Performance of Ultra-high Performance Concrete-filled Steel Tubes Under Lateral Impact Loads
Bibliographic record
Abstract
<p>Ultra-high performance concrete is a new generation of concrete that supersedes traditional concrete. The new material is self-consolidated, and the present research focuses on the impact resistance of UHPC under impact loading. Four specimens in the form of simply supported beams with identical dimensions and steel reinforcement ratios are tested under low-velocity impact loading. The specimens are 140 mm in diameter and 2000 mm in length. </p> <p><br></p> <p>The experimental results revealed that the concrete type significantly affects the lateral impact resistance. UHPC specimen deform in a more ductile manner, and there is no severe local buckling in the steel tube. UHPC specimen effectively restricts the indentation and local bulking within a highly localized region around the impact point and limits the deformation of the steel tube. UHPC material is easy to mix and demonstrates superior impact resistance under lateral impact load.</p>
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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) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 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 | 0.001 |
| Insufficient payload (model declined to judge) | 0.002 | 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".