Results 21 to 30 of about 1,300,705 (268)

Microstructure and Mechanical Properties of TC4 Titanium Alloy at the Temperature of 77K

open access: yesMetals, 2023
Titanium alloy has the advantages of low thermal conductivity, a small expansion coefficient and being non-magnetic, making it an ideal low-temperature structural material.
Yuetao Zhao, Xuewen Li, Wenbin Fang
doaj   +1 more source

Heterogenous lamellar structure designed in additively manufactured 316L stainless steel through layer-wise engineering

open access: yesMaterials Research Letters
Heterogeneous structures offer a promising route to achieve balanced strength and ductility in metallic materials. However, tailoring microstructures in specific regions remains challenging in metal additive manufacturing.
Xinliang Xie   +7 more
doaj   +1 more source

The Influences of Heat Treatment on the Microstructure and Mechanical Properties of Rolled Ti2AlNb

open access: yesMetals, 2023
In this study, the microstructural evolution, distribution, morphology, and change mechanism of an as-rolled Ti2AlNb alloy were quantitatively analyzed by X-ray diffraction and electron backscatter diffraction (EBSD). The results show that after solution
Tianze Liu, Xuewen Li, Boxin Wei
doaj   +1 more source

Improvement heat resistance and thermal stability of Mg-7Y-3Zn-0.4Mn alloy by Al/Ca element addition

open access: yesJournal of Magnesium and Alloys
Elevated temperatures lead to a reduction in the strength of magnesium-based alloys. At elevated temperatures (200–300 °C), even rare-earth reinforced Mg alloys experience notable strength deterioration.
Fan Wu   +6 more
doaj   +1 more source

Exploring Preferences for a Digital Single‐Session Intervention for Adolescent Siblings of Youth With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Adolescent siblings of children with cancer are at elevated risk for psychosocial problems. Unfortunately, various barriers such as limited family time and resources, conflicting schedules, and psychosocial staffing constraints at cancer centers hinder sibling access to support.
Christina M. Amaro   +10 more
wiley   +1 more source

A PRSZT Registry Analysis of Prognostic Factors Influencing Survival and Relapse Rates After Second Allogeneic Hematopoietic Stem Cell Transplantation in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT A second allogeneic (allo‐)hematopoietic stem cell transplantation (HSCT2) is a potential curative option for pediatric patients with acute lymphoblastic leukemia (ALL) following relapse after first allogeneic transplantation (HSCT1), but its efficacy is limited by high relapse rates and transplant‐related toxicity in highly pretreated ...
Ava Momm   +10 more
wiley   +1 more source

Effect of Ni/MoS2 Addition on Microstructure and Properties of Supersonic Plasma-Sprayed Ni-Based Composite Coatings

open access: yesMedžiagotyra, 2022
Abnormal tool wear is a significant problem encountered in machining. MoS2 has the function of friction reduction; thus, to mitigate friction, two Ni-based coatings, Ni60 and Ni60 + 15 wt.% Ni/MoS2, were obtained on tungsten steel using supersonic plasma
Xinsheng WANG   +4 more
doaj   +1 more source

Adjunctive Therapeutic Plasma Exchange in Refractory Adult‐Onset Still's Disease Complicated by Secondary Macrophage Activation Syndrome: A Single‐Center Experience

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Adult‐onset Still's disease (AOSD) complicated by macrophage activation syndrome (MAS) carries substantial mortality. The role of therapeutic plasma exchange (TPE) remains uncertain. Methods We retrospectively analyzed patients with AOSD‐MAS treated with TPE at a single‐center.
Masataka Ueda   +15 more
wiley   +1 more source

Research progress of residual stress measurement methods

open access: yesHeliyon
Residual stress refers to self-equilibrating stress present within materials, with the potential to significantly affect manufacturing processes and performance.
Xuewen Li   +8 more
doaj   +1 more source

Dynamic Light-Weight Groups [PDF]

open access: yesProceedings of 17th International Conference on Distributed Computing Systems, 2002
The virtual synchrony model for group communication has proven to be a powerful paradigm for building distributed applications. In applications that use a large number of groups, significant performance gains can be attained if these groups share the resources required to provide virtual synchrony.
K. Guo, L. Rodrigues
openaire   +1 more source

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