Results 71 to 80 of about 8,695 (230)

Emerging 2D Materials and Their Hybrid Nanostructures for Label‐Free Optical Biosensing: Recent Progress and Outlook

open access: yesAdvanced Functional Materials, Volume 36, Issue 11, 5 February 2026.
This review highlights recent advances in label‐free optical biosensors based on 2D materials and rationally designed mixed‐dimensional nanohybrids, emphasizing their synergistic effects and novel functionalities. It also discusses multifunctional sensing platforms and the integration of machine learning for intelligent data analysis.
Xinyi Li, Yonghao Fu, Yuehe Lin, Dan Du
wiley   +1 more source

Fretting-Corrosion Behavior of Stellite 6 Overlay Welded on 304 Stainless Steel in Simulated PWR Water Environment

open access: yesLubricants
The fretting-corrosion behavior of a Stellite 6 cobalt-based overlay welded to 304 stainless steel was investigated in simulated high-temperature, high-pressure PWR water. Three material pairings were examined: Stellite 6/Stellite 6 (C-C), Stellite 6/304
Yuanbin Gui   +7 more
doaj   +1 more source

TRANSITION IN THE FRETTING PHENOMENON [PDF]

open access: yesFiabilitate şi Durabilitate, 2017
Fretting is now fully identified as a small amplitude oscillatory motion which induces a harmonic tangential force between two surfaces in contact. It is related to three main loadings, i.e.
Stefan Ghimisi
doaj  

Evaluation of RSRM case hardware fretting concerns [PDF]

open access: yes
Fretting corrosion was first noted on Shuttle flight STS-26. This flight was the first usage of the Redesigned Solid Rocket Motor (RSRM). The occurrence of fretting has since been observed on both the field and factory joints of the RSRM.
Swauger, Thomas R.
core   +1 more source

Improved micro-contact resistance model that considers material deformation, electron transport and thin film characteristics [PDF]

open access: yes, 2009
This paper reports on an improved analytic model forpredicting micro-contact resistance needed for designing microelectro-mechanical systems (MEMS) switches. The originalmodel had two primary considerations: 1) contact materialdeformation (i.e.
Coutu, Ronald A.   +2 more
core   +1 more source

The Promise of Solid Lubricants for a Sustainable Future

open access: yesAdvanced Materials, Volume 38, Issue 8, 6 February 2026.
Lubricants are vital for technology, saving energy and resources. The industry seeks sustainable solutions beyond fossil fuels. Solid lubricants offer extremely low friction and reduce environmental impact, especially in harsh conditions. Can these solids truly replace liquid lubricants, or are they limited to extreme applications?
Philipp G. Grützmacher   +7 more
wiley   +1 more source

Sialic Acid Sensing via Molecularly Imprinted Polymer on Laser‐Induced Graphene

open access: yesAdvanced Sensor Research, Volume 5, Issue 2, February 2026.
Sialic acid is an important biomarker for oral and overall health. Salivary levels of sialic acid are linked with oral cancer and other diseases. We develop a point‐of‐care sensor for sialic acid, based on molecularly imprinted aminophenylboronic acid electropolymerized onto laser‐induced graphene.
Alexander V. Shokurov   +2 more
wiley   +1 more source

Origin and evolution of false brinelling and fretting corrosion under rolling conditions

open access: yesFriction
Rolling bearings working in oscillating applications often suffer from false brinelling and fretting corrosion that limit their service life. At present, the study of oscillation-induced failures is primarily dominated by a large number of sliding and ...
Xin Jia, Lu Huang, Miao Sun, Wenbin Li
doaj   +1 more source

Tribochemistry of damage to metal joints during fretting corrosion

open access: yesПроблеми трибології
The patterns of fretting wear of a number of structural materials and galvanic coatings were researched, taking into account their mechanical and physicochemical properties.
V.V. Shevelya   +3 more
doaj   +1 more source

Implantable Drug Delivery Systems for Skeletal Muscles and Eyes

open access: yesAdvanced NanoBiomed Research, Volume 6, Issue 2, February 2026.
This review highlights the different types of recent implantable drug delivery systems (IDDS) fabricated for a use with skeletal muscles, and with eyes. It presents the developments already made and the current research directions, showing the evolution of IDDS and their great diversity.
Serge Ostrovidov   +8 more
wiley   +1 more source

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