Characterization of Non-Conductive Paste Materials (NCP) for Thermocompression Bonding in a Direct Bonded Heterogeneously Integrated (DBHi) Si- Bridge Package
Why this work is in the frame
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Bibliographic record
Abstract
Direct Bonded Heterogeneous Integrated (DBHi) silicon-bridge packages use known standard bond and assembly processes but require special considerations with regards to the selection of bonding materials for the bridge chip. The DBHi chip-bridge subassemblies are prepared using thermocompression bonding (TCB) with non conductive paste (NCP). In this study, we identified that the NCP encapsulated micro joints in the DBHi silicon-bridge structure are under a unique stress condition through assembling experiments and thermomechanical analysis. We evaluated and compared the properties of different NCP materials using the test vehicles specially designed to emulate the unique stress condition. We demonstrated a reliable micro solder joint structure by selecting a NCP material showing optimal chemical reaction processes and by methodically designing the bonding conditions to mitigate the fracture failures of the solder joints in the DBHi silicon-bridge.
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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) | 0.001 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.001 |
| 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