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[1] |
T. Kondo, N. Ogasawara, R. Ito,
K. Ishida, T. Tanase, T. Murata, and M. Hidai: "Structure
of 5-Nitro-2-{[(S)]-1-phenylethyl}amino}pyridine,"
Acta Cryst. C44, 102-104 (1988).
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[2] |
R. Morita, T. Kondo, Y. Kaneda,
A. Sugihashi, N. Ogasawara, S. Umegaki, and R. Ito:
"Dispersion of Second-Order Nonlinear Optrical
Coefficient d11 of 2-Methyl-4-Nitroaniline (MNA),"
Jpn. J. Appl. Phys. 27, L1131-1133 (1988).
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[3] |
R. Morita, T. Kondo, Y. Kaneda,
A. Sugihashi, N. Ogasawara, S. Umegaki, and R. Ito:
"Mutiple-Reflection Effects in Optical Second-Harmonic
Generation," Jpn. J. Appl. Phys. 27, L1134-1136
(1988).
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[4] |
T. Kondo, R. Morita,
N. Ogasawara, S. Umegaki, and R. Ito: "A Nonlinear
Optical Organic Crystal for Waveguiding SHG Devices:
(-)2-(α-Methylbenzylamino)-5-Nitropyridine (MBANP),"
Jpn. J. Appl. Phys. 28, 1622-1628 (1989).
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[5] |
S. Umegaki, T. Kondo, R. Morita,
N. Ogasawara, and R. Ito: "Frequency Conversion
and Modulation of Lasers," Nonlinear Opt. 1, 253-272
(1991).
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[6] |
C.-Q. Xu, S. Fukuta, H. Sakakura,
T. Kondo, R. Ito, Y. Takahashi, and K. Kumata: "Anomalous
Electro-Absorption in the Low-Temperature Phase
of (C10H21NH3)2PbI4," Solid State Commun. 77, 923-926
(1991).
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[7] |
C.-Q. Xu, T. Kondo, H. Sakakura,
K. Kumata, Y. Takahashi, and R. Ito: "Optical Third-Harmonic
Generation in Layered Perovskite-Type Material (C10H21NH3)2PbI4,"
Solid State Commun. 79, 245-248 (1991).
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[8] |
C.-Q. Xu, H. Sakakura, T. Kondo,
S. Takeyama, N. Miura, Y. Takahashi, K. Kumata,
and R. Ito: "Magneto-Optical Effects of Excitons
in (C10H21NH3)2PbI4 under High Magnetic Fields up
to 40 T," Solid State Commun. 79, 249-253 (1991).
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[9] |
T. Kondo, N. Hashizume, K. Tsuda,
R. Morita, N. Ogasawara, S. Umegaki, and R. Ito:
"Cerenkov-Type Optical Second-Harmonic Generation
in Organic-Crystalline Channel Waveguides," Int.
J. Nonlinear Opt. Phys. 1, 367-392 (1992).
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[10] |
K. Tsuda, T. Kondo, F. Saito,
T. Kudo, and R. Ito: "New Fabrication Method of
Channel Optical Waveguides of Organic Crystals Using
an Inorganic Photoresist," Jpn. J. Appl. Phys.
31, L134-L135 (1992).
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[11] |
N. Hashizume, T. Kondo, T. Onda,
N. Ogasawara, S. Umegaki, and R. Ito: "Theoretical
Analysis of the Cerenkov-Type Optical Second-Harmonic
Generation in Slab Waveguides," IEEE J. Quantum
Electron. 28, 1798-1815 (1992).
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[12] |
T. Uemiya, N. Uenishi, S. Okamoto,
K. Chikuma, K. Kumata, T. Kondo, R. Ito, and S.
Umegaki: "Frequency Doubling of a Nd:YAG Laser
Using a Crystal-Cored Fiber of an Organic 4-(N,N-Dimethylamino)-3-Acetamidonitrobenzene,"
Appl. Opt. 31, 7581-7586 (1992).
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| [13] |
M. Ohashi, T. Kondo, K. Kumata,
S. Fukatsu, S.S. Kano, Y. Shiraki, and R. Ito: "Nonlinear
Optical Coefficients in AlAs Thin Film on GaAs Substrate,"
Jpn. J. Appl. Phys. 31, L843-L845 (1992).
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| [14] |
Y. Hase, K. Kumata, S.S. Kano,
M. Ohashi, T. Kondo, R. Ito, and Y. Shiraki: "A
New Method for Determining the Nonlinear Optical
Coefficients of Thin Films," Appl. Phys. Lett.
61, 145-146 (1992).
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| [15] |
T. Kataoka, T. Kondo, R. Ito,
S. Sasaki, K. Uchida, and N. Miura: "Magneto-Optical
Study on Excitonic Spectra in (C6H13NH3)2PbI4,"
Phys. Rev. B 47, 2010-2018 (1993).
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| [16] |
T. Kataoka, T. Kondo, R. Ito,
S. Sasaki, K. Uchida, and N. Miura: "Magneto-Optical
Study on the Excitonic Spectra of (C6H13NH3)2PbI4,"
Physica B 184, 132-136 (1993).
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| [17] |
M. Ohashi, T. Kondo, K. Kumata,
S. Fukatsu, S.S. Kano, Y. Shiraki, and R. Ito: "Determination
of Quadratic Nonlinear Optical Coefficient of AlxGa1-xAs
System by the Method of Reflected Second Harmonics,"
J. Appl. Phys. 74, 596-601 (1993).
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| [18] |
J. Wu, T. Kondo, and R. Ito:
"Design of Waveguide Grating Based on Simulated
Annealing and Narrow-Band Modulation," Jpn. J.
Appl. Phys. 32, 4973-4979 (1993).
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| [19] |
J. Wu, T. Kondo, and R. Ito:
"Computer-Aided Design of Waveguide Gratings Having
Asymmetric Reflectivity Spectra," Jpn. J. Appl.
Phys. 32, 5576-5580 (1993).
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| [20] |
T. Kataoka, T. Kondo, R. Ito,
S. Sasaki, K. Uchida, and N. Miura: "Magneto-Optical
Effects of Excitons in the Layered Perovskite-Type
Material (C6H13NH3)2(CH3NH3)Pb2I7," Physica 201,
423-426 (1994).
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| [21] |
J. Wu, C.Q. Xu, H. Okayama,
M. Kawahara, T. Kondo, and R. Ito: "Broad-Band
Second-Harmonic Generation in LiNbO3 Waveguide Using
Optimized Domain-Inverted Grating," Jpn. J. Appl.
Phys. 33, L1163-L1166 (1994).
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| [22] |
H. Takahashi, M. Ohashi, T.
Kondo, N. Ogasawara, Y. Shiraki, and R. Ito: "New
Semiconductor Second-Harmonic Generator Based on
Quasi-Phase-Matching for Cavity-Enhanced Fundamental
Standing Wave," Jpn. J. Appl. Phys. 33, L1456-L1458
(1994).
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| [23] |
T. Kondo, F. Akase, M. Kumagai,
and R. Ito: "Linear and Nonlinear Optical Properties
of Racemic (±)2-(α-Methylbenzylamino)-5-Nitropyridine
Single Crystals," Opt. Rev. 2, 128-131 (1995).
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| [24] |
J. Wu, T. Kondo, and R. Ito:
"Optimal Design for Broadband Quasi-Phase-Matched
Second-Harmonic Generation Using Simulated Annealing,"
IEEE J. Lightwave Tech. 13, 456-460 (1995).
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| [25] |
N. Hashizume, M. Ohashi, T.
Kondo, and R. Ito: "Optical Harmonic Generation
in Multilayered Structures: A Comprehensive Analysis,"
J. Opt. Soc. Am. B 12, 1894-1904 (1995).
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| [26] |
A. Kitamoto, T. Kondo, I. Shoji,
and R. Ito: "Absolute Measurement of Second-Order
Nonlinear Optical Coefficient of LiNbO3 by Parametric
Processes," Opt. Rev. 2, 280-284 (1995).
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| [27] |
T. Kondo and R. Ito: "A Comparative
Study on Nonlinear Optical Properties of Chiral
and Racemic 2-(α-Methylbenzylamino)-5-Nitropyridine
Crystals," Nonlinear Opt. 15, 163-166 (1996).
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| [28] |
N. Hashizume, T. Tsuruzono,
T. Kondo, and R. Ito: "Fabrication of Periodic
Waveguides Using Organic Crystals and Fluorinated
Polyimides for Quasi-Phase-Matched Second-Harmonic
Generation," Opt. Rev. 4, 316-320 (1997).
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| [29] |
I. Shoji, T. Kondo, A. Kitamoto,
M. Shirane, and R. Ito: "Absolute Scale of the
Second-Order Nonlinear Optical Coefficients," J.
Opt. Soc. Am. B 14, 2268-2294 (1997).
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| [30] |
T. Kondo, T. Azuma, T. Yuasa,
and R. Ito: "Biexciton Lasing in the Perovskite-Type
Material (C6H13NH3)2PbI4," Solid State Commun.
105, 253-255 (1998).
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| [31] |
T. Kondo, S. Iwamoto, S. Hayase,
K. Tanaka, R. Ito, J. Ishi, M. Mizuno, and K. Ema:
"Resonant Third-Order Optical Nonlinearity in the
Layered Perovskite-Type Material (C6H13NH3)2PbI4,"
Solid State Commun., 105, 503-506 (1998).
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| [32] |
J. Ishi, M. Mizuno, H. Kunugita,
K. Ema, S. Iwamoto, S. Hayase, T. Kondo, and R.
Ito: "Third-Order Optical Nonlinearity due to Excitons
and Biexcitons in a Self-Organized Quantum-Well
Material (C6H13NH3)2PbI4," J. Nonlinear Opt. Phys.
Mater., 7, 153-159 (1998).
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| [33] |
S. Koh, T. Kondo, T. Ishiwada,
C. Iwamoto, H. Ichinose, H. Yaguchi, T. Usami, Y.
Shiraki, and R. Ito: "Sublattice Reversal in GaAs/Si/GaAs
(100) Heterostructures by Molecular Beam Epitaxy,"
Jpn. J. Appl. Phys. 37, L1493-1496 (1998).
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| [34] |
I. Shoji, H. Nakamura, K. Ohdaira,
T. Kondo, R. Ito, T. Okamoto, K. Tatsuki, and S.
Kubota: "Absolute Measurement of Second-Order Nonlinear-Optical
Coefficients of β-BaB2O4 for Visible to Ultraviolet
Second-Harmonic Wavelengths," J. Opt. Soc. Am.
B, 16, 620-624 (1999).
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| [35] |
S. Koh, T. Kondo, M. Ebihara,
T. Ishiwada, H. Sawada, H. Ichinose, I. Shoji, and
R. Ito: "GaAs/Ge/GaAs Sublattice Reversal Epitaxy
on GaAs (100) and (111) Substrate for Nonlinear
Optical Devices," Jpn. J. Appl. Phys. 38, L508-511
(1999).
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| [36] |
J. Ishi, H. Kunugita, K. Ema,
K. Tanaka, T. Kondo, and R. Ito: "Third-Order Optical
Nonlinearity in a Self-Organized Quantum-Well Material
(C6H13NH3)2(CH3NH3)Pb2I7," Nonlinear Opt., 22,
365-368 (1999).
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| [37] |
E. Nishina, R. Katayama, T.
Kondo, R. Ito, J.-C. Kim, T. Watanabe, and S. Miyata:
"Design and Fabrication of Organic Waveguiding
Devices for Quasi-Phase-Matched Second-Harmonic
Generation,'' Nonlinear Opt., 22, 433-436 (1999).
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| [38] |
S. Koh, T. Kondo, T. Ishiwada,
H. Sawada, H. Ichinose, I. Shoji, and R. Ito: "Characterization
of Sublattice-Reversed GaAs by Reflection High Energy
Diffraction and Transmission Electron Microscopy,"
Physica E 7, 876-880 (2000).
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| [39] |
S. Nakatani, S. Kusano, T. Takahashi,
K. Hirano, S. Koh, T. Kondo, and R. Ito: "Study
of Sublattice Inversion in GaAs/Ge/GaAs(001) Crystal
by X-ray Diffraction," Appl. Surf. Sci., 159-160,
256-259 (2000).
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| [40] |
J. Ishi, H. Kunugita, K. Ema,
T. Ban, and T. Kondo: "Time-to-Space Conversion
of Tbits/s Optical Pulses Using a Self-Organized
Quantum-Well Material," Appl. Phys. Lett., 77,
3487-3489 (2000).
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| [41] |
T. Kondo, S. Koh, and R. Ito:
"Sublatice Reversal Epitaxy: A Novel Technique
for Fabricating Domain Inverted Compound Semiconductor
Structures," Sci. Tech. Advanced Materials, 1,
173-179 (2000).
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| [42] |
I. Shoji, H. Nakamura, R. Ito,
T. Kondo, M. Yoshimura, Y. Mori, and T. Sasaki:
"Absolute Measurement of Second-Order Nonlinear-Optical
Coefficients of CsLiB6O10 for Visible to Ultraviolet
Second-Harmonic Wavelengths," J. Opt. Soc. Am.
B, 18, 302-307 (2001).
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| [43] |
S. Koh, T. Kondo, Y. Shiraki,
and R. Ito, "GaAs/Ge/GaAs Sublattice Reversal Epitaxy
and its Application to Nonlinear Optical Devices,"
J. Cryst. Growth, 227-228, 183-192 (2001).
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| [44] |
J. Ishi, H. Kunugita, K. Ema,
T. Ban, and T. Kondo: `"Influence of Exciton-Exciton
Interactions on Frequency-Mixing Signals in a Stable
Exciton-Biexciton System," Phys. Rev. B, 63, 073303-1-4
(2001).
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| [45] |
K. Ema, J. Ishi, H. Kunugita,
T. Ban, and T. Kondo: `"All-Optical Serial-to-Parallel
Conversion of T-bits/s Signals using a Four-Wave-Mixing
Process," Opt. Quantum Electron., 33, 1077-1087
(2001).
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| [46] |
K. Tanaka, F. Sano, T. Takahashi,
T. Kondo, R. Ito, and K. Ema: " Two-Dimensional
Wannier Excitons in a Layered-Perovskite-Type Crystal
(C6H13NH3)2PbI4," Solid State Commun., 122, 249-252
(2002).
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| [47] |
I. Shoji, T. Kondo, and R. Ito:
"`Second-Order Susceptibilities of Various
Dielectric and Semiconductor Materials," Opt. Quantum Electron.,
36, 797-833 (2002).
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