Results 61 to 70 of about 251,351 (310)

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Evidence Communication Rules for Policy (ECR-P) critical appraisal tool

open access: yesSystematic Reviews
Background Scientific papers increasingly put forward scientific-based policy recommendations (SPRs) as a means of closing the circle of science, policy and practice.
Evangelos Danopoulos   +3 more
doaj   +1 more source

Mathematical Theory of Probability and Statistics

open access: yes, 1964
Mathematical Theory of Probability and Statistics focuses on the contributions and influence of Richard von Mises on the processes, methodologies, and approaches involved in the mathematical theory of probability and statistics.
Geiringer, Hilda
core  

Influence of Geometric Design on Mechanical Performance of Auxetic Metastructure

open access: yesAdvanced Engineering Materials, EarlyView.
Strategic geometric reinforcement transforms auxetic performance. This study evaluates 3D‐printed arrowhead metastructures, revealing that a modified design with local ring reinforcement suppresses premature failure to achieve superior energy absorption and structural efficiency.
Muhammad Gulzari   +3 more
wiley   +1 more source

THE RIEMANN ZETA FUNCTION AND GAUSSIAN MULTIPLICATIVE CHAOS : STATISTICS ON THE CRITICAL LINE [PDF]

open access: yes, 2020
We prove that if omega is uniformly distributed on [0, 1], then as T -> infinity, t bar right arrow zeta (i omega T + it + 1/2) converges to a nontrivial random generalized function, which in turn is identified as a product of a very well-behaved random ...
Saksman, Eero, Webb, Christian
core   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
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

Heart Disease Prediction Using Ensemble Tree Algorithms: A Supervised Learning Perspective

open access: yesApplied Computational Intelligence and Soft Computing
Heart disease stands as a leading cause of morbidity and mortality globally, presenting a significant public health challenge. Therefore, early prediction and detection are critical, leading to timely and appropriate interventions at early stages.
Enoch Sakyi-Yeboah   +7 more
doaj   +1 more source

Mathematical Statistics with Applications 7 Edition

open access: yes, 2008
Mathematical Statistics with Applications was written for use with an undergraduate 1-year sequence of courses (9 quarter-or 6 semeters-hours) on mathematical statisticsvi,912 ...
Dennis D. Wackerly
core  

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

De-occlusion and recognition of frontal face images: a comparative study of multiple imputation methods

open access: yesJournal of Big Data
Increasingly, automatic face recognition algorithms have become necessary with the development and extensive use of face recognition technology, particularly in the era of machine learning and artificial intelligence.
Joseph Agyapong Mensah   +4 more
doaj   +1 more source

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