Results 21 to 30 of about 7,960,375 (256)

Novel Application Research on Critical High-Temperature Deformation of Low-Lead Brass Alloy

open access: yesMetals, 2020
This study investigated the critical high-temperature deformation of the low-lead (Pb) Cu38Zn3Pb alloy. Moreover, the dezincification mechanism of this alloy for high-temperature applications was evaluated.
Kuan-Jen Chen
doaj   +1 more source

Temperature Dependent Constitutive Equation for Carbon Steels with Consideration of Blue Brittleness [PDF]

open access: yes, 2005
This paper presents a temperature dependent static constitutive equation for carbon steels, which can be applied for wide temperature range involving the range where blue brittleness occurs.
10216989   +17 more
core   +1 more source

Low-Temperature-Toughened Polypropylene Blends with Highly Packed Elastomeric Domains

open access: yes, 2022
Despite its versatility, the use of polypropylene (PP) has been limited to subzero temperature applications owing to its inherent brittleness at low temperatures.
Do-Kyun Kim (2176492)   +5 more
core   +1 more source

Elastic properties of Zr-based bulk metallic glasses studied by resonant ultrasound spectroscopy [PDF]

open access: yes
We report measurements of the elastic properties of Zr-based bulk metallic glasses, Zr52.5Cu17.9Ni14.6Al10Ti5, Zr50Cu30Ni10Al10, and Zr50Cu40Al10 between 5 K and 300 K.
Zhang, Zhiying   +4 more
core   +1 more source

An Improved Low-Temperature Brittleness Test

open access: yes, 1949
An improved low-temperature brittleness tester, capable of testing five specimens simultaneously, is described. All machine specifications conform to A.S.T.M. Method D 746-44T.
E. F. Smith, G. J. Dienes
core   +1 more source

Low‐Temperature Imidization of Polyimides (PI) for Scalable Manufacturing of Flexible Wearable Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐temperature imidization of PEG‐modified polyimide enables fully screen‐printed, roll‐to‐roll fabrication of flexible electrodes on PET substrates, delivering robust mechanical durability and reliable ECG/EMG signal performance for wearable electronics.
Akib Abdullah Khan, Jong‐Hoon Kim
wiley   +1 more source

High Temperature Brittleness of Non-Oriented Electrical Steel Containing Phosphrous

open access: yes, 2011
High temperature brittleness of non-oriented electrical steel containing 0.14wt% phosphorus was investigated by mechanical testing, scanning electrical microscopy (SEM) and Auger electron spectroscopy (AES).
Jing Liu, Ye Xian Ouyang
core   +1 more source

High‐Temperature Phase Transformation in a V‐9Si‐6.5B Alloy: The Kinetic and Crystallographic Pathway From V5SiB2 to V8SiB4

open access: yesAdvanced Engineering Materials, EarlyView.
In situ synchrotron high‐energy X‐ray diffraction reveals the real‐time high‐temperature phase evolution of a ternary V‐9Si‐6.5B alloy. The study uncovers a kinetically delayed V5SiB2 → V8SiB4 transformation governed by massive structural and chemical barriers.
Zahra Sabeti   +4 more
wiley   +1 more source

Distinct Microstructural Characteristic Lengths Defining Notch Fatigue Crack Initiation and Propagation, and Defect Tolerance in Advanced Steels

open access: yesAdvanced Engineering Materials, EarlyView.
Schematic representation of modes of microcrack nucleation, growth and temporary arrestment at different boundaries, with the criteria for crack propagation in three scenarios: (1) large notch, (2) defect/small sharp notch, and (3) long crack. This work revisits and integrates results on the fatigue behavior of advanced bainitic steels (in particular ...
Lucia Morales‐Rivas
wiley   +1 more source

Superlubricity and Corrosion Inhibition Properties of Solvate Ionic Liquids in Hybrid Carbon Fiber Reinforced Plastic–Steel Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Solvate ionic liquids lubrication reduced the coefficient of friction by ∼60% compared to dry sliding, reaching steady‐state values as low as 0.04–0.05. Corrosion weight‐loss measurements in 1 M HCl further demonstrated significant inhibition behavior, with only 100 ppm of [Li(G3)][TFSI] (∼68.5 μL/L) reducing corrosion‐product weight loss by 63 ...
Sameh Dabees   +6 more
wiley   +1 more source

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