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madhavan laboratories


Yoshinori Okada, Maksym Serbyn, Hsin Lin, Daniel Walkup, Wenwen Zhou, Chetan Dhital, Madhab Neupane, Suyang Xu, Yung Jui Wang, R. Sankar, Fangcheng Chou, Arun Bansil, M. Zahid Hasan, Stephen D. Wilson, Liang Fu and Vidya Madhavan, Observation of Dirac node formation and mass acquisition in a topological crystalline insulator, Science 341, 1496-1499 (2013), [DOI:10.1126/science.1239451]


Carrier localization and electronic phase separation in a doped spin-orbit driven Mott phase in Sr3(Ir1-xRux)2O7" by Chetan Dhital, Tom Hogan, Wen-Wen Zhou, Xiang Chen, Zhensong Ren, Mani Pokharel, Yoshinori Okada, Matthew Heine, Wei Tian, Zahra Yamani, Joel Helton, Jeffrey Lynn, Cyril Opeil, Ziqiang Wang, Vidya Madhavan, and Stephen Wilson,  Nature Communications (2014),


Ilija Zeljkovic, Yoshinori Okada, Cheng-Yi Huang, R. Sankar, Daniel Walkup, Wenwen Zhou, Maksym Serbyn, Fangcheng Chou, Wei-Feng Tsai, Hsin Lin, A. Bansil, Liang Fu, M. Zahid Hasan and Vidya Madhavan, Mapping the unconventional orbital texture in topological crystalline insulators,
Nature Physics 10, 572–577 (2014)


Topological insulators: Plasmons at the surface

Yoshinori Okada & Vidya Madhavan

Nature Nanotechnology 8, 541-542 (2013)




Topological Dangling Bonds with Large Spin Splitting and Enhanced Spin Polarization on the Surfaces of Bi2Se3

Nano Lett., 201313 (5), pp 1915–1919.


Dawn A. Bonnell, D. N. Basov, Matthias Bode, Ulrike Diebold, Sergei V. Kalinin, Vidya Madhavan, Miquel Salmeron, Udo D. Schwarz, Paul S. Weiss, Imaging physical phenomena with local probes – from electrons to photons, spanning continuum to quantum interactions, Rev. Mod. Phys. 84, 1343 (2012)


M.L. Cummings, T.Y. Chien, C. Preissner, V. Madhavan, D. Diesing, M. Bode, J.W. Freeland, V. Rose Combining Scanning Tunneling Microscopy and Synchrotron Radiation for High-Resolution Imaging and Spectroscopy with Chemical, Electronic, and Magnetic Contrast, Ultramicroscopy 112, 22 (2012)



Ripple modulated electronic structure of a 3D topological insulator

Yoshinori Okada, Wenwen Zhou, C. Dhital, D. Walkup, Stephen D. Wilson & V. Madhavan.

Nature Communications 3 1158, (2012)



Yoshinori Okada, Wenwen Zhou, C. Dhital, D. Walkup, Ying Ran, Z. Wang, Stephen D. Wilson & V. Madhavan, Visualizing Landau levels of Dirac electrons in a one dimensional potential, Phys. Rev. Lett. 109, 166407 (2012)



Jun Zhao, F. C. Niestemski, Shankar Kunwar, Shiliang Li, P. Steffens, A. Hiess, H. J. Kang, Stephen D.Wilson, ZiqiangWang, Pengcheng Dai and V. Madhavan,"Electron- spin excitation coupling in an electron-doped copper oxide superconductor", Nature Physics doi:10.1038 /nphys2006 Article, (22 May 2011)



Yoshinori. Okada, C. Dhital, WenWen Zhou, Erik D. Huemiller, Hsin Lin, S. Basak, A. Bansil, Y. -B. Huang, H. Ding, Z. Wang, Stephen D. Wilson & V. Madhavan, "Direct Observation of Broken Time-Reversal Symmetry on the Surface of a Magnetically Doped Topological Insulator", Phys. Rev. Lett. 106, 206805 (2011)



C. Niestemski, Suchitra E. Sebastian, Ziqiang Wang, and V. Madhavan, "Unveiling the atomic and electronic structure at the surface of SrFe2As2", arxiv 0906.2761 (2009)



J.-H. Ma, Z.-H. Pan, F. C. Niestemski, M. Neupane, Y.-M. Xu, P. Richard, K. Nakayama, T. Sato, T. Takahashi, H.-Q. Luo, L. Fang, H.-H. Wen, Ziqiang Wang, H. Ding, V. Madhavan “Coexistence of Competing Orders with Two Energy Gaps in Real and Momentum Space in the High Temperature Superconductor Bi2Sr2-xLaxCuO6+” Phys. Rev. Lett. 101, 207002 (2008).



F.C. Niestemski, S. Kunwar, S. Zhou, Shiliang Li, H. Ding, Ziqiang Wang, Pengcheng Dai, V. Madhavan “A distinct bosonic mode in an electron-doped high-
transition-temperature superconductor, Nature 450, 1058-1061 (13 December 2007). Link to paper


V. Madhavan, T. Jamneala, K. Nagaoka, W. Chen, Je-Luen Li, Steven G. Louie, and M. F. Crommie, "Observation of spectral evolution during the formation of a Ni2 Kondo molecule." Phys. Rev. B 66, 212411 (2002). Link to Paper

K. M. Lang, V. Madhavan, J. E. Hoffman, E.W. Hudson, H. Eisaki, S. Uchida, J. C. Davis “Imaging the granular structure of high-T-c superconductivity in underdoped Bi2Sr2CaCu2O8+d, Nature 415, 412-416 (24 Jan 2002). Link to PDF

J. E. Hoffman, E.W. Hudson, K.M. Lang, V. Madhavan, S.H. Pan, H. Eisaki, S. Uchida & J.C. Davis, “A four unit cell periodic pattern of quasi-particle states surrounding vortex cores in Bi2Sr2CaCu2O8+d, Science 295, 466-469, (18 January 2002). Link to Paper

V. Madhavan, W. Chen, T. Jamneala, M.F. Crommie and N.S. Wingreen, “Local spectroscopy of a Kondo impurity: Co on Au(111)”, Phys. Rev. B 64 165412 (15 Oct 2001).

T. Jamneala, V. Madhavan, and M.F. Crommie, “Kondo response of a single antiferromagnetic chromium trimer”, Phys. Rev. Lett 87, 256804 (Dec17 2001).

E.W. Hudson, K. M. Lang, V. Madhavan, S. H. Pan, H. Eisaki, S. Uchida, J. C. Davis, “Interplay of magnetism and high-TC superconductivity at individual Ni impurity atoms in Bi2Sr2CaCu2O8+d, Nature, 411, 920-924 (21 June 2001).

T. Jamneala, V. Madhavan, W. Chen, M.F. Crommie, ‘Scanning tunneling spectroscopy of transition-metal impurities at the surface of gold”, Phys. Rev B 61, 9990 (2000).

W. Chen, T. Jamneala, V. Madhavan, M. F. Crommie, “Disappearance of the Kondo resonance for artificailly fabricated cobalt dimers”, Phys. Rev B 60, R8529 (1999).

V. Madhavan, W. Chen, T. Jamneala, M.F. Crommie and N.S. Wingreen, “Tunneling into a Single Magnetic Atom: Spectroscopic Evidence of the Kondo Resonance”, Science 280, 567 (1998).

W. Chen, V. Madhavan, T. Jamneala, M.F. Crommie, “Scanning Tunneling Microscopy Observation of an Electronic Superlattice at the Surface of Clean Gold”, Phys. Rev. Lett. 80, 1469 (1998).


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