Publications

Preprints, currently under review
  1. P. Steiner, S. Adnan, M. Said Ergoktas, J. Barrier, X. Yu, V. Orts, G. Bakan, J. Aze, Y. Malevich, K. Wang, P. Cataldi, M. Bisset, S. Balci, S. Suzer, M. Khafizov, and C. Kocabas, Electrically Controlled Heat Transport in Multilayer Graphene, (2022). [arXiv:2202.10342] [DOI] 
    @unpublished{steiner2022,
  author = {Steiner, Pietro and Adnan, Saqeeb and Said Ergoktas, Muhammed and Barrier, Julien and Yu, Xiaoxiao and Orts, Vincente and Bakan, Gokhan and Aze, Jonathan and Malevich, Yury and Wang, Kaiyuan and Cataldi, Pietro and Bisset, Mark and Balci, Sinan and Suzer, Sefik and Khafizov, Marat and Kocabas, Coskun},
  title = {Electrically controlled heat transport in multilayer graphene},
  year = {2022},
  arxiv = {2202.10342},
  doi = {10.48550/arxiv.2202.10342}
}
Peer-reviewed papers
  1. 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 (2023). [arXiv:2402.14451] [DOI] [PDF] 
    @article{barrier2024nature,
  author = {Barrier, Julien and Kim, Minsoo and Krishna Kumar, Roshan and Xin, Na and Kumaravadivel, Piranavan and Hague, Lee and Nguyen, Ekaterina and Berdyugin, Alexey I and Moulsdale, Christian and Enaldiev, Vladimir V and Prance, Jonathan R and Koppens, Frank H L and Gorbachev, Roman V and Watanabe, Kenji and Taniguchi, Takashi and Glazman, Leonid I and Grigorieva, Irina V and Fal'ko, Vladimir I and Geim, Andre K},
  title = {One-dimensional proximity superconductivity in the quantum Hall
             regime},
  year = {2023},
  journal = {Nature},
  pages = {741-745},
  volume = {628},
  issue = {8009},
  arxiv = {2402.14451},
  doi = {10.1038/s41586-024-07271-w}
}
  2. N. Xin, J. Lourembam, P. Kumaravadivel, A. E. Kazantsev, Z. Wu, C. Mullan, J. Barrier, A. A. Geim, I. V. Grigorieva, A. Mishchenko, A. Principi, V. I. Fal’ko, L. A. Ponomarenko, A. K. Geim, and A. I. Berdyugin, Giant Magnetoresistance of Dirac Plasma in High-Mobility Graphene, Nature 616, 270 (2023). [arXiv:2302.06863] [DOI] 
    @article{xin2023nature,
  author = {Xin, Na and Lourembam, James and Kumaravadivel, Piran and Kazantsev, Alexander E and Wu, Zefei and Mullan, Ciaran and Barrier, Julien and Geim, Alexandra A and Grigorieva, Irina V and Mishchenko, Artem and Principi, Alessandro and Fal'ko, Vladimir I and Ponomarenko, Leonid A and Geim, Andre K and Berdyugin, Alexey I},
  title = {Giant magnetoresistance of Dirac plasma in high-mobility graphene},
  year = {2023},
  journal = {Nature},
  pages = {270--274},
  volume = {616},
  issue = {7956},
  arxiv = {2302.06863},
  doi = {10.1038/s41586-023-05807-0}
}
  3. J. Barrier, R. E. Beal, A. Gold-Parker, J. A. Vigil, E. Wolf, L. Waquier, N. J. Weadock, Z. Zhang, L. T. Schelhas, A. F. Nogueira, M. D. McGehee, and M. F. Toney, Compositional Heterogeneity In Cs1-yFayPb(I1-xBrx) 3 Perovskite Films and Its Impact on Phase Behavior, Energy and Environmental Science 14, 6394 (2021). [DOI] [PDF] [SI] 
    @article{barrierees2021,
  author = {Barrier, Julien and Beal, Rachel E and Gold-Parker, Aryeh and Vigil, Julian A and Wolf, Eli and Waquier, Louis and Weadock, Nicholas J and Zhang, Zihan and Schelhas, Laura T and Nogueira, Ana Flávia and McGehee, Michael D and Toney, Michael F},
  title = {Compositional Heterogeneity in
             Cs1-yFayPb(I1-xBrx)
             3 Perovskite Films and its Impact on Phase Behavior},
  year = {2021},
  journal = {Energy and Environmental Science},
  pages = {6394--6405},
  volume = {14},
  number = {12},
  doi = {10.1039/D1EE01184G}
}
  4. S. Xu, M. M. Al Ezzi, N. Balakrishnan, A. Garcia-Ruiz, B. Tsim, C. Mullan, J. Barrier, N. Xin, B. A. Piot, T. Taniguchi, K. Watanabe, A. Carvalho, A. Mishchenko, A. K. Geim, V. I. Fal’ko, S. Adam, A. H. Castro Neto, K. S. Novoselov, and Y. Shi, Tuneable Van Hove Singularities and Correlated States in Twisted Monolayer-Bilayer Graphene, Nature Physics 17, 619 (2021). [arXiv:2004.15040] [DOI] 
    @article{xunatphys2021,
  author = {Xu, Shuigang and Al Ezzi, Mohammed M. and Balakrishnan, Nilanthy and Garcia-Ruiz, Aitor and Tsim, Bonnie and Mullan, Ciaran and Barrier, Julien and Xin, Na and Piot, Benjamin A. and Taniguchi, Takashi and Watanabe, Kenji and Carvalho, Alexandra and Mishchenko, Artem and Geim, Andre K. and Fal'ko, Vladimir I. and Adam, Shaffique and Castro Neto, Antonio Helio and Novoselov, Kostya S. and Shi, Yanmeng},
  title = {Tuneable van Hove Singularities and Correlated States in Twisted
           Monolayer-Bilayer Graphene},
  journal = {Nature Physics},
  volume = {17},
  pages = {619--626},
  year = {2021},
  arxiv = {2004.15040},
  doi = {10.1038/s41567-021-01172-9}
}
  5. J. Barrier, P. Kumaravadivel, R. Krishna-Kumar, L. A. Ponomarenko, N. Xin, M. Holwill, C. Mullan, M. Kim, R. V. Gorbachev, M. D. Thompson, J. R. Prance, T. Taniguchi, K. Watanabe, I. V. Grigorieva, K. S. Novoselov, A. Mishchenko, V. I. Fal’ko, A. I. Berdyugin, and A. K. Geim, Long-Range Ballistic Transport of Brown-Zak Fermions in Graphene Superlattices, Nature Communications 11, 5756 (2020). [arXiv:2006.15040] [DOI] [PDF] [SI] 
    @article{barriernatcomms2020,
  title = {Long-range ballistic transport of Brown-Zak fermions in graphene
           superlattices},
  author = {Barrier, Julien and Kumaravadivel, Piranavan and Krishna-Kumar, Roshan and Ponomarenko, Leonid A. and Xin, Na and Holwill, Matthew and Mullan, Ciaran and Kim, Minsoo and Gorbachev, Roman V. and Thompson, Michael D. and Prance, Jonathan R. and Taniguchi, Takashi and Watanabe, Kenji and Grigorieva, Irina V. and Novoselov, Kostya S. and Mishchenko, Artem and Fal'ko, Vladimir I. and Berdyugin, Alexey I. and Geim, Andre K.},
  journal = {Nature communications},
  volume = {11},
  pages = {5756},
  year = {2020},
  publisher = {Nature Publishing Group},
  doi = {10.1038/s41467-020-19604-0},
  arxiv = {2006.15040}
}
  6. Y. Shi, S. Xu, Y. Yang, S. Slizovskiy, S. V. Morozov, S.-K. Son, S. Ozdemir, C. Mullan, J. Barrier, J. Yin, A. I. Berdyugin, B. A. Piot, T. Taniguchi, K. Watanabe, V. I. Fal’ko, K. S. Novoselov, A. K. G. Geim, and A. Mishchenko, Electronic Phase Separation in Multilayer Rhombohedral Graphite, Nature 584, 210 (2020). [arXiv:1911.04565] [DOI] 
    @article{shinature2020,
  title = {Electronic phase separation in multilayer rhombohedral graphite},
  author = {Shi, Yanmeng and Xu, Shuigang and Yang, Yaping and Slizovskiy, Sergey and Morozov, Sergei V. and Son, Seok-Kyun and Ozdemir, Servet and Mullan, Ciaran and Barrier, Julien and Yin, Jun and Berdyugin, Alexei I. and Piot, Benjamin A. and Taniguchi, Takashi and Watanabe, Kenji and Fal'ko, Vladimir I. and Novoselov, Kostya S. and Geim, Andre K. Geim and Mishchenko, Artem},
  journal = {Nature},
  volume = {584},
  pages = {210--214},
  year = {2020},
  publisher = {Nature Publishing Group},
  doi = {10.1038/s41586-020-2568-2},
  arxiv = {1911.04565}
}
  7. R. E. Beal, N. Z. Hagström, J. Barrier, A. Gold-Parker, R. Prasanna, K. A. Bush, D. Passarello, L. T. Schelhas, K. Brüning, C. J. Tassone, H.-G. Steinrück, M. D. McGehee, M. F. Toney, and A. F. Nogueira, Structural Origins of Light-Induced Phase Segregation In Organic-Inorganic Halide Perovskite Photovoltaic Materials, Matter 2, 207 (2020). [DOI] 
    @article{bealmatter2020,
  title = {Structural origins of light-induced phase segregation in
           organic-inorganic halide perovskite photovoltaic materials},
  author = {Beal, Rachel E. and Hagström, Nanna Zhou and Barrier, Julien and Gold-Parker, Aryeh and Prasanna, Rohit and Bush, Kevin A. and Passarello, Donata and Schelhas, Laura T. and Brüning, Karsten and Tassone, Christopher J. and Steinrück, Hans-Georg and McGehee, Michael D. and Toney, Michael F. and Nogueira, Ana Flávia},
  journal = {Matter},
  volume = {2},
  issue = {1},
  pages = {207--219},
  year = {2020},
  doi = {10.1016/j.matt.2019.11.001}
}
Peer-reviewed conference abstracts
  1. J. Barrier, N. Xin, M. Kim, K. Kumar, P. Kumaravadivel, L. Hague, A. Berdyugin, C. Moulsdale, V. Enaldiev, I. Grigorieva, L. Glazman, J. Prance, V. Fal’ko, and A. K. Geim, Robust 1D Proximity Supercondcutivity along Graphene Domain Walls in Quantizing Fields, in Bulletin of the American Physical Society (Minneapolis, 2024). [url]
  2. J. Barrier, 1D Andreev Bound States along Domain Walls in Bilayer Graphene (Plenary Talk), in Graphene Conference (Manchester, 2023). [url]
  3. J. Barrier, 1D Andreev Bound States along Domain Walls in Bilayer Graphene, in Bound States in Superconducting Nanodevices Workshop (Budapest, 2023). [url]
  4. J. Barrier, 1D Andreev Bound States along Domain Walls in Bilayer Graphene (Plenary Talk), in Quantum Matter Conference (Madrid, 2023). [url]
  5. J. Barrier, N. Xin, and A. K. Geim, Superconductivity in Quantum Hall Edge States, in Bulletin of the American Physical Society (Las Vegas, 2023). [url]
  6. A. Berdyugin, N. Xin, J. Lourembam, P. Kumaravadivel, A. Kazantsev, Z. Wu, C. Mullan, J. Barrier, A. Geim, I. Grigorieva, A. Mishchenko, V. Fal’Ko, A. Principi, L. Ponomarenko, and A. K. Geim, 1D Andreev Bound States in a Graphene Heterostructure, in Bulletin of the American Physical Society (Las Vegas, 2023). [url]
  7. J. Barrier, Inducing Superconductivity in Quantum Hall Channels (Poster Communication), in Graphene Week, Graphene Flagship (Munich, 2022).
  8. J. Barrier, Proximity Superconductivity in Bilayer Graphene, in CMD 29 (Manchester, 2022). [url]
  9. J. Barrier, Engineering Superconductivity in Twisted Bilayer Graphene, in Quantum Conference (Barcelona, 2022). [url]
  10. J. Barrier, A. Berdyugin, P. Kumaravadivel, N. Xin, J. Prance, M. Kim, R. Jalil, R. Krishna Kumar, S. Islam, T. Taniguchi, K. Watanabe, and A. K. Geim, 1D Supercurrent in a Graphene Heterostructure, in Bulletin of the American Physical Society (APS March, Chicago, 2022). [url]
  11. A. Berdyugin, S. Xu, J. Barrier, M. Kim, N. Xin, Y. Shi, T. Taniguchi, K. Watanabe, and A. K. Geim, in Bulletin of the Americal Physical Society (APS March, Chicago, 2022). [url]
  12. J. Barrier, Long-Range Ballistic Transport of Brown-Zak Fermions in Graphene Superlattices, in Graphene Workshop (Basel, Switzerland, 2021). [url]
  13. J. Barrier, S. Xu, Y. Shi, M. Kim, V. I. Fal’ko, A. K. Geim, and K. S. Novoselov, Tunable Correlated States, Topological Flat Bands and Anomalous Hall Effect in Twisted Monolayer-Bilayer Graphene, in CMQM 2021 (Online, 2021). [url]
  14. J. Barrier, A. I. Berdyugin, P. Kumaravadivel, V. I. Fal’ko, and A. K. Geim, Long-Range Ballistic Transport of Brown-Zak Fermions in Graphene Superlattices, in Bulletin of the American Physical Society (APS March, Online, 2021). [url]
  15. J. Barrier, A. I. Berdyugin, P. Kumaravadivel, V. I. Fal’ko, and A. K. Geim, Ballistic Transport in the Magnetic Bloch States of Graphene Superlattices, in Graphene Conference (Grenoble, France, 2020). Best Talk Prize. [url]
  16. J. Barrier, A. I. Berdyugin, P. Kumaravadivel, T. Taniguchi, K. Watanabe, V. I. Fal’ko, and A. K. Geim, Direct Observation of Brown-Zak Mini-Bands in Graphene Superlattices, in Graphene Week, Graphene Flagship (Helsinki, Finland, 2019).
  17. M. F. Toney, R. E. Beal, J. Barrier, H.-G. Steinrück, M. D. McGehee, and A. F. Nogueira, Structural and Mechanistic Origins of Light-Induced Phase Segregation in Organic- Inorganic Halide Perovskite Photovoltaic Materials, in RSC MC 14 (Birmingham, UK, 2019).
  18. J. Barrier, A. Gold-Parker, E. Wolf, R. E. Beal, M. D. McGehee, and M. F. Toney, Tetragonal to Cubic Phase Transition In FA1-xCsxPb(I1-yBry)3: Temperature Dependance and Impact on Band Gap, in MRS Fall (Boston, MA, USA, 2018). [url]