation of phenolic OH group took place.Hence the oxidation peak is due to the oxidation of phenolic OH group to the corresponding radical.
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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) | 0.001 | 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 | 0.001 | 0.001 |
| 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".