Results 21 to 30 of about 134,655 (313)

Microstructure and properties of pulse current promoted diffusion welding TiAl/Ti2AlNb joint with Ti69NbCrZrX interlayer

open access: yesCailiao gongcheng
The novel Ti69NbCrZrX (X=Sn,W,Al,Mo,1%-2%, mass fraction) was used as an interlayer to join TiAl alloy with Ti2AlNb alloy by pulsed current diffusion welding at 900 ℃/30 min/8 MPa.
LYU Yanlong   +4 more
doaj   +1 more source

Growth Kinetics of a Silicon-Modified Aluminide Coating on a TiNM-B1 Intermetallic Alloy

open access: yesAdvances in Mechanical and Materials Engineering
TiAl-based intermetallic alloys are used as a structural material in high-temperature applications such as aircraft and turbine engines. To improve the mechanical properties of TiAl, it is often modified by adding other elements such as niobium or ...
Mateusz Woźniak   +3 more
doaj   +1 more source

Microstructure and Properties of Insitu TiAl3 Particlereinforced Aluminum Matrix Composites

open access: yesJournal of Harbin University of Science and Technology, 2019
TiAl3/2024Al composites were prepared by ultrasonicassisted insitu casting.The microstructures, mechanical properties and wear resistance of TiAl3/2024Al composites were studied.
QIN Jin   +3 more
doaj   +1 more source

Structural Change of TiAl Alloy under Uniaxial Tension and Compression in the <001> Direction: A Molecular Dynamics Study

open access: yesMetals, 2021
TiAl alloys can be used in aircraft and high-performance vehicle engines owing to their structural stability at high temperatures and their light weight.
Rizal Arifin   +6 more
doaj   +1 more source

Research progress on refractory composition and deformability of shell molds for TiAl alloy castings [PDF]

open access: yesChina Foundry, 2018
At present, most TiAl components are produced by an investment casting process. Environmental and economic pressures have, however, resulted in a need for the industry to improve the current casting quality, reduce manufacturing costs and explore new ...
Chun-ling Bao   +2 more
doaj   +1 more source

Effects of doping Ti3SiC2 with Al on interfacial microstructural evolution, growth kinetics and mechanical properties of Ti3SiC2/TiAl joints

open access: yesJournal of Materials Research and Technology, 2020
Investigations of the interfacial microstructural evolution, the growth kinetics, and the mechanical properties in the Al-doped joint can derive guidelines for the knowledge-based parameter optimization of dissimilar Ti3SiC2/TiAl joining process.
Qi Wang   +4 more
doaj   +1 more source

Evaluation of Forged TiAl Alloy Usefulness Based on Their Impact Resistance

open access: yesMetals, 2023
The purpose of this study is to determine if forged TiAl alloys are worth using for small parts such as jet engine turbine blades. As part of this goal, this study investigated ways to improve the impact resistance of forged TiAl alloys and compared them
Toshimitsu Tetsui
doaj   +1 more source

Prevalence of 21 Physician‐Defined Severe Toxicities Following Childhood Acute Lymphoblastic Leukemia Treatment: Australian Retrospective Cohort Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Acute lymphoblastic leukemia (ALL) is the most common pediatric cancer, with an overall survival now surpassing 90% in developed countries. However, treatments are not without adverse effects. In this study, we apply the severe toxicity‐free survival (STFS) framework to determine the prevalence of 21 physician‐defined severe ...
Lane Collier   +10 more
wiley   +1 more source

On Hierarchical Composite Endpoints in Pediatric Cancer Supportive Care: Illustrative Examples From Two Multi‐Center Phase‐III Randomized Clinical Trials

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric supportive care clinical trials often involve multiple clinically important outcomes, complicating trial interpretation. Hierarchical composite endpoints (HCEs) provide a framework to integrate key outcomes according to clinical importance.
Willem H. Collier   +11 more
wiley   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

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