Nara Lee⁷, Young Jai Choi⁷, Sang-Wook Cheong^10,11, Valery Kiryukhin¹⁰, and Sungkyun Choi^1,2,3,10,†

• ¹Center for Integrated Nanostructure Physics, Institute for Basic Science (IBS), Suwon 16419, Republic of Korea
• ²Sungkyunkwan University, Suwon 16419, Republic of Korea
• ³Center for Van der Waals Quantum Solids, Institute for Basic Science (IBS), Pohang 37673, Republic of Korea
• ⁴Max Planck Institute for Intelligent Systems, Heisenbergstrasse 3, 70569 Stuttgart, Germany
• ⁵Department of Physics Education, Kongju National University, Gongju 32588, Republic of Korea
• ⁶ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot OX11 0QX, United Kingdom
• ⁷Department of Physics, Yonsei University, Seoul 03722, Republic of Korea
• ⁸Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart, Germany
• ⁹Department of Energy Science, Sungkyunkwan University, Suwon 16419, Republic of Korea
• ¹⁰Department of Physics and Astronomy, Rutgers University, Piscataway, New Jersey 08854, USA
• ¹¹Keck Center for Quantum Magnetism, Rutgers University, Piscataway, New Jersey 08854, USA

• ^*Present address: Forschungszentrum Jülich, Lichtenbergstrasse 1, 85747 Garching, Germany.
• ^†Contact author: sungkyunchoi@ibs.re.kr