BNL Home

Electron Spectroscopy Group

Publications

FY2016

  • Energy dissipation from a correlated system driven out of equilibrium, J. D. Rameau, S. Freutel, A. F. Kemper, M. A. Sentef, J. K. Freericks, I. Avigo, M. Ligges, L. Rettig, Y. Yoshida, H. Eisaki, J. Schneeloch, R. D. Zhong, Z. J. Xu, G. D. Gu, P. D. Johnson, and U. Bovensiepen, Nature Commun. 7, 13761 (2016). [pdf]

  • Chiral magnetic effect in ZrTe5, Qiang Li, Dmitri E. Kharzeev, Cheng Zhang, Yuan Huang, I. Pletikosić, A. V. Fedorov, R. D. Zhong, J. A. Schneeloch, G. D. Gu , and T. Valla, Nature Physics 12, 550 (2016). [pdf]

  • Optical properties of AFe2As2 (A=Ca, Sr, and Ba) single crystals, Y. M. Dai, Ana Akrap, S. L. Bud'ko, P. C. Canfield, and C. C. Homes, Phys. Rev. B 94, 195142 (2016). [pdf]

  • Superconductivity in a Misfit Phase That Combines the Topological Crystalline Insulator Pb1−xSnxSe with the CDW-Bearing Transition Metal Dichalcogenide TiSe2 Huixia Luo, Kai Yan, Ivo’s Pletikosic, Weiwei Xie, Brendan F. Phelan, Tonica Valla, and Robert J. Cava, J. Phys. Soc. Jpn. 85, 064705 (2016). [pdf]

  • Sn-doped Bi1.1Sb0.9Te2S bulk crystal topological insulator with excellent properties, S. K. Kushwaha, I. Pletikosić, T. Liang, A. Gyenis, S. H. Lapidus, Yao Tian, He Zhao, K. S. Burch, Jingjing Lin, Wudi Wang, Huiwen Ji, A. V. Fedorov, Ali Yazdani, N. P. Ong, T. Valla, and R. J. Cava, Nature Commun. 7, 11456 (2016). [pdf]

  • Magneto-optical signature of Massless Kane Electrons in Cd3 As2, A. Akrap, M. Hakl, S. Tchoumakov, I. Crassee, J. Kuba, M. O. Goerbig, C. C. Homes, O. Caha, J. Novák, F. Teppe, W. Desrat, S. Koohpayeh, L. Wu, N. P. Armitage, A. Nateprov, E. Arushanov, Q. D. Gibson, R. J. Cava, D. van der Marel, B. A. Piot, C. Faugeras, G. Martinez, M. Potemski, and M. Orlita, Phys. Rev. Lett. 117, 136401 (2016). [pdf]

  • Coexistence of clean- and dirty-limit superconductivity in LiFeAs, Y. M. Dai, H. Miao, L. Y. Xing, X. C. Wang, H. Ding, and C. C. Homes, Phys. Rev. B 93, 054508 (2016). [pdf]

  • Strong topological metal material with multiple Dirac cones, Huiwen Ji, I. Pletikosić, Q. D. Gibson, Girija Sahasrabudhe, T. Valla, and R. J. Cava, Phys. Rev. B 93, 045315 (2016). [pdf]

  • Differences in Chemical Doping Matter: Superconductivity in Ti1–x TaxSe2 but Not in Ti1–xNbx Se2, Huixia Luo, Weiwei Xie, Jing Tao, Ivo Pletikosic, Tonica Valla, Girija S. Sahasrabudhe, Gavin Osterhoudt, Erin Sutton, Kenneth S. Burch, Elizabeth M. Seibel, Jason W. Krizan, Yimei Zhu, and Robert J. Cava, Chem. Mater. 28, 1927 (2016). [pdf]

  • Phonon anomalies in some iron telluride materials, C. C. Homes, Y. M. Dai, J. Schneeloch, R. D. Zhong, and G. D. Gu, Phys. Rev. B. 93, 125135 (2016). [pdf]

FY2015

  • Optical properties of the perfectly compensated semimetal WTe2, C. C. Homes, M. N. Ali, and R. J. Cava, Phys. Rev. B 92, 161109(R) (2015). [pdf]; Supplemental information. [pdf]

  • FeTe0.55Se0.45: A multiband superconductor in the clean and dirty limit, C. C. Homes, Y. M. Dai, J. S. Wen, Z. J. Zu, and G. G. Gu, Phys. Rev. B 91, 145503 (2015). [pdf]

  • Li adsorption versus graphene intercalation on Ir(111): From quenching to restoration of the Ir surface state, P. Pervan, P. Lazić, M. Petrović, I. Šrut Rakić, I. Pletikosić, M. Kralj, M. Milun, and T. Valla, Phys. Rev. B 92, 245415 (2015). [pdf]

  • Surface Collective Modes in the Topological Insulators Bi2 Se3 and Bi0.5Sb1.5Te3−xSe x, A. Kogar, S. Vig, A. Thaler, M. H. Wong, Y. Xiao, D. Reig-i- Plessis, G. Y. Cho, T. Valla, Z. Pan, J. Schneeloch, R. Zhong, G. D. Gu, T. L. Hughes, G. J. MacDougall, T.-C. Chiang, and P. Abbamonte, Phys. Rev. Lett. 115, 257402 (2015). [pdf]

  • Spin-Fluctuation Induced Non-Fermi Liquid Behavior with Suppressed Superconductivity in LiFe1-xCoxAs, Y. M. Dai, H. Miao, L. Y. Xing, X. C. Wang, P. S. Wang, H. Xiao, T. Qian, P. Richard, X. G. Qiu, W. Yu, C. Q. Jin, Z. Wang, P. D. Johnson, C. C. Homes, and H. Ding, Phys. Rev. X 5, 31035 (2015). [pdf]

  • Gapped Surface States in a Strong-Topological-Insulator Material, A. P. Weber, Q. D. Gibson, Huiwen Ji, A. N. Caruso, A. V. Fedorov, R. J. Cava, and T. Valla, Phys. Rev. Lett. 114, 256401 (2015). [pdf]

  • Anomalous phonon redshift in K-doped BaFe2As2 iron pnictides, B. Xu,Y. M. Dai, B. Shen, H. Xiao, Z. R. Ye, A. Forget, D. Colson, D. L. Feng, H. H. Wen, C. C. Homes, X. G. Qiu, and R. P. S. M. Lobo, Phys. Rev. B 91, 104510 (2015). [pdf]

  • Surface-state-dominated transport in crystals of the topological crystalline insulator In-doped Pb1−xSnxTe, Ruidan Zhong, Xugang He, J. A. Schneeloch, Cheng Zhang, Tiansheng Liu, I. Pletikosić, T. Yilmaz, B. Sinkovic, Qiang Li, Wei Ku, T. Valla, J. M. Tranquada, and Genda Gu, Phys. Rev. B 91, 195321 (2015). [pdf]

  • Optical conductivity of URu2Si2 in the Kondo liquid and hidden-order phases, R. P. S. M. Lobo, J. Buhot, M. A. Méasson, D. Aoki, G. Lapertot, P. Lejay, and C. C. Homes, Phys. Rev. B 92, 045129 (2015). [pdf]

  • Spin-Orbit Interactions and the Nematicity Observed in the Fe-Based Superconductors, P. D. Johnson, H.-B. Yang, J. D. Rameau, G. D. Gu, Z.-H. Pan, T. Valla, M. Weinert, and A. V. Fedorov, Phys. Rev. Lett. 114, 167001 (2015). [pdf]

  • From Hund’s insulator to Fermi liquid: Optical spectroscopy study of K doping in BaMn2As2, D. E. McNally, S. Zellman, Z. P. Yin, K. W. Post, Hua He, K. Hao, G. Kotliar, D. Basov, C. C. Homes, and M. C. Aronson Phys. Rev. B 92, 115142 (2015). [pdf]

  • Quasiparticle Interference, Quasiparticle Interactions, and the Origin of the Charge Density Wave in 2H−NbSe2, C. J. Arguello, E. P. Rosenthal, E. F. Andrade, W. Jin, P. C. Yeh, N. Zaki, S. Jia, R. J. Cava, R. M. Fernandes, A. J. Millis, T. Valla, R. M. Osgood, Jr., and A. N. Pasupathy Phys. Rev. Lett. 114, 037001 (2015). [pdf]

  • Lattice dynamics of the heavy-fermion compound URu2 Si2, J. Buhot, M. A. Méasson, Y. Gallais, M. Cazayous, A. Sacuto, F. Bourdarot, S. Raymond, G. Lapertot, D. Aoki, L. P. Regnault, A. Ivanov, P. Piekarz, K. Parlinski, D. Legut, C. C. Homes, P. Lejay, and R. P. S. M. Lobo Phys. Rev. B 91, 035129 (2015). [pdf]

  • Imaging Dirac-mass disorder from magnetic dopant atoms in the ferromagnetic topological insulator Crx(Bi0.1Sb0.9)2-x Te3, Inhee Lee, Chung Koo Kim, Jinho Lee, Simon J. L. Billinge, Ruidan Zhong, John A. Schneeloch, Tiansheng Liu, Tonica Valla, John M. Tranquada, Genda Gu, and J. C. Séamus Davis, PNAS 112, 1316 (2015). [pdf]

FY2014

  • Electronic Structure Basis for the Extraordinary Magnetoresistance in WTe2, I. Pletikosić, Mazhar N. Ali, A. V. Fedorov, R. J. Cava, and T. Valla, Phys. Rev. Lett. 113, 216601 (2014). [pdf]

  • Comparison of Sn-doped and nonstoichiometric vertical-Bridgman-grown crystals of the topological insulator Bi2Te2Se , S. K. Kushwaha, Q. D. Gibson, J. Xiong, I. Pletikosic, A. P. Weber, A. V. Fedorov, N. P. Ong, T. Valla, and R. J. Cava, J. Appl. Phys. 115, 143708 (2014). [pdf]

  • Fate of quasiparticles in the superconducting state, S. V. Dordevic, D. van der Marel, and C. C. Homes, Phys. Rev. B 90, 174508 (2014). [pdf]

  • Nearly perfect fluidity in a high-temperature superconductor, J. D. Rameau, T. J. Reber, H.-B. Yang, S. Akhanjee, G. D. Gu, P. D. Johnson, and S. Campbell, Phys. Rev. B 90, 134509 (2014). [pdf]

  • Spectral weigth transfer in strongly correlated Fe1.03Te, Y. M. Dai, A. Akrap, J. Schneeloch, R. D. Zhong, T. S. Liu, G. D. Gu, Q. Li, and C. C. Homes, Phys. Rev. B 90, 121114(R) (2014). [pdf]

  • Effects, determination, and correction of count rate nonlinearity in multi-channel analog electron detectors, T. J. Reber, N. C. Plumb, J. A. Waugh, and D. S. Dessau, Rev. Sci. Inst. 85, 043907 (2014). [pdf]

  • Inducing a Lifshitz Transition by Extrinsic Doping of Surface Bands in the Topological Crystalline Insulator Pb1−xSnxSe, I. Pletikosić, G. D. Gu, and T. Valla, Phys. Rev. Lett. 112, 146403 (2014).  

  • Optical properties and electronic structure of the nonmetallic metal FeCrAs, A. Akrap, Y. M. Dai, W. Wu, S. R. Julian, and C. C. Homes, Phys. Rev. B 89, 125115 (2014), Editors Selection. [pdf]

  • Absence of a Proximity Effect for a Thin-Films of a Bi2Se3 Topological Insulator Grown on Top of a Bi2Sr2CaCu2O8+δ Cuprate Superconductor, T. Yilmaz, I. Pletikosić, A. P. Weber, J. T. Sadowski, G. D. Gu, A. N. Caruso, B. Sinkovic, and T. Valla, Phys. Rev. Lett. 113, 067003 (2014). [pdf]

  • Photoinduced changes in the cuprate electronic structure revealed by femtosecond time- and angle-resolved photoemission, J. D. Rameau, S. Freutel, L. Rettig, I. Avigo, M. Ligges, Y. Yoshida, H. Eisaki, J. Schneeloch, R. D. Zhong, Z. J. Xu, G. D. Gu, P. D. Johnson, and U. Bovensiepen, Phys. Rev. B 89, 115115 (2014). [pdf]

  • Strong coupling of the iron-quadrupole and anion-dipole polarizations in Ba(Fe1-xCox)2As2, Chao Ma, Lijun Wu, Wei-Guo Yin, Huaixin Yang, Honglong Shi, Shiwei Wang, Jianqu Li, C. C. Homes, and Yimei Zhu, Phys. Rev. Lett. 112, 077001 (2014). [pdf]

FY2013

  • Optical conductivity of nodal metals, C. C. Homes, J. J. Tu, J. Li, G. D. Gu, and A. Akrap, Scientific Reports 3, 3446 (2013). [pdf]

  • The mechanism of caesium intercalation of graphene, M. Petrović, I. Šrut Rakić, S. Runte, C. Busse, J. T. Sadowski, P. Lazić, I. Pletikosić, Z.-H. Pan, M. Milun, P. Pervan, N. Atodiresei, R. Brako, D. Šokčević, T. Valla, T. Michely, and M. Kralj, Nature Commun. 4, 2772 (2013). [pdf]

  • Persistent coherence and spin polarization of topological surface states on topological insulators, Z.-H. Pan, E. Vescovo, A. V. Fedorov, G. D. Gu, and T. Valla, Phys. Rev. B 88, 041101(R) (2013). [pdf]

  • Symmetry protected Josephson supercurrents in three-dimensional topological insulators, Sungjae Cho, Brian Dellabetta, Alina Yang, John Schneeloch, Zhijun Xu, Tonica Valla, Genda Gu, Matthew J. Gilbert, and Nadya Mason, Nature Commun. 4, 1689 (2013). [pdf]

  • Hidden T-linear scattering rate in Ba0.6K0.4Fe2As2, Y. M. Dai, B. Xu, B. Shen, H. Xiao, H. H. Wen, X. G. Qiu, C. C. Homes, and R. P. S. M. Lobo, Phys. Rev. Lett. 111, 117001 (2013). [pdf]

  • Doping for superior dielectrics, Christopher C. Homes and Thomas Vogt, Nature Materials 12, 782 (2013). [pdf]

  • Three-dimensional Dirac fermions in quasicrystals as seen via optical conductivity, T. Timusk, J. P. Carobotte, C. C. Homes, D. N. Basov, and S. G. Sharapov, Phys. Rev. B 87, 235121 (2013); Editors Selection. [pdf]

  • Persistent coherence and spin polarization of topological surface states on topological insulators, Z.-H. Pan, E. Vescovo, A. V. Fedorov, G. D. Gu, and T. Valla, Phys. Rev. B 88, 041101(R) (2013). [pdf]

  • Quasiparticle interference on the surface of the topological crystalline insulator Pb1−xSnxSe, A. Gyenis, I. K. Drozdov, S. Nadj-Perge, O. B. Jeong, J. Seo, I. Pletikosić, T. Valla, G. D. Gu, and A. Yazdani, Phys. Rev. B 88, 125414 (2013). [pdf]

  • Evidence of a full gap in LaFeAsO1-xFx thin films from infrared spectroscopy, Xiaosiang Xi, Y. M. Dai, C. C. Homes, M. Kidszun, S. Haindl, and G. L. Carr, Phys. Rev. B 87, 180509(R) (2013). [pdf]

  • Termination-dependent topological surface states of the natural superlattice phase Bi4Se3, Q. D. Gibson, L. M. Schoop, A. P. Weber, Huiwen Ji, S. Nadj-Perge, I. K. Drozdov, H. Beidenkopf, J. T. Sadowski, A. Fedorov, A. Yazdani, T. Valla, and R. J. Cava, Phys. Rev. B 88, 081108(R) (2013); Editor's Suggestion. [pdf]

  • Do organic and other exotic superconductors fail universal scaling relations?, S. V. Dordevic, D. N. Basov and C. C. Homes, Scientific Reports 3, 1713 (2013). [pdf]

FY2012

  • Optical properties of BiTe2Te2 at ambient and high pressures, A. Akrap, M. Tran, A. Ubaldini, J. Teyssier, E. Giannini, D. van der Marel, P. Lerch, and C. C. Homes, Phys. Rev. B 86, 235207 (2012). [pdf]

  • Measurement of an exceptionally weak electron-phonon coupling on the surface of the topological insulator Bi2Se3 using angle-resolved photoemission spectroscopy, Z.-H. Pan, A.V. Fedorov, D. Gardner, Y. S. Lee, S. Chu, and T. Valla, Phys. Rev. Lett. 108 187001 (2012). [pdf]

  • Angle-resolved photoemission from cuprates with static stripes Tonica Valla, Physica C 481, 66-74 (2012). [pdf]

  • Orbital characters and near two-dimensionality of Fermi surfaces in NaFe1-xCoxAs Z.-H. Liu, P. Richard, Y. Li, L.-L. Jia, G.-F. Chen, T.-L. Xia, D.-M. Wang, J.-B. He, H.-B. Yang, Z.-H. Pan, T. Valla, P. D. Johnson, N. Xu, H. Ding, and S.-C. Wang,, Appl. Phys. Lett. 101, 202601 (2012). [pdf]

  • Photoemission spectroscopy of magnetic and nonmagnetic impurities on the surface of the Bi2Se3 topological insulator, T. Valla, Z.-H. Pan, D. Gardner, Y. S. Lee, and S. Chu, Phys. Rev. Lett. 108, 117601 (2012). [pdf]

  • Probing the bulk electronic states of Bi2Se3 using nuclear magnetic resonance, Ben-Li Young, Zong-Yo Lai, Zhijun Xu, Alina Yang, G. D. Gu, Z.-H. Pan, T. Valla, G. J. Shu, R. Sankar, and F. C. Chou, Phys. Rev. B 86, 075137 (2012). [pdf]

  • Effective medium approximation and the complex optical properties of the inhomogeneous superconductor K0.8Fe2-ySe2, C. C. Homes, Z. J. Xu, J. S. Wen, and G. D. Gu, Phys. Rev. B 86, 144530 (2012). [pdf]

  • Topological semimetal in a Bi-Bi2Se3 infinitely adaptive superlattice phase, T. Valla, Huiwen Ji, L. M. Schoop, A. P. Weber, Z.-H. Pan, J. T. Sadowski, E. Vescovo, A. V. Fedorov, A. N. Caruso, Q. D. Gibson, L. Müchler, C. Felser, and R. J. Cava, Phys. Rev. B 86, 241101(R) (2012). [pdf]

  • Optical spectroscopy shwos that the normal state of URu2Si2 is an anomalous Fermi liquid, U. Nagel, T. Uleksin, T. Rõõm, R. P. S. M. Lobo, P. Lejay, C. C. Homes, J. S. Hall, A. W. Kinross, S. K. Purdy, T. Munsie, T. J. Williams, G. M. Luke, and T. Timusk, PNAS 109, 19161 (2012). [pdf]

  • ns-Tc Correlations in granular superconductors, Y. Imry, M. Strongin, and C. C. Homes, Phys. Rev. Lett. 109, 067003 (2012). [pdf]

  • Optical conductivity of superconducting K0.8Fe2-ySe2 single crystals: Evidence for a Josephson-coupled phase, C. C. Homes, Z. J. Xu, J. S. Wen, and G. D. Gu, Phys. Rev. B 85, 180510(R) (2012). [pdf]

  • Phonon energy gaps in the charged incommensurate planes of the spin-ladder Sr14Cu24O41 compound by Raman and infrared spectroscopy, V. K. Thorsmolle, C. C. Homes, A. Gozar, G. Blumberg, J. L. M. van Mechelen, A. B. Kuzmenko, S. Vanishri, C. Marin, and H. M. Ronnow, Phys. Rev. Lett. 108, 217401 (2012). [pdf]

  • Isotropic superconducting gaps with enhanced pairing on electron Fermi surfaces in FeTe0.55Se0.45, H. Miao, P. Richard, Y. Tanaka, K. Nakayama, T. Qian, K. Umezawa, T. Sato, Y.-M. Xu, Y. B. Shi, N. Xu, X.-P. Wang, P. Zhang, H.-B. Yang, Z.-J. Xu, J. S. Wen, G.-D. Gu, X. Dai, J.-P. Hu, T. Takahashi, and H. Ding , Phys. Rev. B 85, 094506 (2012). [pdf]

  • Determination of the optical properties of La2-xBaxCuO4 for several dopings, including the anomalous x=1/8 phase, C. C. Homes, M. Hucker, Q. Li, Z. J. Xu, J. S. Wen, G. D. Gu, and J. M. Tranquada, Phys. Rev. B 85, 134510 (2012). [pdf]

  • Pan et al. Reply:, Z.-H. Pan, A. V. Fedorov, C. A. Howard, M. Ellerby, and T. Valla, Phys. Rev. Lett 108, 149702 (2012). [pdf]

FY2011

  • Incoherent c-axis interplane response of the iron chalcogenide FeTe0.55Se0.45 superconductor from infrared spectroscopy, S. J. Moon, C. C. Homes, A. Akrap, Z. J. Xu, J. S. Wen, Z. W. Lin, Q. Li, G. D. Gu, and D. N. Basov, Phys. Rev. Lett. 106, 217001 (2011). [pdf]

  • Electronic structure of the topological insulator Bi2Se3 using angle-resolved photoemission spectroscopy: Evidence for a nearly full surface spin polarization, Z.-H. Pan, E. Vescovo, A. V. Fedorov, D. Gardner, Y. S. Lee, S. Chu, G. D. Gu, and T. Valla, Phys. Rev. Lett. 106, 257004 (2011). [pdf]

  • Reconstructed Fermi Surface of Underdoped Bi2Sr2CaCu2O8+δ Cuprate Superconductors, H.-B. Yang, J. D. Rameau, Z.-H. Pan, G. D. Gu, P. D. Johnson, H. Claus, D. G. Hinks, and T. E. Kidd, Phys. Rev. Lett. 107, 047003 (2011). [pdf]

  • Properties of Hydrogen Terminated Diamond as a Photocathode, J. D. Rameau, J. Smedley, E. M. Muller, T. E. Kidd, and P. D. Johnson, Phys. Rev. Lett. 106, 137602 (2011). [pdf]

  • Electronic Structure of Superconducting KC8 and Nonsuperconducting LiC6 Graphite Intercalation Compounds: Evidence for a Graphene-Sheet-Driven Superconducting State, Z.-H. Pan, J. Camacho, M. H. Upton, A. V. Fedorov, C. A. Howard, M. Ellerby, and T. Valla, Phys. Rev. Lett. 106, 187002 (2011). [pdf]

  • Incoherent c-axis interplane response of the iron chalcogenide FeTe0.55Se0.45 superconductor from infrared spectroscopy, S. J. Moon, C. C. Homes, A. Akrap, Z. J. Xu, J. S. Wen, Z. W. Lin, Q. Li, G. D. Gu, and D. N. Basov, Phys. Rev. Lett. 106, 217001 (2011). [pdf]

  • Universal scaling of length, time, and energy for cuprate superconductors based on photoemission measurements of Bi2Sr2CaCu2O8+δ, J. D. Rameau, Z.-H. Pan, H.-B. Yang, G. D. Gu, and P. D. Johnson, Phys. Rev. B 84, 180511 (2011). [pdf]

FY2010

  • Optical properties of the iron-arsenic superconductor BaFe1.85Co0.15As2, J. J. Tu, J. Li, W. Liu, A. Punnoose, Y. Gong, Y. H. Ren, l. J. Li, G. H. Cao, Z. A. Xu, and C. C. Homes, Phys. Rev. B 82, 174509 (2010). [pdf]

  • Breakdown of the universal Josephson relation in spin-ordered cuprate superconductors, A. A. Schafgans, C. C. Homes, G. D. Gu, Seiki Komiya, Yoichi Ando, and D. N. Basov, Phys. Rev. B 82, 100505(R) (2010). [pdf]

  • Electronic correlations and unusual superconducting response in the optical properties of the iron chalcogenide FeTe0.55Se0.45, C. C. Homes, A. Akrap, J. S. Wen, Z. J. Xu, Z. W. Lin, Q. Li, and G. D. Gu, Phys. Rev. B 81, 180508(R) (2010). [pdf]

FY2009

  • Scaling of the superfluid density in strongly underdoped YBa2Cu3O6+y: Evidence for a Josephson phase, C. C. Homes, Phys. Rev. B 80, 180509(R) (2009). [pdf]

  • Infrared phonon anomaly in BaFe2As2, A. Akrap, J. J. Tu, L. J. Li, G. H. Cao, Z. A. Xu, and C. C. Homes, Phys. Rev. B 80, 180502(R) (2009), Editors Selection. [pdf]

  • Infrared spectra of the low-dimensional quantum magnet SrCu2(BO3)2: Measurements and ab initio calculations, C. C. Homes, S. V. Dordevic, A. Gozar, G. Blumberg, T. Rõõm, D. Hüvonen, U. Nagel, A. D. LaForge, D. N. Basov, and H. Kageyama, Phys. Rev. B 79, 125101 (2009). [pdf]

  • Anisotropic electron-phonon coupling and dynamical nesting on the graphene sheets in superconducting CaC6 using angle-resolved photoemission spectroscopy, T. Valla, J. Camacho, Z.-H. Pan, A. V. Fedorov, A. C. Walters, C. A. Howard, and M. Ellerby, Phys. Rev. Lett. 102, 107007 (2009). [pdf]

FY2008

  • Bound excitons in Sr2CuO3, K. W. Kim, G. D. Gu, C. C. Homes, and T. W. Noh, Phys. Rev. Lett. 101, 177404 (2008). [pdf]

  • An inhomogeneous Josephson phase in thin-film and high-Tc superconductors, Y. Imry, M. Strongin and C. C. Homes, Physica C 468, 288 - 293 (2008). [pdf]

  • Multiple bosonic mode coupling in the charge dynamics of the electron-doped superconductor Pr2-xCexCuO4, E. Schachinger, C. C. Homes, R. P. S. M. Lobo, and J. P. Carbotte, Phys. Rev. B 78, 134522 (2008). [pdf]

  • Doping of a one-dimensional Mott insulator: Photoemission and optical studies of Sr2CuO3+ d, T. E. Kidd, T. Valla, P. D. Johnson, K. W. Kim, G. D. Gu, and C. C. Homes, Phys. Rev. B 77, 054503 (2008). [pdf]

  • Infrared properties of ferropericlase Mg1-xFexO: Experiment and theory, T. Sun, P. B. Allen, D. G. Stahnke, S. D. Jacobsen, and C. C. Homes, Phys. Rev. B 77, 134303 (2008). [pdf]

FY2007

  • High-pressure infrared spectroscopy: Tuning of the low-energy excitations in correlated electron systems, I. Kézsmárki, R. Gaál, C. C. Homes, B. Sípos, H. Berger, S. Bordács, G. Mihály, and L. Forró, Phys. Rev. B 76, 205114 (2007).

  • Silicon beam splitter for far-infrared and terahertz spectroscopy, C. C. Homes, G. L. Carr, R. P. S. M. Lobo, J. D. LaVeigne, and D. B. Tanner, Appl. Opt. 46, 7884 (2007). [pdf]

  • Optical properties of TiO2-SiO2 glass over a wide spectral range, D. Y. Smith, C. E. Black, C. C. Homes, and E. Shiles, Phys. Stat. Sol. (c) 4, 838-842 (2007). [pdf]

  • Optical and thermodynamic properties of the high-temperature superconductor HgBa2CuO4+d, E. van Heumen, R. Lortz, A. B. Kuzmenko, F. Carbone, D. van der Marel, X. Zhao, G. Yu, Y. Cho, N. Barisic, M. Greven, C. C. Homes and S. V. Dordevic, Phys. Rev. B 75, 054522 (2007). [pdf]

  • Stripe order and vibrational properties of La2NiO4+ d for d=2/15: Measurements and ab initio calculations, C. C. Homes, J. M. Tranquada, and D. J. Buttrey, Phys. Rev. B 75, 045128 (2007). [pdf]

FY2006

  • Optical determination of the superconducting energy gap in electron-doped Pr1.85Ce0.15CuO4, C. C. Homes, R. P. S. M. Lobo, P. Fournier, A. Zimmers, and R. L. Greene, Phys. Rev. B 74, 214515 (2006). [pdf]

  • Scaling of the superfluid density in high-temperature superconductors, C. C. Homes, Physica C 445-448, 8-13 (2006). [pdf]

  • Charge order, metallic behavior, and superconductivity in La2-xBaxCuO4 with x=1/8, C. C. Homes, S. V. Dordevic, G. D. Gu, Q. Li, T. Valla, and J. M. Tranquada, Phys. Rev. Lett. 96, 257002, 1-4 (2006). [pdf]

  • Separation of orbital contributions to the optical conductivity of BaVS3, I. Kézsmárki, G. Mihály, R. Gaál, N. Barišić, A. Akrap, H. Berger, L. Forró, C. C. Homes, and L. Mihály, Phys. Rev. Lett. 96, 186402, 1-4 (2006). [pdf]

  • Effect of a magnetic field on the electron-boson spectral function of cuprate superconductors, S. V. Dordevic, C. C. Homes, G. D. Gu, W. Si, and Y. J. Wang, Phys. Rev. B 73, 123501, 1-4 (2006). [pdf]

FY2005

  • Optical spectroscopy study of the electronic structure of Eu1-x CaxB6, J.-H. Kim, Y. Lee, C. C. Homes, J.-S. Rhyee, B. K. Cho, S.-J. Oh, and E. J. Choi, Phys. Rev. B 71, 075105, 1-4 (2005). [pdf]

  • Pressure induced suppression of the singlet insulator phase in BaVS3: infrared optical study, I. Kézsmárki, G. Mihály, R. Gaál, N. Barisic, H. Berger, L. Forró, C. C. Homes, and L. Mihály, Phys. Rev. B 71, 193103, 1-4 (2005). [pdf]

  • Scaling laws in high-temperature superconductors as revealed through infrared spectroscopy, C. C. Homes, Synchrotron Radiation News 18, 9-14 (2005). [pdf]

  • Coherence, incoherence and scaling along the c axis of YBa2Cu3O6+x, C. C. Homes, S. V. Dordevic, D. A. Bonn, R. Liang, W. N. Hardy, and T. Timusk, Phys. Rev. B 71, 184515, 1-5 (2005). [pdf]

  • Infrared properties of electron-doped cuprates: tracking normal state gaps and quantum critical behavior in Pr2-xCexCuO4, A. Zimmers, J. M. Tomczak, R. P. S. M. Lobo, N. Bontemps, C. P. Hill, M. C. Barr, Y. Dagan, R. L. Greene, A. J. Millis, and C. C. Homes, Europhys. Lett. 70, 225-231 (2005).

  • Mott physics and the optical conductivity of electron-doped cuprates, A. J. Millis, A. Zimmers, R. P. S. M. Lobo, N. Bontemps, and C. C. Homes, Phys. Rev. B 72, 224517, 1-13 (2005). [pdf]

  • Extracting the electron-boson spectral function a2F(w) from infrared and photoemission data using inverse theory, S. V. Dordevic, C. C. Homes, J. J. Tu, T. Valla, M. Strongin, P. D. Johnson, G. D. Gu, and D. N. Basov Phys. Rev. B 71, 104529, 1-12 (2005). [pdf]

  • Electrodynamics of the nodal metal state in weakly doped high-Tc cuprates, Y. S. Lee, Kouji Segawa, Z. Q. Li, W. J. Padilla, M. Dumm, S. V. Dordevic, C. C. Homes, Yoichi Ando, and D. N. Basov, Phys. Rev. B 72, 054529, 1-13 (2005). [pdf]

  • Scaling of the superfluid density in high-temperature superconductors, C. C. Homes, S. V. Dordevic, T. Valla and M. Strongin, Phys. Rev. B 72, 134517, 1-8 (2005). [pdf]

  • Strong-coupling effects in cuprate high-Tc superconductors by magento-optical studies, Y. S. Lee, Z. Q. Li, W. J. Padilla, S. V. Dordevic, C. C. Homes, Kouji Segawa, Yoichi Ando, and D. N. Basov, Phys. Rev. B 72, 172511, 1-4 (2005). [pdf]

FY2004

  • Infrared signature of the superconducting state in Pr2-xCe xCuO4, A. Zimmers, R. P. S. M. Lobo, N. Bontemps, C. C. Homes, M. C. Barr, Y. Dagan, and R. L. Greene, Phys. Rev. B 70, 132502, 1-4 (2004). [pdf]

  • A universal scaling relation in high-temperature superconductors, C. C. Homes, S. V. Dordevic, M. Strongin, D. A. Bonn, Ruixing Liang, W. N. Hardy, Seiki Komiya, Yoichi Ando, G. Yu, N. Kaneko, X. Zhao, M. Greven, D. N. Basov & T. Timusk, Nature 430, 539-541 (2004). [pdf]

  • Signatures of bilayer splitting in the c-axis optical conductivity of double-layer cuprates, S. V. Dordevic, E. J. Singley, J. H. Kim, M. B. Maple, S. Komiya, O. Shimpei, Y. Ando, T. Room, R. Liang, D. A. Bonn, W. N. Hardy, J. P. Carbotte, C. C. Homes, M. Strongin, and D. N. Basov, Phys. Rev. B 69, 094511, 1-8 (2004). [pdf]

  • Marginal Fermi liquid analysis of 300 K reflectance of Bi2Sr2CaCu2O8+d , J. Hwang, T. Timusk, A. V. Puchkov, N. L. Wang, G. D. Gu, C. C. Homes, J. J. Tu, and H. Eisaki, Phys. Rev. B 69, 094520, 1-11 (2004). [pdf]

  • Sum rules and energy scales in the high-temperature superconductor YBa2Cu3O6+x, C. C. Homes, S. V. Dordevic, D. A. Bonn, Ruixing Liang, and W. N. Hardy, Phys. Rev. B 69, 024514, 1-9 (2004). [pdf]

  • Energy Scales in the High-Tc superconductor YBa2 Cu3O6+x, C. C. Homes, S. V. Dordevic, D. A. Bonn, Ruixing Liang, and W. N. Hardy, J. Superconductivity 17, 93-96 (2004). [pdf]

FY2003

  • Mid-infrared conductivity from mid-gap states associated with charge stripes, C. C. Homes, J. M. Tranquada, Q. Li, A. R. Moodenbaugh, and D. J. Buttrey, Phys. Rev. B 67, 184516, 1-7 (2003). [pdf]

  • Infrared properties of La2-x(Ca,Sr)xCaCu2 O6+d single crystals, N. L. Wang, P. Zheng, T. Feng, G. D. Gu, C. C. Homes, J. M. Tranquada, B. D. Gaulin, and T. Timusk, Phys. Rev. B 67, 134526, 1-5 (2003). [pdf]

  • Charge transfer in the high dielectric constant materials CaCu3Ti4O12 and CdCu3Ti4 O12, C. C. Homes, T. Vogt, S. M. Shapiro, S. Wakimoto, M. A. Subramanian, and A. P. Ramirez, Phys. Rev. B 67, 092106 (2003). [pdf]

  • Optical Properties of Ultrathin Films: Evidence for a Dielectric Anomaly at the Insulator-to-Metal Transition, J. J. Tu, C. C. Homes, and M. Strongin, Phys. Rev. Lett. 90, 017402, 1-4 (2003). [pdf]

  • The role of magnetism in forming the c-axis spectral peak at 400 cm-1 high-temperature superconductors, T. Timusk and C. C. Homes, Solid State Commun. 126, 63-69 (2003). [pdf]

FY2002

  • A first principles study of the structure and lattice dielectric response of CaCu3Ti4O12, Lixin He, J. B. Neaton, Morrell H. Cohen, David Vanderbilt, and C. C. Homes, Phys. Rev. B 65, 214112 (2002). [pdf]

  • Doping-dependent studies of the Anderson-Mott localization in polyaniline at the metal-insulator boundary, G. Tzamalis, N. A. Zaidi, C. C. Homes, and A. P. Monkman, Phys. Rev. B 66, 085202 (2002). [pdf]

  • Global trends in the interplane penetration depth of layered superconductors,, S. V. Dordevic, E. J. Singley, D. N. Basov, S. Komiya, X. F. Sun, Y. Abe, Y. Ando, E. Bucher, C. C. Homes, and M. Strongin, Phys. Rev. B 65, 134511 (2002). [pdf]

  • Optical studies of charge dynamics in optimally doped Bi2Sr2CaCu2O8+d, J. J. Tu, C. C. Homes, G. D. Gu, D. N. Basov, and M. Strongin, Phy. Rev. B 66, 144514 (2002). [pdf]

  • A systematic study of phonon properties in optimally-doped Bi2Sr2CaCu2O8+d, J. J. Tu, C. C. Homes, G. D. Gu, and M. Strongin, Physica B 316-317, 324-327 (2002). [pdf]

  • Infrared optical properties of Pr2CuO4, C. C. Homes, Q. Li, P. Fournier, and R. L. Greene, Phys. Rev. B 66, 144511 (2002). [pdf]

FY2001

  • Optical studies of charge dynamics in c-axis oriented superconducting MgB2 films, J. J. Tu, G. L. Carr, V. Perebeinos, C. C. Homes, M. Strongin, P. B. Allen, W. N. Kang, E. M. Choi, H. J. Kim, Sung-Ik Lee, Phys. Rev. Lett. 87, 277001 (2001). [pdf]

  • Synchrotron infrared photoacoustic spectroscopy, K. H. Michaelian, Richard S. Jackson, and Christopher C. Homes, Rev. Sci. Inst. 72 4331 (2001). [pdf]

  • Optical response of high-dielectric-constant perovskite-related oxide, C. C. Homes, T. Vogt, S. M. Shapiro, S. Wakimoto, and A. P. Ramirez, Science 293, 673-676 (2001). [pdf]

  • Unconventional energetics of the pseudogap state and superconducting state in high-Tc cuprates, D. N. Basov, C. C. Homes, E. J. Singley M. Strongin, T. Timusk, G. Blumberg, and D. van der Marel, Phys. Rev. B 63, 134514 (2001), (9 pages). [pdf]

  • Photoacoustic spectroscopy using a synchrotron light source, in Fourier Transform Spectroscopy, Richard S. Jackson, Kirk H. Michaelian, Christopher C. Homes, OSA Technical Digest (Optical Society of America, Washington DC, 2001), pp. 161-163.

  • Instrumentation for far-infrared spectroscopy, P. R. Griffiths and C. C. Homes, Handbook of Vibrational Spectroscopy, Volume 1 - Theory and Instrumentation (Wiley, New York, 2001). [pdf]

FY2000

  • Phonon screening in high-temperature superconductors, C. C. Homes, A. W. McConnell, B. P. Clayman, D. A. Bonn, Ruixing Liang, W. N. Hardy, M. Inoue, H. Negishi, P. Fournier, and R. L. Greene, Phys. Rev. Lett. 84, 5391-5394 (2000). [pdf]

  • Charge density wave formation accompanying ferromagnetic ordering in quasi-one-dimensional BaIrO3, G. Cao, J. E. Crow, R. P. Guertin, P. F. Henning, C. C. Homes, M. Strongin, D. N. Basov, and E. Lochner, Solid State Commun. 113, 657-662 (2000). [pdf]

FY1999

  • Infared studies of the onset of conductivity in ultrathin Pb films, P. F. Henning, C. C. Homes, S. Maslov, G. L. Carr, D. N. Basov, B. Nikolic, and M. Strongin, Phys. Rev. Lett. 83, 4880-4883 (1999). [pdf]

  • Effect of Ni impurities on the optical properties of YBa2Cu3O6+y, C. C. Homes, D. A. Bonn, Ruixing Liang, W. N. Hardy, D. N. Basov, T. Timusk, and B. P. Clayman, Phys. Rev. B 60, 9782-9792 (1999). [pdf]

  • Isotope studies of the CMR compounds La1-xCaxMnO3+d , J. P. Franck, I. Isaac, Weimin Chen, J. Chrzanowski, J. C. Irwin, and C. C. Homes, J. Superconductivity 12, 263 (1999). [pdf]

  • Optical properties of highly reduced SrTiO3- x, D. A. Crandles, B. Nicholas, C. Dreher, C. C. Homes, A. W. McConnell, B. P. Clayman, W. H. Gong, and J. E. Greedan, Phys. Rev. B 59, 12842 (1999). [pdf]

  • Temperature and magnetic field dependent optical spectral weight in the cation-deficient colossal-magnetoresistance material La0.936Mn0.982O3, V. Golovanov, L. Mihaly, C. C. Homes, W. H. McCarroll, K. V. Ramanujachary, and M. Greenblatt, Phys. Rev. B 59, 153-156 (1999). [pdf]

  • Sum rules and interlayer conductivity of High-Tc cuprates, D. N. Basov, S. I. Woods, A. S. Katz, E. J. Singley, R. C. Dynes, M. Xu, D. G. Hinks, C. C. Homes, and M. Strongin, Science 283, 49 (1999).

FY1998

  • Polarized reflectance measurements of the CDW transitions in h-Mo4 O11 and g-Mo4 O11, A. W. McConnell, B. P. Clayman, C. C. Homes, M. Inoue, and H. Negishi, Phys. Rev. B 58, 13565 (1998). [pdf]

  • Reply to "Comment on `Optical Properties of Nd1.85 Ce0.15CuO4' ", C. C. Homes, B. P. Clayman, J. L. Peng, and R. L. Greene, Phys. Rev. B 58, 14623 (1998). [pdf]

  • Optical conductivity of Nd1.85Ce0.15 CuO4: strength of the condensate, C. C. Homes, J. L. Peng, R. L. Greene, and B. P. Clayman, J. Phys. Chem. Solids 59, 1979 (1998). [pdf]

  • Determination of the condensate from optical techniques in unconventional superconductors, C. C. Homes, S. Kamal, D. A. Bonn, Ruixing Liang, W. N. Hardy, and B. P. Clayman, Physica C 296, 230-240 (1998). [pdf]

FY1997

  • Optical Properties of Nd1.85Ce0.15 CuO4, C. C. Homes, B. P. Clayman, J. L. Peng, and R. L. Greene, Phys. Rev. B 56, 5525-5534 (1997). [pdf]

FY1995 & older

  • Effect of isotopic disorder on the Tu modes in crystalline C60, C. C. Homes, P. J. Horoyski, M. L. W. Thewalt, B. P. Clayman, and T. R. Anthony, Phys. Rev. B 52, 16892-16900 (1995). [pdf]

  • Optical properties along the c-axis of YBa2 Cu3O6+x,for x=0.5 to 0.95: evolution of the pseudogap, C. C. Homes, T. Timusk, Ruixing Liang, D. A. Bonn, and W. N. Hardy, Physica C 254, 265-280 (1995). [pdf] The original paper contains an error in Fig. 2, as outlined in an erratum in Physica C 432, 316 (2005). [pdf]

  • Optical phonons polarized along the c-axis of YBa2Cu3O6+x, for x=0.5 to 0.95, C. C. Homes, T. Timusk, D. A. Bonn, Ruixing Liang, and W. N. Hardy, Can. J. Phys. 73, 663-675 (1995). [pdf] (Zipped postscript).

  • Softening of a reststrahlen band in CuO near the Néel transition, C. C. Homes, M. Ziaei, B. P. Clayman, J. C. Irwin, and J. P. Franck, Phys. Rev. B 51, 3140-3150 (1995). [pdf]

  • Optical properties along the c-axis of YBa2 Cu3O6.70: evidence for a pseudogap, C. C. Homes, T. Timusk, Ruixing Liang, D. A. Bonn, and W. N. Hardy, Phys. Rev. Lett. 71, 1645-1648 (1993). [pdf]

  • Technique for measuring the reflectance of irregular, submillimeter-sized samples, C. C. Homes, M. Reedyk, D. A. Crandles, and T. Timusk, Appl. Optics 32, 2976-2983 (1993). [pdf]

  • The optical conductivity of the stable icosahedral quasicrystal Al63.5Cu24.5Fe12, C. C. Homes, X. Wu, T. Timusk, Z. Altounian, A. Sahnoune, and J. O. Strom-Olsen, Phys. Rev. Lett. 67, 2694-2696 (1991). [pdf]