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microscale adhesion

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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006379
EISBN: 978-1-62708-192-4
... roughness, with AFM, can provide a precise picture of surface roughness and can be used as input for contact mechanics computer models. The article also describes microscale adhesion and adhesion measurement methods using microelectromechanical systems technologies. It reviews certain considerations used...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... failure analysis. It describes the general considerations for bulk and microscale chemical analysis in failure analysis, the most effective techniques to use for organic or inorganic materials, and examples of using these techniques. The article discusses the processes involved in the chemical analysis...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006395
EISBN: 978-1-62708-192-4
... by engineering the surfaces to reduce or resist friction, abrasion, erosion, and corrosion. Wear can also be minimized by use of lubricants. Lubricants are commonly liquids but can also be solids; they provide reduced resistance to frictional and adhesive/cohesive wear. For additional information on friction...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003395
EISBN: 978-1-62708-195-5
... the desired extensional, flexural, and torsional stiffnesses. The design at the microscale is more important than simply the orientation of the reinforcement. Failure mechanisms such as delamination, fiber microbuckling, fiber kinking, and transverse cracking all occur on the microscale and are sensitive...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006380
EISBN: 978-1-62708-192-4
... Abstract This article provides a broad overview of sliding and adhesive wear, its processes, and its control, with special attention to three general classes of materials: metals, ceramics, and polymers. It discusses the ways in which materials can be damaged and removed during sliding contact...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002492
EISBN: 978-1-62708-194-8
... resulting in additional specifications on the microscale. Finally, the whole concept of skin/stiffener construction can be abandoned and either a foam-filled hat section ( Fig. 8d ) or a sandwich construction can be used. Fig. 8 Integration of stiffener and skin. (a) Mechanical/adhesive attachment...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006387
EISBN: 978-1-62708-192-4
..., atomic force microscopy can measure wear both at the microscale and the nanoscale, even at the atomic level; scanning electron microscopy can be used at the macroscale or the microscale; and transmission electron microscopy also can image wear regions at the microscale and the nanoscale. Wear...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003281
EISBN: 978-1-62708-176-4
... developed in research laboratories. This field has been called “microtribology” or “nanotribology.” Microscale tests address a special class of friction and adhesion problems. The results can fail to directly agree with test results on similar materials conducted at more macroscales of contact...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006791
EISBN: 978-1-62708-295-2
... Abstract Friction and wear are important when considering the operation and efficiency of components and mechanical systems. Among the different types and mechanisms of wear, adhesive wear is very serious. Adhesion results in a high coefficient of friction as well as in serious damage...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006403
EISBN: 978-1-62708-192-4
.../spring/damping properties of the interacting elements. If macroscale wear can only be quantified at the nanometer scale, it is called zero wear. Microscale Tribology Microscale tribology typically involves devices that are 100 to 1000 times smaller than their macroscale analogs. Thus, the volume...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006870
EISBN: 978-1-62708-395-9
... to right. This smooth fracture surface at an interface between two regions is indicative of adhesive failure. The failure departs diagonally from the knit line in the final ~5 mm on the right-hand side of Fig. 18 , and the fracture surface becomes more jagged. The jagged fracture surface within a distinct...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006393
EISBN: 978-1-62708-192-4
... Abstract This article discusses the composition, properties and applications of bearing steels. It focuses on the typical wear modes that rolling-element bearings experience: contact fatigue wear, abrasive wear, adhesive wear, and corrosive wear. The article provides information on reliability...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006431
EISBN: 978-1-62708-192-4
... arises due to several possible mechanisms, with adhesion, deformation, and plowing being the most relevant. The adhesion term is relatively small in ceramics, as mentioned previously. The deformation term constitutes the force needed for the deformation of asperities (on the microscale), whereas plowing...
Series: ASM Handbook
Volume: 23A
Publisher: ASM International
Published: 12 September 2022
DOI: 10.31399/asm.hb.v23A.a0006853
EISBN: 978-1-62708-392-8
... for the treatment. Acid etching is generally used to generate a microscale surface texture that has the ability to facilitate interlocking between the implant and the bone ( Ref 31 ). Recent studies show that combining the sandblasting and acid etching techniques enhances the degree of zirconia microroughness ( Ref...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005639
EISBN: 978-1-62708-174-0
... processes for microscale welding. Simply put, it is their unique ability to precisely and controllably provide highly focused, high-power heat sources. Microscale Physical Phenomena To introduce the reader to phenomena that affect the melting, coalescence, and solidification needed for a successful...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006578
EISBN: 978-1-62708-290-7
..., such as micro/nanophotonics, microelectromechanical systems, microfluidics, biomedical implants, and microscale devices ( Ref 34 ). A large range of materials, including plastics ( Ref 36 ), ceramics ( Ref 2 ), metals ( Ref 37 ), and composite materials ( Ref 38 ), are used in VPP. When using VPP...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003524
EISBN: 978-1-62708-180-1
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006434
EISBN: 978-1-62708-192-4
... to separate the metallic surfaces from one another, preventing removal of surface passivating layers and direct metal to metal contact, which can lead to adhesive junction formation, surface damage, debris formation, and elevated wear rate and friction coefficient. Solid lubricants at ceramic contacts also...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005417
EISBN: 978-1-62708-196-2
... formation and failure during deformation, the chemical composition of the scale and underlying metal, and the adhesion between the scale and the metal surfaces in direct contact must be taken into account. Lubrication also significantly affects the interface interactions. The chemical composition...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006565
EISBN: 978-1-62708-290-7
... that relies on release/adhesion mechanisms rather than ablation. It is limited to the transfer of certain types of polymers and was further developed by 3M for the fabrication of liquid crystal display color filters and organic light-emitting diode (OLED) emitters. In 2000, 3M and Samsung jointly developed...