Results 101 to 110 of about 8,665,252 (282)
Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev +2 more
wiley +1 more source
New AI‐Assisted Approach for Expanding the Solution Space: Application to Lattice Structure Design
This work introduces an innovative framework for designing structured materials by ex panding the design space through reparameterization of qualitative variables into continuous structural descriptors. Combined with machine‐learning‐based prediction and multi‐objective optimization, the approach enables the discovery of novel lattice architectures ...
G. H. Gahimbare +5 more
wiley +1 more source
Math.com: A World of Math Online
"Do not worry about your difficulties in mathematics, I assure you that mine are greater." Einstein, Albert (1879-1955). If you are not Einstein, or are actually having difficulties with mathematics, let this website help.
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Meta-analysis on math anxiety and math performance
This meta-analysis aims at investigating the relation between math anxiety and math performance. Thereby, this meta-analysis will account for math self-concept and math self-efficacy and sets out to identify moderators of this ...
Julia Huber +3 more
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In situ synchrotron high‐energy X‐ray diffraction reveals the real‐time high‐temperature phase evolution of a ternary V‐9Si‐6.5B alloy. The study uncovers a kinetically delayed V5SiB2 → V8SiB4 transformation governed by massive structural and chemical barriers.
Zahra Sabeti +4 more
wiley +1 more source
Enhancing ultrasound transmission through an aberration layer exhibiting mismatched impedance with the surrounding medium possesses great implications in imaging and treatment. In this study, we show that a space‐coiling acoustic metamaterial with judiciously tailored structural profile can help improve impedance matching.
Maral Ghanami +4 more
wiley +1 more source
This article investigates the dependence of the properties on the manufacturing orientation in the form of the inclination angle to the build plate of LPBF‐fabricated NiTi rods with a diameter of 150–220 µm. Metallographic, chemical, thermal, and mechanical characterization show behavior under identical manufacturing conditions that ranges from ...
Sandra Herzig +2 more
wiley +1 more source
The Relationship Between Math Anxiety, Note-taking, and Math Performance
Much research points to the relationship between math anxiety and prior negative experiences with math. These negative experiences can cause a cycle where anxiety leads to poor performance, then poor performance deepens the anxiety.
Castro, Nataly
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Sustainability assessment requires methodologies that appropriately distinguish between additive and non‐additive material properties. A toxicity‐weighted scoring system is developed and applied that accounts for the disproportionate influence of highly toxic constituents through nonlinear weighting functions, providing more realistic estimates than ...
Seth Mehalic +2 more
wiley +1 more source
Math drills are often used in classrooms to test for speed and accuracy in addition, subtraction, and multiplication. For educators and parents looking for a seemingly unlimited store of math drills, this website houses over 50,000 free math worksheets ...
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