Efficient direct regeneration of spent LiFePO4 by low-temperature sintering
Why this work is in the frame
A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.
Bibliographic record
Abstract
The morphology, crystal structure, and electrochemical performance of spent LiFePO 4 (S-LFP) are recovered by one-step low-temperature solid phase sintering. After sintering at 550 °C for 3 h, the secondary particle size distribution of regenerated LiFePO 4 (R-LFP) becomes narrower, and the D 50 is reduced from 5.6 to 2.3 μm. In addition, the content of Li−Fe antisite defect is reduced from 5.73% to 1.20%, and the F is doped to O(2) site in the structure of R-LFP. Moreover, a coating layer comprising carbon and LiF is formed on the surface of R-LFP because of the decomposition of PVDF. Therefore, the R-LFP demonstrates exceptional Li + diffusion dynamics and conductivity, which delivers a high discharge capacity of 157.3 mA·h/g at 0.1 C . And it maintains 92% of its initial capacity after 500 cycles at 1 C .
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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 | 0.000 | 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) | 0.000 | 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 it