Naoki Karasawa

Profile Information

Affiliation: professor, Faculty of Science and Technology, Department of Opto-Electronic System Engineering, Chitose Institute of Science and Technology

Degree: (Ph. D)(California Institute of Technology)

J-GLOBAL ID: 200901003485969362
researchmap Member ID: 1000357870

External link: http://www.chitose.ac.jp

Research Interests

Research Areas

Nanotechnology/Materials / Optical engineering and photonics /

Research History

Feb, 2001 - Present

professor, Faculty of Science and Technology, Chitose Institute of Science and Technology

Education

- 1991

応用物理学, 工学/応用科学, カリフォルニア工科大学
- 1991

Applied Physics, Engineering and Applied Science, California Institute of Technology
- 1984

Keio University
- 1984

Faculty of Engineering, Keio University

Papers

Dispersion properties of liquid crystal core photonic crystal fibers calculated by a multipole method modified for anisotropic inclusions

Naoki Karasawa

OPTICS COMMUNICATIONS, 338 123-127, Mar, 2015 Peer-reviewed
Single-Beam Coherent Anti-Stokes Raman Scattering Spectroscopy Using Both Pump and Soliton Stokes Pulses from a Photonic Crystal Fiber

Kazuhiro Tada, Naoki Karasawa

APPLIED PHYSICS EXPRESS, 4(9), Sep, 2011 Peer-reviewed
Optical parametric amplifier pumped at 266nm toward ultrashort near-ultraviolet gigawatt pulses

Takashi Tanigawa, Keisaku Yamane, Naoki Karasawa, Naoki Karasawa, Mikio Yamashita

Japanese Journal of Applied Physics, 50, Jul 1, 2011
Single-beam CARS spectroscopy using a soliton Stokes pulse and a spectrally-compressed pump pulse from a PCF

Kazuhiro Tada, Naoki Karasawa

2011 Conference on Lasers and Electro-Optics Europe and 12th European Quantum Electronics Conference, CLEO EUROPE/EQEC 2011, 2011 Peer-reviewed
BROADBAND COHERENT ANTI-STOKES RAMAN SCATTERING MICROSPECTROSCOPY USING THE SOLITON PULSES FROM A PHOTONIC CRYSTAL FIBER - OBSERVATION OF RAMAN LINE IN DIAMOND POWDERS

K. Tada, A. Yamanaka, N. Karasawa

JOURNAL OF NONLINEAR OPTICAL PHYSICS & MATERIALS, 19(4) 723-728, Dec, 2010 Peer-reviewed
The generation of dispersive waves from a photonic crystal fiber by higher-order mode excitation

Naoki Karasawa, Kazuhiro Tada

OPTICS EXPRESS, 18(5) 5338-5343, Mar, 2010 Peer-reviewed
Broadband Coherent Anti-Stokes Raman Scattering Spectroscopy Using a Quasi-Supercontinuum Light Source

Kazuhiro Tada, Naoki Karasawa

2010 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (QELS), 2010 Peer-reviewed
Broadband Coherent Anti-Stokes Raman Scattering Microscopic Spectroscopy Using Variable-Wavelength Soliton Pulses from a Photonic Crystal Fiber

Kazuhiro Tada, Naoki Karasawa

MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 504 181-188, 2009 Peer-reviewed
Broadband Coherent Anti-Stokes Raman Scattering Spectroscopy Using Pulse-Shaper-Controlled Variable-Wavelength Soliton Pulses from a Photonic Crystal Fiber

Kazuhiro Tada, Naoki Karasawa

JAPANESE JOURNAL OF APPLIED PHYSICS, 47(12) 8825-8828, Dec, 2008 Peer-reviewed
The comparison between experiment and calculation of the chirp-controlled Raman self-frequency shift in a photonic crystal fiber

Naoki Karasawa, Kazuhiro Tada, Hiroshi Ohmori

IEEE PHOTONICS TECHNOLOGY LETTERS, 19(17-20) 1292-1294, Sep, 2007 Peer-reviewed
Finite-difference Time-domain Analysis of Ultrashort Laser Pulse Propagation in a Fiber with Nonlinear Effects

NAKAMARU Shinki, KOYAMADA Yahei, KARASAWA Naoki, SONE Hiroyasu, MORITA Ryuji, YAMASHITA Mikio

IEICE transactions on communications, 86(3) 449-458, Mar, 2003
Nonlinear propagation of a-few-optical-cycle pulses in a photonic crystal fiber-experimental and theoretical studies beyond the slowly varying-envelope approximation

Fang Xiaojun, Karasawa Naoki, Morita Ryuji, Windeler Robert S, Yamashita Mikio

IEEE Photonics Technology Letters, 15(2) 233-235, Feb, 2003
Spectral-phase characterization and adapted compensation of strongly chirped pulses from a tapered fiber

M Adachi, M Hirasawa, A Suguro, N Karasawa, S Kobayashi, R Morita, M Yamashita

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 42(1A-B) L24-L26, Jan, 2003 Peer-reviewed
Sub-5 fs optical pulse characterization

Ryuji Morita, Masakatsu Hirasawa, Naoki Karasawa, Satoru Kusaka, Naoya Nakagawa, Keisaku Yamane, Liming Li, Akira Suguro, Mikio Yamashita

Measurement Science and Technology, 13 1710-1720, Nov 1, 2002
Measurements of Third-Order Dispersion Effects for Generation of High-Repetition-Rate, Sub-Three-Cycle Transform-Limited Pulses from a Glass Fiber

NAKAMURA,Shinki, LI,Liming, KARASAWA,Naoki, MORITA,Ryuji, SHIGEKAWA,Hidemi, YAMASHITA,Mikio

Japanese journal of applied physics. Pt. 1, Regular papers & short notes, 41(3) 1369-1373, Mar, 2002 Peer-reviewed
Finite-Difference Time-Domain Calculation with All Parameters of Sellmeier's Fitting Equation for 12-fs Laser Pulse Propagation in a Silica Fiber

IEEE Photonics and Technology Letters, 14(4) 480-482, 2002 Peer-reviewed
Optical pulse compression to 5.0 fs by use of only a spatial light modulator for phase compensation

KARASAWA, N

J. Opt. Soc. Am. B, 18(11) 1742-1746, Nov, 2001 Peer-reviewed
Characteristics of the oscillatory spectrum due to only induced-phase modulation in an argon-filled hollow waveguide accompanied with intense self-phase modulation

N Karasawa, R Morita, H Shigekawa, M Yamashita

OPTICS COMMUNICATIONS, 197(4-6) 475-480, Oct, 2001 Peer-reviewed
Optical pulse characterization of 5.0 fs using spectral phase interferometry for direct electric-field reconstruction

LM Li, S Kusaka, N Karasawa, R Morita, M Yamashita, H Shigekawa

CLEO(R)/PACIFIC RIM 2001, VOL II, TECHNICAL DIGEST, 726-727, 2001 Peer-reviewed
Extremely flexible and accurate chirp-compensation for 75-MHz repetitive glass-fiber output of a More-Than 100-THz bandwidth - Generation of a-few-optical-cycle transform-limited pulses

S Nakamura, L Li, N Karasawa, R Morita, H Shigekawa, M Yamashita

ULTRAFAST PHENOMENA XII, 66 56-58, 2001 Peer-reviewed

Misc.

Broadband coherent anti-Stokes Raman scattering spectroscopy using soliton pulse trains from a photonic crystal fiber

K. Tada, N. Karasawa

OPTICS COMMUNICATIONS, 282(19) 3948-3952, Oct, 2009
The spectral broadening of a blue optical pulse and the modulation of a pulse waveform in a photonic crystal fiber by induced-phase modulation

N Karasawa, T Takei, K Yamaguchi

OPTICS COMMUNICATIONS, 261(2) 276-281, May, 2006
Computer simulations of nonlinear propagation of an optical pulse using a finite-difference in the frequency-domain method

N Karasawa

IEEE JOURNAL OF QUANTUM ELECTRONICS, 38(6) 626-629, Jun, 2002
Computer simulations of nonlinear propagation of an optical pulse using a finite-difference in the frequency-domain method

Naoki Karasawa

IEEE Journal of Quantum Electronics, 38(6) 626-629, Jun, 2002
Few-optical-cycle pulse technology and its application to scanning tunneling microscope : Let's create "optical music"

YAMASHITA Mikio, SHIGEKAWA Hidemi, MORITA Ryuji, KARASAWA Naoki, TAKEUCHI Osamu, HIRASAWA Masakatsu

71(2) 173-181, Feb 10, 2002
Comparison between theory and experiment of nonlinear propagation for a-few-cycle and ultrabroadband optical pulses in a fused-silica fiber

N Karasawa, S Nakamura, N Nakagawa, M Shibata, R Morita, H Shigekawa, M Yamashita

IEEE JOURNAL OF QUANTUM ELECTRONICS, 37(3) 398-404, Mar, 2001
Amplitude and phase characterization of 5.0 fs optical pulses using spectral phase interferometry for direct electric-field reconstruction(共著)

Japanese Journal of Applied Physics, 40(7A) L684-L687, 2001
Generation of intense ultrabroadband optical pulses by induced phase modulation in an argon-filled single-mode hollow waveguide

N Karasawa, R Morita, H Shigekawa, M Yamashita

OPTICS LETTERS, 25(3) 183-185, Feb, 2000
Comparison between theory and experiment of nonlinear propagation for 4, 5-cycle optical pulses in a fused-silica fiber(共著)

Nonlinear Optics, 24 133, 2000
Experimental generation of an ultra-broad spectrum based on induced-phase modulation in a single-mode glass fiber

L Xu, N Karasawa, N Nakagawa, R Morita, H Shigekawa, M Yamashita

OPTICS COMMUNICATIONS, 162(4-6) 256-260, Apr, 1999
Theory of ultrabroadband optical pulse generation by induced phase modulation in a gas-filled hollow waveguide

N Karasawa, R Morita, L Xu, H Shigekawa, M Yamashita

JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 16(4) 662-668, Apr, 1999
DIELECTRIC-PROPERTIES OF POLY(VINYLIDENE FLUORIDE) FROM MOLECULAR-DYNAMICS SIMULATIONS

N KARASAWA, WA GODDARD

MACROMOLECULES, 28(20) 6765-6772, Sep, 1995
FORCE-FIELDS, STRUCTURES, AND PROPERTIES OF POLY(VINYLIDENE FLUORIDE) CRYSTALS

N KARASAWA, WA GODDARD

MACROMOLECULES, 25(26) 7268-7281, Dec, 1992
ACCELERATION OF CONVERGENCE FOR LATTICE SUMS

N KARASAWA, WA GODDARD

JOURNAL OF PHYSICAL CHEMISTRY, 93(21) 7320-7327, Oct, 1989

Professional Memberships

応用物理学会

Works

Research Projects

太陽光直接励起による無給電光ファイバー通信システムの開発

科学研究費助成事業, 基盤研究(C), 日本学術振興会, Apr, 2021 - Mar, 2024

曽根宏靖, 唐澤直樹, 古瀬裕章, 中村真毅
Ultrafast digital holography using a chirped pulse

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2018 - Mar, 2021

Karasawa Naoki
Development of pulse-shaped PCF light sources for CARS microscopic spectroscopy

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2008 - 2010

KARASAWA Naoki
The experimental and theoretical investigation of the generation of an ultra broadband optical pulse in a microstructure fiber

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2003 - 2005

KARASAWA Naoki
非線形顕微分光システムの開発

科学研究費補助金
微細構造ファイバーによる超連続光の発生と応用
光コヒーレンストモグラフィー
微細構造ファイバーとその光通信システムへの応用
光パルスの非線形伝搬解析
超短かつ広帯域な光パルスの発生と評価
Generation and Application of Super continuum light using microstructure fibers.
Optical coherence tomography
Microstructure fibers and their applications for optical communication systems
Analysis of nonlinear propagation of optical pulses
Generation and evaluation of ultrashort and broadband optical pulses

Profile Information

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Research Areas

Research History

Education

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