Search Results - "Falk, Michael L."

Deformation of metallic glasses: Recent developments in theory, simulations, and experiments by Hufnagel, Todd C., Schuh, Christopher A., Falk, Michael L.

“…We review recent research into elastic and plastic deformation of metallic glasses, with an emphasis on making connections between developments in theory and…”
Get full text

Soft spots and their structural signature in a metallic glass by Ding, Jun, Patinet, Sylvain, Falk, Michael L., Cheng, Yongqiang, Ma, Evan

“…Significance This work demonstrates a structure–property correlation in metallic glasses for the community of amorphous solids. It associates geometrically…”
Get full text

Critical Analysis of an FeP Empirical Potential Employed to Study the Fracture of Metallic Glasses by He, Yezeng, Yi, Peng, Falk, Michael L

“…An empirical potential that has been widely used to perform molecular dynamics studies on the fracture behavior of FeP metallic glasses is shown to exhibit…”
Get full text

Deformation and Failure of Amorphous, Solidlike Materials by Falk, Michael L, Langer, J.S

“…Since the 1970s, theories of deformation and failure of amorphous, solidlike materials have started with models in which stress-driven, molecular…”
Get full text

Predicting the Rate of Homogeneous Intermetallic Nucleation within Steep Composition Gradients by Yi, Peng, Ruan, Dihui, Weihs, Timothy P, Falk, Michael L

“…Simulations of isothermal homogeneous nucleation from deeply undercooled amorphous melts exhibit systematic variations in nucleation behavior depending upon…”
Get full text

Strain localization and percolation of stable structure in amorphous solids by YUNFENG SHI, FALK, Michael L

“…Spontaneous strain localization occurs during mechanical tests of a model amorphous solid simulated using molecular dynamics. The degree of localization…”
Get full text

Revealing the hidden structure of disordered materials by parameterizing their local structural manifold by Hardin, Thomas J., Chandross, Michael, Meena, Rahul, Fajardo, Spencer, Giovanis, Dimitris, Kevrekidis, Ioannis, Falk, Michael L., Shields, Michael D.

“…Durable interest in developing a framework for the detailed structure of glassy materials has produced numerous structural descriptors that trade off between…”
Get full text

Atomistic simulation of solid solution hardening in Mg/Al alloys: Examination of composition scaling and thermo-mechanical relationships by Yi, Peng, Cammarata, Robert C., Falk, Michael L.

“…Dislocation mobility in a solid solution was studied using atomistic simulations of an Mg/Al system. The critical resolved shear stress (CRSS) for the…”
Get full text

Stress-induced structural transformation and shear banding during simulated nanoindentation of a metallic glass by Shi, Yunfeng, Falk, Michael L.

“…Simulated nanoindentation tests on a three-dimensional model of a binary metallic glass-forming alloy reveal how the stress field and material structure…”
Get full text

Tribochemical Wear of Diamond-Like Carbon-Coated Atomic Force Microscope Tips by Liu, Jingjing, Jiang, Yijie, Grierson, David S., Sridharan, Kumar, Shao, Yuchong, Jacobs, Tevis D. B., Falk, Michael L., Carpick, Robert W., Turner, Kevin T.

“…Nanoscale wear is a critical issue that limits the performance of tip-based nanomanufacturing and nanometrology processes based on atomic force microscopy…”
Get full text

Evaluation of the disorder temperature and free-volume formalisms via simulations of shear banding in amorphous solids by Shi, Yunfeng, Katz, Michael B, Li, Hui, Falk, Michael L

“…Molecular dynamics simulations of shear band development over 1000% strain in simple shear are used to test whether the local plastic strain rate is…”
Get full text

Elastostatically induced structural disordering in amorphous alloys by Park, Kyoung-Won, Lee, Chang-Myeon, Wakeda, Masato, Shibutani, Yoji, Falk, Michael L., Lee, Jae-Chul

“…This study demonstrates that elastostatic compression imposed on amorphous alloys at room temperature induces irreversible structural disordering. The rate of…”
Get full text

Connecting Local Yield Stresses with Plastic Activity in Amorphous Solids by Patinet, Sylvain, Vandembroucq, Damien, Falk, Michael L

“…In model amorphous solids produced via differing quench protocols, a strong correlation is established between local yield stress measured by direct local…”
Get full text

A computational analysis of the deformation mechanisms of a nanocrystal–metallic glass composite by Shi, Yunfeng, Falk, Michael L.

“…Simulations of a monatomic model amorphous matrix embedded with approximately 37% of a body-centered cubic phase demonstrate mechanisms by which…”
Get full text

Encouraging STEM Careers among Minoritized High School Students: The Interplay between Socio-Environmental Factors and Other Social Cognitive Career Constructs by Durham, Rachel E., Falk, Michael L., Daniels, Alexis G., Reigel, Allison, Sparks, Alisha, Williams, Margo, Yanisko, Emily J.

“…Performance in math, particularly algebra, is a major barrier to student success and participation in STEM among under-represented minoritized students,…”
Get full text

LGBT+ Physicists: Harassment, Persistence, and Uneven Support by Barthelemy, Ramón S, Swirtz, Madison, Garmon, Savannah, Simmons, Elizabeth H, Reeves, Kyle, Falk, Michael L, Deconinck, Wouter, Long, Elena A, Atherton, Timothy J

“…Diversity and inclusion in the field of physics has been an important area of research in the last two decades. However, such work has scarcely looked at the…”
Get full text

Predicting plastic events and quantifying the local yield surface in 3D model glasses by Ruan, Dihui, Patinet, Sylvain, Falk, Michael L.

“…By applying the local yield stress (LYS) method to probe local regions of three-dimensional computational glass models, we confirm high correlations between…”
Get full text

Thermally activated twin thickening and solute softening in magnesium alloys - a molecular simulation study by Yi, Peng, Falk, Michael L.

“…Thickening of the tension twin {10 − 12}⟨10 − 11⟩ in Mg-Al and Mg-Y alloys varies systematically with temperature, strain rate and solute concentration. The…”
Get full text

Predicting Shear Transformation Events in Metallic Glasses by Xu, Bin, Falk, Michael L, Li, J F, Kong, L T

“…Shear transformation is the elementary process for plastic deformation of metallic glasses, the prediction of the occurrence of the shear transformation events…”
Get full text

Dynamic precipitation and recrystallization in Mg-9wt.%Al during equal-channel angular extrusion: A comparative study to conventional aging by Ma, X.L., Eswarappa Prameela, Suhas, Yi, Peng, Fernandez, Matthew, Krywopusk, Nicholas M., Kecskes, Laszlo J., Sano, Tomoko, Falk, Michael L., Weihs, Timothy P.

“…Precipitation of fine intermetallic particles during conventional thermal aging can significantly enhance the mechanical properties of Al alloys. However, this…”
Get full text