Results 51 to 60 of about 100,713 (258)

Dynamic Testing of Cold Gas Sprayed Bipolar Plates–Porous Transport Layer Coating System in Proton Exchange Membrane Water Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Through direct application of porous transport layer (PTL) on the bipolar plate (BPP) with thermal spraying, the interfacial contact resistance is improved. With the cold gas sprayed BPP–PTL coating system, a proton exchange membrane water electrolysis cell with a cell voltage of Ucell = 1.9 V can be operated up to i = 2.5 A/cm2 in a dynamic mode ...
Kirsten Bobzin   +5 more
wiley   +1 more source

Microstructure and microtexture assessment of delamination phenomena in charpy impact tested specimens [PDF]

open access: yesMaterials Research, 2014
In this article the delamination phenomena, which occurs in the X70 steel during fracture process from the Charpy impact tests, was investigated. Microstructure, microtexture and Taylor factor map analyses were performed by scanning electron microscopy ...
Hudison Loch Haskel   +3 more
doaj   +2 more sources

Dynamic delamination of aeronautic structural composites by using cohesive finite elements [PDF]

open access: yes, 2009
Cohesive finite elements are used to model impact induced delamination prediction of T800/21M unidirectional laminated composite. DCB, ELS and MMB tests are used to identify cohesive element parameters.
Espinosa, Christine   +3 more
core  

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Characteristics of the patients with delaminated rotator cuff tear

open access: yesSICOT-J, 2018
Purpose: The purpose of this study was to analyze factors relating to delamination in full-thickness rotator cuff tears. Methods: 126 patients with full-thickness rotator cuff tears treated by arthroscopic rotator cuff repair were the subjects of this ...
Iwashita Satoshi   +4 more
doaj   +1 more source

Impact of Sustainable Binders Based on Lignin and Collagen on the Volume Stability and Mechanical Properties of MgO‐C Refractories with MgO‐C Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
Collagen hydrolysate is evaluated as a sustainable binder for MgO‐C refractories. Its thermally induced cross‐linking and gas release lead to expansion and cracking in large bricks, but tailored batches with lignin, recyclates, or fine graphite improve the gas release while thermal treatment and stability.
Till M. J. Stadtmüller   +8 more
wiley   +1 more source

Research on Delamination Damage Quantification Detection of CFRP Bending Plate Based on Lamb Wave Mode Control

open access: yesSensors
The carbon-fiber-reinforced polymer (CFRP) bending structure is widely used in aviation. The emergence and spread of delamination damage will decrease the safety of in-service bending structures. Lamb waves can effectively identify delamination damage as
Quanpeng Yu   +3 more
doaj   +1 more source

A mesh-free simulation of mode I delamination of composite structures

open access: yesScience and Engineering of Composite Materials, 2014
A numerical and experimental investigation for the analysis of delamination problem under mode I loading in composite material is presented. Firstly, the simulation of the delamination under mode I loading and failure of composite materials based on the ...
Hesar Goudarz Ghanizadeh   +3 more
doaj   +1 more source

Digital Image Correlation Measurements of Mode I Fatigue Delamination in Laminated Composites

open access: yesProceedings, 2018
A Digital Image Correlation (DIC) based method is proposed to characterize Mode I fatigue delamination onset and propagation in laminated composites.
Man Zhu   +6 more
doaj   +1 more source

Sealant Delamination Detection of Structural Sealant Glazing Systems Based on Driving-Point Accelerance

open access: yesShock and Vibration, 2020
The structural sealant glazing system is widely used in glass curtain wall worldwide. However, due to the aging of the sealants, cracking may form along the sides of the glass.
Danguang Pan   +3 more
doaj   +1 more source

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