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Publications

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Publications and Preprints

Authors marked with * contributed equally.

  1. Miguel Goncalves, Jonah Herzog-Arbeitman, J. F. Mendez-Valderrama, Andreas Feuerpfeil, B. Andrei Bernevig, and Nicolas Regnault, “Symmetric Mode Ansatz: Theory of Magnon Collective Modes in Chern Insulators,” arXiv:2610.10706 (2026). arXiv
  2. Keshav Singh, J. F. Mendez-Valderrama, Erez Berg, B. Andrei Bernevig, and Oskar Vafek, “Distinguishing Mott and strain-induced anisotropic semimetals in magic-angle twisted bilayer graphene using Landau level spectroscopy,” arXiv:2608.20694 (2026). arXiv
  3. Ayelet J. Uzan-Narovlansky*, Ipsita Das*, J. F. Mendez-Valderrama*, Yue Tang*, Jonah Herzog-Arbeitman, Haoyu Hu, Pengjie Wang, Zhaoyi Joy Zheng, Haosen Guan, Kenji Watanabe, Takashi Taniguchi, B. Andrei Bernevig, and Sanfeng Wu, “Resonant Far-Infrared Spectroscopy of Flat-Band Fermions in Magic Angle Graphene,” arXiv:2608.12553 (2026). arXiv
  4. Miguel Goncalves, J. F. Mendez-Valderrama, Jonah Herzog-Arbeitman, Jiabin Yu, Xiaodong Xu, Di Xiao, B. Andrei Bernevig, and Nicolas Regnault, “Spinless and spinful charge excitations in moire Fractional Chern Insulators,” Physical Review Letters 136, 196503 (2026). DOI arXiv
  5. Heonjoon Park, Weijie Li, Chaowei Hu, Christiano Beach, Miguel Goncalves, J. F. Mendez-Valderrama, Jonah Herzog-Arbeitman, Takashi Taniguchi, Kenji Watanabe, David Cobden, Liang Fu, B. Andrei Bernevig, Nicolas Regnault, Jiun-Haw Chu, Di Xiao, and Xiaodong Xu, “Observation of dissipationless fractional Chern insulator,” Nature Physics 22, 389-395 (2026). DOI arXiv
  6. Dan Mao, J. F. Mendez-Valderrama, and Debanjan Chowdhury, “Low-energy optical absorption in correlated insulators: Projected sum rules and the role of quantum geometry,” Physical Review B 112, 075116 (2025). DOI arXiv
  7. Sunghoon Kim*, J. F. Mendez-Valderrama*, Xuepeng Wang*, and Debanjan Chowdhury, “Theory of correlated insulators and superconductor at nu = 1 in twisted WSe2,” Nature Communications 16, 1701 (2025). DOI arXiv
  8. J. F. Mendez-Valderrama*, Sunghoon Kim*, and Debanjan Chowdhury, “Correlated topological mixed-valence insulators in moire heterobilayers,” Physical Review B 110, L201105 (2024). DOI arXiv
  9. J. F. Mendez-Valderrama, Dan Mao, and Debanjan Chowdhury, “Low-Energy Optical Sum Rule in Moire Graphene,” Physical Review Letters 133, 196501 (2024). DOI arXiv
  10. Xuepeng Wang, J. F. Mendez-Valderrama, Johannes S. Hofmann, and Debanjan Chowdhury, “Intertwined Magnetism and Superconductivity in Isolated Correlated Flat Bands,” Physical Review B 110, L041105 (2024). DOI arXiv
  11. Colin R. Bundschu, Mahdi Ahmadi, J. F. Mendez-Valderrama, Yao Yang, Hector D. Abruna, and Tomas A. Arias, “Oxygen Reduction Pathway for Spinel Metal Oxides in Alkaline Media: An Experimentally Supported Ab Initio Study,” Journal of the American Chemical Society 146 (7), 4680-4686 (2024). DOI arXiv
  12. J. F. Mendez-Valderrama*, Evyatar Tulipman*, Elina Zhakina, Andrew P. Mackenzie, Erez Berg, and Debanjan Chowdhury, “T-linear resistivity from magneto-elastic scattering: Application to PdCrO2,” Proceedings of the National Academy of Sciences 120 (36), e2305609120 (2023). DOI arXiv
  13. Elina Zhakina, Ramzy Daou, Antoine Maignan, Philippa H. McGuinness, Markus Konig, Helge Rosner, Seo-Jin Kim, Seunghyun Khim, Romain Grasset, Marcin Konczykowski, Evyatar Tulipman, J. F. Mendez-Valderrama, Debanjan Chowdhury, Erez Berg, and Andrew P. Mackenzie, “Investigation of Planckian behavior in a high-conductivity oxide: PdCrO2,” Proceedings of the National Academy of Sciences 120 (36), e2307334120 (2023). DOI arXiv
  14. Adam J. McRoberts*, J. F. Mendez-Valderrama*, Roderich Moessner, and Debanjan Chowdhury, “Intermediate-scale theory for electrons coupled to frustrated local moments,” Physical Review B 107, L020402 (2023). DOI arXiv
  15. J. F. Mendez-Valderrama and Debanjan Chowdhury, “Bad metallic transport in geometrically frustrated models,” Physical Review B 103, 195111 (2021). DOI arXiv
  16. J. F. Mendez-Valderrama*, Yunus A. Kinkhabwala*, Jeffrey Silver, Itai Cohen, and Tomas A. Arias, “Density-functional fluctuation theory of crowds,” Nature Communications 9 (1), 3538 (2018). DOI
  17. Santiago Aguirre, Juan Diego Arango-Montoya, David Jaramillo-Duque, Juan Felipe Mendez, Nicolas Morales-Duran, and Mateo Restrepo, “A quantum random number generator implementation with polarized photons,” Emergent Scientist 1, 2 (2017). DOI

Press

  1. Kate Blackwood, “Revealing the superconducting limit of twisted bilayer graphene,” Phys.org, November 4, 2024. Article
  2. Kate Blackwood, “Revealing the superconducting limit of ‘magic’ material,” Cornell Chronicle, November 4, 2024. Article
  3. Kate Blackwood, “Comparing ‘sister’ compounds may hold key to quantum puzzle,” Cornell Chronicle, August 30, 2023. Article
  4. Linda B. Glaser, “Fruit flies and electrons: Researchers use physics to predict crowd behavior,” Phys.org, August 30, 2018. Article
  5. Linda B. Glaser, “Physics theory used to predict crowd behavior,” Cornell Chronicle, August 30, 2018. Article