Phase transforming electrode materials are among the most promising candidates for the next generation of high energy capacity lithium ion batteries. Phase transformation in electrodes …
Predicting crack patterns and toughness of structural biomaterials (SBs) is a complex problem due to their complicated microstructures. Most SBs are heterogeneous in nature and …
The 6000 series (Al-Mg-Si) aluminum alloys are relevant to the automotive industry due to their low density, good formability and cost-effectiveness relative to their 7000 …
In most engineering metal alloys, the overall plastic resistance is contributed by two or more strengthening mechanisms operating simultaneously. Two major sources of strengthening in …
The phase diagram of numerous materials of technological importance features high-symmetry high-temperature phases that exhibit phonon instabilities. Leading examples include shape-memory alloys, as well as …
Abstract of “Investigations on mechanical property - microstructure correlations in CMC Coatings” by Sugeetha Vasudevan, Ph.D., Brown University, May 2016 Carbon nanotubes (CNTs) are being …
Nanotwinned metals have exhibited enhanced mechanical properties, including ultra-high strength, good ductility and remarkable fracture toughness. In this dissertation, we used large-scale atomistic simulations to …
Stiff biological materials (SBMs), such as nacre and bone, are composites that display remarkable toughness enhancements over their primary constituents, which are brittle minerals. The …
Mo-Si-B alloys are possible candidates for high-temperature applications beyond the capabilities of Ni-based superalloys. Specifically, multiphase Mo-Si-B alloys with a Mo solid solution matrix and …
Granular materials are ubiquitous in nature and indispensable in industry, and it is essential to be able to model granular materials from a continuum perspective …
Current aircraft jet engines use nickel-based superalloys in the hot sections. Their operation temperature is about 1050°C. To enhance performance and fuel efficiency, materials that …
Metallic alloys including high strength steels, refractory alloys, metallic glasses, and high entropy alloys have attracted great research interests in the past decade due to …
Sn, which offers large theoretical capacity (994 mAh/g), is a potentially useful anode material in lithium-ion batteries. However, Sn exhibits irreversible capacity loss through mechanical …
Generation of forces is essential for the migration of neutrophils to the sites of infection or injury. The mechanical properties and local confinement of the …
In 1959, physicist Richard Feynman gave a historical lecture: `There's Plenty of Room at the Bottom'. Even after sixty years, the exciting field of nanotechnology …
Whiskers are conductive filaments that spontaneously form on Sn-based coatings. They are a critical reliability issue as they can cause short circuits in electronic systems. …
With increasing awareness of lead's harmful effects to the environment and human health, there is a large drive toward lead free products. One of the …
Phononic crystals are periodic, composite solids that exhibit phononic band gaps – frequency ranges in which elastic waves are prohibited. When made from soft elastomers, …