Stretchable Carbon Nanosprings Production by a Catalytic Growth Process
Bibliographic record
Abstract
Due to their peculiar electromagnetic and mechanical properties, helical carbon nanotubes (HCNT) have important potential applications in micro and nanoelectromechanical fields where they can be used as springs, magnetic field detectors, electromagnets, inductors and actuators. We report here the synthesis of carbon nanosprings through a non-classical catalytic growth process using a nanoporous support, where the regular array of openings allows the control of the diameter and coil pitch of the nanosprings. Exposition of such carbon nanosprings to a laser beam beyond an energy threshold can induce a permanent deformation characterized by the decoiling of the spring. Such permanent deformation results from an internal stresses relief mechanism, where pentagon-heptagon defect pairs reverting back to hexagon rings reduce the curvature of the coiled nanotube. This is expected to have important potential therapeutic applications in which carbon nanosprings can be located specifically in artery channels to remove fatty substances. They can also be located within cancer cells through specific interactions, after which the cells would be destroyed through the use of a more energetic but not harmful laser light. Such energy application is expected to fragment HCNT into digestible carbon for assimilation by the human body.
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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 | 0.001 |
| 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 | 0.001 | 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".