Direct Thermal Patterning of a π-Conjugated Polymer
Bibliographic record
Abstract
A method for the direct thermal patterning of a thermally labile π-conjugated polymer film containing a NIR sensitive dye using a continuous wave 830 nm NIR diode laser is described. The method is demonstrated with poly(3-(2-(2-tetrahydropyranyloxy)ethyl)thiophene) (PTHPET), which is rendered insoluble upon localized heating with the NIR irradiation due to catalytically enhanced elimination and volatilization of dihydropyran. The optical and photophysical properties of the patterned π-conjugated material are described. High-resolution pixels (10 μm) of conjugated polymer can be obtained with laser dosages as low as 600 mJ/cm 2 at laser scan speeds of 0.6 m/s. The method is capable of imaging large surface areas, up to 1 m 2, at relatively high throughput and with micrometer size resolution, and thus could find application where the patterning of electroluminescent and/or conducting organic materials are required.
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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) | 0.005 | 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".