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Visualizing Quantum States of Matter
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  • Bulk crystal growth and electronic characterization of the 3D Dirac semimetal Na3Bi, S. Kushwaha, J. Krizan, B. Feldman, A. Gyenis, M. Randeria, J. Xiong, S-Y Xu, N. Alidoust, I. Belopolski, T. Liang, Z. Hasan, P. Ong, A. Yazdani, R. Cava, APL Mat 3, 041504 (2015). (Article)
  • Polytypism, polymorphism, and superconductivity in TaSe(2-x)Te(x), H. Luo, W. Xie, J. Tao, H. Inoue, A. Gyenis, J. Krizan, A. Yazdani, Y. Zhu, R. Cava, PNAS 112, E1174-E1180 (2015). (Article)


  • Observation of Majorana Fermions in Ferromagnetic Atomic Chains on a Superconductor, Stevan Nadj-Perge, Ilya K. Drozdov, Jian Li, Hua Chen, Sangjun Jeon, Jungpil Seo, Allan H. MacDonald, B. Andrei Bernevig, and Ali Yazdani, Science 346, 6209 (2014). (Article)
  • One-dimensional Topological Edge States of Bismuth Bilayers, Ilya K. Drozdov, A. Alexandradinata, Sangjun Jeon, Stevan Nadj-Perge, Huiwen Ji, R. J. Cava, B. A. Bernevig, Ali Yazdani, Nature Physics 10, 663-669 (2014). (Article)
  • Landau Quantization and Quasiparticle Interference in the Three-Dimensional Dirac Semimetal Cd3As2, Sangjun Jeon, Brian B. Zhou, Andras Gyenis, Benjamin E. Feldman, Itamar Kimchi, Andrew C. Potter, Quinn D. Gibson, Robert J. Cava, Ashvin Vishwanath, Ali Yazdani, Nature Materials 13, 851-856 (2014). (Letter)
  • The Crystal and Electronic Structures of Cd3As2, the Three-Dimensional Electronic Analoque of Graphene, Mazhar N. Ali, Quinn Gibson, Sangjun Jeon, Brian B. Zhou, Ali Yazdani, And R. J. Cava, Inorganic Chemistry 53, 4062-4067 (2014). (Article)


  • Ubiquitous interplay between charge ordering and High-Tc Superconductivity, Eduardo H. da Silva Neto, Pegor Aynajian, Alex Frano, Riccardo Comin, Enrico Schierle, Eugen Weschke, András Gyenis, Jinsheng Wen, John Schneeloch, Zhijun Xu, Shimpei Ono, Genda Gu, Mathieu Le Tacon, and Ali Yazdani, Science 343, 6169 (2013). (Report)
  • Design and performance of an ultra-high vacuum scanning tunneling microscope operating at dilution refrigerator temperatures and high magnetic fields, S. Misra, B. B. Zhou, I. K. Drozdov, J. Seo, L. Urban, A. Gyenis, S. C. J. Kingsley, H. Jones, and A. Yazdani, Revi. Sci. Instruments 84, 103903 (2013). (Article)
  • Visualizing nodal heavy fermion superconductivity, Brian B. Zhou, Shashank Misra, Eduardo H. da Silva Neto, Pegor Aynajian, Ryan E. Baumbach, J. D. Thompson, Eric D. Bauer, and Ali Yazdani, Nature Physics 9, 474 (2013). (Letter)
  • Quasiparticle Interference on the Surface of Topological Crystalline Insulator Pb(1-x)Sn(x)Se, A Gyenis, IK Drozdov, S Nadj-Perge, OB Jeong, J Seo, I Pletikosic, T Valla, GD Gu, A Yazdani, Phys. Rev. B 88, 125414 (2013). (Article)
  • Termination dependent topological surface states of the natural superlattice phase Bi4Se3, QD Gibson, LM Schoop, AP Weber, Huiwen Ji, S Nadj-Perge, IK Drozdov, H Beidenkopf, JT Sadowski, A Fedorov, A Yazdani, T Valla, RJ Cava, Phys. Rev. B 88, 081108(R) (2013). (Article)
  • Detection of electronic nematicity using scanning tunneling microscopy, Eduardo H. da Silva Neto, Pegor Aynajian, Ryan E. Baumbach, Eric D. Bauer, John Mydosh, Shimpei Ono, Ali Yazdani, Phys. Rev. B 87, 161117(R) (2013). (Article)
  • Proposal for realizing Majorana fermions in chains of magnetic atoms on a superconductor, S Nadj-Perge, IK Drozdov, BA Bernevig, Ali Yazdani, Phys. Rev. B 88, 020407(R) (2013). (Article)
  • Evidence for a universal minimum superfluid response in field-tuned disordered superconducting films, Shashank Misra, Lukas Urban, Minsoo Kim, Ganapathy Sambandamurthy and Ali Yazdani, Phys. Rev. Lett. 110, 037002 (2013). (Letter)


  • Defects and high bulk resistivities in the Bi-rich tetradymite topological insulator Bi2+xTe2-xSe, Shuang Jia, Haim Beidenkopf, Ilya Drozdov, M. K. Fuccillo, Jungpil Seo, Jun Xiong, N. P. Ong, Ali Yazdani, and R. J. Cava, Phys. Rev. B 86, 165119 (2012). (Article)
  • Visualizing heavy fermions emerging in a quantum critical Kondo lattice, Pegor Aynajian, Eduardo H. da Silva Neto, András Gyenis, Ryan E. Baumbach, J. D. Thompson, Zachary Fisk, Eric D. Bauer, and Ali Yazdani, Nature 486, 201 (2012). (Article)
  • Detecting incipient stripe order in the high-temperature superconductor Bi2Sr2CaCu2O8+x, Eduardo H. da Silva Neto, Pegor Aynajian, Colin V. Parker, and Ali Yazdani, Physica C (2012). (Article)
  • Scattering from incipient stripe order in the high-temperature superconductor Bi2Sr2CaCu2O8+d, Eduardo H. da Silva Neto, Colin V. Parker, Pegor Aynajian, Aakash Pushp, Jinsheng Wen, Zhijun Xu, Genda Gu, and Ali Yazdani, Phys. Rev. B 104521, (2012). (85)


  • Spatial fluctuations of helical Dirac fermions on the surface of topological insulators, Haim Beidenkopf, Pedram Roushan, Jungpil Seo, Lindsay Gorman, Ilya Drozdov, Yew San Hor, R. J. Cava, and Ali Yazdani, Nature Physics 7, 939 (2011). (Letter)


  • Fluctuating stripes at the onset of the pseudogap in the high-Tc superconductor Bi2Sr2CaCu2O8+x, Colin V. Parker, Pegor Aynajian, Eduardo H. da Silva Neto, Aakash Pushp, Shimpei Ono, Jinsheng Wen, Zhijun Xu, Genda Gu, and Ali Yazdani, Nature 468, 677 (2010). (Letter)
  • Transmission of topological surface states through surface barriers, Jungpil Seo, Pedram Roushan, Haim Beidenkopf, Y. S. Hor, R. J. Cava, and Ali Yazdani, Nature 466, 343 (2010). (Letter)
  • Visualizing the formation of the Kondo lattice and the hidden order in URu2Si2, Pegor Aynajian, Eduado H. da Silva Neto, Colin V. Parker, Yingkai Huang, Abhay Pasupathy, John Mydosh, and Ali Yazdani, Proc. Nat'l. Acad. Sci USA 107, 10383 (2010). (Article)
  • Development of ferromagnetism in the doped topological insulator Bi2‑xMnxTe3, Y. S. Hor, P. Roushan, H. Beidenkopf, J. Seo, D. Qu, J. G. Checkelsky, L. A. Wray, Y. Xia, S.-Y. Xu, D. Qian, M. Z. Hasan, N. P. Ong, A. Yazdani, and R. J. Cava, Physical Review B 81, 195203 (2010). (Article)
  • Nanoscale Proximity Effect in the High-Temperature Superconductor Bi2Sr2Ca2CuO8+δ Using a Scanning Tunneling Microscope, Colin V. Parker, Aakash Pushp, Abhay N. Pasupathy, Kenjiro K. Gomes, Jinsheng Wen, Zhijun Zu, Shimpei Ono, Genda Gu, and Ali Yazdani, Physical Review Lett. 104, 117001 (2010). (Letter)
  • Visualizing Critical Correlations near the Metal-Insulator Transition in Ga1‑xMnxAs, Anthony Richardella, Pedram Roushan, Shawn Mack, Brian Zhou, David A. Huse, David D. Awschalom, Ali Yazdani, Science 327, 665 (2010). (Report)
    • See also Perspectives written by Gregory A. Fiete and Alex de Lozanne.
    • This work was featured on the front page of a weekly science supplement to the Dutch daily newspaper, NRC Handelsblad.
  • Superconductivity in CuxBi2Se3 and its Implications for Pairing in the Undoped Topological Insulator, Y. S. Hor, A. J. Williams, J. G. Checkelsky, P. Roushan, J. Seo, Q. Xu, H. W. Zandbergen , A. Yazdani, N. P. Ong, and R. J. Cava, Physical Review Lett. 104, 057001 (2010). (Article)
    • Also see Viewpoint in Physics by Noah Bray-Ali and Stephan Haas.


  • Topological Surface States Protected From Backscattering by Chiral Spin Texture, Pedram Roushan, Jungpil Seo, Colin V. Parker, Y. S. Hor, D. Hsieh, Dong Qian, Anthony Richardella, M. Z. Hasan, R. J. Cava and Ali Yazdani, Nature 460, 1106-1109 (2009). (Letter)
  • Mapping the wave function of transition metal acceptor states in the GaAs surface, A. Richardella, D. Kitchen, and A. Yazdani, Physical Review B 80, 045318 (2009). (Article)
  • Extending Universal Nodal Excitations Optimizes Superconductivity in Bi2Sr2Ca2CuO8+δ, A. Pushp, C. V. Parker, A. N. Pasupathy, K. K. Gomes, S. Ono, J. Wen, Z. Xu, G. Gu, and A. Yazdani, Science 324, 1689-1693 (2009). (Report)
  • p-type Bi2Se3 for topological insulator and low-temperature theromeletric applications, Y. S. Hor, A. Richardella, P. Roushan, Y. Xia, J. G. Checkelsky, A. Yazdani, M. Z. Hasan, N. P. Ong, and R. J. Cava, Physical Review B 79, 195208 (2009). (Article)
  • Visualizing pair formation on the atomic scale and search for the mechanism of superconductivity in high-Tc cuprates, A. Yazdani, Plenary invited paper, Proceedings of the 25th conference on Low Temperature Physics, Journal of Physics: Condensed Matter 21, 164214 (2009). (Article)


  • Experimental determination of the microscopic origin of magnetism in parent iron pnictides, D. Hsieh, Y. Xia, L. Wray, D. Qian, K. Gomes, A. Yazdani, G. F. Chen, J. L. Luo, N. L. Wang, M. Z Hasan, cond-mat 0812.2289 (2008). (Article)
  • Momentum-dependence of Superconducting Gap, strong-coupling dispersion kink, and tightly bound Cooper pairs in the high-Tc (Sr,Ba)1-x(K,Na)xFe2As2 superconductors, L. Wray, D. Qian, D. Hsieh, Y. Xia, L. Li, J. G. Checkelsky, A. Pasupathy, K. K. Gomes, C. V. Parker, A. V. Federov, G. F. Chen, J. L. Luo, A. Yazdani, N. P Ong, N L. Wang, M. Z Hasan, Physical Review B 78, 184508 (2008). (Article)
  • Mapping of the formation of the pairing gap in Bi2Sr2Ca2CuO8+δ, K. K. Gomes, A. N. Pasupathy, A. Pushp, C. Parker, S. Ono, Y. Ando, G. Gu, A.  Yazdani, Journal of Physics and Chemistry of Solids 69, 3034-3038 (2008). (Article)
  • Electronic Origin of the Inhomogeneous Pairing Interaction in the High-Tc Superconductor Bi2Sr2Ca2CuO8+δ, A. N. Pasupathy, A. Pushp, K. K. Gomes, C.  V. Parker, J. Wen, Z. Xu, G. Gu, S. Ono, Y. Ando, A. Yazdani, Science 320, 196 (2008). (Article)
  • Probing the local effects of impurities on superconductors with the STM, A. Yazdani, C. M. Howald, C. P. Lutz, and D. M. Eigler, Abstracts of Papers of the American Chemical Society 216, U77-U77 (2008).


  • Unexpected Features of Branched Flow Through High Mobility Two-Dimensional Electron Gases, P. Jura, M. A. Topinka, L. Urban, A. Yazdani, (2007). (Article)
  • Transport Properties of Carbon Nanotube C60 Peapods, C. H. L. Quay, J. Cumings, S. J. Gamble, A. Yazdani, H. Kataura, and D. Goldhaber-Gordon, Physical Review B 76, 073404 (2007). (Article)
  • Hole-mediated Interactions of Mn Acceptors on GaAs (110), D. Kitchen, A.  Richardella, P. Roushan, J.-M. Tang, M. E. Flatté, A. Yazdani, Journal of Applied Physics 101, 09G515 (2007). (Article)
  • Visualizing Pair Formation on the Atomic Scale in the High-Tc Superconductor Bi2Sr2Ca2CuO8+δ, K. K. Gomes, A. N. Pasupathy, A. Pushp, S. Ono, Y. Ando, A.  Yazdani, Nature 447, 569 (2007). (Letter)
  • Gap distributions and spatial variations of electronic states in superconducting and pseudogap states of Bi2Sr2Ca2CuO8+δ, K. Gomes, A. Pasupathy, A. Pushp, S. Ono, Y. Ando, and A.  Yazdani, Physica C: Superconductivity 460-462, 212 (2007). (Article)


  • Atom-by-Atom Substitution of Mn in GaAs and Visualization of their Hole-Mediated Interactions, D. Kitchen, A. Richardella, J.-M. Tang, M. E. Flatté, A.  Yazdani, Nature 442, 436 (2006). (Article)
  • Thin Films: Lean and Mean Superconductivity, A.  Yazdani, Nature Physics 2, 151-152 (2006). (News and Views)


  • Spatial Structure of a Single Mn Impurity State on GaAs (110) Surface, D.  Kitchen, A. Richardella, and A. Yazdani, Journal of Superconductivity 18, 23 (2005). (Article)


  • Failure of Scattering Interference in the Pseudogap State of Cuprate Superconductors, S. Misra, M. Vershinin, P. Phillips, and A. Yazdani, Physical Review B 70, 220503(R) (2004). (Communication)
  • Pair Density Wave in the Pseudogap State of High Temperature Superconductors, H.-D. Chen, O. Vafek, A. Yazdani, S.-C Zhang, Physical Review Letters 93, 187002 (2004). (Letter)
  • Electron Standing Waves on the Surface of BiSrCaCuO, M. Vershinin, S.  Misra, Y. Abe, Y. Ando, and A. Yazdani, Invited Paper for Conference on Material and Mechanism of Superconductivity to be held in Brazil May 2003, Physica C: Superconductivity 408-410, 764-767 (2004). (Article)
  • Local Ordering in the Pseudogap State of a High-Tc Superconductor, M.  Vershinin, S. Misra, S. Ono, Y. Abe, Y. Ando, and A. Yazdani, Science 303, 1995 (2004). (Report)


  • Probing Electronic Structure of Nanotube Peapods with the STM, Ali Yazdani and E. J. Mele, Applied Physics A, Invited Review in special issue on Filling nanotubes—Encapsulation, Hybrids, and Peapods, Appl. Phys. A 76, 469-474 (2003). (Article)


  • Theory of Scanning Tunneling Spectroscopy of Fullerene Peapods, C. L. Kane, E. J. Mele, A. T. Johnson, D. E. Luzzi, B. W. Smith, D. J. Hornbaker and A. Yazdani, Physical Review B 66, 235423 (2002). (Article)
  • Atomic Scale Imaging and Spectroscopy of Fullerene Peapods, Ali Yazdani, Proceeding of the XVI International Winter School on Electronic Properties of Novel Materials, AIP Conf. Proc. 633, 113 (2002). (Article)
  • Formation of Andreev Bound State at the Step Edges of Bi2Sr2CaCu2O8 Surface, S. Misra, D. J. Hornbaker, S. Oh, T. DiLuccio, J. N. Eckstein, and  Ali Yazdani, Physical Review B 66, 100510(R) (2002). (Communication)
  • Atomic Scale Imaging and Spectroscopy of a CuO2 plane at the Surface of a High-Tc Superconductor, S. Misra, D. J. Hornbaker, S. Oh, T. DiLuccio, J. N. Eckstein, and  Ali Yazdani, Physical Review Letters 89, 87002 (2002). (Letter)
  • Mapping the One-Dimensional Electronic States of Nanotube Peapod Structures, D. J. Hornbaker, S-J Kahng, S. Misra, B. W. Smith, A. T. Johnson, E. J. Mele, D. E. Luzzi, and A. Yazdani, Science (Cover Story) 295, 828-831 (2002). (Report)


  • Probing d-wave pairing correlations in the pseudogap regime of the cuprate superconductors via low-energy states near impurities, D. Sheehy, I. Adagideli, P. M. Goldbart, and A. Yazdani, Physical Review B 64, 224518 (2001). (Article)
  • Atomic-Scale Studies of Impurities in Superconductors with a Scanning Tunneling Microscope, Ali Yazdani, Applied Physics A 72, S257-261 (2001). (Article)
  • Watching an Atom Tunnel, Ali Yazdani, Nature 409, 471-472 (2001). (News and Views)
  • Pseudo Gaps and Defect States in Carbon Nanotubes, D. J. Hornbaker, S-J Kahng, S Misra, and A. Yazdani, Proceedings of the 11th International Conference on Scanning Tunneling Microscopy/Spectroscopy Related Techniques, p. 132, (National Research Council, Vancouver, Canada, 2001) (2001).
  • One-dimensional State Bound to the Edge of a High-Tc Superconductor, S. Misra, D. J. Hornbaker, and A. Yazdani, Proceedings of the 11th International Conference on Scanning Tunneling Microscopy/Spectroscopy Related Techniques, p. 132, (National Research Council, Vancouver, Canada, 2001) (2001).


  • Andreev Interferometry as a Probe of Superconducting Phase Fluctuations in the Pseudogap Regime of the Cuprates, D. Sheehy, J. Schmalian, P. M. Goldbart, A. Yazdani, Physical Review B 62, 4105-4113 (2000). (Article)


  • Low-energy Quasiparticle States Near Extended Scatterers in d-Wave Superconductors and Their Connection with SUSY Quantum Mechanics, I. Adagideli, A. Shnirman, P. M. Goldbart, A. Yazdani, Physical Review Letters 83, 5571-5574 (1999). (Letter)
  • Up Close and Personal With Atoms, Ali Yazdani and Charles M. Lieber, Nature 401, 227-230 (1999). (News and Views)
  • Resonant States and Order-parameter Suppression near Point-like Impurities in d-wave superconductors, A. Shnirman, I. Adagideli, P. M. Goldbart, A. Yazdani, Physical Review B 60, 7517-7522 (1999). (Article)
  • Quantum Conductors in a Plane, P. Phillips, S. Sachdev, S. Kravchenko, and A. Yazdani, 10th Annual Symposium on Frontiers of Science, Proceedings of the National Academy of Sciences 96, 9983-9984 (1999).
  • Impurity-Induced Bound Excitations on the Surface of Bi2Sr2Ca2CuO8+δ, Ali Yazdani, C. M. Howald, C. P. Lutz, A. Kapitulnik, and D. M. Eigler, Physical Review Letters 83, 176-179 (1999). (Letter)


  • Probing the Local Effects of Magnetic Impurities on Superconductivity, Ali Yazdani, B. A. Jones, C. P. Lutz, M. F. Crommie, and D. M. Eigler, Science 275, 1767-1770 (1997). (Report)
  • Electrical Resistance of One or Two Atoms, Ali Yazdani, D. M. Eigler, N. D. Lang, in Atomic and Molecular Wires, Eds. C. Joachime and S. Roth, Kluwer (1997).


  • Off-Resonance Conduction Through Atomic Wires, Ali Yazdani, N. D. Lang, and D. M. Eigler, Science 272, 1921-1924 (1996). (Report)
  • Observation of Quantum Dissipation in the Vortex State of Highly Disordered Two-Dimensional Superconductors, D. Ephron, A. Yazdani, A. Kapitulnik, and M. R. Beasley, Physical Review Letters 76, 1529-1532 (1996). (Letter)


  • Superconductor-Insulator Transition in α-MoGe Thin Films, Ali Yazdani, and A. Kapitulnik, Physical Review Letters 74, 3037-3040 (1995). (Letter)


  • Competition Between Pinning and Melting in the Two-Dimensional Vortex Lattice, Ali Yazdani, W. R. White, C. M. Howald, M. R. Beasley, and A. Kapitulnik, Physical Review B 50, 16117-16120(R) (1994). (Communication)
  • Study of Two Dimensional MoGe Superconductors in a magnetic field, A. Kapitulnik, A. Yazdani, J. S. Urbach, W. R. White, and M. R. Beasley, Invited paper at LT20, Physica B 197, 530-539 (1994). (Paper)


  • Observation of Kosterlitz-Thouless-Type Melting of the Disordered Vortex Lattice in Thin Films of a-MoGe, Ali Yazdani, W. R. White, M. R. Hahn, M. Gabay, M. R. Beasley, and A. Kapitulnik, Physical Review Letters 70, 505-508 (1993). (Letter)