activity
20172023
most citedHigh-entropy high-hardness metal carbides discovered by entropy descriptors

1.1k citations · 1.4k across the 14 of their papers we have counts for

collaborators

14 papers

cond-mat.mtrl-sci2023

The interplay between ferroelectricity and electrochemical reactivity on the surface of binary ferroelectric AlBN

Yongtao Liu, Anton Ievlev, Joseph Casamento +5

Polarization dynamics and domain structure evolution in ferroelectric AlBN are studied using piezoresponse force microscopy and spectroscopies in ambient and cont…

cond-mat.mtrl-sci2023★ 16 cited

Large Enhancements in Optical and Piezoelectric Properties in Ferroelectric Zn1-xMgxO Thin Films through Engineering Electronic and Ionic Anharmonicities

Rui Zu, Gyunghyun Ryu, Kyle P. Kelley +10

Multifunctionality as a paradigm requires materials exhibiting multiple superior properties. Integrating second-order optical nonlinearity and large bandgap with piezoelectricity c…

cond-mat.mtrl-sci2023

Anomalously Abrupt Switching of Ferroelectric Wurtzites

Keisuke Yazawa, John Hayden, Jon-Paul Maria +4

Ferroelectric polarization switching is one common example of a process that occurs via nucleation and growth, and understanding switching kinetics is crucial for applications such…

physics.app-ph2022

Ablation threshold and temperature dependent thermal conductivity of high entropy carbide thin films

Milena Milich, Kathleen Quiambao-Tomko, John Tomko +2

High entropy carbides (HECs) are a promising new class of ultra-high temperature ceramics that could provide novel material solutions for leading edges of hypersonic vehicles, whic…

cond-mat.mtrl-sci2022★ 24 cited

On the thermal and mechanical properties of MgCoNiCuZnO across the high-entropy to entropy-stabilized transition

Christina M. Rost, Daniel L. Schmuckler, Clifton Bumgardner +7

As various property studies continue to emerge on high entropy and entropy-stabilized ceramics, we seek further understanding of property changes across the phase boundary between…

cond-mat.mtrl-sci2022

Automated Experiments of Local Non-linear Behavior in Ferroelectric Materials

Yongtao Liu, Kyle P. Kelley, Rama K. Vasudevan +7

We develop and implement an automated experiment in multimodal imaging to probe structural, chemical, and functional behaviors in complex materials and elucidate the dominant physi…

cond-mat.mtrl-sci2021

High-entropy ceramics: propelling applications through disorder

Cormac Toher, Corey Oses, Marco Esters +6

Disorder enhances desired properties, as well as creating new avenues for synthesizing materials. For instance, hardness and yield stress are improved by solid-solution strengtheni…

cond-mat.mtrl-sci2021★ 4 cited

Fermi Level Engineering and Mechanical Properties of High Entropy Carbides

Mohammad Delower Hossain, Sarah Lowum, Trent Borman +1

Fermi level engineering and mechanical properties evolution in high entropy carbides are investigated by theoretical and experimental means. Massive elemental diversity in high ent…

physics.app-ph2020★ 55 cited

Long-lived modulation of plasmonic absorption by ballistic thermal injection

John A. Tomko, Evan L. Runnerstrom, Yi-Siang Wang +9

Energy and charge transfer across metal-semiconductor interfaces are the fundamental driving forces for a broad range of applications, such as computing, energy harvesting, and pho…

physics.app-ph2019★ 220 cited

High-harmonic generation from an epsilon-near-zero material

Yuanmu Yang, Jian Lu, Alejandro Manjavacas +7

High-harmonic generation (HHG) from a compact, solid-state medium is highly desirable for applications such as coherent attosecond pulse generation and extreme ultra-violet (EUV) s…

cond-mat.mtrl-sci2018★ 1.1k cited

High-entropy high-hardness metal carbides discovered by entropy descriptors

Pranab Sarker, Tyler Harrington, Cormac Toher +6

High-entropy materials have attracted considerable interest due to the combination of useful properties and promising applications. Predicting their formation remains the major hin…

cond-mat.mes-hall2018★ 2 cited

Polaritonic hybrid-epsilon-near-zero modes: engineering strong optoelectronic coupling and dispersion in doped cadmium oxide bilayers

Evan L. Runnerstrom, Kyle P. Kelley, Thomas G. Folland +3

Polaritonic materials that support epsilon-near-zero (ENZ) modes offer the opportunity to design light-matter interactions at the nanoscale through phenomena like resonant perfect…

physics.optics2017★ 1 cited

Viscoelastic optical nonlocality of low-loss epsilon-near-zero nanofilms

Domenico de Ceglia, Michael Scalora, Maria A. Vincenti +6

Optical nonlocalities are elusive and hardly observable in traditional plasmonic materials like noble and alkali metals. Here we report experimental observation of viscoelastic non…

cond-mat.mtrl-sci2017★ 1 cited

Thermal boundary conductance across epitaxial ZnO/GaN interfaces: Assessment of phonon gas models and atomistic Green's function approaches for predicting interfacial phonon transport

John T. Gaskins, George Kotsonis, Ashutosh Giri +13

We present experimental measurements of the thermal boundary conductance (TBC) from K across isolated heteroepitaxially grown ZnO films on GaN substrates. These data pro…