514 citations · 1.8k across the 73 of their papers we have counts for
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Ion exchange synthesizes layered polymorphs of MgZrN and MgHfN, two metastable semiconductors
Christopher L. Rom, Matthew Jankousky, Maxwell Q. Phan +5
The synthesis of ternary nitrides is uniquely difficult, in large part because elemental N is relatively inert. However, lithium reacts readily with other metals and N, mak…
Low Leakage Ferroelectric Heteroepitaxial AlScN Films on GaN
Keisuke Yazawa, Charles Evans, Elizabeth Dickey +3
Wurtzite (Al,Sc)N ferroelectrics are attractive for microelectronics applications due to their chemical and epitaxial structural compatibility with wurtzite semiconductors such as…
From Text to Test: AI-Generated Control Software for Materials Science Instruments
Davi M Fébba, Kingsley Egbo, William A. Callahan +1
Large language models (LLMs) are transforming the landscape of chemistry and materials science. Recent examples of LLM-accelerated experimental research include virtual assistants…
Low-Temperature Synthesis of Stable CaZnP Zintl Phosphide Thin Films as Candidate Top Absorbers
Shaham Quadir, Zhenkun Yuan, Guillermo Esparza +14
The development of tandem photovoltaics and photoelectrochemical solar cells requires new absorber materials with band gaps in the range of ~1.5-2.3 eV, for use in the top cell pai…
Synthesis pathways to thin films of stable layered nitrides
Andriy Zakutayev, Matthew Jankousky, Laszlo Wolf +7
Controlled synthesis of metastable materials away from equilibrium is of interest in materials chemistry. Thin film deposition methods with rapid condensation of vapor precursors c…
GdWN is a Nitride Perovskite
Rebecca W. Smaha, John S. Mangum, Neha Yadav +8
Nitride perovskites N are an emerging and highly under-explored class of materials that are of interest due to their intriguing calculated ferroelectric, optoelectronic, an…
Reliable operation of CrO:Mg/ -GaO p-n heterojunction diodes at 600C
William A. Callahan, Kingsley Egbo, Cheng-Wei Lee +3
-GaO-based semiconductor heterojunctions have recently demonstrated improved performance at high voltages and elevated temperatures and are thus promising for applicatio…
NiGaO interfacial layers in NiO/GaO heterojunction diodes at high temperature
Kingsley Egbo, Emily M. Garrity, William A. Callahan +6
NiO/GaO heterojunction diodes have attracted attention for high-power applications, but their high-temperature performance and reliability remain underexplored. Here we…
Rapid screening of molecular beam epitaxy conditions for monoclinic (InxGa1-x)2O3 alloys
Stephen Schaefer, Davi Febba, Kingsley Egbo +3
Molecular beam epitaxy is one of the highest quality growth methods, capable of achieving theoretical material property limits and unprecedented device performance. However, such u…
Bulk synthesis of ZnWN via solid-state metathesis
Christopher L. Rom, Shaun O'Donnell, Kayla Huang +4
Ternary nitrides are of growing technological importance, with applications as semiconductors, catalysts, and magnetic materials; however, new synthetic tools are needed to advance…