Electron Spectroscopy Group

Selected Publications

 

         

 

From the left, the artwork for the cover of Synchrotron Radiation News (Vol. 18, 2005) was taken from the article by one of us (CCH) on pp. 9-14 (you can click on the image next to it for a high-resolution version; this image was created using the program Atoms from Shape Software).  Our article that appeared in Nature 430, 539-541 (2004) was discussed in the July 2005 edition of Physics World (Vol. 18, pp. 31-35), shown at the right.

 

Disclaimer: Please note that the PDF files provided here, in most cases, are protected by copyright; downloading files assumes journal access.

 

2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997
1995 and previous years

 

2007

• 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 (493 kB).

• 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 (218 kB).

• Optical and thermodynamic properties of the high-temperature superconductor HgBa₂CuO_4+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 (974 kB).

• Stripe order and vibrational properties of La₂NiO₄₊ for =2/15: Measurements and ab initio calculations, C. C. Homes, J. M. Tranquada, and D. J. Buttrey, Phys. Rev. B 75, 045128 (2007),  PDF (786 kB).

 

2006

• Optical determination of the superconducting energy gap in electron-doped Pr_1.85Ce_0.15CuO₄,  C. C. Homes, R. P. S. M. Lobo, P. Fournier, A. Zimmers, and R. L. Greene, Phys. Rev. B 74, 214515 (2006),  PDF (504 kB).

• Scaling of the superfluid density in high-temperature superconductors, C. C. Homes, Physica C 445-448, 8-13 (2006), PDF (266 kB).

• Charge Order, Metallic Behavior, and Superconductivity in La_2-xBa_xCuO₄ 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 (318 kB).

• 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 (928 kB)

• 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 (357 kB).

 

2005

• Optical spectroscopy study of the electronic structure of Eu_1-xCa_xB₆, 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 (75 kB).

• 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 (278 kB).

• Scaling laws in hig-temperature superconductors as revealed through infrared spectroscopy, C. C. Homes, Synchrotron Radiation News 18, 9-14 (2005), PDF (786 kB).

• Coherence, incoherence and scaling along the c axis of YBa₂Cu₃O_6+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 (82 kB).

• Infrared properties of electron-doped cuprates: tracking normal state gaps and quantum critical behavior in Pr_2-xCe_xCuO₄, 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).

• Extracting the electron-boson spectral function α²F(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 (1.33 MB).

• Electrodynamics of the nodal metal state in weakly doped high-T_c 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 (636 kB).

• 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 (126 kB).

• Strong-coupling effects in cuprate high-T_c 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 (286 kB).

 

2004

• Infrared signature of the superconducting state in Pr_2-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 (114 kB).

• 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 (654 kB).

• 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 (295 kB).

• Marginal Fermi liquid analysis of 300 K reflectance of Bi₂Sr₂CaCu₂O_{8 + 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 (1.26 MB).

• Sum rules and energy scales in the high-temperature superconductor YBa₂Cu₃O_6+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 (126 kB).

• Energy Scales in the High-T_c superconductor YBa₂Cu₃O_6+x, C. C. Homes, S. V. Dordevic, D. A. Bonn, Ruixing Liang, and W. N. Hardy, J. Superconductivity 17, 93-96 (2004), PDF (89 kB).

 

2003

• 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 (641 kB).

• Infrared properties of La_{2 - x}(Ca,Sr)_xCaCu₂O_6+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 (238 kB).

• Charge transfer in the high dielectric constant materials CaCu₃Ti₄O₁₂ and CdCu₃Ti₄O₁₂, C. C. Homes, T. Vogt, S. M. Shapiro, S. Wakimoto, M. A. Subramanian, and A. P. Ramirez, Phys. Rev. B 67, 092106 (2003), PDF (134 kB).

• 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 (200 kB).

• 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 (260 kB).

 

2002

• 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 (668 kB).

• 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 (230 kB).

• Global trends in the interplane penetration depth of layered superconductors (cond-mat/0112042), 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 (411 kB).

• Optical studies of charge dynamics in optimally doped Bi₂Sr₂CaCu₂O_8+d, J. J. Tu, C. C. Homes, G. D. Gu, D. N. Basov, and M. Strongin, Phy. Rev. B 66, 144514 (2002), PDF (83 kB).

• A systematic study of phonon properties in optimally-doped Bi₂Sr₂CaCu₂O_8+d, J. J. Tu, C. C. Homes, G. D. Gu, and M. Strongin, Physica B 316-317, 324-327 (2002), PDF (110 kB).

• Infrared optical properties of Pr₂CuO₄, C. C. Homes, Q. Li, P. Fournier, and R. L. Greene, Phys. Rev. B. 66, 144511 (2002), PDF (226 kB).

 

2001

• 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 (197 kB).

• Synchrotron infrared photoacoustic spectroscopy, K. H. Michaelian, Richard S. Jackson, and Christopher C. Homes, Rev. Sci. Inst. 72, 4331 (2001), PDF (90 kB)..

• 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 (506 kB).

• 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 (131 kB).

• 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 (2.5 MB).

 

2000

• 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 (118 kB).

• 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).

 

1999

• Infrared 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 (469 kb).

• Effect of Ni impurities on the optical properties of YBa₂Cu₃O_6+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 (195 kb).

• Isotope studies of the CMR compounds La_1-xCa_xMnO_3+d, J. P. Franck, I. Isaac, Weimin Chen, J. Chrzanowski, J. C. Irwin, and C. C. Homes, J. Superconductivity 12, 263 (1999), PDF (112 kb).

• Optical properties of highly reduced SrTiO_3-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 (111 kb).

• Temperature and magnetic field dependent optical spectral weight in the cation-deficient colossal-magnetoresistance material La_0.936Mn_0.982O₃, V. Golovanov, L. Miharly, C. C. Homes, W. H. McCarroll, K. V. Ramanujachary, and M. Greenblatt, Phys. Rev. B 59, 153-156 (1999), PDF (82 kb).

• 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).

1998

• Polarized reflectance measurements of the CDW transitions in h-Mo₄O₁₁ and g-Mo₄O₁₁, A. W. McConnell, B. P. Clayman, C. C. Homes, M. Inoue, and H. Negishi, Phys. Rev. B 58, 13565 (1998).

• Reply to "Comment on `Optical Properties of Nd_1.85Ce_0.15CuO₄' ", C. C. Homes, B. P. Clayman, J. L. Peng, and R. L. Greene, Phys. Rev. B 58, 14623 (1998).

• Optical conductivity of Nd_1.85Ce_0.15CuO₄: strength of the condensate, C. C. Homes, J. L. Peng, R. L. Greene, and B. P. Clayman, J. Phys. Chem. Solids 59, 1979 (1998).

• 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), (zipped postscript file, 9 pages with 7 embedded figures). 

 

1997

• Optical Properties of Nd_1.85Ce_0.15CuO₄,  C. C. Homes, B. P. Clayman, J. L. Peng, and R. L. Greene, Phys. Rev. B 56, 5525-5534 (1997), PDF (231 kb).

 

1995 and previous years

• Effect of isotopic disorder on the T_u 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).

• Optical properties along the c-axis of YBa₂Cu₃O_6+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 (1.33 MB).  The original paper contains an error in Fig. 2, as outlined in an erratum in Physica C 432, 316 (2005), PDF (106 kB).

• Optical phonons polarized along the c-axis of YBa₂Cu₃O_6+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), (zipped postscript or PDF version). 

• 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 (1.69 MB)

• Optical properties along the c-axis of YBa₂Cu₃O_6.70: 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 (763 kB).

• 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 (1.16 MB).

• The optical conductivity of the stable icosahedral quasicrystal Al_63.5Cu_23.5Fe₁₂, C. C. Homes, X. Wu, T. Timusk, Z. Altounian, A. Sahnoune, and J. O. Strom-Olsen, Phys. Rev. Lett. 67, 2694-2696 (1991), PDF (529 kB).

Last modified: Friday, February 06, 2009 04:54 PM.