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The influence of Fe content on the three-dimensional (3D) morphology of Fe-rich intermetallic phases (Fe phases), Al2Cu, and pores and mechanical properties of cast Al-5.0Cu-0.6Mn alloys with 0.5 and 1.0 wt. % Fe are characterized using…

Materials Science · Physics 2018-05-04 Yuliang Zhao , Zhi Wang , Chun Zhang , Weiwen Zhang

The effect of ultrasonic melting processing on three-dimensional architecture of intermetallic phases and pores in two multicomponent cast Al-5.0Cu-0.6Mn-0.5 Fe alloys is characterized using conventional microscopy and synchrotron X-ray…

Materials Science · Physics 2019-09-23 Yuliang Zhao , Dongfu Song , Bo Lin , Chun Zhang , Donghai Zheng , Zhi Wang , Weiwen Zhang

A Cu-Cr composite was processed by severe plastic deformation to investigate the role of interphase boundaries on the grain size reduction mechanisms. The as-deformed material exhibits a grain size of only 20nm. This gives rise to a…

Materials Science · Physics 2008-12-18 Xavier Sauvage , Peter Jessner , François Vurpillot , Reinhard Pippan

A new \textit{D0$_{23}$} metastable phase of Cu$_3$Au is found to grow at the interfaces of Au/Cu multilayers deposited by magnetron sputtering. The extent of formation of this novel alloy phase depends upon an optimal range of interfacial…

Materials Science · Physics 2009-11-11 Subhendu Sarkar , Alokmay Datta , Purushottam Chakraborty , Biswarup Satpati

3D bicontinuous two-phase materials are increasingly gaining interest because of their unique multifunctional characteristics and advancements in techniques to fabricate them. Due to their complex topological and structural properties, it…

Materials Science · Physics 2024-07-09 Salvatore Torquato , Jaeuk Kim

Macroporous silicon is widely employed in sensing and optoelectronic applications due to its large internal surface area and adjustable pore structure. However, quantitative correlations between morphology and functionality require…

Materials Science · Physics 2026-04-09 A. Ramírez-Porras , I. Prado , N. R. Schwarz , U. Steiner

Pore space characteristics of biochars may vary depending on the used raw material and processing technology. Pore structure has significant effects on the water retention properties of biochar amended soils. In this work, several biochars…

Materials Science · Physics 2018-10-04 Jari Hyväluoma , Sampo Kulju , Markus Hannula , Hanne Wikberg , Anssi Källi , Kimmo Rasa

Synchrotron X-ray microtomography and skeletonisation method were used to study the true 3D network structures and morphologies of the Fe-rich intermetallic phases in Al-5.0%Cu-0.6%Mn alloys with 0.5% and 1.0% Fe. It was found that, the…

Materials Science · Physics 2017-12-13 Y. Zhao , W. Du , B. Koe , T. Connolley , S. Irvine , P. K. Allan , C. M. Schlepütz , W. Zhang , F. Wang , D. G. Eskin , J. Mi

Microscale additive manufacturing of reflective copper is becoming increasingly important for microelectronics and microcomputers, due to its excellent electrical and thermal conductivity. Yet, it remains challenging for state-of-the-art…

Optics · Physics 2025-12-30 Youwen Liang , Bo Shen , Wan Shou

Significant progress has been made for assessing the influence of porosity on the performance metrics for cast components through various modeling techniques. However, a computationally efficient framework to account for porosity with…

Computational Engineering, Finance, and Science · Computer Science 2022-04-05 Shiguang Deng , Carl Soderhjelm , Diran Apelian , Krishnan Suresh

A series of Co_xCu_{100-x} (x = 0, 40...75, 100) layers with thicknesses in-between 13 nm and 55 nm were prepared on silicon substrates using cross-beam pulsed laser deposition. Wide-angle X-ray diffraction (WAXRD), transmission electron…

Materials Science · Physics 2010-01-27 A. Jesche , A. Gorbunoff , A. Mensch , H. Stöcker , A. A. Levin , D. C. Meyer

The search for effective methods to fabricate bulk single-phase quasicrystalline Al-Cu-Fe alloys is currently an important task. Crucial to solving this problem is to understand mechanisms of phase formation in this system. Here we study…

Chemical Physics · Physics 2020-01-08 L. V. Kamaeva , I. V. Sterkhova , V. I. Ladyanov , R. E. Ryltsev , N. M. Chtchelkatchev

Quantitative 3D characterization of materials degradation in oxidizing environments remains limited. Here, we apply a correlative tomography-based mass balance framework to Cr$_2$AlC, a coating candidate for accident tolerant nuclear fuel…

Materials Science · Physics 2026-05-19 Devi Janani Ramesh , Sameer Aman Salman , Jochen M. Schneider

Understanding the mechanisms which relate properties of liquid and solid phases is crucial for fabricating new advanced solid materials, such as glasses, quasicrystals and high-entropy alloys. Here we address this issue for…

Applied Physics · Physics 2019-08-13 L. V. Kamaeva , R. E. Ryltsev , V. I. Lad'yanov , N. M. Chtchelkatchev

Objectives: An increasing number of CAD/CAM (computer-aided design/computer-aided manufacturing) hybrid materials have been introduced to the dental market in recent years. In addition, CAD/CAM hybrid materials for additive manufacturing…

A resonant inelastic x-ray scattering study of the electronic structure of the semiconductor cuprous oxide, $\rm Cu_2O$, is reported. When the incident x-ray energy is tuned to the Cu K-absorption edge, large enhancements of the spectral…

Materials Science · Physics 2012-06-18 Young-June Kim , J. P. Hill , H. Yamaguchi , T. Gog , D. Casa

Mechanical properties of porous SOFC electrodes are largely determined by their microstructures. Measurements of the elastic properties and microstructural parameters can be achieved by modelling of the digitally reconstructed 3D volumes…

Materials Science · Physics 2015-02-09 Zhangwei Chen , Xin Wang , Finn Giuliani , Alan Atkinson

Soil properties, such as wetting collapse behavior and permeability, are strongly correlated to the soil microstructure. To date, several techniques including mercury intrusion porosimetry (MIP), can be used to characterize the…

Materials Science · Physics 2024-08-01 Shengyang Yuan , Xianfeng Liu , Yongxin Wang , Pierre Delage , Patrick Aimedieu , Olivier Buzzi

We present depth-resolved experimental results on the atomic and electronic structures of the Co-Cr interface on four IrMn/Cr/Co thin films with variable thickness of the Cr layer. Grazing incidence X-ray absorption near edge structure near…

There is an increasing interest in the fabrication of cement-based materials via additive manufacturing (AM) techniques. However, the processing-induced heterogeneities and interfaces represent a major challenge. The role of processing in…

Applied Physics · Physics 2018-08-02 Mohamadreza Moini , Jan Olek , Bryan Magee , Pablo Zavattieri , Jeffrey Youngblood
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