国際会議

@misc{nokey,

title = {Thin Film Growth and Device Fabrication of Iron-Based Layered Materials: High-Performance Superconducting Films and Electric Double-Layer Transistors},

author = {Hidenori Hiramatsu and Hikaru Sato and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2014},

date = {2014-11-25},

urldate = {2014-11-25},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Field-induced hydrogenation of VO_{2} thin film transistor for modulation of metal-insulator transition and thermopower},

author = {Takayoshi Katase and Kenji Endo and Hiromichi Ohta},

year  = {2014},

date = {2014-09-28},

urldate = {2014-09-28},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Excitation laser dependence and control factor for crystallinity of cobalt-doped BaFe_{2}As_{2} epitaxial films by pulsed laser deposition},

author = {Hidenori Hiramatsu and Hikaru Sato and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2014},

date = {2014-08-10},

urldate = {2014-08-10},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Epitaxial film growth of ferromagnetic semiconductor Sr_{4-x}A_{x}Co_{4}O_{10+δ} (A = Y, Er) by pulsed laser deposition},

author = {Takayoshi Katase and Yuki Suzuki and Michihiko Yamanouchi and Hidefumi Takahashi and Ryuji Okazaki and Ichiro Terasaki and Hiromichi Ohta},

year  = {2014},

date = {2014-08-01},

urldate = {2014-08-01},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Electric-field induced hydrogenation of VO_{2} thin film transistor for modulation of metal-insulator phase transition},

author = {Kenji Endo and Takayoshi Katase and Hiromichi Ohta},

year  = {2014},

date = {2014-08-01},

urldate = {2014-08-01},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Metal-insulator transition and thermopower modulation of VO_{2} thin film by electric-field induced hydrogenation},

author = {Takayoshi Katase and Kenji Endo and Hiromichi Ohta},

year  = {2014},

date = {2014-07-13},

urldate = {2014-07-13},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Electric-field induced hydrogenation of VO_{2} thin films; toward the modulation of metal-insulator transition and thermopower},

author = {Takayoshi Katase and Kenji Endo and Hiromichi Ohta},

year  = {2014},

date = {2014-06-25},

urldate = {2014-06-25},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Heteroepitaxial Growth of Superconducting Ba(Fe,Co)_{2}As_{2} Thin Films by Pulsed Laser Deposition Using Four Different Laser Wavelengths},

author = {Hidenori Hiramatsu and Hikaru Sato and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2014},

date = {2014-06-25},

urldate = {2014-06-25},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Superconductivity of indirectly electron-doped and isovalent-doped 122-type epitaxial films},

author = {Hidenori Hiramatsu and Hikaru Sato and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2014},

date = {2014-06-22},

urldate = {2014-06-22},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {External pressure effects and critical current density of 122-type iron-pnictide thin films},

author = {Hidenori Hiramatsu and Hikaru Sato and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2014},

date = {2014-01-22},

urldate = {2014-01-22},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Non-equilibrium impurity doping and critical current density of 122-type iron-pnictide superconductors},

author = {Hidenori Hiramatsu and Hikaru Sato and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2013},

date = {2013-12-16},

urldate = {2013-12-16},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Metastable La doping and superconductivity in iron-pnictide BaFe_{2}As_{2} epitaxial films},

author = {Takayoshi Katase and Hidenori Hiramatsu and Toshio Kamiya and Hiromichi Ohta},

year  = {2013},

date = {2013-12-11},

urldate = {2013-12-11},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Unusual pressure effects on the superconductivity of 122-type (Ba_{1-x}La_{x})Fe_{2}As_{2} epitaxial films},

author = {Hidenori Hiramatsu and Takayoshi Katase and Hikaru Sato and Toshio Kamiya and Hideo Hosono},

year  = {2013},

date = {2013-11-21},

urldate = {2013-11-21},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Pressure effects on superconducting properties of 122-type iron pnictide epitaxial films on several substrates},

author = {Hikaru Sato and Takayoshi Katase and Hidenori Hiramatsu and Toshio Kamiya and Hideo Hosono},

year  = {2013},

date = {2013-11-18},

urldate = {2013-11-18},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Enhancement of critical temperature up to 30 K of (Ba_{1-x}La_{x})Fe_{2}As_{2} epitaxial films by high pressures},

author = {Hidenori Hiramatsu and Takayoshi Katase and Hikaru Sato and Toshio Kamiya and Hideo Hosono},

year  = {2013},

date = {2013-07-14},

urldate = {2013-07-14},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Thin Film Growth and Superconducting Properties of KFe_{2}As_{2}},

author = {Shogo Matsuda and Hikaru Sato and Takayoshi Katase and Hidenori Hiramatsu and Toshio Kamiya and Hideo Hosono},

year  = {2013},

date = {2013-06-19},

urldate = {2013-06-19},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Effects of External Pressure on Superconducting Properties of (Ba_{1-x}La_{x})Fe_{2}As_{2} Epitaxial Films},

author = {Hidenori Hiramatsu and Takayoshi Katase and Hikaru Sato and Toshio Kamiya and Hideo Hosono},

year  = {2013},

date = {2013-06-19},

urldate = {2013-06-19},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Thin film growth and vortex pinning of 122-type iron-pnictide superconductors},

author = {Hidenori Hiramatsu and Hikaru Sato and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2013},

date = {2013-01-07},

urldate = {2013-01-07},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Influence of artificial and natural pinning centers in different 122 iron arsenide superconductors},

author = {B. Maiorov and I. Usov and T. Katase and N. Haberkorn and H. Hiramatsu and M. Weigand and H. Hosono and L. Civale},

year  = {2012},

date = {2012-10-07},

urldate = {2012-10-07},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Scaling of Mixed-State Hall Effect in Optimally Cobalt-Doped BaFe_{2}As_{2} Epitaxial Films},

author = {Hikaru Sato and Takayoshi Katase and Wang Kang and Hidenori Hiramatsu and Toshio Kamiya and Hideo Hosono},

year  = {2012},

date = {2012-10-07},

urldate = {2012-10-07},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Film growth of metastable rare-earth doped AeFe_{2}As_{2} (Ae = Sr and Ba) and their superconducting properties},

author = {Hidenori Hiramatsu and Takayoshi Katase and Toshio Kamiya and Hideo Hosono},

year  = {2012},

date = {2012-10-07},

urldate = {2012-10-07},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Epitaxial growth and transport properties of 122-type iron-pnictide films},

author = {Hidenori Hiramatsu and Takayoshi Katase and Hikaru Sato and Won Nam Kang and Toshio Kamiya and Hideo Hosono},

year  = {2012},

date = {2012-09-23},

urldate = {2012-09-23},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {THz Conductivity Measurements of Co-doped and La-doped BaFe_{2}As_{2} Thin Films},

author = {Fuyuki Nabeshima and Daisuke Nakamura and Yoshinori Imai and Takayoshi Katase and Hidenori Hiramatsu and Hideo Hosono and Atsutaka Maeda},

year  = {2012},

date = {2012-07-29},

urldate = {2012-07-29},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Metastable Rare-Earth (La and Ce) Doping and Superconductivity in BaFe_{2}As_{2} Epitaxial Films},

author = {Hidenori Hiramatsu and Takayoshi Katase and Soshi Iimura and Toshio Kamiya and Hideo Hosono},

year  = {2012},

date = {2012-06-26},

urldate = {2012-06-26},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Thin film growth and device fabrication of iron-based superconductor, BaFe_{2}As_{2}},

author = {Hidenori Hiramatsu and Takayoshi Katase and Yoshihiro Ishimaru and Akira Tsukamoto and Toshio Kamiya and Keiichi Tanabe and and Hideo Hosono},

year  = {2012},

date = {2012-04-16},

urldate = {2012-04-16},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Bicrystal grain boundary junction of Fe-based superconductor Co-doped BaFe_{2}As_{2}},

author = {Takayoshi Katase and Hidenori Hiramatsu and Yoshihiro Ishimaru and Akira Tsukamoto and Chris Sheehan and Vladimir Matias and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-10-27},

urldate = {2011-10-27},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Grain boundary transport properties and high Jc films on metal substrates of BaFe_{2}As_{2}:Co},

author = {Hidenori Hiramatsu and Takayoshi Katase and Chris Sheehan and Vladimir Matias and Yoshihiro Ishimaru and Akira Tsukamoto and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-09-18},

urldate = {2011-09-18},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {THz conductivity measurements of Ba(Fe_{1-x}Co_{x})_{2}As_{2} and FeSe_{1-x}Te_{x} films},

author = {Yoshinori Imai and Daisuke Nakamura and Fuyuki Nabeshima and Takayoshi Katase and Hidenori Hiramatsu and Masashi Hanawa and Ichiro Tsukada and Hideo Hosono and Atsutaka Maeda},

year  = {2011},

date = {2011-08-10},

urldate = {2011-08-10},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Iron Pnictide Films on Metal Tape Substrates with High Critical Current Density},

author = {Hidenori Hiramatsu and Takayoshi Katase and Chris Sheehan and Vladimir Matias and Yoshihiro Ishimaru and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-08-04},

urldate = {2011-08-04},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {THZ Conductivity of Ba(Fe_{1-X}Co_{X})_{2}As_{2} Thin Films},

author = {Yoshinori Imai and Fuyuki Nabeshima and Daisuke Nakamura and Takayoshi Katase and Hidenori Hiramatsu and Hideo Hosono and Atsutaka Maeda},

year  = {2011},

date = {2011-08-04},

urldate = {2011-08-04},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Josephson junction with Fe-based superconductor Co doped BaFe_{2}As_{2} epitaxial film},

author = {Takayoshi Katase and Yoshihiro Ishimaru and Akira Tsukamoto and Hidenori Hiramatsu and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-08-01},

urldate = {2011-08-01},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Critical Current Density across Bicrystal Grain Boundary in Fe-based Superconductor Cobalt-Doped BaFe>sub>2}As_{2}},

author = {Hidenori Hiramatsu and Takayoshi Katase and Yoshihiro Ishimaru and Akira Tsukamoto and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-06-22},

urldate = {2011-06-22},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Thin film growth and device fabrication of iron pnictide superconductors},

author = {Takayoshi Katase and Hidenori Hiramatsu and Yoshihiro Ishimaru and Akira Tsukamoto and Chris Sheehan and Vladimir Matias and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-05-02},

urldate = {2011-05-02},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Robust grain boundary nature in iron pnictide Superconductors},

author = {Takayoshi Katase and Hidenori Hiramatsu and Yoshihiro Ishimaru and Akira Tsukamoto and Chris Sheehan and Vladimir Matias and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-04-25},

urldate = {2011-04-25},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Critical currents and grain boundaries in iron pnictide epitaxial films},

author = {Hidenori Hiramatsu and Takayoshi Katase and Keiichi Tanabe and Hideo Hosono},

year  = {2011},

date = {2011-04-21},

urldate = {2011-04-21},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Angular dependence of the critical current and vortex phase diagram in Co-doped BaFe_{2}As_{2} films with strong pinning},

author = {Boris Maiorov and Takayoshi Katase and Hidenori Hiramatsu and Hideo Hosono and Leonardo Civale},

year  = {2011},

date = {2011-03-21},

urldate = {2011-03-21},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Doping dependence of Ba(Fe_{1-x}Co_{x})_{2}As_{2} thin films by the THz conductivity measurement},

author = {Daisuke Nakamura and Fuyuki Nabeshima and Yoshinori Imai and Atsutaka Maeda and Takayoshi Katase and Hidenori Hiramatsu and Hideo Hosono},

year  = {2011},

date = {2011-03-21},

urldate = {2011-03-21},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {THz conductivity of underdoped and optimally-doped Ba(Fe_{1-x}Co_{x})_{2}As_{2} thin films},

author = {Atsutaka Maeda and Daisuke Nakamura and Fuyuki Nabeshima and Yoshinori Imai and Takayoshi Katase and Hidenori Hiramatsu and Hideo Hosono},

year  = {2011},

date = {2011-03-06},

urldate = {2011-03-06},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {High Critical Angle of Strong Link – Weak Link Transition in Co-Doped BaFe_{2}As_{2}},

author = {Hidenori Hiramatsu and Takayoshi Katase and Toshio Kamiya and Hideo Hosono and Yoshihiro Ishimaru and Akira Tsukamoto and Keiichi Tanabe},

year  = {2011},

date = {2011-03-06},

urldate = {2011-03-06},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Combination of strong natural and artificial pinning centers in Co-doped BaFe_{2}As_{2} films},

author = {Boris Maiorov and T. Katase and M. Weigand and I. Usov and N. Haberkorn and H. Hiramatsu and H. Hosono and and L. Civale},

year  = {2011},

date = {2011-02-27},

urldate = {2011-02-27},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Teraheltz conductivity measurement of thin films of Co-doped BaFe_{2}As_{2} and FeSe_{1-x}Te_{x}},

author = {D. Nakamura and T. Akiike and H. Takahashi and F. Nabeshima and Y. Imai and A. Maeda and T. Katase and H. Hiramatsu and H. Hosono and S. Komiya and I. Tsukada},

year  = {2010},

date = {2010-11-01},

urldate = {2010-11-01},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Characterization of epitaxial Co-doped BaFe_{2}As_{2} thin films},

author = {S. Mohan and T. Taen and H. Yagyuda and Y. Nakajima and T. Tamegai and T. Katase and H. Hiramatsu and H. Hosono},

year  = {2010},

date = {2010-11-01},

urldate = {2010-11-01},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Grain boundary properties of iron-pnictide superconductor, cobalt-doped BaFe_{2}As_{2}},

author = {Takayoshi Katase and Hidenori Hiramatsu and Yoshihiro Ishimaru and Akira Tsukamoto and Chris Sheehan and Vladimir Matias and Toshio Kamiya and Keiichi Tanabe and Hideo Hosono},

year  = {2010},

date = {2010-11-01},

urldate = {2010-11-01},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {High critical currents and upper critical fields in multiband low-anisotropy pnictide thin films up to 65T},

author = {B. Maiorov and S. A. Baily and Y. Kohama and F. F. Balakirev and L. Civale and T. Katase and H. Hiramatsu and H. Hosono and P. Mele and K. Matsumoto},

year  = {2010},

date = {2010-10-17},

urldate = {2010-10-17},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {High critical currents and strong pinning in low anisotropy BaCo_{x}Fe_{2-x}As_{2} thin films due to naturally grown correlated defects},

author = {B. Maiorov and T. Katase and H. Hiramatsu and L. Civale and S. A. Baily and T. G. Holesinger and H. Hosono},

year  = {2010},

date = {2010-08-01},

urldate = {2010-08-01},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Chemical stability of AeCuFCh and AeFe_{2}As_{2} (Ae = Mg–Ba, Eu; Ch = S, Se) studied by first-principles calculations},

author = {Toshio Kamiya and Takayoshi Katase and Hidenori Hiramatsu and Hideo Hosono},

year  = {2010},

date = {2010-06-21},

urldate = {2010-06-21},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Chemical Stability of Co-doped AEFe_{2}As_{2} (AE = Ba and Sr) Epitaxial Thin Films and Improvement of Crystalline Qualities and Superconducting Properties},

author = {Takayoshi Katase and Hidenori Hiramatsu and Toshio Kamiya and Hideo Hosono},

year  = {2010},

date = {2010-04-05},

urldate = {2010-04-05},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {THz conductivity of BaCo_{0.2}Fe_{1.8}As_{2} and Fe(Se,Te) superconductor},

author = {Atsutaka Maeda and Daisuke Nakamura and Takayoshi Katase and Hidenori Hiramatsu and Hideo Hosono and Yoshinori Imai and T. Akiike and R. Tanaka and Ichiro Tsukada},

year  = {2010},

date = {2010-03-15},

urldate = {2010-03-15},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Heteroepitaxial thin film growth of layered iron-based pnictide superconductors and their electrical properties},

author = {Hidenori Hiramatsu and Takayoshi Katase and Toshio Kamiya and Masahiro Hirano and Hideo Hosono},

year  = {2009},

date = {2009-12-14},

urldate = {2009-12-14},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}

@misc{nokey,

title = {Atomic and electronic structures of ScAlMgO_{4} and over-grown GaN epitaxial film},

author = {Takayoshi Katase and Kenji Nomura and Hiroshi Yanagi and Hiromichi Ohta and Toshio Kamiya and Masahiro Hirano and Hideo Hosono},

year  = {2009},

date = {2009-06-16},

urldate = {2009-06-16},

keywords = {},

pubstate = {published},

tppubtype = {presentation}

}