Results 41 to 50 of about 489,076 (318)

Effects of heat treatment technology on microstructures and properties of 30Cr15NiMo martensitic stainless steel

open access: yesCailiao gongcheng
As an effective approach for improving the match of strength and ductility of martensitic stainless steel, the processing of quenching and partitioning (Q&P) is seldom implemented in industrial practice of commercial steels due to two factors: the one is
WANG Haixu   +3 more
doaj   +1 more source

Uniform Spheres of α-NaYF4:RE3+ (RE=Eu, Tb, Ce, Er, and Tm): Template-Free Synthesis, Multi-Color Photoluminescence, and Their Application in Cellular Imaging

open access: yesCrystals, 2020
Uniformly dispersed luminescent probes with a high brightness and high resolution are desired in bio imaging fields. Here, ~100 nm sized and well-dispersed spheres of RE3+ doped α-NaYF4 (rare earth (RE) = Eu, Tb, Ce, Er, and Tm) have been facile ...
Xiaofeng Fan   +3 more
doaj   +1 more source

Evaluation of local orientation for texture classification [PDF]

open access: yes, 2008
The aim of this paper is to present a study where we evaluate the optimal inclusion of the texture orientation in the classification process. In this paper the orientation for each pixel in the image is extracted using the partial derivatives of the ...
Ilea, Dana E.   +2 more
core  

A Fully Unsupervised Texture Segmentation Algorithm

open access: yes, 2003
This paper presents a fully unsupervised texture segmentation algorithm by using a modified discrete wavelet frames decomposition and a mean shift algorithm.
Fauzi, Mohammad F. A.   +5 more
core   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Optimal design of high‐performance rare‐earth‐free wrought magnesium alloys using machine learning

open access: yesMaterials Genome Engineering Advances
In this study, a small dataset of 370 datapoints of Mg alloys are selected for machine learning (ML), in which each datapoint includes five rare‐earth‐free alloying elements (Ca, Zn, Al, Mn and Sn), three extrusion parameters (extrusion speed ...
Shaojie Li   +6 more
doaj   +1 more source

Continuous Cooling Transformation Diagram, Microstructures, and Properties of the Simulated Coarse-Grain Heat-Affected Zone in a Low-Carbon Bainite E550 Steel

open access: yesMetals, 2019
In order to provide important guidance for controlling and obtaining the optimal microstructures and mechanical properties of a welded joint, the continuous cooling transformation diagram of a new low-carbon Nb-microalloyed bainite E550 steel in a ...
Yun Zong, Chun-Ming Liu
doaj   +1 more source

Antibacterial metals and alloys for potential biomedical implants

open access: yesBioactive Materials, 2021
Metals and alloys, including stainless steel, titanium and its alloys, cobalt alloys, and other metals and alloys have been widely used clinically as implant materials, but implant-related infection or inflammation is still one of the main causes of ...
Erlin Zhang   +5 more
doaj   +1 more source

Prediction of Surface Topography Parameters in Direct Laser Interference Patterning of Stainless Steel Using Infrared Monitoring and Convolutional Neural Networks

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents an infrared monitoring approach for direct laser interference patterning (DLIP) combined with a convolutional neural network (CNN). Thermal emission data captured during structuring are used to predict surface topography parameters.
Lukas Olawsky   +5 more
wiley   +1 more source

Effect of heat-treatment processing on microstructure and properties of 40Cr3Mn3Ni3Si2Mo ultra-high strength steel

open access: yesCailiao gongcheng
A medium carbon alloy steel 40Cr3Mn3Ni3Si2Mo is designed and prepared, and tempering is carried out after hot rolling, hot rolling plus refrigerating treatment, as well as quenching plus refrigerating treatment respectively.
SUN You   +5 more
doaj   +1 more source

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