Results 31 to 40 of about 193,590 (356)

Overview of molecular signatures of senescence and associated resources: pros and cons

open access: yesFEBS Open Bio, EarlyView.
Cells can enter a stress response state termed cellular senescence that is involved in various diseases and aging. Detecting these cells is challenging due to the lack of universal biomarkers. This review presents the current state of senescence identification, from biomarkers to molecular signatures, compares tools and approaches, and highlights ...
Orestis A. Ntintas   +6 more
wiley   +1 more source

Bonding titanium to Rene 41 alloy [PDF]

open access: yes, 1972
Pair of intermediate materials joined by electron beam welding method welds titanium to Rene 41 alloy. Bond is necessary for combining into one structure high strength-to-density ratio titanium fan blades and temperature resistant nickel-base alloy ...
Scott, R. W.
core   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

New Insights into the Ingot Breakdown Mechanism of Near-β Titanium Alloy: An Orientation-Driven Perspective

open access: yesMetals
The ingot breakdown behavior of a typical near-β titanium alloy, Ti-55511, was investigated by various multi-pass upsetting processes. Particular emphasis was placed on the breakdown mechanism of the ultra-large β grains.
Xianghong Liu   +6 more
doaj   +1 more source

Copper and nickel adherently electroplated on titanium alloy [PDF]

open access: yes, 1967
Anodic treatment of titanium alloy enables electroplating of tightly adherent coatings of copper and nickel on the alloy.
Brown, E. E.
core   +1 more source

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 more
wiley   +1 more source

Analysis of the effect of fiber fracture on the limiting rotational speed of SiCf/TC17 ring based on the multiscale model

open access: yesJournal of Materials Research and Technology
Fiber-reinforced titanium matrix composites (TMCs) offer high specific strength and stiffness and are commonly used in unidirectional components such as turbine shafts and blade rings.
Weiqiang Yuan   +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

Research and application status of medical porous titanium alloy formed by additive manufacturing

open access: yesJournal of Hebei University of Science and Technology, 2021
Titanium alloy is considered as an ideal implant material for its good mechanical properties and biocompatibility.However,due to the high elastic modulus of solid titanium alloy,there is stress shielding between the implant and human bone after ...
Yongdi ZHANG   +3 more
doaj   +1 more source

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