Jon-Paul Maria
Jon-Paul’s research group, J.-P. Maria Group, pursues new materials discovery, property engineering, advances in synthesis science, and new integration strategies to merge diverse materials. Laboratory activities of interest include physical vapor deposition, ceramic synthesis by powder processing, structural characterization by diffraction, and microstructure measurement using scanning probe and scanning electron microscopy. The J.-P. Maria group manages a 1,500-square-foot vacuum processing lab that hosts nine sputter tools, e-beam evaporation, and two laser ablation systems. The J.-P. Maria Group members currently pursue research in the areas of ferroelectric thin films, high permittivity materials, novel semiconductor contacts, oxide epitaxy, infra-red plasmonic materials, and entropy engineered/stabilized crystals.
Maria's research focuses on the processing science issues associated with synthesizing integrated systems for intelligent microwave communication, telemetry, and radar systems. Specifically, his team designs and fabricates microwave circuit components using novel materials, processing conditions, and integration approaches. A specific focus of this work is to replace expensive or difficult-to-manufacture materials with inexpensive alternatives that do not compromise performance. This requires that they fundamentally understand the materials science of processing as, in many cases, they are dealing with system components that have narrow windows of stability.
In the News
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Recent Publications
Anomalous Crystallinity and Magnetism in Chemically Disordered Coherent Heterostructures
Almishal, S. S. I., Ayyagari, S. V. G., Pearre, A., Kezer, P., Furst, M., Rost, C. M., Yan, B., Alem, N., Charlton, T., Mao, Z., Heron, J. T. & Maria, J. P., 2026, (Accepted/In press) In: Advanced Materials.Research output: Contribution to journal › Article › peer-review
Evidence of Local Structural Variations and Their Influence on Magnetic Properties in Mn- and Cr-Containing High-Entropy Oxide Thin Films Using Electron Microscopy
Ayyagari, S. V. G., Webb, M., Sivak, J. T., Bejger, G., Barber, J. P., Mukherjee, D., Roccapriore, K. M., Mosberg, A. B., Miao, L., Maria, J. P., Sinnott, S. B., Rost, C. M., Ramasse, Q. M., Heron, J. T. & Alem, N., Jun 10 2026, In: Journal of the American Chemical Society. 148, 22, p. 22521-22531 11 p.Research output: Contribution to journal › Article › peer-review
Domain Nucleation and Growth in an Epitaxially Grown Wurtzite Ferroelectric
Calderon, S., Skidmore, C., Maria, J. P. & Dickey, E. C., Jan 5 2026, In: Advanced Functional Materials. 36, 2, e10493.Research output: Contribution to journal › Article › peer-review
Compositional and Oxygen-Vacancy Effects on Phase Stability and Electronic Properties in Lanthanide High-Entropy Oxides
Caucci, M. K., Yang, B. E., Bejger, G. R., Sivak, J. T., Rost, C. M., Almishal, S. S. I., Maria, J. P. & Sinnott, S. B., Jul 2026, In: Journal of the American Ceramic Society. 109, 7, e70946.Research output: Contribution to journal › Article › peer-review
Revealing the Defect-Driven Ferroelectric Mechanisms of Aluminum Nitride
Dryzhakov, B., Skidmore, C., Behrendt, D., Calderon, S., Jacques, L. C., Ozdemir, E., Hayden, J., Mercer, I., Dinani, A. M., Ivanov, I., Lasseter, J., Srijanto, B., Sepehrinezhad, A., Jeong, G. U., Akgun, B. A., Rappe, A. M., van Duin, A. C. T., Trolier-McKinstry, S., Dickey, E. C. & Randolph, S. J. & 2 others, , Mar 17 2026, In: Advanced Materials. 38, 16, e20258.Research output: Contribution to journal › Article › peer-review
Maximizing Misfit Cation Solubility in Rock-Salt High-Entropy Oxides
Furst, M., Petruska, J., Srikanth, D., Sivak, J. T., Sinnott, S. B., Rost, C. M., Maria, J. P. & Almishal, S. S. I., May 2026, In: Journal of the American Ceramic Society. 109, 5, e70842.Research output: Contribution to journal › Article › peer-review
Superhard refractory high-entropy diborides
Hossain, M. D., McIlwaine, N. S., Marquez-Rios, N. O., Feltrin, A. C., Chawla, V., Mayanovic, R. A., Fahrenholtz, W. G., Penumadu, D., Zurek, E., Brenner, D. W., Wolfe, D. E., Divilov, S., Eckert, H., Curtarolo, S. & Maria, J. P., Mar 2026, In: Physical Review Materials. 10, 3, 033604.Research output: Contribution to journal › Article › peer-review
Ferroelectric Dynamic-Field-Driven Nucleation and Growth Model for Predictive Materials-To-Circuit Co-Design
Liang, Y., Kim, S., Chiang, T., Lenox, M. K., Mercer, I., Plombon, J. J., Maria, J. P., Ihlefeld, J. F., Sun, W., Lu, W. & Heron, J. T., Jul 17 2026, In: Advanced Materials. 38, 40, e73722.Research output: Contribution to journal › Article › peer-review
Finite-Temperature Grain-Boundary Segregation in High-Entropy Carbides
Mou, M. M., Haque, T. M. A., Daigle, S. E., Roberts, J., Fahrenholtz, W. G., Maria, J. P., Wolfe, D. E., Zurek, E., Curtarolo, S. & Brenner, D. W., Jul 2026, In: Journal of the American Ceramic Society. 109, 7, e71032.Research output: Contribution to journal › Article › peer-review
A software package for generating robust and accurate potentials using the moment tensor potential framework
Roberts, J., Rijal, B., Divilov, S., Maria, J. P., Fahrenholtz, W. G., Wolfe, D. E., Brenner, D. W., Curtarolo, S. & Zurek, E., Mar 2026, In: Computer Physics Communications. 320, 110002.Research output: Contribution to journal › Article › peer-review
High Entropy Wide-Bandgap Borates with Broadband Luminescence and Large Nonlinear Optical properties
Sarker, S., Wang, Y., Sun, Y., Benyacko, C., Almishal, S. S. I., Zhou, T., Zhang, Z., Nag, J., Sarkar, H., Shallenberger, J., Yennawar, H., Yang, Y., Maria, J. P., Mao, Z. & Gopalan, V., Apr 30 2026, In: Advanced Functional Materials. 36, 35, e25925.Research output: Contribution to journal › Article › peer-review
Before the cycle is over: Subcycle time refraction at optical frequencies
Segal, O., Konforty, N., Schiller, O., Tolchin, M. J., Yasniger, T., Saha, S., Spangler, R. W., Maria, J. P., Plotnik, Y. & Segev, M., Apr 1 2026, In: Physical Review Research. 8, 2, L022054.Research output: Contribution to journal › Article › peer-review
Exploring Cation Selection and Disorder Within Entropy-Driven A6B2O17 (A = Zr/Hf, B = Nb/Ta) Oxides
Sivak, J. T., Spurling, R. J., Maria, J. P. & Sinnott, S. B., Apr 2026, In: Journal of the American Ceramic Society. 109, 4, e70652.Research output: Contribution to journal › Article › peer-review
Millimeter-Scale Single-Crystal α-MoO3 Nanosheets Grown by Alkali Salt-Assisted Chemical Vapor Deposition
Spangler, R. W., Arnaud, T. S., Whittier, C., Kamaliya, B., Tripathy, S. S., Hopkins, P. E., Dickey, E. C., Caldwell, J. D., Bassim, N. D. & Maria, J. P., Jul 21 2026, In: ACS nano. 20, 28, p. 20379-20391 13 p.Research output: Contribution to journal › Article › peer-review
Rapid synthesis of dual-element isotope-enriched α-MoO3 crystals by reactive vapor transport
Spangler, R. W., Shusterman, J. M., Arnaud, T. S., Ievlev, A. V., Caldwell, J. D., Hopkins, P. E. & Maria, J. P., May 1 2026, In: Physical Review Materials. 10, 5, L050401.Research output: Contribution to journal › Article › peer-review
