Results 61 to 70 of about 692,061 (265)

MXene‐Enabled Wearable Biosensors: A Design Framework for Autonomous Biosensing

open access: yesChemElectroChem, Volume 13, Issue 9, 5 May 2026.
Bridging nanoscale innovation with MXene to real‐time, patient‐centered health systems. MXenes, a rapidly expanding family of two‐dimensional transition metal carbides and nitrides, have emerged as leading materials for wearable bioelectronics due to their metallic conductivity, termination‐rich surfaces, mechanical compliance, and tunable interlayer ...
Jegan Rajendran, Gymama Slaughter
wiley   +1 more source

Fatigue strength evaluation for individual strands of overhead conductors using a biaxial fretting fatigue test bench [PDF]

open access: yesMATEC Web of Conferences, 2019
This paper presents a biaxial fretting fatigue test bench which provides the capability of performing fretting fatigue experiments on individual wires of a conductor combining the effect of both alternating tension and bending loadings to represent a ...
Omrani Amine   +4 more
doaj   +1 more source

MXene Quantum Dot–Enabled Biosensing of Metabolic Biomarkers in Cardiovascular and Metabolic Diseases: Biological Context and Translational Perspectives

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
This review provides a comprehensive analysis of MQD‐enabled biosensing platforms with a specific focus on metabolic biomarkers associated with cardiovascular and metabolic diseases. ABSTRACT MXene quantum dots (MQDs) have recently emerged as a versatile class of nanomaterials for biosensing applications, offering unique opportunities for probing ...
Bayan Abdel Majeed   +7 more
wiley   +1 more source

Procedure and results of investigation of crack initiation under fretting fatigue [PDF]

open access: yes, 2006
Technique for determination of crack initiation lifetime under fretting fatigue has developed. It represents a combination of the French’s method and the statistical staircase method.
Kurash, Yu. P.   +3 more
core  

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, Volume 28, Issue 7, 8 April 2026.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

An energy description of wear mechanisms and its applications to oscillating sliding contacts [PDF]

open access: yes, 2003
To quantify wear rates, the Archard approach is classically applied. It relates the wear volume to the product of the sliding distance and the normal load.
Archard   +22 more
core   +1 more source

Photo‐Responsive Room‐Temperature Phosphorescent Films Exhibiting Photochromism and Time‐Dependent Phosphorescent Colors for Multilevel Anti‐Counterfeiting

open access: yesAdvanced Science, Volume 13, Issue 24, 27 April 2026.
A series of photo‐responsive polymers are prepared by a facile one‐pot in situ synthesis strategy, where RTP modules and photochromic units are systematically integrated into one polymer system. The triplet‐singlet Förster resonance energy transfer (TS‐FRET) between the donor and acceptor enables the material to exhibit time‐dependent phosphorescence ...
Ziyi Bai   +5 more
wiley   +1 more source

EXPERIMENTAL INVESTIGTION OF THE FRETTING PHENOMENON [PDF]

open access: yesFiabilitate şi Durabilitate, 2015
Fretting is now fully identified as a small amplitude oscilatory motion which induces a harmonic tangential force between two surfaces in contact.It is related to three main loadings, i.e. fretting-wear, fretting-fatigue and fretting corrosion.Fretting
Ştefan GHIMISI
doaj  

Stress gradients in fretting fatigue [PDF]

open access: yes, 2018
This thesis is part of an international research program (IRG Cognac) initiated by the engine manufacturer SNECMA (SAFRAN group) involving ENS Cachan, UnB, ENSMA, CNRS, Snecma, Turbomeca et Messier Bugatti Dowty. The thesis focuses on the effect of a stress gradient in fretting fatigue.
openaire   +3 more sources

A coupled 3D wear and fatigue numerical procedure: Application to fretting problems in ultra-high strength steel wires

open access: yes, 2021
This work presents a coupled 3D wear and fatigue numerical procedure for fretting problems in ultra-high strength steel wires that combines Archard’s wear equation with the Smith–Watson–Topper parameter to predict crack nucleation.
I. Llavori   +3 more
semanticscholar   +1 more source

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