Basic information

  • Current position: Marie Skłodowska-Curie Actions Postdoctoral Fellow
  • Affiliation: ICFO, Barcelona Institute of Science and Technology, Castelldefels, Spain
  • Office: 224, ICFO
  • Lab: L205, L110, L208, ICFO
  • Contact Information
    • Mobile Phone: +33 631 308 826
    • Office: +34 935 534 164
    • Lab: +34 935 542 213; +34 935 542 212
    • E-mail: julien.barrier@icfo.eu
    • Mailing/Shipping address:
         Av. Carl Friedrich Gauss, num. 3
         08860 Castelldefels (Barcelona), Spain

Latest blog posts

Recent publications

  1. J. Barrier, L. Peng, S. Xu, V. I. Fal’ko, K. Watanabe, T. Tanigushi, A. K. Geim, S. Adam, and A. I. Berdyugin, Coulomb Screening of Superconductivity in Magic-Angle Twisted Bilayer Graphene, (2024). [arXiv:2412.01577] [DOI]
  2. R. Krishna Kumar, G. Li, R. Bertini, S. Chaudhary, K. Nowakowski, J. M. Park, S. Castilla, Z. Zhan, P. A. Pantaleón, H. Agarwal, S. Battle-Porro, E. Icking, M. Ceccanti, A. Reserbat-Plantey, G. Piccinini, J. Barrier, E. Khestanova, T. Taniguchi, K. Watanabe, C. Stampfer, G. Refael, F. Guinea, P. Jarillo-Herrero, J. C. W. Song, P. Stepanov, C. Lewandowski, and F. H. L. Koppens, Terahertz Photocurrent Probe of Quantum Geometry and Interactions In Magic-Angle Twisted Bilayer Graphene, (2024). [arXiv:2406.16532] [DOI]
  3. G. Li, R. Krishna Kumar, P. Stepanov, P. A. Pantaleón, Z. Zhan, H. Agarwal, A. Bercher, J. Barrier, K. Watanabe, T. Taniguchi, A. B. Kuzmenko, F. Guinea, I. Torre, and F. H. L. Koppens, Infrared Spectroscopy for Diagnosing Superlattice Minibands In Magic-Angle Twisted Bilayer Graphene, Nano Lett. (2024). [arXiv:2404.05716] [DOI]
  4. J. Barrier, M. Kim, R. Krishna Kumar, N. Xin, P. Kumaravadivel, L. Hague, E. Nguyen, A. I. Berdyugin, C. Moulsdale, V. V. Enaldiev, J. R. Prance, F. H. L. Koppens, R. V. Gorbachev, K. Watanabe, T. Taniguchi, L. I. Glazman, I. V. Grigorieva, V. I. Fal’ko, and A. K. Geim, One-Dimensional Proximity Superconductivity in the Quantum Hall Regime, Nature 628, 741 (2024). [arXiv:2402.14451] [DOI] [PDF]

Affiliation & Fundings

Disclaimer: Although I am affiliated with the Instite of Phonotic Sciences (ICFO) and funded by the European Union under grant agreement 101105218, all views and opinions expressed on this blog are solely my own. They do not necessarily reflect those of the European Union or European Research Executive Agency (REA). Neither the European Union nor the granting authority can be held responsible for them. Likely, I do not reflect the views of any present or past employers, funding agencies, colleagues, organisations I have or have had some affiliation with.