Isolated Co‐Ti‐Y Trimetallic Synergistic Catalysis Based on Apparent Anti‐Electronegative Polarization
Bibliographic record
Abstract
Abstract Rational design of multimetallic synergistic catalysis is a grand challenge in the field of green catalysis because synergistic mechanisms are poorly understood. Here, by exploiting a unique apparent anti‐electronegativity polarization in cobalt‐titanium‐yttrium trimetallic synergy, a unified methodology is demonstrated to activate oxygen and nitrogen. The new trimetallic synergistic catalyst achieves direct solvent‐free aerobic oxidation of cyclohexane to adipic acid and direct nitrogen oxidation of acetonitrile to guanidine. The delocalization of d‐orbitals and activation of inner electrons are the linchpins of catalytic performance, contributing to 90.87% selectivity for ketone‐alcohol oil and adipic‐acid and 89.30% selectivity for guanidine, respectively. The experiments and calculations demonstrate that the prodigious electrophilicity of the yttrium site overcomes the homeostasis of valence shell structures in the isolated cobalt and titanium sites. The valence electrons of this synergistic system become enriched with anti‐electronegative polarization and concomitant high charge transfer efficiency. In response to urging sustainable chemistry, the results corroborate that the activation strategies and mechanisms of molecular oxygen and nitrogen can be moderated and unified when multimetallic synergy is considered.
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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 | 0.000 | 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 | 0.001 | 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) | 0.018 | 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".