Results 81 to 90 of about 32,385 (274)

Mechanical Properties Improvement of Low Carbon Steel by Combined Heat Treatments [PDF]

open access: yes, 2001
The improvement of the Mechanical properties of the low Carbon steel and increasing its strength, was the goal of some heat treatment technologies developed in the last twenty years. One of these technologies is the Rapid Heat Treatment (RHT), by which
Dobránszky, János, Abou-Jahjah, J.
core   +1 more source

A 3D‐Printed SFE‐Graded Alloy Mitigates Cryogenic Discontinuous Plastic Flow and Hydrogen Embrittlement

open access: yesAdvanced Science, EarlyView.
A novel strategy features gradient composition and stacking fault energy‐tuned (CoCrMn)100‐2xFexNix fabricated via in situ alloying additive manufacturing. This design circumvents cryogenic discontinuous plastic flow and hydrogen embrittlement of metallic materials under quasi‐static loading and hydrogen‐rich environment relevant to lunar polar ...
Renhao Wu   +11 more
wiley   +1 more source

RELATIONSHIP BETWEEN SURFACE MARTENSITE, THIN FOIL AND BULK MARTENSITE

open access: yes, 1982
The possibility that surface martensite can serve as nucleus for bulk martensite is investigated by transmission electron and light microscopy in ternary Cu-Zn-Al alloys.
F.C. Lovey
core   +1 more source

Effect of Fatigue Crack Growth Rate on Varied Percentage of Martensite for Welded DP Steel [PDF]

open access: yes, 2013
The objective of this investigation is to study the fatigue behaviour of Dual phase(DP)steel with varying percentage of martensite. The study is conducted on samples of welded Dual phase steel prepared by intercritical ...
Kempaiah, U.N., Nagaraj Kori, .
core  

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

Comparative Characteristics of Martensite and Bainite in Cu-Based SMAs

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2014
The present work reports the evolution of micro-structure and shape memory behavior in a Cu-15 Zn-6 Al (mass. %) shape memory alloy (SMA), as a function of the applied hot working procedure and of the performed heat treatments.
Elena MIHALACHE   +4 more
doaj  

A Review on Recent Trends of Bioinspired Soft Robotics: Actuators, Control Methods, Materials Selection, Sensors, Challenges, and Future Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This article reviews the current state of bioinspired soft robotics. The article discusses soft actuators, soft sensors, materials selection, and control methods used in bioinspired soft robotics. It also highlights the challenges and future prospects of this field.
Abhirup Sarker   +2 more
wiley   +1 more source

Estudo do efeito das temperaturas de austenitização e de revenido na resistência e tenacidade do aço SAE 15B30 [PDF]

open access: yes, 2008
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-graduação em Ciência e Engenharia de MateriaisNeste trabalho estudou-se o efeito da temperatura de austenitização e da temperatura de revenido, bem como
Preti, Itamar
core  

Thermally activated martensite formation in ferrous alloys [PDF]

open access: yes, 2017
Magnetometry was applied to investigate the formation of α/α´martensite in 13ferrous alloys during immersion in boiling nitrogen and during re-heating to room temperature at controlled heating rates in the range 0.0083-0.83 K s-1.
Somers, Marcel A. J.   +5 more
core   +1 more source

Fretting Wear and Corrosion Behavior of the Fe‐35Mn Biodegradable Alloy for Biomedical Applications

open access: yesMaterials and Corrosion, EarlyView.
This study evaluates the corrosion and tribological wear behavior of the Fe‐35Mn alloy, demonstrating superior mechanical stability and a more favorable degradation rate than pure iron, thereby highlighting its potential for biomedical applications. ABSTRACT The biodegradable Fe‐35Mn alloy has emerged as a promising material for temporary implants due ...
Kerolene Barboza da Silva   +7 more
wiley   +1 more source

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