Results 41 to 50 of about 77,349 (286)

A fundamental mechanism for carbon-film lubricity identified by means of ab initio molecular dynamics

open access: yes, 2016
Different hypotheses have been proposed to explain the mechanism for the extremely low friction coefficient of carbon coatings and its undesired dependence on air humidity.
Kajita, Seiji, Righi, Maria Clelia
core   +1 more source

Stretched exponential behavior in remanent lattice striction of a (La,Pr)$_{1.2}$Sr$_{1.8}$Mn$_{2}$O$_{7}$ bilayer manganite single crystal [PDF]

open access: yes, 2004
We have investigated the time dependence of remanent magnetostriction in a (La,Pr)$_{1.2}$Sr$_{1.8}$Mn$_{2}$O$_{7}$ single crystal, in order to examine the slow dynamics of lattice distortion in bilayered manganites. A competition between double exchange
60835   +15 more
core   +4 more sources

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

open access: yesAdvanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu   +5 more
wiley   +1 more source

In Diamond Health [PDF]

open access: yes, 2008
In contrast to the sparkling gemstone, diamond-like carbon (DLC) is a thin film coating that is dense, inert, low friction and hard wearing. Interdisciplinary research, involving materials scientists, physicists, mechanical engineers, biomedical ...
Anson, AW, Jones, BJ
core  

Prueba DLC

open access: yes, 2022
Es un csv de pruebas.
openaire   +1 more source

Light‐Programmable Interfaces: From Molecular Photoswitching to Adaptive Membrane Separations

open access: yesAdvanced Materials Interfaces, EarlyView.
This review advances an interface‐centered framework for light‐responsive membranes, linking molecular photoswitches (azobenzene (AZO), spiropyran (SP), diarylethene (DAE), donor–acceptor Stenhouse adducts (DASA), photoacid) to integration strategies in polymeric, porous, self‐assembled, and mixed‐matrix systems.
Liangliang Zhang   +6 more
wiley   +1 more source

The Effect of UV Irradiation to a-C:H on Friction and Wear Properties under PAO Oil Lubrication Including MoDTC and ZnDTP

open access: yesTribology Online, 2018
One of the solutions to reduce friction between two sliding surfaces in automobile engine is by applying DLC coating to engine components. However, it is critical that the effect of lubricant additives to DLC coating to be clarified before hands as to ...
Mohd Taufik bin Taib   +3 more
doaj   +1 more source

Evaluation of mechanical and antibacterial properties of Cu-DLC composite films

open access: yesMechanical Engineering Journal, 2023
Diamond-like carbon (DLC) films had been formed as a surface treatment for intracorporal device for decreasing the coefficient of friction. DLC film showed significant stability without being damaged during acid immersion and high-pressure steam ...
Yucheng LI   +5 more
doaj   +1 more source

Insigths into the tribochemistry of silicon-doped carbon based films by ab initio analysis of water/surface interactions

open access: yes, 2015
Diamond and diamond-like carbon (DLC) are used as coating materials for numerous applications, ranging from biomedicine to tribology. Recently, it has been shown that the hydrophilicity of the carbon films can be enhanced by silicon doping, which highly ...
Kajita, Seiji, Righi, M. C.
core   +1 more source

Some remarks on topological 4d-gravity [PDF]

open access: yes, 1997
We show that the method of S. Wu to study topological 4d-gravity can be understood within a now standard method designed to produce equivariant cohomology classes.
Atiyah   +17 more
core   +2 more sources

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