Ultrafast laser beam shaping: engineering 3D photonics devices for integration in bulk to fibre glasses
Bibliographic record
Abstract
Adaptive Optics (AO) is facilitating new forms of laser beam shaping from which novel forms of three-dimensional (3D) nano-structures may be tailored inside of transparent material by ultrashort-pulsed laser interaction. The assembly of such tailored nano-diffractive elements into micro-optic diffractive optics presents new opportunities for photonics integration and packaging that encompasses 3D processing over a broad range of applications based inside of bulk glasses, thin transparent films, and optical fibre. The presentation explores opportunities for integrating multi-functional photonic and opto-fluidic devices into a compact platform of lab-in-fiber (LIF) or fiber cladding photonics that bypass requirements for integration of planar waveguide circuits with fiber optic networks. Alternatively, the 3D laser nano-structuring promises new means for fiber-to-chip packaging with 3D waveguide circuits, for example, the formation of low profile interposers that permit low-loss grating coupling of optical fibers to silicon photonic chips.
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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".