Research Output 2003 2016

  • 343 Citations
  • 11 h-Index
  • 68 Conference contribution
  • 44 Article
  • 1 Chapter
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Article
2015

Erratum: Surface metallic states in ultrathin Bi(001) films studied with terahertz time-domain spectroscopy (Applied Physics Letters (2012) 100 (251605))

Yokota, K., Takeda, J., Dang, C., Han, G., McCarthy, D. N., Nagao, T., Hishita, S., Kitajima, M. & Katayama, I. 2015 Aug 3 In : Applied Physics Letters. 107, 5, 059903

Research output: Contribution to journalArticle

2 Citations

Real-time observation of phonon-polariton dynamics in ferroelectric LiNbO<inf>3</inf> in time-frequency space

Ikegaya, Y., Sakaibara, H., Minami, Y., Katayama, I. & Takeda, J. 2015 Aug 10 In : Applied Physics Letters. 107, 6, 062901

Research output: Contribution to journalArticle

Ferroelectric materials
Mirrors
Stimulated Raman scattering
Time delay
Damping
1 Citations

Terahertz dielectric response of photoexcited carriers in Si revealed via single-shot optical-pump and terahertz-probe spectroscopy

Minami, Y., Horiuchi, K., Masuda, K., Takeda, J. & Katayama, I. 2015 Oct 26 In : Applied Physics Letters. 107, 17, 171104

Research output: Contribution to journalArticle

Pumps
Spectroscopy
Dielectric properties
Time delay
Permittivity
8 Citations

Terahertz-field-induced nonlinear electron delocalization in Au nanostructures

Yoshioka, K., Minami, Y., Shudo, K. I., Dao, T. D., Nagao, T., Kitajima, M., Takeda, J. & Katayama, I. 2015 Feb 11 In : Nano Letters. 15, 2, p. 1036-1040 5 p.

Research output: Contribution to journalArticle

Nanostructures
Electric fields
Electrons
Electron tunneling
Opacity

Terahertz-induced acceleration of massive Dirac electrons in semimetal bismuth

Minami, Y., Araki, K., Dao, T. D., Nagao, T., Kitajima, M., Takeda, J. & Katayama, I. 2015 Nov 2 In : Scientific Reports. 5, 15870

Research output: Contribution to journalArticle

Electrons
Fermions
Bismuth
Metalloids
Band structure
7 Citations

2 Sb2 Te 5]]>

Hada, M., Oba, W., Kuwahara, M., Katayama, I., Saiki, T., Takeda, J. & Nakamura, K. G. 2015 Aug 28 In : Scientific Reports. 5, 13530

Research output: Contribution to journalArticle

Amorphization
Phase transitions
Electron diffraction
Glass
Photoexcitation
2014
5 Citations

Broadband pump-probe imaging spectroscopy applicable to ultrafast single-shot events

Minami, Y., Yamaki, H., Katayama, I. & Takeda, J. 2014 Feb 1 In : Applied Physics Express. 7, 2, 022402

Research output: Contribution to journalArticle

Spectroscopy
Time delay
Mirrors
Pumps
Imaging techniques
1 Citations

Coherent phonon and surface-enhanced Raman scattering dynamics in solids

Takeda, J., Katayama, I., Shudo, K. I. & Kitajima, M. 2014 Jan 1 In : Journal of Luminescence. 152, p. 23-27 5 p.

Research output: Contribution to journalArticle

Raman scattering
Graphite
Surface roughness
Self assembled monolayers
Electric fields
3 Citations
Temperature
Absorption spectra
Phase transitions
Photons
Crystals

Nonlinear electron dynamics of gold ultrathin films induced by intense terahertz waves

Minami, Y., Takeda, J., Dao, T. D., Nagao, T., Kitajima, M. & Katayama, I. 2014 Dec 15 In : Applied Physics Letters. 105, 24, 241107

Research output: Contribution to journalArticle

Electrons
Ultrathin films
Electric fields
Gold
Terahertz spectroscopy

Preface

Shudo, K. I., Katayama, I. & Ohno, S. Y. 2014 Jan 1 In : Springer Series in Optical Sciences. 180

Research output: Contribution to journalArticle

Resonance enhancement of first- and second-order coherent phonons in metallic single-walled carbon nanotubes

Sato, K., Tahara, K., Minami, Y., Katayama, I., Kitajima, M., Kawai, H., Yanagi, K. & Takeda, J. 2014 Dec 29 In : Physical Review B - Condensed Matter and Materials Physics. 90, 23, 235435

Research output: Contribution to journalArticle

Phonons
Single-walled carbon nanotubes (SWCN)
Wavelength
Stimulated Raman scattering
Laser pulses
12 Citations

Ultrafast crystalline-to-amorphous phase transition in Ge 2Sb2Te5 chalcogenide alloy thin film using single-shot imaging spectroscopy

Takeda, J., Oba, W., Minami, Y., Saiki, T. & Katayama, I. 2014 Jan 1 In : Applied Physics Letters. 104, 26, 261903

Research output: Contribution to journalArticle

Amorphization
Phase transitions
Spectroscopy
Crystalline materials
Imaging techniques
2013
4 Citations

Coherent nanoscale optical-phonon wave packet in graphene layers

Katayama, I., Sato, K., Koga, S., Takeda, J., Hishita, S., Fukidome, H., Suemitsu, M. & Kitajima, M. 2013 Dec 4 In : Physical Review B - Condensed Matter and Materials Physics. 88, 24, 245406

Research output: Contribution to journalArticle

Phonons
Graphene
Wave packets
Wavelength
Electron scattering
8 Citations

Electric field detection of phase-locked near-infrared pulses using photoconductive antenna

Katayama, I., Akai, R., Bito, M., Matsubara, E. & Ashida, M. 2013 Jul 15 In : Optics Express. 21, 14, p. 16248-16254 7 p.

Research output: Contribution to journalArticle

Antennas
Infrared radiation
Electric fields
Near infrared spectroscopy
Fused silica

Electron-phonon coupling and defect scatterings in Ar+-ion implanted graphite

Katayama, I., Koga, S., Takeda, J., Hishita, S., Fujita, D. & Kitajima, M. 2013 Mar 1 In : Nippon Seramikkusu Kyokai Gakujutsu Ronbunshi/Journal of the Ceramic Society of Japan. 121, 1411, p. 291-294 4 p.

Research output: Contribution to journalArticle

Scattering
Phonons
Graphite
Ions
Defects
18 Citations

Single-shot measurement of a terahertz electric-field waveform using a reflective echelon mirror

Minami, Y., Hayashi, Y., Takeda, J. & Katayama, I. 2013 Jul 29 In : Applied Physics Letters. 103, 5, 051103

Research output: Contribution to journalArticle

Electric fields
Mirrors
Electrooptical effects
Time delay
Signal to noise ratio
2012
2 Citations

Electric field detection of coherent synchrotron radiation in a storage ring generated using laser bunch slicing

Katayama, I., Shimosato, H., Bito, M., Furusawa, K., Adachi, M., Shimada, M., Zen, H., Kimura, S., Yamamoto, N., Hosaka, M., Katoh, M. & Ashida, M. 2012 Mar 12 In : Applied Physics Letters. 100, 11, 111112

Research output: Contribution to journalArticle

Synchrotron radiation
Electric fields
Storage rings
Sampling
Lasers
39 Citations

Ferroelectric soft mode in a SrTiO 3 thin film impulsively driven to the anharmonic regime using intense picosecond terahertz pulses

Katayama, I., Aoki, H., Takeda, J., Shimosato, H., Ashida, M., Kinjo, R., Kawayama, I., Tonouchi, M., Nagai, M. & Tanaka, K. 2012 Feb 28 In : Physical Review Letters. 108, 9, 097401

Research output: Contribution to journalArticle

Ferroelectric materials
Thin films
Phase transitions
Electric fields
6 Citations

Photoluminescence dynamics due to biexcitons and exciton-exciton scattering in the layered-type semiconductor PbI 2

Ando, M., Yazaki, M., Katayama, I., Ichida, H., Wakaiki, S., Kanematsu, Y. & Takeda, J. 2012 Oct 8 In : Physical Review B - Condensed Matter and Materials Physics. 86, 15, 155206

Research output: Contribution to journalArticle

Excitons
Cooling
Phonon scattering
Photoluminescence
Scattering

Photoluminescence dynamics in CuCl thin films under high-dense one- and two-photon excitations

Ando, M., Uozumi, S. I., Katayama, I., Ichimiya, M., Ashida, M. & Takeda, J. 2012 Dec 1 In : Physica Status Solidi (C) Current Topics in Solid State Physics. 9, 12, p. 2493-2496 4 p.

Research output: Contribution to journalArticle

Photons
Photoluminescence
Thin films
Excitons
Laser pulses
17 Citations

Single-shot time-frequency imaging spectroscopy using an echelon mirror

Sakaibara, H., Ikegaya, Y., Katayama, I. & Takeda, J. 2012 Mar 15 In : Optics Letters. 37, 6, p. 1118-1120 3 p.

Research output: Contribution to journalArticle

Mirrors
Ultrashort pulses
Spectroscopy
Imaging techniques
Ferroelectric materials
14 Citations

Surface metallic states in ultrathin Bi(001) films studied with terahertz time-domain spectroscopy

Yokota, K., Takeda, J., Dang, C., Han, G., McCarthy, D. N., Nagao, T., Hishita, S., Kitajima, M. & Katayama, I. 2012 Jun 18 In : Applied Physics Letters. 100, 25, 251605

Research output: Contribution to journalArticle

Damping
Spectroscopy
Carrier concentration
Permittivity
Crystalline materials
2011
5 Citations

Coherent optical phonons in the iron oxypnictide SmFeAsO 1-xFx (x = 0: 075)

Takahashi, H., Kamihara, Y., Koguchi, H., Atou, T., Hosono, H., Katayama, I., Takeda, J., Kitajima, M. & Nakamura, K. G. 2011 Jan 1 In : Journal of the Physical Society of Japan. 80, 1, 013707

Research output: Contribution to journalArticle

Phonons
Iron
Electrooptical effects
Sampling
10 Citations

High-frequency coherent phonons in graphene on silicon

Koga, S., Katayama, I., Abe, S., Fukidome, H., Suemitsu, M., Kitajima, M. & Takeda, J. 2011 Apr 1 In : Applied Physics Express. 4, 4, 045101

Research output: Contribution to journalArticle

Graphene
Phonons
Silicon
Photoexcitation
Relaxation processes
8 Citations

Real-time time-frequency imaging of ultrashort laser pulses using an echelon mirror

Katayama, I., Sakaibara, H. & Takeda, J. 2011 Oct 1 In : Japanese Journal of Applied Physics. 50, 10 PART 1

Research output: Contribution to journalArticle

Mirrors
Ultrashort pulses
Autocorrelation
Imaging techniques
Crystals
23 Citations

Ultrafast dynamics of surface-enhanced Raman scattering due to Au nanostructures

Katayama, I., Koga, S., Shudo, K. I., Takeda, J., Shimada, T., Kubo, A., Hishita, S., Fujita, D. & Kitajima, M. 2011 Jul 13 In : Nano Letters. 11, 7, p. 2648-2654 7 p.

Research output: Contribution to journalArticle

Nanostructures
Raman scattering
Bearings (structural)
Phonons
Nanotechnology
2010

Broadband terahertz spectroscopy and its application to the characterization of thin films

Katayama, I. & Ashida, M. 2010 Aug 9 In : Journal of the Vacuum Society of Japan. 53, 5, p. 301-308 8 p.

Research output: Contribution to journalArticle

Pulsed lasers
Spectroscopy
Antennas
Bandwidth
Thin films

Corrigendum to "Thickness dependence of the soft ferroelectric mode in SrTiO3 thin films deposited on MgO" [J. Lumin. 128 (2008) 998-1000] (DOI: 10.1016/j.jlumin.2007.12.026)

Katayama, I., Shimosato, H., Ashida, M., Kawayama, I., Tonouchi, M. & Itoh, T. 2010 Jan 1 In : Journal of Luminescence. 130, 1

Research output: Contribution to journalArticle

Ferroelectric materials
Thin films
4 Citations

Real-time time-frequency two-dimensional imaging of ultrafast transient signals in solid-state organic materials

Takeda, J., Ishida, A., Makishima, Y. & Katayama, I. 2010 May 1 In : Sensors. 10, 5, p. 4253-4269 17 p.

Research output: Contribution to journalArticle

Excited states
Biological materials
Imaging techniques
Photodegradation
Pumps
40 Citations

Ultrabroadband terahertz generation using 4-N,N-dimethylamino- 4′ -N′ -methyl-stilbazolium tosylate single crystals

Katayama, I., Akai, R., Bito, M., Shimosato, H., Miyamoto, K., Ito, H. & Ashida, M. 2010 Jul 12 In : Applied Physics Letters. 97, 2, 021105

Research output: Contribution to journalArticle

Crystals
Terahertz waves
Electrooptical effects
Sapphire
Light sources
2009
6 Citations

Energy transfer dynamics in light-harvesting small dendrimers studied by time-frequency two-dimensional imaging spectroscopy

Yamada, A., Ishida, A., Akai, I., Kimura, M., Katayama, I. & Takeda, J. 2009 Dec 1 In : Journal of Luminescence. 129, 12, p. 1898-1900 3 p.

Research output: Contribution to journalArticle

Antennas
Energy transfer
Dendrimers
Spectroscopy
Imaging techniques
8 Citations
Photons
Phase transitions
Excitation energy
Crystals
Temperature
5 Citations
Excitons
Luminescence
Photons
Phase transitions
Crystals
1 Citations

Photoinduced phase transition in strongly correlated TTTA crystals probed with two-photon luminescence

Katayama, I., Mitarai, K., Kon, T. & Takeda, J. 2009 Dec 1 In : Journal of Luminescence. 129, 12, p. 1931-1933 3 p.

Research output: Contribution to journalArticle

Photons
Luminescence
Phase transitions
Temperature
Excitons
17 Citations

Ultrafast lasing due to electron-hole plasma in ZnO nano-multipods

Mitsubori, S., Katayama, I., Lee, S. H., Yao, T. & Takeda, J. 2009 Apr 8 In : Journal of Physics Condensed Matter. 21, 6, 064211

Research output: Contribution to journalArticle

Electrons
Plasmas
Stimulated emission
Cavity resonators
Laser modes
2008
23 Citations

Hardening of the ferroelectric soft mode in SrTiO3 thin films

Katayama, I., Shimosato, H., Rana, D. S., Kawayama, I., Tonouchi, M. & Ashida, M. 2008 Oct 13 In : Applied Physics Letters. 93, 13, 132903

Research output: Contribution to journalArticle

Thin films
Ferroelectric materials
Hardening
Temperature
Annealing
12 Citations

Rapid energy transfer in a dendrimer having π-conjugated light-harvesting antennas

Akai, I., Miyanari, K., Shimamoto, T., Fujii, A., Nakao, H., Okada, A., Kanemoto, K., Karasawa, T., Hashimoto, H., Ishida, A., Yamada, A., Katayama, I., Takeda, J. & Kimura, M. 2008 Dec 18 In : New Journal of Physics. 10, 125024

Research output: Contribution to journalArticle

Antennas
Energy transfer
Temperature
Dendrimers
Photoluminescence
8 Citations

Thickness dependence of the soft ferroelectric mode in SrTiO3 thin films deposited on MgO

Katayama, I., Shimosato, H., Ashida, M., Kawayama, I., Tonouchi, M. & Itoh, T. 2008 May 1 In : Journal of Luminescence. 128, 5-6, p. 998-1000 3 p.

Research output: Contribution to journalArticle

Thin films
Permittivity
Ferroelectric materials
Damping
Spectroscopy
2006
2 Citations

Nature and dynamics of photoexcited states in KTaO3

Katayama, I. & Tanaka, K. 2006 Jun 1 In : Journal of the Physical Society of Japan. 75, 6, 064713

Research output: Contribution to journalArticle

Luminescence
Electrons
Kinetics
Excitons
Potassium
2005
2 Citations

Photoexcited carrier dynamics in potassium tantalate

Katayama, I., Watanabe, M., Hayashi, T. & Tanaka, K. 2005 Apr 1 In : Journal of Luminescence. 112, 1, p. 242-245 4 p.

Research output: Contribution to journalArticle

Luminescence
Temperature
Carrier lifetime
Relaxation processes
Excitons
2004
1 Citations
2003
15 Citations

Critical behaviors of photoinduced giant permittivity in potassium tantalate

Katayama, I., Ichikawa, Y. & Tanaka, K. 2003 Mar 15 In : Physical Review B - Condensed Matter and Materials Physics. 67, 10, p. 1001021-1001024 4 p., 100102

Research output: Contribution to journalArticle

Potassium
Permittivity
Temperature
Relaxation time
Carrier concentration
6 Citations

High-frequency nonlinear microwave response in quantum paraelectric potassium tantalate

Katayama, I., Shirai, M. & Tanaka, K. 2003 May 1 In : Journal of Luminescence. 102-103, SPEC, p. 54-59 6 p.

Research output: Contribution to journalArticle

Microwaves
Temperature
Electrostriction
Phonons
Relaxation time