• 1705 Citations
  • 19 h-Index
19992020

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Article
2020

Low temperature deformation mechanism of semiconductor single crystal and molding of Ge microlens array by direct electrical heating

Tokuhiro, K., Okano, M., Hachinohe, S., Shimizu, M., Shimotsuma, Y. & Miura, K., 2020 Apr 1, In : AIP Advances. 10, 4, 045214.

Research output: Contribution to journalArticle

Open Access
2019

Polarization-sensitive dual-comb spectroscopy with an electro-optic modulator for determination of anisotropic optical responses of materials

Sumihara, K. A., Okubo, S., Oguchi, K., Okano, M., Inaba, H. & Watanabe, S., 2019 Nov 25, In : Optics Express. 27, 24, p. 35141-35165 25 p.

Research output: Contribution to journalArticle

Open Access
2018
3 Citations (Scopus)
3 Citations (Scopus)
2017
5 Citations (Scopus)

Controlled Terahertz Birefringence in Stretched Poly(lactic acid) Films Investigated by Terahertz Time-Domain Spectroscopy and Wide-Angle X-ray Scattering

Iwasaki, H., Nakamura, M., Komatsubara, N., Okano, M., Nakasako, M., Sato, H. & Watanabe, S., 2017 Jul 20, In : Journal of Physical Chemistry B. 121, 28, p. 6951-6957 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Internal triaxial strain imaging of visibly opaque black rubbers with terahertz polarization spectroscopy

Moriwaki, A., Okano, M. & Watanabe, S., 2017 Oct 1, In : APL Photonics. 2, 10, 106101.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Magneto-optic Kerr effect CCD imaging with polarization modulation technique

Nakayama, S., Okano, M., Nozaki, Y. & Watanabe, S., 2017 May 1, In : AIP Advances. 7, 5, 056802.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Polarization-sensitive dual-comb spectroscopy

Sumihara, K. A., Okubo, S., Okano, M., Inaba, H. & Watanabe, S., 2017 Jan 1, In : Journal of the Optical Society of America B: Optical Physics. 34, 1, p. 154-159 6 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
4 Citations (Scopus)

Review—photophysics of trions in single-walled carbon nanotubes

Nishihara, T., Okano, M., Yamada, Y. & Kanemitsu, Y., 2017 Jan 1, In : ECS Journal of Solid State Science and Technology. 6, 6, p. M3062-M3064

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
2016
16 Citations (Scopus)

Light-stimulated carrier dynamics of CuInS2/CdS heterotetrapod nanocrystals

Sakamoto, M., Inoue, K., Okano, M., Saruyama, M., Kim, S., So, Y. G., Kimoto, K., Kanemitsu, Y. & Teranishi, T., 2016 May 14, In : Nanoscale. 8, 18, p. 9517-9520 4 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
8 Citations (Scopus)
2015

Degradation mechanism of perovskite CH3NH3PbI3 diode devices studied by electroluminescence and photoluminescence imaging spectroscopy

Okano, M., Endo, M., Wakamiya, A., Yoshita, M., Akiyama, H. & Kanemitsu, Y., 2015 Oct 1, In : Applied Physics Express. 8, 10, 102302.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Dynamics of the Lowest-Energy Excitons in Single-Walled Carbon Nanotubes under Resonant and Nonresonant Optical Excitation

Nishihara, T., Yamada, Y., Okano, M. & Kanemitsu, Y., 2015 Dec 24, In : Journal of Physical Chemistry C. 119, 51, p. 28654-28659 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Fast dissociation and reduced auger recombination of multiple excitons in closely packed PBS nanocrystal thin films

Nishihara, T., Tahara, H., Okano, M., Ono, M. & Kanemitsu, Y., 2015 Apr 16, In : Journal of Physical Chemistry Letters. 6, 8, p. 1327-1332 6 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Free-carrier dynamics and band tails in C u2ZnSn(Sx S e1-x)4: Evaluation of factors determining solar cell efficiency

Phuong, L. Q., Okano, M., Yamashita, G., Nagai, M., Ashida, M., Nagaoka, A., Yoshino, K. & Kanemitsu, Y., 2015 Sep 9, In : Physical Review B - Condensed Matter and Materials Physics. 92, 11, 115204.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Individual identification of free hole and electron dynamics in CuIn1-xGaxSe2 thin films by simultaneous monitoring of two optical transitions

Okano, M., Hagiya, H., Sakurai, T., Akimoto, K., Shibata, H., Niki, S. & Kanemitsu, Y., 2015 May 4, In : Applied Physics Letters. 106, 18, 181903.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Photocarrier dynamics in CIGS, CZTS, and related materials revealed by ultrafast optical spectroscopy

Okano, M., Phuong, L. Q. & Kanemitsu, Y., 2015 Jun 1, In : Physica Status Solidi (B) Basic Research. 252, 6, p. 1219-1224 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Photocarrier dynamics in undoped and Na-doped Cu2ZnSnS4 single crystals revealed by ultrafast time-resolved terahertz spectroscopy

Phuong, L. Q., Okano, M., Yamashita, G., Nagai, M., Ashida, M., Nagaoka, A., Yoshino, K. & Kanemitsu, Y., 2015 Jun 1, In : Applied Physics Express. 8, 6, 062303.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Photoinduced carrier dynamics of nearly stoichiometric oleylamine-protected copper indium sulfide nanoparticles and nanodisks

Sakamoto, M., Chen, L., Okano, M., Tex, D. M., Kanemitsu, Y. & Teranishi, T., 2015 May 21, In : Journal of Physical Chemistry C. 119, 20, p. 11100-11105 6 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)
2014

Assessment of hot-carrier effects on charge separation in type-II CdS/CdTe heterostructured nanorods

Okano, M., Sakamoto, M., Teranishi, T. & Kanemitsu, Y., 2014 Sep 4, In : Journal of Physical Chemistry Letters. 5, 17, p. 2951-2956 6 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Chemical doping-induced changes in optical properties of single-walled carbon nanotubes

Okano, M., Nishihara, T., Yamada, Y. & Kanemitsu, Y., 2014 May 1, In : Japanese journal of applied physics. 53, 5 SPEC. ISSUE 1, 05FD02.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Investigation on photo-induced charge separation in CdS/CdTe nanopencils

Sakamoto, M., Inoue, K., Saruyama, M., So, Y. G., Kimoto, K., Okano, M., Kanemitsu, Y. & Teranishi, T., 2014 Oct, In : Chemical Science. 5, 10, p. 3831-3835 5 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Quantized exciton-exciton recombination in undoped and hole-doped single-walled carbon nanotubes

Nishihara, T., Yamada, Y., Okano, M. & Kanemitsu, Y., 2014 Feb 27, In : Japanese journal of applied physics. 53, 2 PART 2, 02BD10.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Slow intraband relaxation and localization of photogenerated carriers in CuIn1-x Gax Se2 thin films: Evidence for the existence of long-lived high-energy carriers

Okano, M., Takabayashi, Y., Sakurai, T., Akimoto, K., Shibata, H., Niki, S. & Kanemitsu, Y., 2014 May 20, In : Physical Review B - Condensed Matter and Materials Physics. 89, 19, 195203.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Temperature-dependent photocarrier recombination dynamics in Cu 2ZnSnS4 single crystals

Phuong, L. Q., Okano, M., Yamada, Y., Nagaoka, A., Yoshino, K. & Kanemitsu, Y., 2014 Jan 1, In : Applied Physics Letters. 104, 8, 081907.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Ultrafast free-carrier dynamics in Cu2ZnSnS4 single crystals studied using femtosecond time-resolved optical spectroscopy

Phuong, L. Q., Okano, M., Yamada, Y., Yamashita, G., Morimoto, T., Nagai, M., Ashida, M., Nagaoka, A., Yoshino, K. & Kanemitsu, Y., 2014 Dec 8, In : Applied Physics Letters. 105, 23, 231902.

Research output: Contribution to journalArticle

19 Citations (Scopus)
2013
14 Citations (Scopus)

Photocarrier localization and recombination dynamics in Cu 2ZnSnS4 single crystals

Quang Phuong, L., Okano, M., Yamada, Y., Nagaoka, A., Yoshino, K. & Kanemitsu, Y., 2013 Nov 4, In : Applied Physics Letters. 103, 19, 191902.

Research output: Contribution to journalArticle

32 Citations (Scopus)

Trion formation and recombination dynamics in hole-doped single-walled carbon nanotubes

Nishihara, T., Yamada, Y., Okano, M. & Kanemitsu, Y., 2013 Jul 8, In : Applied Physics Letters. 103, 2, 023101.

Research output: Contribution to journalArticle

23 Citations (Scopus)
2012

Blue 6-ps short-pulse generation in gain-switched InGaN vertical-cavity surface-emitting lasers via impulsive optical pumping

Chen, S., Okano, M., Zhang, B., Yoshita, M., Akiyama, H. & Kanemitsu, Y., 2012 Nov 5, In : Applied Physics Letters. 101, 19, 191108.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Observation of high Rydberg states of one-dimensional excitons in GaAs quantum wires by magnetophotoluminescence excitation spectroscopy

Okano, M., Kanemitsu, Y., Chen, S., Mochizuki, T., Yoshita, M., Akiyama, H., Pfeiffer, L. N. & West, K. W., 2012 Aug 16, In : Physical Review B - Condensed Matter and Materials Physics. 86, 8, 085312.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Quantitative absorption spectra of quantum wires measured by analysis of attenuated internal emissions

Yoshita, M., Okada, T., Akiyama, H., Okano, M., Ihara, T., Pfeiffer, L. N. & West, K. W., 2012 Mar 12, In : Applied Physics Letters. 100, 11, 112101.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2011

Coulomb-modulated gain spectra in current-injection T-shaped quantum-wire lasers

Okano, M., Yoshita, M., Akiyama, H., Huai, P., Ogawa, T., Pfeiffer, L. N. & West, K. W., 2011 Jan 1, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 8, 1, p. 20-23 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Raman study on the interlayer interactions and the band structure of bilayer graphene synthesized by alcohol chemical vapor deposition

Okano, M., Matsunaga, R., Matsuda, K., Masubuchi, S., MacHida, T. & Kanemitsu, Y., 2011 Oct 10, In : Applied Physics Letters. 99, 15, 151916.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Robust carrier-induced suppression of peak gain inherent to quantum-wire lasers

Okano, M., Huai, P., Yoshita, M., Inada, S., Akiyama, H., Kamide, K., Asano, K. & Ogawa, T., 2011 Nov 1, In : Journal of the Physical Society of Japan. 80, 11, 114716.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2010

Photoluminescence from single isoelectronic traps in nitrogen delta-doped GaAs grown on GaAs(1 1 1)A

Fukushima, T., Hijikata, Y., Yaguchi, H., Yoshida, S., Okano, M., Yoshita, M., Akiyama, H., Kuboya, S., Katayama, R. & Onabe, K., 2010 Sep 1, In : Physica E: Low-Dimensional Systems and Nanostructures. 42, 10, p. 2529-2531 3 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)
2009

Direct creation of three-dimensional photonic crystals by a top-down approach

Takahashi, S., Suzuki, K., Okano, M., Imada, M., Nakamori, T., Ota, Y., Ishizaki, K. & Noda, S., 2009 Sep, In : Nature Materials. 8, 9, p. 721-725 5 p.

Research output: Contribution to journalArticle

113 Citations (Scopus)
14 Citations (Scopus)
2008

Current-injection T-shaped quantum wire lasers with perpendicular doping layers operating at 100 K

Okano, M., Liu, S. M., Yoshita, M., Akiyama, H., Pfeiffer, L. N. & West, K. W., 2008 Apr 1, In : Physica E: Low-Dimensional Systems and Nanostructures. 40, 6, p. 1947-1949 3 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Exciton-biexciton-plasma crossover and formation of optical gain in quantum wires

Akiyama, H., Yoshita, M., Hayamizu, Y., Liu, S. M., Okano, M., Pfeiffer, L. N., West, K. W., Huai, P., Asano, K., Ogawa, T. & Ning, C. Z., 2008 Mar 1, In : Physica E: Low-Dimensional Systems and Nanostructures. 40, 5, p. 1726-1728 3 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Measurements of cavity-length-dependent internal differential quantum efficiency and internal optical loss in laser diodes

Inada, S., Yoshita, M., Okano, M., Ihara, T., Akiyama, H. & Zhang, L., 2008 Apr 18, In : Japanese journal of applied physics. 47, 4 PART 1, p. 2288-2290 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2007

Electronic structure and efficient carrier injection in low-threshold T-shaped quantum-wire lasers with parallel p - And n -doping layers

Liu, S. M., Yoshita, M., Okano, M., Ihara, T., Itoh, H., Akiyama, H., Pfeiffer, L. N., West, K. W. & Baldwin, K. W., 2007 Sep 10, In : Journal of Applied Physics. 102, 4, 043108.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Low-threshold current-injection single-mode lasing in T-shaped GaAs/AlGaAs quantum wires

Liu, S. M., Yoshita, M., Okano, M., Ihara, T., Itoh, H., Akiyama, H., Pfeiffer, L., West, K. & Baldwin, K., 2007 Apr 13, In : Japanese Journal of Applied Physics, Part 2: Letters. 46, 12-16, p. L330-L332

Research output: Contribution to journalArticle

2 Citations (Scopus)

Temperature-dependent current injection and lasing in T-shaped quantum-wire laser diodes with perpendicular p - and n -doping layers

Okano, M., Liu, S. M., Ihara, T., Itoh, H., Yoshita, M., Akiyama, H., Pfeiffer, L. N., West, K. & Malis, O., 2007 Mar 9, In : Applied Physics Letters. 90, 9, 091108.

Research output: Contribution to journalArticle

12 Citations (Scopus)

T-shaped GaAs quantum-wire lasers and the exciton Mott transition

Yoshita, M., Liu, S. M., Okano, M., Hayamizu, Y., Akiyama, H., Pfeiffer, L. N. & West, K. W., 2007 Jul 25, In : Journal of Physics Condensed Matter. 19, 29, 295217.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2006

Design of compound-defect waveguides in threedimensional photonic crystals

Kawashima, S., Okano, M., Imada, M. & Noda, S., 2006 Jun 26, In : Optics Express. 14, 13, p. 6303-6307 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)