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Search Publications by Julie A. Borchers

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Displaying 1 - 25 of 66

Ferromagnetism in van der Waals Compound MnSb1.8Bi0.2Te4

Author(s)
Yangyang Chen, Ya-Wen Chuang, Seng Huat Lee, Yanglin Zhu, Kevin Honz, Yingdong Guan, Yu Wang, Ke Wang, Zhiqiang Mao, Jun Zhu, Colin A. Heikes, Patrick A. Quarterman, P. Zajdel, Julie A. Borchers, William D. Ratcliff
The intersection of topology and magnetism represent a new playground to discover novel quantum phenomena and new device concepts. In this work, we show that a

Magnetic Field Frustration of the Metal-Insulator Transition in V2O3

Author(s)
J. Trastoy, A. Camjayi, J. del Valle, Y. Kalcheim, J.-P. Crocombette, Dustin Allen Gilbert, Julie A. Borchers, J. E. Villegas, D. Ravelosona, M. J. Rozenberg, Ivan K. Schuller
Despite decades of efforts, the origin of metal-insulator transitions (MITs) in strongly-correlated materials remains one of the main longstanding problems in

Dysprosium Iron Garnet Thin Films with Perpendicular Magnetic Anisotropy on Silicon

Author(s)
Jackson J. Bauer, Ethan R. Rosenberg, Subhajit Kundu, K. Andre Mkhoyan, Patrick A. Quarterman, Alexander J Grutter, Brian J Kirby, Julie A. Borchers, Caroline A. Ross
Magnetic insulators, such as the rare-earth iron garnets, are promising materials for energy-efficient spintronic memory and logic devices, and their anisotropy

Spin Scattering and Noncollinear Spin Structure-Induced Intrinsic Anomalous Hall Effect in Antiferromagnetic Topological Insulator MnBi2Te4

Author(s)
Seng Huat Lee, Yanglin Zhu, Yu Wang, Leixin Miao, Timothy Pillsbury, Hemian Yi, Susan Kempinger, Jin Hu, Colin A. Heikes, Patrick A. Quarterman, William D. Ratcliff, Julie A. Borchers, Heda Zhang, Xianglin Ke, David Graf, Nasim Alem, Cui-Zu Chang, Nitin Samarth, Zhiqiang Mao
MnBi2Te4 has recently been established as an intrinsic antiferromagnetic (AFM) topological insulator - an ideal platform to create quantum anomalous Hall (QAH)

Nanoscale Magnetization Inhomogeneity within Single Phase Nanopillars

Author(s)
Thomas O. Farmer, Er-Jia Guo, Ryan D. Desautels, Lisa Debeer-Schmitt, Aiping Chen, Zhongchang Wang, Quanxi Jia, Julie A. Borchers, Dustin Allen Gilbert, Ben Holladay, Sunil K. Sinha, Michael R. Fitzsimmons
We report observation of a radial dependence in the magnetic anisotropy of epitaxially strained CoFe2O4 nanostructures in a BaTiO3 matrix. This archetypal

Effects of Field Annealing on MnN/CoFeB Exchange Bias Systems

Author(s)
Patrick A Quarterman, I. Hallsteinsen, M. Dunz, M. Meinert, E. Arenholz, Julie A. Borchers, Alexander J. Grutter
We report the effects of nitrogen diffusion on exchange bias in MnN/CoFeB heterostructures as a function of MnN thickness and field annealing temperature. We

Spin Waves Across Three-Dimensional, Close-Packed Nanoparticles

Author(s)
Kathryn Krycka, James Jennings Rhyne, Samuel D Oberdick, Ahmed M. Abdelgawad, Julie A. Borchers, Yumi Ijiri, Sara A. Majetich, Jeffrey W. Lynn
Inelastic neutron scattering is utilized to measure the spin waves, or magnons, which arise from inter-particle coupling between 8.4 nm ferrite nanoparticles

Helical Magnetism in Sr-Doped CaMn7O12 Films

Author(s)
Amanda Huon, Anuradha M. Vibhakar, Alexander J Grutter, Julie A. Borchers, Steven Disseler, Yaohua Liu, Wei Tian, Fabio Orlandi, Pascal Manuel, Dmitry D. Khalyavin, Yogesh Sharma, Andreas Herklotz, Ho Nyung Lee, Michael R. Fitzsimmons, Roger D. Johnson, Steven J. May
Noncollinear magnetism can play an important role in multiferroic materials but is relatively understudied in oxide heterostructures compared to their bulk

Ionic Tuning of Cobaltites at the Nanoscale

Author(s)
Dustin Allen Gilbert, Alexander J Grutter, Peyton D. Murray, Rajesh V. Chopdekar, Alexander M. Kane, Aleksey L. Ionin, Michael S. Lee, Steven R. Spurgeon, Brian J Kirby, Brian B. Maranville, Alpha T. N'Diaye, Apurva Mehta, Elke Arenholz, Kai Liu, Yayoi Takamura, Julie A. Borchers

Fe2MnGe: A Hexagonal Heusler Analogue

Author(s)
S. Keshavarz, N. Naghibolashrafi, Michelle Elizabeth Jamer, K. Vinson, D. Mazumdar, Cindi L. Dennis, William D. Ratcliff, Julie A. Borchers, A. Gupta, P. LeClair
Fe2MnGe is a potential half-metallic full-Heusler L21 ferromagnetic compound with large spin polarization ({approximately equal}97%) useful for various

Spin Canting Across Core/Shell Fe3O4/MnxFe3-xO4 Nanoparticles

Author(s)
Samuel D Oberdick, Ahmed Abdelgawad, Carlos Moya, Samaneh Mesbahi-Vasey, Demie Kepaptsoglou, Vlado K. Lazarov, Richard F. L. Evans, Daniel Meilak, Elizabeth Skoropata, Johan van Lierop, Ian Hunt-Isaak, Hillary Pan, Yumi Ijiri, Kathryn Krycka, Julie A. Borchers, Sara A. Majetich
Core/shell Fe3dO4/MnxFe3-xO4 nanoparticles were synthesized in a single reaction using molecular precursors with different thermal stability. Scanning

Self-assembled Layering of Magnetic Nanoparticles in a Ferrofluid onSilicon Surfaces

Author(s)
Katharina Theis-Brohl, Erika C. Vreeland, Andrew Gomez, Dale L. Huber, Apurve Saini, Max Wolff, Brian B. Maranville, Erik Brok, Kathryn Krycka, Joseph A. Dura, Julie A. Borchers
This article describes the 3D self-assembly of monodisperse colloidal magnetite nanoparticles from a dilute water-based ferrofluid onto a silicon surface and

Structural and Magnetic Phase Transitions in Chromium Nitride Thin Films Grown by RF Nitrogen Plasma Molecular Beam Epitaxy

Author(s)
Khan Alam, Steven M.T. Disseler, William D. Ratcliff, Julie A. Borchers, Rodrigo Ponce-Perez, Gregorio H. Cocoletzi, Noboru Takeuchi, Andrew Foley, Andrea Richard, David C. Ingram, Arthur R. Smith
A magneto-structural phase transition is investigated in single crystal CrN thin films grown by rf plasma molecular beam epitaxy on MgO(001) substrates. While