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interface structure

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Journal Articles
AM&P Technical Articles (2012) 170 (10): 23–25.
Published: 01 October 2012
...Tom Adams A new acoustic imaging technique provides a precise, nondestructive view of structural features in the interface region between an aluminum substrate and an open-cell metal foam. It also provides insight into the dynamics of the bonding process and the formation of voids. A new...
Journal Articles
AM&P Technical Articles (2015) 173 (2): 18–21.
Published: 01 February 2015
... the National Defense Science & Engineering Graduate Fellowship (NDSEG) Program. J.T.A., T.N., I.J.B, and T.M.P. wish to acknowledge support by the UC Lab Fees Research Program, Award #238091. References 1. N. Mara and I. Beyerlein, Review: Effect of Bimetal Interface Structure on the Mechanical Behavior of Cu...
Journal Articles
AM&P Technical Articles (2017) 175 (5): 59–62.
Published: 01 July 2017
...) that enable coating formation, the resulting adiabatic shear instability with abnormal heating at the interface, and the rapid solidification at the splat interface can combine to result in a complex dislocation structure. The coating-substrate interface microstructure and bonding mechanism are therefore...
Journal Articles
AM&P Technical Articles (2017) 175 (1): 29–30.
Published: 01 January 2017
.... ning acoustic microscope) tools, and The area covered by metal is typically less than 3% of the total, and much of the metal is separated from the silicon by insulation. Conversely, the cell s bottom surface is bonded to aluminum. This silicon-to-aluminum interface the back surface field, or BSF...
Journal Articles
AM&P Technical Articles (2021) 179 (4): 22–24.
Published: 01 May 2021
... multiple dissimilar materials. This means that all interfaces must facilitate ion transport while maintaining the materials inherent structures during large volume changes due to shuttling of lithium, and they must survive the oxidation and reduction potentials of the electrodes. These criteria need...
Journal Articles
AM&P Technical Articles (2019) 177 (8): 58–62.
Published: 01 November 2019
... micro- structure above a short transition zone of mixed phases, fol- lowed by the core microstructure unaffected by the harden- ing process. Total hardening depth (THD) is the point where the scattering core material begins a well-defined interface (Fig. 3a)[1]. For this type of interface...
Journal Articles
AM&P Technical Articles (2016) 174 (4): 48.
Published: 01 April 2016
...-sprayed coating, coating- substrate interface chemistry 6 Transmission electron microscopy Phase identification, dislocation structure, recovery processes and recrystallization, coating chemistry listed have been used to their optimum level in developing a complete understanding of the complex nature...
Journal Articles
AM&P Technical Articles (2016) 174 (6): 22–24.
Published: 01 June 2016
... assembly. Joining single crystal blades to a polycrystalline Fig. 1 Bladed-disk (blisk) structure offers significantly reduced weight compared with a conventional blade and disk assembly. disk (called blisks) requires significantly less material because the weight of blade roots, disk lugs, and the disk...
Journal Articles
AM&P Technical Articles (2016) 174 (1): 30–33.
Published: 01 January 2016
... structure and large grains in the HAZ[2,7]. Figure 2 shows the EDS analysis at the interface of the solid-state weld joint, collected within 10 µm on either side of the joint. The data shows that chemical intermixing of Nitinol and stainless steel extends approximately 1 µm on either side of the joint...
Journal Articles
AM&P Technical Articles (2024) 182 (1): 14–17.
Published: 01 January 2024
... scientific discovery. This article provides background about technology and a case study in its use. Copyright © ASM International® 2024 2024 ASM International 3D holograms crystal structure Holomicroscope transmission electron microscopes A D V A N C E D M A T E R I A L S & P R O C E...
Journal Articles
AM&P Technical Articles (2013) 171 (10): 18–21.
Published: 01 October 2013
... variations are shown in Fig. 4. The model predicts that the crack sig- nal would decrease significantly when alu- minum alloy fasteners are installed with a very tight interference fit procedure. The structure ADVANCED MATERIALS & PROCESSES OCTOBER 2013 19 4e-4 Simulation of interface conductivity effect...
Journal Articles
AM&P Technical Articles (2012) 170 (7): 33–36.
Published: 01 July 2012
... alloys and the M(C, N) carbonitrides, (compare with Figure 1), and Region C corresponds to the because both share the same crystal structure. Two-sub- diffusion zone. Region A consists of three phases: g , , and Fe7C3; Region B consists of g and Fe7C3; and Region C contains martensite and carbides...
Journal Articles
AM&P Technical Articles (2017) 175 (2): 40–42.
Published: 01 February 2017
... spectroscopy (EDS). Coating thickness and interface contour can be characterized in a manner that makes SEM an indispensable and versatile tool for evaluating coating integrity in the as-sprayed condition, as well as in developing an understanding of bonding to the substrate. Copyright © ASM International®...
Journal Articles
AM&P Technical Articles (2022) 180 (5): 43–46.
Published: 01 July 2022
... such as voids or pores, oxidized particles in the metallic BC, metallic inclusions in the TC, unmelted or spherical particles, grit particles at the substrate-BC interface, vertical micro-cracks, and horizontal debonding cracks. Some amount of each of these features are allowable in a TBC TSC and are defined...
Journal Articles
AM&P Technical Articles (2015) 173 (10): 22–24.
Published: 01 November 2015
... needs to be test- ed and characterized, says Jerome (Jerry) Hajjar, chair of Northeastern University s department of civil and en- vironmental engineering. The school s Structural Testing of Resilient and Sus- tainable Systems (STReSS) lab focuses on the security and sustainability of structures...
Journal Articles
AM&P Technical Articles (2013) 171 (6): 22–25.
Published: 01 June 2013
...-to-gas interface. The acoustic properties of any solid-to-gas interface are profoundly different from the properties of solid-to-solid interfaces. A void s Fig. 1 Acoustic image of part of a plastic-encapsulated microcircuit. Bright diagonal lines are wires within the encapsulant. White spots near...
Journal Articles
AM&P Technical Articles (2012) 170 (4): 22–27.
Published: 01 April 2012
...Debrupa Lahiri; Arvind Agarwal Nano-scratch testing can be tailored to quantify the adhesion strength of small-scale surface formations, deposits, and structures on a wide range of materials. This article describes the basic measurement technique and presents examples showing how it has been used...
Journal Articles
AM&P Technical Articles (2015) 173 (9): 26–28.
Published: 01 October 2015
... materials enables innovative designs for corrosion protection in automotive applications. Rivets are commonly used to hold different materials together and can easily be spotted on bridge support beams, airplane doors, and car hoods, for example. Found in metal-bodied vehicles and support structures across...
Journal Articles
AM&P Technical Articles (2019) 177 (3): 14–17.
Published: 01 April 2019
... and in 5182) and differences in grain structure are clearly visible. ~AM&P For more information: Fig. 5 Micrograph of friction stir welded AA6022 (le ) and AA5182 (right) sheets of di erent thicknesses, magnification 50x. Etching reveals a clear oxide line at the weld interface and additional oxide lines...
Journal Articles
AM&P Technical Articles (2016) 174 (4): 25–30.
Published: 01 April 2016
... repositories is not considered, so although the answer to a basic question may reside in the system, the query will never know. To highlight the challenge of integrating tools over the web, a generic approach of using application programming interfaces (API) is used to make structured data available...