Results 71 to 80 of about 99,660 (362)

External and Internal Cracking Caused by Heat Treatment in Laser Powder Bed Fusion‐Fabricated Inconel 738LC Components

open access: yesAdvanced Engineering Materials, EarlyView.
Manufacturing problems such as heat treatment‐induced cracking hinder the widespread application of the laser powder bed fusion (LPBF) process to superalloys. In this study, cracks in the LPBF components of Inconel 738LC superalloy are characterized after heat treatment at various temperature ranges, revealing two distinct cracking behaviors.
Kosuke Kuwabara   +4 more
wiley   +1 more source

An assessment of the corrosion resistance of powder sprayed titanium coatings [PDF]

open access: yes, 2010
Aluminium and stainless steels are susceptible to pitting corrosion in sea water. Mild steel is susceptible to corrosion in general. Titanium however, has good corrosion resistance in chloride solutions and thus is not susceptible to pitting in sea water.
Probert, Evan Guy Gray
core  

Crack initiation induced nanograins and facets of a titanium alloy with lamellar and equiaxed microstructure in very-high-cycle fatigue [PDF]

open access: yes, 2023
Fractographic and microstructure features in crack initiation region in very-high-cycle fatigue (VHCF) were characterized for an extruded titanium alloy VT3-1 under stress ratios R =–1 and 0.1.
PAN, Xiangnan   +5 more
core   +1 more source

Microstructure evolution of internal defect healing zone in ZTC4 titanium alloy during hot isostatic pressing

open access: yesJournal of Aeronautical Materials
The internal displacement change around shrinkage pores,stress and strain distribution,and microstructural evolution in the defect healing zone of ZTC4 titanium alloy during hot isostatic pressing (HIP) are investigated by numerical simulation combined ...
GAO Wei, XU Qian, YIN Yajun, FENG Xin
doaj   +1 more source

The Influence of Field‐Assisted Sintering Technology (FAST) Temperature and Cooling Rate on the Microstructural Evolution in Gamma‐Titanium Aluminide Alloy GE4822

open access: yesAdvanced Engineering Materials, EarlyView.
Controlling the Field Assisted Sintering Technology (FAST) parameters, dwell temperature and cooling rate, significantly influences the microstructural evolution in titanium aluminide GE4822. Significant γ‐lamellar colonies develop only upon cooling through the α‐transus.
Jack Krohn, James Pepper, Martin Jackson
wiley   +1 more source

Incorporation of 3 μm SiCp into Titanium surfaces using a 2.8 kW laser beam of 186 and 373 MJ m-2 energy densities in a nitrogen environment [PDF]

open access: yes, 2007
The formation of composite layers using a 2.8 kW laser beam of 186 and 373 MJ m−2 energy densities, on commercial purity titanium surfaces preplaced with 3 μm size, 1-4 vol.% SiCp powder in a 100% nitrogen environment, produced gold colour tracks.
Mridha, S., Baker, T.N.
core   +1 more source

Titanium and Titanium Alloys as Biomaterials

open access: yes, 2013
Bone and its several associated elements – cartilage, connective tissue, vascular elements and nervous components – act as a functional organ. They provide support and protection for soft tissues and act together with skeletal muscles to make body movements possible.
Virginia Senz de Viteri, Elena Fuentes
openaire   +2 more sources

All‐in‐One Analog AI Hardware: On‐Chip Training and Inference with Conductive‐Metal‐Oxide/HfOx ReRAM Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐in‐one analog AI accelerator is presented, enabling on‐chip training, weight retention, and long‐term inference acceleration. It leverages a BEOL‐integrated CMO/HfOx ReRAM array with low‐voltage operation (<1.5 V), multi‐bit capability over 32 states, low programming noise (10 nS), and near‐ideal weight transfer.
Donato Francesco Falcone   +11 more
wiley   +1 more source

Development and characterization of titanium alloy foams [PDF]

open access: yes, 2010
Titanium has excellent mechanical properties, a low density and bio-compatibility features. Titanium foam is an attractive material for structural and biomedical applications. Because of these properties and applications we have tried to produce titanium
Ahmad, Sufizar   +6 more
core  

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