New materials often drive advances in new technologies. Our goal is to understand the microscopic underpinnings of materials functionalities. In quantum materials we are probing local order and heterogeneity over multiple lengths scales.
Charge Density Wave Systems
Representative publications
Charge order textures induced by non-linear lattice coupling in a half-doped manganite | Ismail El Baggari*, David J. Baek*, et al., Nature Communications 12, 3747 (2021)
Nature and evolution of incommensurate charge order in manganites visualized with cryogenic scanning transmission electron microscopy | Ismail El Baggari, et al., Proc. Natl. Acad. Sci 115, 1445-1450 (2018)
Bending and breaking of stripes in a charge ordered manganite | Benjamin H. Savitzky, et al., Nature Communications 8, 1883 (2017)
Atomic lattice disorder in charge-density-wave phases of exfoliated dichalcogenides (1T-TaS2) | Robert Hovden, et al., Proc. Natl. Acad. Sci. 113, 11420-11424 (2016)
Infinite-layer and other Square-planar Nickelates:
Representative publications
Reconstructing the polar interface of infinite-layer nickelate thin films | Berit H. Goodge, et al., arXiv 2201.03613
Doping evolution of the Mott-Hubbard landscape in infinite-layer nickelates | Berit H. Goodge, et al., Proc. Natl. Acad. Sci. 118, e2007683118 (2021)
Superconductivity in a quintuple-layer square-planar nickelate | Grace A. Pan, et al., Nature Materials 21, 160 (2021)
Nickelate superconductivity without rare-earth magnetism: (La,Sr)NiO2 | Motoki Osada, et al., Adv. Mater. 33, 2104083 (2021)
A superconducting praseodymium nickelate with infinite layer structure | Motoki Osada, et al., Nano Lett. 20, 5735 (2020)