참고문헌
- Hazime Mori, "A continued-fraction representation of the timecorrelation functions," Prog. Theor. Phys., vol. 34, pp. 399, 1965. https://doi.org/10.1143/PTP.34.399
- W. Gotze and P. Wolfle, "Homogeneous dynamical conductivity of simple metals," Phys. Rev. B, vol. 6, pp. 1226, 1972. https://doi.org/10.1103/PhysRevB.6.1226
- A. V. Puchkov, D. N. Basov, and T. Timusk, "The pseudogap state in high-Tc superconductors: an infrared study," J. Phys.: Cond. Matter, vol. 8, pp. 10049, 1996. https://doi.org/10.1088/0953-8984/8/48/023
- J. Hwang, T. Timusk, and G. D. Gu, "High-transition-temperature superconductivity in the absence of the magnetic-resonance mode," Nature (London), vol. 427, pp. 714, 2004. https://doi.org/10.1038/nature02347
- J. P. Carbotte, E. Schachinger, and J. Hwang, "Boson structures in the relation between optical conductivity and quasiparticle dynamics," Phys. Rev. B, vol. 71, pp. 054506, 2005. https://doi.org/10.1103/PhysRevB.71.054506
- J. Hwang, E. J. Nicol, T. Timusk, A. Knigavko, and J. P. Carbotte, "High energy scales in the optical self-energy of the cuprate superconductors," Phys. Rev. Lett., vol. 98, pp. 207002, 2007. https://doi.org/10.1103/PhysRevLett.98.207002
- B. C. Webb, A. J. Sievers, and T. Mihalisin, "Observation of an energy- and temperature-dependent carrier mass for mixed-valence CePd3," Phys. Rev. Lett., vol. 57, pp. 1951, 1986. https://doi.org/10.1103/PhysRevLett.57.1951
- P. E. Sulewski, A. J. Sievers, M. B. Maple, M. S. Torikachvili, J. L. Smith, and Z. Fisk, "Far-infrared absorptivity of UPt3," Phys. Rev. B, vol. 38, pp. 5338, 1988. https://doi.org/10.1103/PhysRevB.38.5338
-
G. A. Thomas, J. Orenstein, D. H. Rapkine, M. Capizzi, A. J. Millis, R. N. Bhatt, L. F. Schneemeyer, and J. V. Waszczak, "Y
$Ba_2Cu_3O_7$ -${\delta}$ electrodynamics of crystals with high reflectivity," Phys. Rev. Lett., vol. 61, pp. 1313, 1988. https://doi.org/10.1103/PhysRevLett.61.1313 -
A. M. Awasthi, L. Degiorgi, G. Gruner, Y. Dalichaouch, and M. B. Maple, "Complete optical spectrum of
$CeAl_3$ ," Phys. Rev. B, vol. 48, pp. 10692, 1993. https://doi.org/10.1103/PhysRevB.48.10692 - S. V. Dordevic, D. N. Basov, N. R. Dilley, E. D. Bauer, and M. B. Maple, "Hybridization gap in heavy fermion compounds," Phys. Rev. Lett., vol. 86, pp. 684, 2001. https://doi.org/10.1103/PhysRevLett.86.684
-
P. Tran, S. Donovan, and G. Gruner, "Charge excitation spectrum in
$UPt_3$ ," Phys. Rev. B, vol. 65, pp. 205102, 2002. https://doi.org/10.1103/PhysRevB.65.205102 - P. B. Allen, "Electron-phonon effects in the infrared properties of metals," Phys. Rev. B, vol. 3, pp. 305, 1971. https://doi.org/10.1103/PhysRevB.3.305
- B. Mitrovic and M. A. Fiorucci, "Effects of energy dependence in the electronic density of states on the far-infrared absorption in superconductors," Phys. Rev. B, vol. 31, pp. 2694, 1985. https://doi.org/10.1103/PhysRevB.31.2694
- S. V. Shulga, O. V. Dolgov, and E. G. Maksimov, "Electronic states and optical spectra of HTSC with electron-phonon coupling," Physica C, vol. 178, pp. 266, 1991. https://doi.org/10.1016/0921-4534(91)90073-8
- S. G. Sharapov and J. P. Carbotte, "Effects of energy dependence in the quasiparticle density of states on far-infrared absorption in the pseudogap state," Phys. Rev. B, vol. 72, pp. 134506, 2005. https://doi.org/10.1103/PhysRevB.72.134506
- W. L. McMillan and J. M. Rowell, "Lead phonon spectrum calculated from superconducting density of states," Phys. Rev. Lett., vol. 14, pp. 108, 1965. https://doi.org/10.1103/PhysRevLett.14.108
-
J. Hwang, E. Schachinger, J. P. Carbotte, F. Gao, D. B. Tanner, and T. Timusk, "Bosonic spectral density of epitaxial thin-film
$La_{1.83}Sr_{0.17}CuO_4$ superconductors from infrared conductivity measurements," Phys. Rev. Lett., vol. 100, pp. 137005, 2008. https://doi.org/10.1103/PhysRevLett.100.137005 -
J. Hwang, "Electron-boson spectral density function of underdoped
$Bi_2Sr_2CaCu_2O_{8+{\delta}}$ and$YBa_2Cu_3O_{6.50}$ ," Phys. Rev. B, vol. 83, pp. 014507, 2011. https://doi.org/10.1103/PhysRevB.83.014507 -
R. T. Collins, Z. Schlesinger, F. Holtzberg, P. Chaudhari, and C. Field, "Reflectivity and conductivity of
$YBa_2Cu_3O_7$ ," Phys. Rev. B, vol. 39, pp. 6571, 1989. https://doi.org/10.1103/PhysRevB.39.6571 - J. P. Carbotte, "Properties of boson-exchange superconductors," Rev. Mod. Phys., vol. 62, pp. 1027, 1990. https://doi.org/10.1103/RevModPhys.62.1027
- E. Schachinger and J. P. Carbotte, "Coupling to spin fluctuations from conductivity scattering rates," Phys. Rev. B, vol. 62, pp. 9054, 2000. https://doi.org/10.1103/PhysRevB.62.9054
-
J. Hwang, J. Yang, T. Timusk, S. G. Sharapov, J. P. Carbotte, D. A. Bonn, R. Liang, and W. N. Hardy, "a-axis optical conductivity of detwinned ortho-II
$YBa_2Cu_3O_{6.50}$ ," Phys. Rev. B, vol. 73, pp. 014508, 2006. https://doi.org/10.1103/PhysRevB.73.014508 -
J. Hwang, T. Timusk, E. Schachinger, and J. P. Carbotte, "Evolution of the bosonic spectral density of the high-temperature superconductor
$Bi_2Sr_2CaCu_2O_{8+{\delta}}$ ," Phys. Rev. B, vol. 75, pp. 144508, 2007. https://doi.org/10.1103/PhysRevB.75.144508 - Jungseek Hwang, "Reverse process of usual optical analysis of boson-exchange superconductors: impurity effects on s- and d-wave superconductors," J. Phys.: Condens. Matter, vol. 27, pp. 085701, 2015. https://doi.org/10.1088/0953-8984/27/8/085701
- L. Benfatto, E. Cappelluti, L. Ortenzi, and L. Boeri, "Extended Drude model and role of interband transitions in the midinfrared spectra of pnictides," Phys. Rev. B, vol. 83, pp. 224514, 2011. https://doi.org/10.1103/PhysRevB.83.224514
- Jungseek Hwang, "Analysis of optical data using extended Drude model and generalized Allen's formulas," J. Phys.: Condens. Matter, vol. 30, pp. 405604, 2018. https://doi.org/10.1088/1361-648X/aaddca
- E. Schachinger, D. Neuber, and J. P. Carbotte, "Inversion techniques for optical conductivity data," Phys. Rev. B, vol. 73, pp. 184507, 2006. https://doi.org/10.1103/PhysRevB.73.184507
- Frederick Wooten, Optical Properties of Solids. Academic, New York, 1972. (Note: Key material on page 176).
- J. P. Carbotte, T. Timusk, and J. Hwang, "Bosons in hightemperature superconductors: an experimental survey," Reports on Progress in Physics, vol. 74, pp. 066501, 2011. https://doi.org/10.1088/0034-4885/74/6/066501
-
A. J. Millis, H. Monien, and D. Pines, "Phenomenological model of nuclear relaxation in the normal state of
$YBa_2Cu_3O_7$ ," Phys. Rev. B, vol. 42, pp. 167, 1990. https://doi.org/10.1103/PhysRevB.42.167 - Pengcheng Dai, H. A. Mook, S. M. Hayden, G. Aeppli, T. G. Perring, R. D. Hunt, and F. Doguan, "The magnetic excitation spectrum and thermodynamics of high-Tc superconductors," Science, vol. 284, pp. 1344, 1999. https://doi.org/10.1126/science.284.5418.1344
-
H. F. Fong, P. Bourges, Y. Sidis, L. P. Regnault, J. Bossy, A. Ivanov, D. L. Milius, I. A. Aksay, and B. Keimer, "Spin susceptibility in underdoped
$YBa_2Cu_3O_{6+x}$ ," Phys. Rev. B, vol. 61, pp. 14773, 2000. https://doi.org/10.1103/PhysRevB.61.14773 - P. D. Johnson, T. Valla, A. V. Fedorov, Z. Yusof, B. O. Wells, Q. Li, A. R. Moodenbaugh, G. D. Gu, N. Koshizuka, C. Kendziora, Sha Jian, and D. G. Hinks, Phys. Rev. Lett., vol. 87, pp. 177007, 2001. https://doi.org/10.1103/PhysRevLett.87.177007
- T. Valla, T. E. Kidd, W.-G. Yin, G. D. Gu, P. D. Johnson, Z.-H. Pan, and A. V. Fedorov, Phys. Rev. Lett., vol. 98, pp. 167003, 2007. https://doi.org/10.1103/PhysRevLett.98.167003
- Wentao Zhang, Guodong Liu, Lin Zhao, Haiyun Liu, Jianqiao Meng, Xiaoli Dong, Wei Lu, J. S. Wen, Z. J. Xu, G. D. Gu, T. Sasagawa, Guiling Wang, Yong Zhu, Hongbo Zhang, Yong Zhou, Xiaoyang Wang, Zhongxian Zhao, Chuangtian Chen, Zuyan Xu, and X. J. Zhou, Phys. Rev. Lett., vol. 100, pp. 107002, 2008. https://doi.org/10.1103/PhysRevLett.100.107002
- J. Hwang, J. Yang, J. P. Carbotte, and T. Timusk, "Manifestation of the pseudogap in ab-plane optical characteristics," J. Phys. Condens. Matter, vol. 20, pp. 295215, 2008.
- S. V. Dordevic, D. van der Marel, and C. C. Homes, "Fate of quasiparticles in the superconducting state," Phys. Rev. B, vol. 90, pp. 174508, 2014. https://doi.org/10.1103/PhysRevB.90.174508
- Jungseek Hwang, "Intrinsic temperature-dependent evolutions in the electron-boson spectral density obtained from optical data," Scientific Reports, vol. 6, pp. 23647, 2016. https://doi.org/10.1038/srep23647
- E. Schachinger and J. P. Carbotte, "Optical properties of bogoliubov quasiparticles," Phys. Rev. B, vol. 95, pp. 144516, 2017. https://doi.org/10.1103/PhysRevB.95.144516
- Jungseek Hwang, arXiv cond-mat, page 1907.13326, 2019.
- J. Hwang, "Simulation of a hump structure in the optical scattering rate within a generalized Allen formalism and its application to copper oxide systems," J. Phys. Condens. Matter, vol. 25, pp. 295701, 2013. https://doi.org/10.1088/0953-8984/25/29/295701
-
Jungseek Hwang, "Electron-boson spectral density function of correlated multiband systems obtained from optical data:
$Ba_{0.6}K_{0.4}Fe_2As_2$ and LiFeAs," J. Phys.: Condens. Matter, vol. 28, pp. 125702, 2016. https://doi.org/10.1088/0953-8984/28/12/125702 - F. Marsiglio, T. Startseva, and J. P. Carbotte, "Inversion of K3C60 reflectance data," Phys. Lett. A, vol. 245, pp. 172, 1998. https://doi.org/10.1016/S0375-9601(98)00373-9
- J. P. Carbotte, E. Schachinger, and D. N. Basov, "Coupling strength of charge carriers to spin fluctuations in high-temperature superconductors," Nature (London), vol. 401, pp. 354, 1999. https://doi.org/10.1038/43843
- Ar. Abanov, A. V. Chubukov, and J. Schmalian, "Singularities in the optical response of cuprates," Phys. Rev. B, vol. 63, pp. 180510(R), 2001. https://doi.org/10.1103/PhysRevB.63.180510