K. Asakawa

K. Asakawa, N. Carlsson, S. Kohmoto, 2000, LEOS 2000. 2000 IEEE Annual Meeting Conference Proceedings. 13th Annual Meeting. IEEE Lasers and Electro-Optics Society 2000 Annual Meeting (Cat. No.00CH37080).

Control of domain wall position in L-shaped Fe4N negatively spin polarized ferromagnetic nanowire

K. Ito, T. Suemasu, K. Toko, 2015, 2015 IEEE Magnetics Conference (INTERMAG).

Hiroshi Ishikawa, Yoshimasa Sugimoto, Kiyoshi Asakawa, 2003 .

GaAs and AlGaAs anisotropic fine pattern etching using a new reactive ion beam etching system

K. Asakawa, S. Sugata, 1985 .

Reactive ion etching of GaAs in CCl4/H2 and CCl4/O2

K. Asakawa, H. Saitoh, S. Semura, 1984 .

Perforated Bimodal Interferometric Biosensor for Affinity Sensing

Hiroaki Suzuki, K. Asakawa, Y. Kitayama, 2019, Advanced Materials Technologies.

GaAs cleaning with a hydrogen radical beam gun in an ultrahigh‐vacuum system

N. Takado, K. Asakawa, H. Hashimoto, 1988 .

DIRECTIONAL AND POLARIZATION PROPERTIES OF A PLASMONIC CROSS NANOANTENNA

K. Asakawa, V. Kumar, A. Bhardwaj, 2010 .

Modification of optical response in quantum dots embedded in a photonic crystal waveguide via photonic band engineering

K. Asakawa, Y. Sugimoto, N. Ikeda, 2012 .

Acceleration of the refractive index response in nonlinear photonic crystal / quantum dot waveguides via the Purcell effect

K. Asakawa, Y. Sugimoto, N. Ikeda, 2008, 2008 Conference on Lasers and Electro-Optics and 2008 Conference on Quantum Electronics and Laser Science.

Reactive ion beam etching of Y‐Ba‐Cu‐O superconductors

S. Matsui, N. Takado, K. Asakawa, 1988 .

Tunable Photonic Crystals Incorporating Variable Refractive Index Organic Polymers

A. Neogi, A. Krokhin, K. Asakawa, 2008, 2008 8th IEEE Conference on Nanotechnology.

Room temperature operation of InAs-quantum-dot laser utilizing GaAs-photonic-crystal-slab-based line-defect waveguide with optical pump

Y. Tanaka, K. Asakawa, Y. Sugimoto, 2004, 2004 IEEE 19th International Semiconductor Laser Conference, 2004. Conference Digest..

Radical beam/ion beam etching of GaAs

L. Coldren, J. Merz, E. Hu, 1988 .

Chemically enhanced focused ion beam etching of deep grooves and laser‐mirror facets in GaAs under Cl2 gas irradiation using a fine nozzle

Kiyoshi Asakawa, Makoto Ishii, Eizo Miyauchi, 1987 .

Low-threshold MBE GaAs/AlGaAs quantum well lasers with dry-etched mirrors

K. Asakawa, M. Ishii, M. Mannoh, 1985 .

Advanced quantum dot and photonic crystal technologies for integrated nanophotonic circuits

Yoshinori Watanabe, Yoshimasa Sugimoto, Kiyoshi Asakawa, 2009, Microelectron. J..

In situ mask designed for selective growth of InAs quantum dots in narrow regions developed for molecular beam epitaxy system.

K. Asakawa, Y. Sugimoto, N. Ikeda, 2007, The Review of scientific instruments.

Selective growth of InAs quantum dots using In nano-dot arrays formed by nano-jet probe method

H. Ishikawa, K. Asakawa, Y. Sugimoto, 2007 .

Nanophotonics for Communication: Materials and Devices II

Nibir K. Dhar, Kiyoshi Asakawa, Achyut K. Dutta, 2005 .

Performance of dry‐etched short cavity GaAs/AlGaAs multiquantum‐well lasers

Tomoyuki Yamada, M. Uchida, K. Asakawa, 1988 .

GaAs Radical Etching with a Cl2 Plasma in a Reactive Ion Beam Etching System

K. Asakawa, S. Sugata, 1984 .

Coupling characteristic of micro planar lens for 2D photonic crystal waveguides

H. Kawashima, H. Ishikawa, K. Asakawa, 2007, 2007 IEEE 19th International Conference on Indium Phosphide & Related Materials.

Semiconductor Quantum Dots: Site-Controlled Self-Organization

Tao Yang, K. Asakawa, S. Nishikawa, 2014 .

Effects of lateral quantum dot pitch on the formation of vertically aligned InAs site-controlled quantum dots

Tao Yang, K. Asakawa, S. Kohmoto, 2003 .

Fabrication of height-controlled InAs quantum dots on GaAs surfaces by in situ AsBr3 etching and molecular beam epitaxy

Tao Yang, K. Asakawa, S. Kohmoto, 2002 .

Spatially site-controlled InAs quantum dot lattices

K. Asakawa, S. Nishikawa, S. Kohmoto, 2002 .

Site-controlled self-organization of InAs quantum dots

K. Asakawa, T. Nishimura, T. Ishikawa, 2002 .

Site control of InAs quantum dots on GaAs surfaces patterned by in situ electron-beam lithography

K. Asakawa, T. Nishimura, T. Ishikawa, 2000 .

STM probe-assisted site-control of self-organized InAs quantum dots on GaAs surfaces

K. Asakawa, T. Ishikawa, S. Kohmoto, 2000 .

In situ electron-beam processing for III–V semiconductor nanostructure fabrication

K. Asakawa, T. Nishimura, T. Ishikawa, 2000 .

InAs Nano-Dot Array Formation Using Nano-Jet Probe for Photonics Applications

K. Asakawa, H. Nakamura, Yusui Nakamura, 2004, Digest of Papers. 2004 International Microprocesses and Nanotechnology Conference, 2004..

Site-controlled InAs quantum dot formation grown on the templates fabricated by the Nano-Jet Probe method

H. Ishikawa, K. Asakawa, Y. Sugimoto, 2009 .

Selective growth of stacked InAs quantum dots by using the templates formed by the Nano-Jet Probe

H. Ishikawa, K. Asakawa, Y. Sugimoto, 2008 .

Molecular beam epitaxial growth of site-controlled InAs quantum dot arrays using templates fabricated by the Nano-Jet Probe method

H. Ishikawa, K. Asakawa, Y. Sugimoto, 2008 .

Selective Formation of High Density InAs Quantum Dot Arrays Using Templates Fabricated by the Nano-Jet Probe

H. Ishikawa, K. Asakawa, Y. Sugimoto, 2007, 2007 IEEE 19th International Conference on Indium Phosphide & Related Materials.

Selective formation of InAs quantum dot arrays by direct deposition of indium nano-dots using a nano-jet probe

K. Asakawa, H. Nakamura, S. Ohkouchi, 2004, 16th IPRM. 2004 International Conference on Indium Phosphide and Related Materials, 2004..

Site-control technology for InAs quantum dot formation by direct deposition of indium nano-dots with a nano-jet probe

K. Asakawa, Yusui Nakamura, S. Ohkouchi, 2003 .

Monolithic Fabrication of Two-Color InAs Quantum Dots for Integrated Optical Devices by Using a Rotational Metal Mask

K. Asakawa, Y. Sugimoto, N. Ikeda, 2009 .

Multi-color quantum dot ensembles grown in selective-areas for shape-controlled broadband light source

K. Asakawa, R. Hogg, Y. Sugimoto, 2011 .

Novel Stm Probe Assisted Site-Control of Quantum Dots With Nanometer Precision

K. Asakawa, T. Ishikawa, S. Kohmoto, 1999 .

Integrated AlGaAs two-beam LD-PD array fabricated by reactive ion beam etching

M. Uchida, K. Asakawa, S. Matsumoto, 1986 .

Short cavity GaAs/AlGaAs multiquantum well lasers by dry etching

Tomoyuki Yamada, M. Uchida, K. Asakawa, 1986 .

Low propagation loss of 0.76 dB/mm in GaAs-based single-line-defect two-dimensional photonic crystal slab waveguides up to 1 cm in length.

Yoshimasa Sugimoto, Kiyoshi Asakawa, Yusui Nakamura, 2004, Optics express.

Two Dimensional Semiconductor-Based Photonic Crystal Slab Waveguides for Ultra-Fast Optical Signal Processing Devices (INVITED)

Hiroshi Ishikawa, Yoshimasa Sugimoto, Koji Ishida, 2004 .

AlGaAs-based two-dimensional photonic crystal slab with defect waveguides for planar lightwave circuit applications

Yoshimasa Sugimoto, Kiyoshi Asakawa, Naoki Ikeda, 2002 .

Chemically-Enhanced GaAs Maskless Etching Using a Novel Focused Ion Beam Etching System with a Chlorine Molecular and Radical Beam

H. Arimoto, N. Takado, K. Asakawa, 1986 .

Damage and contamination‐free GaAs and AlGaAs etching using a novel ultrahigh‐vacuum reactive ion beam etching system with etched surface monitoring and cleaning method

K. Asakawa, S. Sugata, 1986 .

Focused ion beam processes for high‐Tc superconductors

S. Matsui, Y. Kojima, Y. Kubo, 1988 .

Bunching visibility for correlated photons from single GaAs quantum dots

M. Gurioli, K. Sakoda, K. Asakawa, 2008, 0811.3261.

Advanced Optical Components

B. Messerschmidt, S. Reichel, R. Brunner, 2007 .

Surface‐emitting GaAs/AlGaAs lasers with dry‐etched 45° total reflection mirrors

Mitsunori Sugimoto, Kiyoshi Asakawa, T. Yuasa, 1989 .

Cleaning of MBE GaAs Substrates by Hydrogen Radical Beam Irradiation

Kiyoshi Asakawa, Eizo Miyauchi, Akira Takamori, 1987 .

Ultrafast all-optical switching using near-infrared intersubband transitions in quantum wells

H. Yoshida, K. Asakawa, T. Mozume, 2002, The 15th Annual Meeting of the IEEE Lasers and Electro-Optics Society.

Silicon photonics for telecom and data-com applications

Kiyoshi Asakawa, Yoshimasa Sugimoto, Shigeru Nakamura, 2020, Opto-Electronic Advances.

Fabrication and Characterization of AlGaAs-based Photonic Crystal Slab Waveguides by Precisely Controlled Self-Aligned Selective-Oxidation Process

Tao Yang, K. Asakawa, Y. Sugimoto, 2003 .

Electrical characterization of very-low energy (0-30 eV) CI-Radical/Ion-beam-etching induced damage using two-dimensional electron gas heterostructures

K. Asakawa, S. Kohmoto, Y. Ide, 1992 .

Nonlinear optical phase shift in InAs quantum dots measured by a unique two-color pump/probe ellipsometric polarization analysis

Hiroshi Ishikawa, Kiyoshi Asakawa, Hitoshi Nakamura, 2004 .

Optical nonlinear properties of InAs quantum dots by means of transient absorption measurements

Kiyoshi Asakawa, Hitoshi Nakamura, Shigeru Kohmoto, 2003 .

Monolithically grown multi-color InAs quantum dots as a spectral-shape-controllable near-infrared broadband light source

K. Asakawa, R. Hogg, Y. Sugimoto, 2013 .

In situ electron beam patterning for GaAs using electron‐cyclotron‐resonance plasma‐formed oxide mask and Cl2 gas etching

M. Sugimoto, N. Takado, K. Asakawa, 1992 .

Nanostructuring in submicron-level waveguides with femtosecond laser pulses

Yoshimasa Sugimoto, Kiyoshi Asakawa, Xinbing Liu, 2002, CLEO 2002.

Site control of self-organized InAs dots on GaAs substrates by in situ electron-beam lithography and molecular-beam epitaxy

Tomonori Ishikawa, Kiyoshi Asakawa, Shigeru Kohmoto, 1998 .

InAs-dot/GaAs structures site-controlled by in situ EB lithography and self-organizing MBE growth

K. Asakawa, T. Ishikawa, S. Kohmoto, 1998, Conference Proceedings. 1998 International Conference on Indium Phosphide and Related Materials (Cat. No.98CH36129).

Fabrication of dry‐etched cavity GaAs/AlGaAs multiquantum‐well lasers with high spatial uniformity

Tomoyuki Yamada, M. Uchida, K. Asakawa, 1988 .

Hydrogen passivation of impurities in GaP as studied by photoluminescence spectroscopy

Y. Mochizuki, K. Asakawa, M. Mizuta, 1989 .

GaAs and AlGaAs crystallographic etching with low‐pressure chlorine radicals in an ultrahigh‐vacuum system

K. Asakawa, S. Sugata, 1987 .

Dry etching and consequent burring regrowth of nanosize quantum wells stripes using an in situ ultrahigh vacuum multichamber system

K. Asakawa, Y. Sugimoto, Y. Nambu, 1998 .

GaAs and GaAlAs Equi-Rate Etching Using a New Reactive Ion Beam Etching System

Kiyoshi Asakawa, K. Asakawa, Sumio Sugata, 1983 .

Three-dimensional site control of self-organized InAs quantum dots by in situ scanning tunneling probe-assisted nanolithography and molecular beam epitaxy

Kiyoshi Asakawa, Hitoshi Nakamura, Shigeru Kohmoto, 2002 .

Fabrication of L-shaped Fe4N ferromagnetic narrow wires and position control of magnetic domain wall with magnetic field

T. Suemasu, K. Toko, K. Asakawa, 2015 .

Topology optimised photonic crystal waveguide intersections with high-transmittance and low crosstalk

Peter Ingo Borel, Ole Sigmund, Jakob Søndergaard Jensen, 2006 .

Wavefront control by stacked metal-dielectric hole array with variable hole shapes.

Tsuyoshi Nomura, Masanori Ozaki, Yoshimasa Sugimoto, 2013, Optics express.

Materials for Nanophotonics

K. Asakawa, 2012 .

Transmission phase control by stacked metal-dielectric hole array with two-dimensional geometric design.

Tsuyoshi Nomura, Masanori Ozaki, Yoshimasa Sugimoto, 2012, Optics express.

Phase measurement interferometric microscopy of stacked fishnet metamaterials

Kazuo Sato, Tsuyoshi Nomura, Masayuki Ochiai, 2012, Other Conferences.

Nanophotonics Based on Semiconductor-Photonic Crystal/Quantum Dot and Metal-/Semiconductor-Plasmonics

Kazuo Sato, Tsuyoshi Nomura, Yoshinori Watanabe, 2012, IEICE Trans. Electron..

Nanophotonics technology for advanced quantum dot/photonic crystal device and metal/semiconductor plasmonic device

T. Nomura, D. Inoue, A. Yamanaka, 2010, 2010 Photonics Global Conference.

Evolution of nanophotonics from semiconductor photonic crystal device to metal/semiconductor plasmonic device

T. Nomura, D. Inoue, Y. Koide, 2010, 2010 International Conference on Advanced Optoelectronics and Lasers.

RGB color filter comprising aluminum film with surface plasmon enhanced transmission through sub-wavelength hole-arrays

Tsuyoshi Nomura, Yoshimasa Sugimoto, Kiyoshi Asakawa, 2009, 2009 IEEE/LEOS International Conference on Optical MEMS and Nanophotonics.

Investigation of a slot nanoantenna in optical frequency range

K. Asakawa, V. Kumar, 2009 .

Photonic crystal and quantum dot technologies for all-optical switch and logic device

Peter Ingo Borel, Ole Sigmund, Hiroshi Ishikawa, 2006 .

Transmission properties of coupled-cavity waveguides based on two-dimensional photonic crystals with a triangular lattice of air holes

Yoshimasa Sugimoto, Kiyoshi Asakawa, Tao Yang, 2003 .

Application of photonic crystal defects in constructing all-optical switches, optical delay lines and low-cross-talk waveguide intersections for ultrashort optical pulses

Tao Yang, Yoshimasa Sugimoto, Sheng Lan, 2002, SPIE ITCom.

Light propagation characteristics of photonic crystal waveguide for miniaturized ultrafast optical-pulse control/delay devices

Kiyoshi Asakawa, Naoki Ikeda, Yoshimasa Sugimoto, 2001, International Symposium on Photonics and Applications.

Design, nano-fabrication and analysis of near-infrared 2D photonic crystal air-bridge structures

Kiyoshi Asakawa, Naoki Ikeda, Kuon Inoue, 2002 .

An integrated AlGaAs two—beam laser diode—photodiode array fabricated with reactive ion beam etching

M. Uchida, K. Asakawa, S. Matsumoto, 1989 .

Transmittance and time-of-flight study of Al x Ga 1-x As-based photonic crystal waveguides

S. Yamada, K. Asakawa, Y. Sugimoto, 2001 .

Confined band gap in an air-bridge type of two-dimensional AlGaAs photonic crystal.

K. Asakawa, Y. Sugimoto, N. Ikeda, 2001, Physical review letters.

Theoretical and experimental investigation of straight defect waveguides in AlGaAs-based air-bridge-type two-dimensional photonic crystal slabs

Yoshimasa Sugimoto, Kiyoshi Asakawa, Naoki Ikeda, 2001 .

AlGaAs-based two-dimensional photonic crystal with defect waveguides for miniaturized ultrafast optical-pulse control/delay devices

Kiyoshi Asakawa, Yoshimasa Sugimoto, Naoki Ikeda, 2001, ITCom.

The effect of higher order dispersion on slow light propagation in photonic crystal waveguides

L. Kuipers, K. Asakawa, Y. Watanabe, 2006, 2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference.

Group velocity dependence of propagation losses in single-line-defect photonic crystal waveguides on GaAs membranes

Steven G. Johnson, K. Asakawa, N. Ikeda, 2004 .

Novel nano-scale site-controlled InAs quantum dot assisted by scanning tunneling microscope probe

Tomonori Ishikawa, Kiyoshi Asakawa, Hitoshi Nakamura, 2000 .

Ultra-Small Photonic-Crystal-Waveguide-Based Y-Splitters Useful in the Near-Infrared Wavelength Region

Yoshimasa Sugimoto, Koji Ishida, Kiyoshi Asakawa, 2004 .

Observation of small group velocity in two-dimensional AlGaAs-based photonic crystal slabs

Yoshimasa Sugimoto, Kiyoshi Asakawa, Naoki Ikeda, 2002 .

Transmission and directionality control of light emission from a nanoslit in metallic film flanked by periodic gratings

K. Asakawa, V. Kumar, 2008 .

Built-In Microplanar Lens for Light Coupling to Two-Dimensional Photonic Crystal Waveguide

Hitoshi Kawashima, Yoshimasa Sugimoto, Kiyoshi Asakawa, 2012, IEICE Trans. Electron..

Dramatic density-of-state enhancement of Raman scattering at the band edge in a one-dimensional photonic-crystal waveguide

H. Kawashima, A. Yamanaka, K. Asakawa, 2008 .

Ultrafast evolution of photonic eigenstates in k-space

H. Gersen, R. Engelen, L. Kuipers, 2007 .

Fabrication and characterization of symmetric Mach-Zehnder structure based on 2D photonic crystal waveguide for all-optical switches

K. Asakawa, N. Ikeda, K. Asakawa, 2004, Conference on Lasers and Electro-Optics, 2004. (CLEO)..

Selective-area-growth of InAs-QDs with different absorption wavelengths via developed metal-mask/MBE method for integrated optical devices

Yoshimasa Sugimoto, Kiyoshi Asakawa, Naoki Ikeda, 2008 .

Precise control of dry etching for nanometer scale air-hole arrays in two-dimensional GaAs/AlGaAs photonic crystal slabs

K. Asakawa, Y. Sugimoto, N. Ozaki, 2007 .

Self-phase modulation in photonic-crystal-slab line-defect waveguides

H. Ishikawa, K. Asakawa, Y. Sugimoto, 2007 .

Selective area growth of InAs quantum dots with a metal mask towards optical integrated circuit devices

Yoshimasa Sugimoto, Kiyoshi Asakawa, Yusui Nakamura, 2007 .

Site-controlled InAs single quantum-dot structures on GaAs surfaces patterned by in situ electron-beam lithography

K. Asakawa, T. Nishimura, T. Ishikawa, 2000 .

Height control of InAs/GaAs quantum dots by combining layer-by-layer in situ etching and molecular beam epitaxy

Tomonori Ishikawa, K. Asakawa, Tao Yang, 2002 .

Photoluminescence Characteristics of InAs Quantum Dots Grown by STM/MBE Site-Control Technique

O. Wada, K. Asakawa, T. Ishikawa, 2001 .

Chlorine-Based Dry Etching of III/V Compound Semiconductors for Optoelectronic Application

K. Asakawa, Y. Sugimoto, Y. Nambu, 1998 .

Regular array of InGaAs quantum dots with 100-nm-periodicity formed on patterned GaAs substrates

Yoshimasa Sugimoto, Hitoshi Nakamura, K. Asakawa, 2004 .

Fabrication Technology of Semiconductor Nanometer Structures Towards Femtosecond Optoelectronics

Y. Katayama, K. Asakawa, T. Ishikawa, 1999 .

Carrier dynamics in site-controlled InAs dots analyzed by time-resolved micro-photoluminescence

O. Wada, K. Asakawa, T. Nishimura, 1999 .

InAs-Dot/GaAs Structures Site-Controlled by in situ Electron-Beam Lithography and Self-Organizing Molecular Beam Epitaxy Growth

K. Asakawa, T. Ishikawa, S. Kohmoto, 1999 .

Nano-probe-assisted technology of indium-nano-dot formation for site-controlled InAs/GaAs quantum dots

K. Asakawa, S. Ohkouchi, Y. Nakamura, 2004 .

In situ negative‐type patterning of a GaAs/AlGaAs quantum well using electron beam‐induced modification of an InGaAs epitaxial layer mask in Cl2 gas

N. Takado, K. Asakawa, Y. Sugimoto, 1994 .

Time‐resolved investigations of sidewall recombination and in‐plane diffusivity in dry‐etched InGaAs/GaAs air‐post structures

H. Yokoyama, K. Asakawa, Y. Sugimoto, 1994 .

Indium nano-dot arrays formed by field-induced deposition with a Nano-Jet Probe for site-controlled InAs/GaAs quantum dots

K. Asakawa, Hitoshi Nakamura, S. Ohkouchi, 2004 .

New in situ electron beam patterning process for GaAs using an electron‐cyclotron‐resonance plasma‐oxidized mask and Cl2 gas etching

M. Sugimoto, N. Takado, K. Asakawa, 1992 .

Electron Beam Excited GaAs Maskless Etching Using C12 Nozzle Installed FIB/EB Combined System

Kiyoshi Asakawa, N. Takado, Yuichi Ide, 1990, Other Conferences.

Use of independently controlled Cl radical and Ar ion beams for anisotropic chemically enhanced etching of GaAs

Larry A. Coldren, James L. Merz, Kiyoshi Asakawa, 1988 .

High-precision optical interference in Mach-Zehnder-type photonic crystal waveguide.

Yoshimasa Sugimoto, Kiyoshi Asakawa, Hitoshi Nakamura, 2005, Optics express.

Topology Optimization for Photonic Crystal Waveguide with Wide and Flat Bandwidths in Ultra-Fast All-Optical Switch (PC-SMZ)

O. Sigmund, P. Borel, M. Kristensen, 2006, LEOS 2006 - 19th Annual Meeting of the IEEE Lasers and Electro-Optics Society.

Photonic crystal-based integrated optics for advanced ultra-fast all-optical signal processing

Kiyoshi Asakawa, Yoshimasa Sugimoto, K. Asakawa, 2005, SPIE Optics + Optoelectronics.

Photonic bandpass filter for 1550 nm fabricated by femtosecond direct laser ablation

Xinbing Liu, K. Asakawa, Y. Sugimoto, 2003 .

Trimodal polymer waveguide interferometer for chemical sensing

Kiyoshi Asakawa, Kyohei Okubo, Ken Uchiyamada, 2019, Japanese Journal of Applied Physics.

Fabrication and Characterization of Chalcogenide Glass Photonic Crystal Waveguides References and Links

Keijiro Suzuki, Toshihiko Baba, Yohei Hamachi, 2022 .

High transmission recovery of slow light in a photonic crystal waveguide using a hetero groupvelocity waveguide.

Yoshimasa Sugimoto, Akio Mizutani, Kiyoshi Asakawa, 2007, Optics express.

Transmission phase control by stacked metal-dielectric hole array with two-dimensional geometric design.

M. Ozaki, T. Nomura, Kazuo Sato, 2012, Optics express.

Hybrid plasmon waveguide for highly sensitive biosensing

Kiyoshi Asakawa, Kyohsuke Mohri, Hiroaki Suzuki, 2020 .

Shape effects of GeSbTe nanodots on the near-field interaction with a silver triangle antenna

K. Shiraishi, K. Yamada, K. Asakawa, 2015 .

Analysis of defect coupling in one- and two-dimensional photonic crystals

H. Ishikawa, S. Lan, K. Asakawa, 2002 .

InAs quantum-dot laser utilizing GaAs photonic-crystal line-defect waveguide.

K. Asakawa, Y. Sugimoto, N. Ikeda, 2004, Optics express.

Single Photonic-Crystal Defect Switch for All-Optical Ultrafast Operation Using Two Photon Absorption

Hiroshi Ishikawa, Yoshimasa Sugimoto, Yu Tanaka, 2004 .

Studies on key nano-fabrication processes for GaAs-based air-bridge-type two-dimensional photonic-crystal slab waveguides

Yoshimasa Sugimoto, Kiyoshi Asakawa, Naoki Ikeda, 2007 .