Dataset: Absence of 3_a0 Charge Density Wave Order in the Infinite-Layer Nickelate NdNiO₂

Authors: C. T. Parzyck ¹, N. K. Gupta ², Y. Wu¹, V. Anil ¹, L. Bhatt ³, M. Bouliane², R. Gong², B. Z. Gregory^1,4, A. Luo ⁴, R. Sutarto⁵, F. He⁵, Y.-D. Chuang⁶, T. Zhou⁷, G. Herranz⁸, L. F.Kourkoutis ^3,9,10, A. Singer ⁴, D. G. Schlom ^4,9,11, D. G. Hawthorn ², K. M. Shen^1,8,9

Author affiliations:
¹:Laboratory of Atomic and Solid State Physics, Department of Physics, Cornell University, Ithaca, NY 14853, USA
²:Department of Physics and Astronomy, University of Waterloo, Waterloo ON N2L 3G1, Canada
³:School of Applied and Engineering Physics, Cornell University, Ithaca, NY 14853, USA
⁴:Department of Materials Science and Engineering, Cornell University, Ithaca, NY 14853, USA
⁵:Canadian Light Source, Saskatoon SK S7N 2V3, Canada
⁶:Advanced Light Source, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, MS 6-2100, Berkeley, California 94720, USA
⁷:Center for Nanoscale Materials, Argonne National Laboratory, Lemont, IL 60439, USA
⁸:Institut de Ci`encia de Materials de Barcelona (ICMAB-CSIC), Campus UAB Bellaterra 08193, Spain
⁹:Kavli Institute at Cornell for Nanoscale Science, Cornell University, Ithaca, NY 14853, USA
¹⁰:Deceased - Lena F. Kourkoutis
¹¹:Leibniz-Institut f¨ur Kristallz¨uchtung, Max-Born-Straße 2, 12489 Berlin, Germany

Here, we present the MBE growth logs, x-ray scattering and spectroscopy measurements on a series of NdNiO2+x samples which reveal that the signatures of charge density wave order are absent in fully reduced, single-phase NdNiO2.