Publicationsw

2024

Transparent conducting states induced by hydrogen-plasma
J. G. Connell, N. Wanninayake, M. Souri, J. M. Johnson, J. Kim, J. W. Brill, J. Hwang, D. Y. Kim, A. Seo*
Submitted.

Enhanced adhesion of Au thin films on oxide surfaces through pulsed laser deposition
R. Lai, S. Shrestha, M. Zhu, C. Chae, J. Hwang, J. W. Brill, A. Seo*
Submitted.

Physical Review B Exploring magnetic anisotropy and robustness of the Jeff = 1/2 state under substantial orthorhombic distortion in Sr2IrO4 thin films
S. Shrestha*, Y. Choi, M. Krautloher, M. Zhu, J. Hwang, B. Keimer, A. Seo*, J.-W. Kim*
Phys. Rev. B 109, 104415 (2024). [doi]

ACS Applied Electronic Materials Modification of band structure by oxygen filling in epitaxial La0.88Sr0.12MnO3-x thin films
S. Ryu, J. Hwang, J. H. Cho, Y. Kim, A. Seo, J. Lee*, H. Jeen*
ACS Appl. Electron. Mater. 6, 370 (2024). [doi]

2023

Journal of Applied Physics Raman spectroscopic characterizations of graphene on oxide substrates for remote epitaxy
S. Shrestha, C. S. Chang, S. Lee, N. L. Kothalawala, D. Y. Kim, M. Minola, J. Kim, A. Seo*
J. Appl. Phys. 133, 105301 (2023). [doi]

New Physics: Sae Mulli Reduction of epitaxial MoO2 to Mo by high-temperature hydrogen annealing
J. Lee, H. J. Kim, E. Ahn, J. Lee, A. Seo, H. Jeen*
New Physics: Sae Mulli 73, 108 (2023). [doi]

2022

Applied Physics Letters Observation of the surface layer of lithium metal using in situ spectroscopy
A. Seo*, A. Meyer, S. Shrestha, M. Wang, X. Xiao, Y.-T. Cheng
Appl. Phys. Lett. 120, 211602 (2022). [doi]

 Chap. 14, Optical properties and characterization of oxide thin films and heterostructures
W. S. Choi, A. Seo, C. Sohn, H. N. Lee
Epitaxial Growth of Complex Metal Oxides (2nd Ed. Editors: G. Koster, M. Huijben, G. Rijnders) pp.401-448 (Elsevier, ISBN: 9780081029466, ISBN: 9780081029459). [link]

Physical Review B Emergent interlayer magnetic order via strain-induced orthorhombic distortion in the 5d Mott insulator Sr2IrO4
S. Shrestha, M. Krautloher, M. Zhu, J. Kim, J. Hwang, J. Kim, J.-W. Kim, B. Keimer, A. Seo*
Phys. Rev. B 105, L100404 (2022). [doi] [arXiv]

Science Advances Unconventional interlayer exchange coupling via circular phonons in synthetic magnetic oxide heterostructures
S. G. Jeong, J. Kim, A. Seo, S. Park, H. Y. Jeong, Y.-M. Kim, V. Lauter, T. Egami, J. H. Han, W. S. Choi*
Sci. Adv. 8, eabm4005 (2022). [doi]

Advanced Science Atomistic engineering of phonons in functional oxide heterostructures
S. G. Jeong, A. Seo, W. S. Choi*
Adv. Sci. 2022, 2103403 (2022). [doi]

2021

Journal of The Electrochemical Society A power-law decrease in interfacial resistance between Li7La3Zr2O12 and lithium metal after removing stack pressure
A. Meyer*, X. Xiao, M. Chen, A. Seo, Y.-T. Cheng*
J. Electrochem. Soc. 168, 100522 (2021). [doi]

2020

Scientific Reports High-temperature optical properties of indium tin oxide thin-films
J. Kim, S. Shrestha, M. Souri, J. G. Connell, S. Park, A. Seo*
Sci. Rep. 10, 12486 (2020). [doi]

ACS Applied Nano Materials Nanometer-thick Sr2IrO4 freestanding films for flexible electronics
S. Shrestha, M. Coile, M. Zhu, M. Souri, J. Kim, R. Pandey, J. W. Brill, J. Hwang, J.-W. Kim, A. Seo*
ACS Appl. Nano Mater. 3, 6310 (2020). [doi]

2019

Journal of Applied Physics Crossover between Mott and Efros-Shklovskii variable-range hopping in Sr2IrO4 epitaxial thin films by misfit strain and isovalent doping
M. Souri, J. G. Connell, J. Nichols, J. Terzic, G. Cao, A. Seo*
J. Appl. Phys. 126, 185101 (2019). [doi]

Physical Review B Compressive strain induced enhancement of exchange interactions and short-range magnetic order in Sr2IrO4 investigated by Raman spectroscopy
A. Seo*, P. P. Stavropoulos, H.-H. Kim, K. Fürsich, M. Souri, J. G. Connell, H. Gretarsson, M. Minola, H. Y. Kee, B. Keimer
Phys. Rev. B 100, 165106 (2019). [doi] [arXiv]

Physical Review B Editor's Suggestion Optical characteristics of charge carrier transfer across interfaces between YBa2Cu3O6+δ and La0.7Ca0.3MnO3
A. Seo*, A. V. Boris, G. Cristiani, H.-U. Habermeier, B. Keimer
Phys. Rev. B 99, 064501 (2019). [doi] [arXiv]

2018

Physical Review B Unconventional anomalous Hall effect from antiferromagnetic domain walls of Nd2Ir2O7 thin film
W. J. Kim, J. H. Gruenewald, T. Oh, S. Cheon, B. Kim, O. B. Korneta, H. Cho, D. Lee, Y. Kim, M. Kim, J.-G. Park, B.-J. Yang, A. Seo, T. W. Noh*
Phys. Rev. B 98, 125103 (2018). [doi] [arXiv]

Physical Review Materials Electronic and optical properties of La-doped Sr3Ir2O7 epitaxial thin-films
M. Souri, J. Terzic, J. M. Johnson, J. G. Connell, J. H. Gruenewald, J. Thompson, J. W. Brill, J. Hwang, G. Cao, A. Seo*
Phys. Rev. Materials 2, 024803 (2018). [doi] [arXiv]

2017

Journal of Physical Chemistry C Stretching epitaxial La0.6Sr0.4CoO3-δ for fast oxygen reduction
D. Lee, R. Jacobs, Y. S. Jee, A. Seo, C. H. Sohn, A. Ievlev, O. Ovchinnikova, K. Huang, D. Morgan, H. N. Lee*
J. Phys. Chem. C 121, 25651 (2017). [doi]

Physical Review B Optical signatures of spin-orbit exciton in bandwidth controlled Sr2IrO4 epitaxial films via high-concentration Ca and Ba doping
M. Souri, B. H. Kim, J. H. Gruenewald, J. G. Connell, J. Thompson, J. Nichols, J. Terzic, B. I. Min, J. W. Brill, G. Cao, A. Seo*
Phys. Rev. B 95, 235125 (2017). [doi] [arXiv]

Advanced Materials Engineering 1D quantum-stripes from superlattices of 2D layered materials
J. H. Gruenewald, J. Kim, H. S. Kim, J. M. Johnson, J. Hwang, M. Souri, J. Terzic, S. H. Chang, A. Said, J. W. Brill, G. Cao, H. Y. Kee, A. Seo*
Adv. Mater. 29, 163798 (2017). [doi] [arXiv]

2016

Chemistry of Materials Solid-liquid-vapor synthesis of negative metal oxide nanowire arrays
L. Yu, S. Wang, A. Sundararajan, A. J. Riddle, J. Thompson, M. E. Park, A. Seo, B. S. Guiton*
Chem. Mater. 28, 8924 (2016). [doi]

Applied Physics Letters Selective growth of epitaxial Sr2IrO4 by controlling plume dimensions in pulsed laser deposition
A. Seo*, J. Nichols, J. Hwang, J. Terzic, J. H. Gruenewald, M. Souri, J. Thompson, J. G. Connell, G. Cao 
Appl. Phys. Lett. 109, 201901 (2016). [doi] [arXiv]

Applied Physics Letters Enhanced metallic properties of SrRuO3 thin-film electrodes via kinetically controlled laser ablation
J. Thompson, J. Nichols, S. Lee, S. Ryee, J. H. Gruenewald, J. G. Connell, M. Souri, J. M. Johnson, J. Hwang, M. J. Han, H. N. Lee, D.-W. Kim, A. Seo*
Appl. Phys. Lett. 109, 161902 (2016). [doi] [arXiv]

Scientific Reports Large linear magnetoresistance in heavily-doped Nb:SrTiO3 epitaxial thin films
H. Jin, K. Lee, S.-H. Baek, J.-S. Kim, B.-K. Cheong, B. H. Park, S. Yoon, B. J. Suh, C. Kim, A. Seo, S. Lee*
Sci. Rep. 6, 34295 (2016). [doi]

Scientific Reports Investigations of metastable Ca2IrO4 epitaxial thin-films: systematic comparison with Sr2IrO4 and Ba2IrO4
M. Souri, J. H. Gruenewald, J. Terzic, J. W. Brill, G. Cao, A. Seo*
Sci. Rep. 6, 25967 (2016). [doi] [arXiv]

Scientific Reports Conducting LaAlO3/SrTiO3 heterointerfaces on atomically flat substrates prepared by deionized-water
J. G. Connell, J. Nichols, J. H. Gruenewald, D.-W. Kim, A. Seo*
Sci. Rep. 6, 23621 (2016). [doi] [arXiv]

Nanotechnology Domain wall conductivity in semiconducting hexagonal ferroelectric TbMnO3 thin films
D. J. Kim, J. G. Connell, A. Seo, A. Gruverman*
Nanotechnology 27, 155705 (2016). [doi] [arXiv]

Scientific Reports Growth control of oxygen stoichiometry in homoepitaxial SrTiO3 films by pulsed laser epitaxy in high vacuum
H. N. Lee*, A. Seo, W. S. Choi, C. M. Rouleau
Sci. Rep. 6, 19941 (2016). [doi] [arXiv]

2015

APL Materials Electronic structure and insulating gap in epitaxial VO2 polymorphs
S. Lee, T. Meyer, C. H. Sohn, D. Lee, J. Nichols, D. Lee, A. Seo, J. W. Freeland, T. W. Noh, H. N. Lee*
APL Mat. 3, 126109 (2015). [doi]

Microscopy and Microanalysis Identifying atomic reconstruction at complex oxide interfaces using quantitative STEM
J. M. Johnson, J. Thompson, A. Seo, J. Hwang*
Microsc. Microanal. 21, 1237 (2015). [doi]

 Chap. 12, Optoelectronics: optical properties and electronic structures of complex metal oxides
W. S. Choi, A. Seo, H. N. Lee
Epitaxial Growth of Complex Metal Oxides (Editors: G. Koster, M. Huijben, G. Rijnders) pp.331-361 (Elsevier, ISBN 978-1-78242-245-7, ISBN 978-1-78242-255-6). [link]

Applied Physics Letters Room temperature optical anisotropy of a LaMnO3 thin-film induced by ultra-short pulse laser
P. Munkhbaatar, Z. Marton, B. Tsermaa, W. S. Choi, A. Seo, J. S. Kim, N. Nakagawa, H. Y. Hwang, H. N. Lee, K. Myung-Whun*
Appl. Phys. Lett. 106, 092907 (2015). [doi]

2014

Journal of Materials Research Invited Feature Papaer Compressive strain-induced metal-insulator transition in orthorhombic SrIrO3 thin films
J. H. Gruenewald, J. Nichols, J. Terzic, G. Cao, J. W. Brill, A. Seo*
J. Mater. Res. 29, 2491 (2014). [doi]

Advanced Materials Room-temperature ferroelectricity in hexagonal TbMnO3 thin films
D. J. Kim*, T. R. Paudel, H. Lu, J. D. Burton, J. G. Connell, E. Y. Tsymbal, A. Seo, A. Gruverman*
Adv. Mater. 26, 7660 (2014). [doi]

Applied Physics Letters Alleviating polarity-conflict at the heterointerfaces of KTaO3/GdScO3 polar complex-oxides
J. Thompson, J. Hwang, J. Nichols, J. G. Connell, S. Stemmer, A. Seo*
Appl. Phys. Lett. 105, 102901 (2014). [doi] [arXiv]

Scientific Reports Transparent conducting oxides: A delta-doped superlattice approach
V. R. Cooper, A. Seo, S. Lee, J. S. Kim, W. S. Choi, S. Okamoto, H. N. Lee*
Sci. Rep. 4, 6021 (2014). [doi]

Physical Review Letters Tuning magnetic coupling in Sr2IrO4 thin films with epitaxial strain
A. Lupascu, J. P. Clancy, H. Gretarsson, Z. Nie, J. Nichols, J. Terzic, G. Cao, A. Seo, Z. Islam, M. H. Upton, J. Kim, D. Casa, T. Gog, A. H. Said, V. M. Katukuri, H. Stoll, L. Hozoi, J. van den Brink, Y.-J. Kim*
Phys. Rev. Lett. 112, 147201 (2014). [doi] [arXiv]

Applied Physics Letters Epitaxial Ba2IrO4 thin-films grown on SrTiO3 substrates by pulsed laser deposition
J. Nichols, O. B. Korneta, J. Terzic, G. Cao, J. W. Brill, A. Seo*
Appl. Phys. Lett. 104, 121913 (2014). [doi] [arXiv]

APL Materials Octahedral rotations in strained LaAlO3/SrTiO3 (001) heterostructures
T. T. Fister, H. Zhou, Z. Luo, A. Seo, S. O. Hruszkewycz, D. L. Proffit, J. A. Eastman, P. H. Fuoss, P. M. Baldo, H. N. Lee, D. D. Fong*
APL Mat. 2, 021102 (2014). [doi]

2013

Applied Physics Letters Anisotropic electronic properties of a-axis-oriented Sr2IrO4 epitaxial thin-films
J. Nichols, O. B. Korneta, J. Terzic, L. E. De Long, G. Cao, J. W. Brill, A. Seo*
Appl. Phys. Lett. 103, 131910 (2013). [doi] [arXiv]

Physical Review Letters Reversal of the lattice structure of SrCoOx epitaxial thin films using real-time optical spectroscopy and first-principles calculations
W. S. Choi, H. Jeen, J. H. Lee, A. Seo, V. R. Cooper, K. M. Rabe, H. N. Lee*
Phys. Rev. Lett. 111, 097401 (2013). [doi] [arXiv]

Applied Physics Letters Tuning electronic structure via epitaxial strain in Sr2IrO4 thin films
J. Nichols, J. Terzic, E. G. Bittle, O. B. Korneta, L. E. De Long, J. W. Brill, G. Cao, A. Seo*
Appl. Phys. Lett. 102, 141908 (2013). [doi] [arXiv] 

Review of Scientific Instruments Pulsed laser deposition with simultaneous in situ real-time monitoring of optical spectroscopic ellipsometry and reflection high-energy electron diffraction
J. H. Gruenewald, J. Nichols, A. Seo*
Rev. Sci. Instrum. 84, 043902 (2013). [doi] [arXiv]

Physical Review Letters Oxygen vacancy-induced orbital reconstruction of Ti ions at the interface of LaAlO3/SrTiO3 heterostructures: A resonant soft x-ray scattering study
J. Park, B.-G. Cho, K. D. Kim, J. Koo, H. Jang, K.-T. Ko, J.-H. Park, K.-B. Lee*, J.-Y. Kim, D. R. Lee, C. A. Burns, A. Seo, H. N. Lee
Phys. Rev. Lett. 110, 017401 (2013). [doi]

2012

Applied Physics Letters Preparation of atomically-flat SrTiO3 surfaces using a deionized-water leaching and thermal annealing procedure
J. G. Connell, B. J. Isaac, G. B. Ekanayake, D. R. Strachan, A. Seo*
Appl. Phys. Lett. 101, 251607 (2012). [doi] [arXiv]

Advanced Materials Atomic layer engineering of perovskite oxides for chemically sharp heterointerfaces
W. S. Choi, C. M. Rouleau, A. Seo, Z. Luo, H. Zhou, T. T. Fister, J. A. Eastman, P. H. Fuoss, D. D. Fong, J. Z. Tischler, G. Eres, M. F. Chisholm, H. N. Lee*
Adv. Mater. 24, 6423 (2012). [doi] [arXiv]

2011

Physical Review B Charge states and magnetic ordering in LaMnO3/SrTiO3 superlattices
W. S. Choi, D. W. Jeong, A. Seo, Y. S. Lee, T. H. Kim, S. Y. Jang, H. N. Lee, K. Myung-Whun*
Phys. Rev. B 83, 195113 (2011). [doi] [arXiv]

Journal of the Korean Physical Society LaMnO3 thin films grown by using pulsed laser deposition and their simple recovery to a stoichiometric phase by annealing
W. S. Choi, D. W. Jeong, S. Y. Jang, Z. Marton, A. Seo, H. N. Lee, Y. S. Lee*
J. Kor. Phys. Soc. 58, 569 (2011). [doi]

2003 - 2010

Physical Review B Nonlinear Hall effect and multichannel conduction in LaTiO3/SrTiO3 superlattices
J. S. Kim, A. Seo, M. F. Chisholm, R. K. Kremer, H.-U. Habermeier, B. Keimer, H. N. Lee*
Phys. Rev. B 82, 201407(R) (2010). [doi] [arXiv]

Physical Review B Optical properties of ferroelectric Bi4Ti3O12
D. J. Singh*, A. Seo, H. N. Lee
Phys. Rev. B 82, 180103(R) (2010). [doi]

Journal of Crystal Growth Growth control of stoichiometry in LaMnO3 epitaxial thin films by pulsed laser deposition
Z. Marton, A. Seo, T. Egami, H. N. Lee*
J. Crys. Growth 312, 2923 (2010). [doi]

Physical Review B Electronic structure and anomalous band-edge absorption feature in multiferroic MnWO4: An optical spectroscopic study
W. S. Choi, K. Taniguchi, S. J. Moon, A. Seo, T. Arima, H. Hoang, I.-S. Yang, T. W. Noh, Y. S. Lee*
Phys. Rev. B 81, 205111 (2010). [doi] [arXiv]

Applied Physics Letters ZnO-ZnTe nanocone heterojunctions
S. H. Lee, X.-G. Zhang, B. Smith, A. Seo, Z. W. Bell, J. Xu*
Appl. Phys. Lett. 96, 193116 (2010). [doi]

Physical Review Letters Two-dimensional confinement of 3d1 electrons in LaTiO3/LaAlO3 multilayers
A. Seo*, M. J. Han, G. W. J. Hassink, W. S. Choi, S. J. Moon, J. S. Kim, T. Susaki, Y. S. Lee, J. Yu, C. Bernhard, H. Y. Hwang, G. Rijnders, D. H. A. Blank, B. Keimer, T. W. Noh*
Phys. Rev. Lett. 104, 036401 (2010). [doi] [arXiv]

Applied Physics Letters Multiple conducting carriers generated in LaAlO3/SrTiO3 heterostructures
A. Seo*, Z. Marton, W. S. Choi, G. W. J. Hassink, D. H. A. Blank, H. Y. Hwang, T. W. Noh, T. Egami, H. N. Lee*
Appl. Phys. Lett. 95, 082107 (2009). [doi]

Applied Physics Letters Strain-coupled ferroelectric polarization in BaTiO3-CaTiO3 superlattices
A. Seo, H. N. Lee*
Appl. Phys. Lett. 94, 232904 (2009). [doi]

Physical Review B Temperature-dependent electronic structure evolution of the Jeff=1/2 Mott insulator Sr2IrO4 by optical spectroscopy
S. J. Moon, H. Jin, W. S. Choi, J. S. Lee, A. Seo, J. Yu, G. Cao, T. W. Noh, Y. S. Lee*
Phys. Rev. B 80, 195110 (2009). [doi]

Journal of Physics D: Applied Physics Effects of oxygen-reducing atmosphere annealing on LaMnO3 epitaxial thin films
W. S. Choi, Z. Marton, S. Y. Jang, S. J. Moon, B. C. Jeon, J. H. Shin, A. Seo, T. W. Noh, K. Myung-Whun, H. N. Lee, Y. S. Lee*
J. Phys. D: Appl. Phys. 42, 165401 (2009). [doi]

Physical Review Letters Signatures of electronic correlations in optical properties of LaFeAsO1-xFx
A. V. Boris*, N. N. Kovaleva, A. Seo, J. S. Kim, P. Popovich, Y. Matiks, R. K. Kremer, B. Keimer
Phys. Rev. Lett. 102, 027001 (2009). [doi]

Physical Review B Optical spectroscopic investigation on the coupling of electronic and magnetic structure in multiferroic hexagonal RMnO3 (R=Gd, Tb, Dy, and Ho) thin films
W. S. Choi, S. J. Moon, A. Seo, D. Lee, J. H. Lee, P. Murugavel, T. W. Noh, Y. S. Lee*
Phys. Rev. B 78, 054440 (2008). [doi]

Physical Review B Electronic structures of hexagonal RMnO3 (R= Gd, Tb, Dy, and Ho) thin films: Optical spectroscopy and first-principles calculations
W. S. Choi, D. G. Kim, A. Seo, S. J. Moon, D. Lee, J. H. Lee, H. S. Lee, D.-Y. Cho, Y. S. Lee, P. Murugavel, J. Yu, T. W. Noh*
Phys. Rev. B 77, 045137 (2008). [doi]

Journal of the Korean Physical Society Optical characterization of doped SrTiO3 over wide photon energy range
S. J. Kim, A. Seo, S. J. Moon, W. S. Choi, N. H. Hur, Y. K. Seo, Y. S. Lee*
J. Kor. Phys. Soc. 51, S161 (2007). [doi]

Physical Review Letters Optical study of the free-carrier response of LaTiO3/SrTiO3 superlattices
A. Seo, W. S. Choi, H. N. Lee, K. W. Kim, L. Yu, C. Bernhard, T. W. Noh*
Phys. Rev. Lett. 99, 266801 (2007). [doi]

Advanced Materials Ferroelectricity in artificial bicolor oxide superlattices
A. Seo, J. H. Lee, H. N. Lee, M. F. Chisholm, W. S. Choi, D. J. Kim, J. Y. Jo, H. Kim, J. Yu, T. W. Noh*
Adv. Mater. 19, 2460 (2007). [doi]

Physical Review B Dielectric constants of Ir, Ru, Pt, and IrO2: Contributions from bound charges
W. S. Choi, A. Seo, K. W. Kim, T. W. Noh*, M. Y. Kim, S. Shin
Phys. Rev. B 74, 205117 (2006). [doi]

Applied Physics Letters Evidence of metallic clustering in annealed Ga1-xMnxAs from atypical scaling behavior of the anomalous Hall coefficient
H. K. Choi, Y. S. Kim, A. Seo, I. T. Jeong, W. O. Lee, Y. S. Oh, K. H. Kim, J. C. Woo, T. W. Noh, Z. G. Khim, Y. D. Park*, S. H. Chun
Appl. Phys. Lett. 89, 102503 (2006). [doi]

Applied Physics Letters Epitaxial growth and the magnetic properties of orthorhombic YTiO3 thin films
S. C. Chae, Y. J. Chang, A. Seo, T. W. Noh*, D. W. Kim, C. U. Jung
Appl. Phys. Lett. 89, 182512 (2006). [doi]

Applied Spectroscopy Temperature-dependent Raman spectroscopic study of the nematic liquid crystal 4-n-pentyl-4'-cyanobiphenyl
D. S. Kang, K. S. Kwon, S. I. Kim, M. S. Gong, A. Seo, T. W. Noh, S. W. Joo*
Appl. Spectrosc. 59, 1136 (2005). [doi]

Thin Solid Films Infrared spectroscopy of CaTiO3, SrTiO3, BaTiO3, Ba0.5Sr0.5TiO3 thin films, and (BaTiO3)5/(SrTiO3)5 superlattice grown on SrRuO3/SrTiO3(001) substrates
A. Seo, H. N. Lee, T. W. Noh*
Thin Solid Films 486, 94 (2005). [doi]

Journal of Applied Physics Nondestructive spectroscopic method to detect MnAs metallic nanocrystals in annealed GaAs:Mn
A. Seo, T. W. Noh*, Y. W. Kim, J. D. Lim, Y. D. Park, Y. S. Kim, Z. G. Khim, H. C. Jeon, T. W. Kang, S. J. Pearton
J. Appl. Phys. 95, 8172 (2004). [doi]

Applied Physics Letters Observation of sphere resonance peak in ferromagnetic GaN:Mn
A. Seo, M. W. Kim, Y. S. Lee, T. W. Noh*, Y. D. Park, G. T. Thaler, M. E. Overberg, C. R. Abernathy, S. J. Pearton
Appl. Phys. Lett. 82, 4749 (2003). [doi]

Solid State Communications Optical investigations of polycrystalline Mg1-xB2 near metal-insulator transition
J. H. Jung, A. Seo, T. W. Noh*, P. A. Sharma, N. Hur, S. W. Cheong
Solid State Commun. 126, 175 (2003). [doi]