Fabrication and evaluation of an oxygen microelectrode applicable to environmental engineering and science
Bibliographic record
Abstract
This paper introduces the fabrication procedure and evaluation method of an oxygen microelectrode applicable to environmental engineering and science research. The theory and development of an oxygen microelectrode technique are introduced. The fabrication procedure of a combined oxygen microelectrode with small-tip diameter (1520 μμm) is described in detail. This microelectrode was then evaluated by subjecting it to a polarization voltage of 0.8 V and calibrating against known dissolved oxygen concentrations from zero to air saturation. The results of the evaluation demonstrated that the fabrication procedure reported in this paper was successful. This microelectrode had a fast response time (<2 s), stable reading with good calibration linearity (R 2 = 1), low residual current signal (6 pA), and low stirring effect (4%). No electromagnetic interference was observed when this combined oxygen microelectrode was used under both laboratory and field conditions. The combined oxygen microelectrode fabricated using this procedure can be used for in situ measurement of dissolved oxygen in wastewater biofilms under field conditions. Key words: microelectrode, microsensor, oxygen, fabrication, polarization, calibration, biofilm, wastewater.
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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 | 0.001 | 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) | 0.000 | 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".