Results 71 to 80 of about 91,436 (305)

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

The Process of Students\u27 Mathematical Connection in Solving Mathematical Problems in terms of Learning Styles

open access: yes, 2021
The purpose of this study was to describe the process of students\u27 mathematical connections in solving mathematical problems in terms of learning styles. The type of research used is descriptive research with a qualitative approach.
Mar’atus Solikhah, Baiduri Baiduri, Arif Hidayatul Khusna,
core  

Mathematical Connection Middle-School Students 8th in Realistic Mathematics Education

open access: yes, 2020
This study was conducted to notice the effect realistic mathematics education in improving 8th grade Middle-School students' mathematical connection by employing measuring tools of a mathematical connection test and observation sheet, which were ...
Muhammad Hasbi
core   +1 more source

EFEKTIVITAS PEMBELAJARAN BERBASIS MASALAH, PEMBELAJARAN BERBASIS PROYEK LITERASI, DAN PEMBELAJARAN INKUIRI DALAM MENINGKATKAN KEMAMPUAN KONEKSI MATEMATIS

open access: yesProfesi Pendidikan Dasar, 2020
The aims of this research to explains the effectiveness of increasing students' mathematical connection abilities that obtain problem-based learning, project-based learning literacy and inquiry learning.
Zaenal Abidin
doaj   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

Descriptive Analysis of Mathematical Connection Ability in Comparative Materials for Junior High School Students

open access: yes, 2023
The purpose of this study was to analyze the mathematical connection ability of the comparative material of junior high school students. This study uses a qualitative approach.
Sajiman, Supardi Uki; Universitas Indraprasta PGRI   +1 more
core   +1 more source

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

Mathematical connection ability with contextual learning [PDF]

open access: yes
. This study used a model of Concurrent Embedded with the aim of: The aim of this study was to know mathematical conection on linier equation of one variable with contextual learning, then observed that mathematical connection.
Saminanto, Saminanto
core  

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

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