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laser-synthesized coatings

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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006421
EISBN: 978-1-62708-192-4
... tribological performance of structural materials in lubricated and nonlubricated environments. It discusses the fundamentals of various laser materials interactions and reviews laser-based surface-modification strategies, including laser surface heating and melting, laser-synthesized coatings, and laser-based...
Series: ASM Handbook
Volume: 23A
Publisher: ASM International
Published: 12 September 2022
DOI: 10.31399/asm.hb.v23A.a0006885
EISBN: 978-1-62708-392-8
... coatings on AZ31B (Mg-3Al-1Zn-0.2Mn) alloy Use of a continuous-wave Nd:YAG laser with variable laser track overlap to synthesize patterned hydroxyapatite coatings of tens of micrometers thickness Comparison of coatings with complete surface coverage and coatings with alternate bands...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001106
EISBN: 978-1-62708-162-7
... on the tools, can include laser cutting, electrodischarge machine cutting, grinding, lapping, and polishing steps. Polycrystalline Diamond With a Metallic Second Phase Polycrystalline diamond with a metallic second phase has a microstructure of diamond grains with the metallic phase mostly at the grain...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005808
EISBN: 978-1-62708-165-8
... ). Therefore, in practice, it is essential to apply a black coating on the substrate surface to enhance effective absorptivity. Without such a coating, only a small fraction of the laser beam energy will be conducted into the bulk substrate material, thus failing to acquire the desired surface temperature...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005682
EISBN: 978-1-62708-198-6
... routes are based on electrophoresis, sol-gel, and electrochemical processing ( Ref 47 ). Recently, laser-induced calcium-phosphate-base surface coatings have been successfully deposited to obtain desired biological properties in terms of cell adhesion, differentiation, and proliferation ( Ref 48...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006641
EISBN: 978-1-62708-213-6
... insertion ( Ref 3 , 4 ), electrothermal vaporization ( Ref 5 ), high-voltage spark ( Ref 6 ), laser ablation ( Ref 7 ), and many other approaches. Laser ablation is by far the most versatile, widely used direct solid-introduction technique. Laser ablation involves the conversion of a solid material...
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
... of the CF x transfer film on the counterface. Decades later, composite thin films were grown by pulsed laser deposition using WS 2 and CF x targets ( Ref 22 ). The resulting films were found to have carbon and fluorine bonding different from CF x , but with W and S present as WS 2 . The films...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004156
EISBN: 978-1-62708-184-9
... in the field or shop, alternative processes lack such flexibility. In particular, coatings applied by laser cladding and diffusion processes must be done in the shop on replacement panels. Following the coating applications, these panels are then installed on the furnace walls in areas where severe corrosion...
Series: ASM Handbook
Volume: 23A
Publisher: ASM International
Published: 12 September 2022
DOI: 10.31399/asm.hb.v23A.a0006891
EISBN: 978-1-62708-392-8
... is referred to as a crawling state of a myriopod; it was fabricated with piezoelectric jetting and multiple-wavelength curing lasers. Urethane and epoxy, which are both photocurable materials, were used to fabricate the main part of the robot. The materials were printed onto the substrate using piezoelectric...
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
.... Laser Treatment In contrast with sandblasting and acid etching techniques, laser treatment exerts zero risk of surface contamination, because there is no direct contact between the laser and the biomaterial ( Ref 51 ). Laser surface treatments also tend to improve material wettability by altering...
Series: ASM Handbook
Volume: 23A
Publisher: ASM International
Published: 12 September 2022
DOI: 10.31399/asm.hb.v23A.a0006886
EISBN: 978-1-62708-392-8
... Abstract Hydroxyapatite (HA) is one of the most popular materials in tissue scaffold engineering due to its similarity to the nature of human bone; it accounts for more than half of the total weight of the latter. Selective laser sintering (SLS) is an additive manufacturing method that is used...
Book Chapter

Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003685
EISBN: 978-1-62708-182-5
.... , Ion Implantation , p 605 – 610 • Horwitz J.S. , Pulsed-Laser Deposition , p 621 – 626 • Mattox D.M. , Growth and Growth-Related Properties of Films Formed by Physical Vapor Deposition , p 538 – 555 • Mattox D.M. , Ion Plating , p 582 – 592...
Series: ASM Handbook
Volume: 23A
Publisher: ASM International
Published: 12 September 2022
DOI: 10.31399/asm.hb.v23A.a0006863
EISBN: 978-1-62708-392-8
... The sheet lamination process is mostly used to produce colored objects in high resolution. Thin, layered materials such as aluminum foil or paper-based filaments are cut into appropriately shaped layers by using lasers or sharp blades. The layers are coated with adhesive and successively glued together...
Series: ASM Handbook
Volume: 23A
Publisher: ASM International
Published: 12 September 2022
DOI: 10.31399/asm.hb.v23A.a0006887
EISBN: 978-1-62708-392-8
... techniques such as selective laser sintering, binder jet printing, and direct ink writing ( Ref 5 - 7 ). Biological materials with organic or inorganic constituents have been selected and used. Geometric distributions should be modulated according to individual osseous tissues ( Ref 8 ). Bioscaffold...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006377
EISBN: 978-1-62708-192-4
... of testing environment (dry nitrogen switched to humid air) is shown in Fig. 2(a) for dry sliding on a pulsed-laser-deposited WS 2 coating at a contact load of 1 N (0.22 lbf) ( Ref 17 , 18 ). Figure 2(a) also shows that the transfer films formed in dry nitrogen were smooth, tenacious, and firmly...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006838
EISBN: 978-1-62708-329-4
... at specific locations on a build platform or part. The materials in the AM jetting processes involved controlled deposition of curable polymers or atomized melt (material jetting) or powder deposition with binder resins (binder jetting). Other AM technologies emerged with the development of selective laser...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003732
EISBN: 978-1-62708-177-1
... in Metals and Alloys , 2nd ed. , Chapman and Hall , 1997 5. Zeng D.W. , Xie C.S. , and Yung K.C. , Mesostructured Composite Coatings on SAE 1045 Carbon Steel Synthesized in situ by Laser Surface Alloying , Mater. Lett. , Vol 6 , 2002 , p 680 – 684 10.1016/S0167-577X(02)00578...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003054
EISBN: 978-1-62708-200-6
... disilicide is 3.5 × 10 −7 Ω · m at room temperature and increases nearly linearly to 4 × 10 −6 Ω · m at 1700 °C (3090 °F). Molybdenum disilicide elements form a surface coating of silicon dioxide (SiO 2 ) in air that prevents the oxidation of molybdenum disilicide. The breakdown of this coating limits...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
... as the basal plane is oriented such that basal slip does not occur. Fig. 6 The edge-defined, film-fed growth process of making a single-crystal Al 2 O 3 fiber. Source: Ref 6 Other Oxide Compositions The laser-heated floating zone method has been used to make a variety of oxide fibers ( Fig...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006360
EISBN: 978-1-62708-192-4
... are shown in Fig. 1 . There are many other possible laboratory methods used for DLC deposition as well, such as laser ablation, hybrid plasma source/sputtering, ion beam-assisted deposition, and high-power impulse magnetron sputtering (HIPIMS), that are under development or are emerging in industry...