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Seeing with Electrons

Kourkoutis Electron Microscopy Group

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2021

Superconductivity in a quintuple-layer square-planar nickelate

Lena F. Kourkoutis March 8, 2022March 9, 2022 Publications

Schematic phase diagram for the electronic phases of the cuprates and nickelates.Superconductivity in a quintuple-layer square-planar nickelate
G. A. Pan, D. F. Segedin, H. LaBollita, Q. Song, E. M. Nica, B. H. Goodge, A. T. Pierce, S. Doyle, S. Novakov, D. C. Carrizales, A. T. N’Diaye, P. Shafer, H. Paik, J. T. Heron, J. A. Mason, A. Yacoby, L. F. Kourkoutis, O. Erten, C. M. Brooks, A. S. Botana, J. A. Mundy
Nature Materials 21, 160 (2021)

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Imaging sensitive materials, interfaces, and quantum materials with cryogenic electron microscopy

Lena F. Kourkoutis March 8, 2022 Publications

Imaging sensitive materials, interfaces, and quantum materials with cryogenic electron microscopy
Y. Cui, L. F. Kourkoutis
Accounts of Chemical Research 54, 3619 (2021)

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Enhanced Li-ion diffusion and electrochemical performance in strained-manganese-iron oxide core-shell nanoparticles

Lena F. Kourkoutis March 8, 2022March 9, 2022 Publications

STEM of strained-manganese–iron oxide core–shell nanoparticlesEnhanced Li-ion diffusion and electrochemical performance in strained-manganese-iron oxide core-shell nanoparticles
A. Bhargava, Y. Elbaz, Q. Sam, M. A. Smeaton, L. F. Kourkoutis, M. C. Toroker, R. D. Robinson
J. Chem. Phys. 155, 144702 (2021)

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Co-precipitation induces changes to iron and carbon chemistry and spatial distribution at the nanometer scale

Lena F. Kourkoutis March 8, 2022March 9, 2022 Publications

Simplified schematic of proposed spatial distribution of co-precipitate carbon and iron forms based on STEM-EELS and bulk X-ray spectroscopy.Co-precipitation induces changes to iron and carbon chemistry and spatial distribution at the nanometer scale
A. R. Possinger, M. J. Zachman, J. J. Dynes, T. Z. Regier, L. F. Kourkoutis, J. Lehmann
Geochim. Cosmochim. Acta. 314, 1 (2021)

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Nickelate superconductivity without rare-earth magnetism: (La,Sr)NiO2

Lena F. Kourkoutis March 8, 2022August 17, 2022 Publications

Phase diagram of LaSrNiO2Nickelate superconductivity without rare-earth magnetism: (La,Sr)NiO2
M. Osada, B. Y. Wang, B. H. Goodge, S. P. Harvey, K. Lee, D. Li, L. F. Kourkoutis, H. Y. Hwang
Advanced Materials 33, 2104083 (2021)

 

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Multiblock Copolymer Anion-Exchange Membranes Derived from Vinyl Addition Polynorbornenes

Lena F. Kourkoutis March 8, 2022March 9, 2022 Publications

TOC Hayward 2021Multiblock Copolymer Anion-Exchange Membranes Derived from Vinyl Addition Polynorbornenes
R. Selhorst, J. Gaitor, M. Lee, D. Markovich, Y. Yu, M. Treichel, C. O. Gallegos, T. Kowalewski, L. F. Kourkoutis, R. C. Hayward, K. J. T. Noonan
ACS Applied Energy Materias 4, 10273 (2021)

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Atomic-resolution cryogenic scanning transmission electron microscopy for quantum materials

Lena F. Kourkoutis March 8, 2022March 8, 2022 Publications

Temerature dependent cryo-STEMAtomic-resolution cryogenic scanning transmission electron microscopy for quantum materials
Elisabeth Bianco, Lena F. Kourkoutis
Accounts of Chemical Research 54, 3277 (2021)

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Charge order textures induced by non-linear lattice coupling in a half-doped manganite

Lena F. Kourkoutis March 8, 2022March 9, 2022 Publications

Coexistance of Charge OrderCharge order textures induced by non-linear lattice coupling in a half-doped manganite
Ismail El Baggari, David J. Baek, Michael J. Zachman, Di Lu, Yasuyuki Hikita, Harold Y. Hwang, Elizabeth A. Nowadnick, Lena F. Kourkoutis
Nature Communications 12, 3747 (2021)

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Unit-cell-thick domain in free-standing quasi-two-dimensional ferroelectric material

Lena F. Kourkoutis April 25, 2021April 25, 2021 Publications

quasi-two-dimensional ferroelectric materialUnit-cell-thick domain in free-standing quasi-two-dimensional ferroelectric material
Yuwei Guo, Berit Goodge, Lifu Zhang, Jie Jiang, Yu Chen, Lena F. Kourkoutis, Jian Shi
Physical Review Materials 5, 044403 (2021).

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Quantum Oscillations and the Quasiparticle Properties of Thin Film Sr2RuO4

Lena F. Kourkoutis April 25, 2021August 17, 2022 Publications

quantum oscillations in Sr2RuO4Quantum Oscillations and the Quasiparticle Properties of Thin Film Sr2RuO4
Yawen Fang, Hari P. Nair, Ludi Miao, Berit Goodge, Nathaniel J. Schreiber, Jacob P. Ruf, Lena F. Kourkoutis, Kyle M. Shen, Darrell G. Schlom, B. J. Ramshaw
Phys. Rev. B 104:045152 (2021).

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