Toshiharu Saiki

2021

Interference-based wide-range dynamic tuning of the plasmonic color of single gold nanoparticles

Nakayama, B., Nakabayashi, T., Esashika, K., Hiruta, Y. & Saiki, T., 2021 5 10, In: Optics Express. 29, 10, p. 15001-15012 12 p.

研究成果: Article › 査読

Open Access

Sensitive detection of alkyne-terminated hydrophobic drug by surface-enhanced stimulated Raman scattering in cetyltrimethylammonium bromide-coated gold nanorod suspensions

Mizuguchi, T., Nuriya, M., Yasui, M., Iino, T., Ozeki, Y. & Saiki, T., 2021 3, In: Applied Physics Express. 14, 3, 032003.

研究成果: Article › 査読

2020

Multimodal Multiphoton Imaging of the Lipid Bilayer by Dye-Based Sum-Frequency Generation and Coherent Anti-Stokes Raman Scattering

Mizuguchi, T., Momotake, A., Hishida, M., Yasui, M., Yamamoto, Y., Saiki, T. & Nuriya, M., 2020 4 21, In: Analytical Chemistry. 92, 8, p. 5656-5660 5 p.

研究成果: Article › 査読

Open Access

3 被引用数 (Scopus)

Phase-change Janus particles with switchable dual properties

Soma, R., Nakayama, B., Kuwahara, M., Yamamoto, E. & Saiki, T., 2020 11 30, In: Applied Physics Letters. 117, 22, 221601.

研究成果: Article › 査読

Target DNA detection by solid-state nanopores using gold nanoparticle probes

Akahori, R., Esashika, K., Yanagi, I. & Saiki, T., 2020 10 1, In: Japanese journal of applied physics. 59, 10, 107001.

研究成果: Article › 査読

Tuning the dynamic range of an Au-nanoparticle-based DNA hybridization assay by optimizing particle size, concentration, and surface probe density

Esashika, K. & Saiki, T., 2020 9 1, In: Japanese journal of applied physics. 59, 9, 095005.

研究成果: Article › 査読

1 被引用数 (Scopus)

2019

Electro-osmotic trapping and compression of single DNA molecules while passing through a nanopore

Yamazaki, H., Mizuguchi, T., Esashika, K. & Saiki, T., 2019 9 21, In: Analyst. 144, 18, p. 5381-5388 8 p.

研究成果: Article › 査読

3 被引用数 (Scopus)

Rapid Assembly of Colloidal Crystals under Laser Illumination on a GeSbTe Substrate

Yamaguchi, K., Yamamoto, E., Soma, R., Nakayama, B., Kuwahara, M. & Saiki, T., 2019 5 14, In: Langmuir. 35, 19, p. 6403-6408 6 p.

研究成果: Article › 査読

Simple and rapid method for homogeneous dimer formation of gold nanoparticles in a bulk suspension based on van der Waals interactions between alkyl chains

Esashika, K., Ishii, R., Tokihiro, S. & Saiki, T., 2019 4 1, In: Optical Materials Express. 9, 4, 356279.

研究成果: Article › 査読

2 被引用数 (Scopus)

2018

26 near-field optical spectroscopy of single quantum constituents

Saiki, T., 2018 1 1, In: NanoScience and Technology. p. 351-372 22 p.

研究成果: Article › 査読

Coding two-dimensional patterns into mode spectrum of silicon microcavity covered with a phase-change film

Sobhi, F., Kihara, Y., Kataiwa, D., Taguchi, Y., Kuwahara, M. & Saiki, T., 2018 11 1, In: Applied Physics A: Materials Science and Processing. 124, 11, 757.

研究成果: Article › 査読

DNA Hybridization Assay Using Gold Nanoparticles and Electrophoresis Separation Provides 1 pM Sensitivity

Esashika, K. & Saiki, T., 2018 1 17, In: Bioconjugate Chemistry. 29, 1, p. 182-189 8 p.

研究成果: Article › 査読

7 被引用数 (Scopus)

2017

Implementation of pulse timing discriminator functionality into a GeSbTe/GeCuTe double layer structure

Akimoto, R., Handa, H., Shindo, S., Sutou, Y., Kuwahara, M., Naruse, M. & Saiki, T., 2017 10 30, In: Optics Express. 25, 22, p. 26825-26831 7 p.

研究成果: Article › 査読

1 被引用数 (Scopus)

Nanoscale optical thermometry using a time-correlated single-photon counting in an illumination-collection mode

Seto, D., Nikka, R., Nishio, S., Taguchi, Y., Saiki, T. & Nagasaka, Y., 2017 1 16, In: Applied Physics Letters. 110, 3, 033109.

研究成果: Article › 査読

4 被引用数 (Scopus)

Single-shot 25-frame burst imaging of ultrafast phase transition of Ge₂Sb₂Te5 with a sub-picosecond resolution

Suzuki, T., Hida, R., Yamaguchi, Y., Nakagawa, K., Saiki, T. & Kannari, F., 2017 9, In: Applied Physics Express. 10, 9, 092502.

研究成果: Article › 査読

27 被引用数 (Scopus)

Switching of localized surface plasmon resonance of gold nanoparticles using phase-change materials and implementation of computing functionality

Saiki, T., 2017 9 1, In: Applied Physics A: Materials Science and Processing. 123, 9, 577.

研究成果: Article › 査読

5 被引用数 (Scopus)

2016

Optical observation of DNA motion during and immediately after nanopore translocation

Yamazaki, H., Ito, S., Esashika, K. & Saiki, T., 2016 1, In: Applied Physics Express. 9, 1, 017001.

研究成果: Article › 査読

7 被引用数 (Scopus)

Optical observation of DNA translocation through Al₂O₃ sputtered silicon nanopores in porous membrane

Yamazaki, H., Ito, S., Esashika, K., Taguchi, Y. & Saiki, T., 2016 3 1, In: Applied Physics A: Materials Science and Processing. 122, 3, p. 1-6 6 p., 216.

研究成果: Article › 査読

2 被引用数 (Scopus)

Optimized modification of gold nanoparticles with a self-assembled monolayer for suppression of nonspecific binding in DNA assays

Esashika, K. & Saiki, T., 2016 10, In: Japanese journal of applied physics. 55, 10, 107001.

研究成果: Article › 査読

2 被引用数 (Scopus)

Salt dependence of DNA translocation dynamics through silicon nanopores detected by ultraviolet excitation

Ito, S., Yamazaki, H., Tsukahara, M., Esashika, K. & Saiki, T., 2016 4 1, In: Applied Physics A: Materials Science and Processing. 122, 4, 342.

研究成果: Article › 査読

4 被引用数 (Scopus)

2015

All-optical switching of localized surface plasmon resonance in single gold nanosandwich using GeSbTe film as an active medium

Hira, T., Homma, T., Uchiyama, T., Kuwamura, K., Kihara, Y. & Saiki, T., 2015 1 19, In: Applied Physics Letters. 106, 3, 031105.

研究成果: Article › 査読

19 被引用数 (Scopus)

Computations with near-field coupled plasmon particles interacting with phase-change materials

Kanazawa, S., Kuwamura, K., Kihara, Y., Hirukawa, Y. & Saik, T., 2015, In: International Journal of Metalcasting. 9, 1, p. 1323-1327 5 p.

研究成果: Article › 査読

Robust discrimination between single gold nanoparticles and their dimers in aqueous solution for ultrasensitive homogeneous bioassays

Kobayashi, J., Takeshita, Y., Mizuno, N., Esashika, K. & Saiki, T., 2015, In: Advances in Optical Technologies. 2015, 581381.

研究成果: Article › 査読

2 被引用数 (Scopus)

Switching the localized surface plasmon resonance of single gold nanorods with a phase-change material and the implementation of a cellular automata algorithm using a plasmon particle array

Hira, T., Uchiyama, T., Kuwamura, K., Kihara, Y., Yawatari, T. & Saiki, T., 2015, In: Advances in Optical Technologies. 2015, 150791.

研究成果: Article › 査読

4 被引用数 (Scopus)

Tuning of emission energy of single quantum dots using phase-change mask for resonant control of their interactions

Sato, Y., Kanazawa, S., Yamamura, A., Kuwahara, M., Regreny, P., Gendry, M. & Saik, T., 2015, In: International Journal of Metalcasting. 9, 1, p. 1329-1333 5 p.

研究成果: Article › 査読

Ultrafast time-resolved electron diffraction revealing the nonthermal dynamics of near-UV photoexcitation-induced amorphization in Ge₂ Sb₂ Te ₅

Hada, M., Oba, W., Kuwahara, M., Katayama, I., Saiki, T., Takeda, J. & Nakamura, K. G., 2015 8 28, In: Scientific reports. 5, 13530.

研究成果: Article › 査読

24 被引用数 (Scopus)

2014

Near-field optical imaging of light localization in GaN nanocolumn system

Sakai, M., Inose, Y., Ohtsuki, T., Ema, K., Kishino, K. & Saiki, T., 2014 3, In: Japanese journal of applied physics. 53, 3, 030301.

研究成果: Article › 査読

4 被引用数 (Scopus)

Numerical analysis of the temperature dependence of near-field polarization for nanoscale thermometry using a triple-tapered near-field optical fiber probe

Nitta, J., Taguchi, Y., Saiki, T. & Nagasaka, Y., 2014 3, In: Journal of Optics (United Kingdom). 16, 3, 035001.

研究成果: Article › 査読

Optical detection of DNA translocation through silicon nanopore by ultraviolet light

Yamazaki, H., Kimura, S., Tsukahara, M., Esashika, K. & Saiki, T., 2014 4, In: Applied Physics A: Materials Science and Processing. 115, 1, p. 53-56 4 p.

研究成果: Article › 査読

16 被引用数 (Scopus)

Polarization-based immunoassay in aqueous solution using Au nanoparticle-labeled antibody

Mizuno, N., Takeshita, Y., Kobayashi, J., Esashika, K. & Saiki, T., 2014 4, In: Applied Physics A: Materials Science and Processing. 115, 1, p. 75-78 4 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

Redshifted and blueshifted photoluminescence emission of InAs/InP quantum dots upon amorphization of phase change material

Humam, N. S. B., Sato, Y., Takahashi, M., Kanazawa, S., Tsumori, N., Regreny, P., Gendry, M. & Saiki, T., 2014 6 16, In: Optics Express. 22, 12, p. 14830-14839 10 p.

研究成果: Article › 査読

4 被引用数 (Scopus)

Self-organization of a periodic structure between amorphous and crystalline phases in a GeTe thin film induced by femtosecond laser pulse amorphization

Katsumata, Y., Morita, T., Morimoto, Y., Shintani, T. & Saiki, T., 2014 7 21, In: Applied Physics Letters. 105, 3, 031907.

研究成果: Article › 査読

15 被引用数 (Scopus)

Studies of the anisotropic diffusive motion of nanoparticlesat the solid-liquid interface using near-fieldfluorescence correlation spectroscopy

Suzuki, M., Kurihara, H. & Saiki, T., 2014 5, In: Electrochemistry. 82, 5, p. 376-379 4 p.

研究成果: Article › 査読

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 6 30, In: Applied Physics Letters. 104, 26, 261903.

研究成果: Article › 査読

42 被引用数 (Scopus)

2013

Dependence of switching characteristics of GeTe/Sb₂Te ₃ superlattice phase change materials on electric pulse width and optical polarization direction

Shintani, T. & Saiki, T., 2013 11, In: Applied Physics Express. 6, 11, 111401.

研究成果: Article › 査読

10 被引用数 (Scopus)

Local control of emission energy of semiconductor quantum dots using volume expansion of a phase-change material

Takahashi, M., Syafawati Humam, N., Tsumori, N., Saiki, T., Regreny, P. & Gendry, M., 2013 3 4, In: Applied Physics Letters. 102, 9, 093120.

研究成果: Article › 査読

9 被引用数 (Scopus)

Switching of localized surface plasmon resonance of gold nanoparticles on a GeSbTe film mediated by nanoscale phase change and modification of surface morphology

Hira, T., Homma, T., Uchiyama, T., Kuwamura, K. & Saiki, T., 2013 12 9, In: Applied Physics Letters. 103, 24, 241101.

研究成果: Article › 査読

23 被引用数 (Scopus)

2012

Lateral variation of interface disorder in wetting layer on formation of InAs/InP quantum dots visualized by near-field imaging spectroscopy

Tojinbara, H., Takahashi, M., Tsumori, N., Mizuno, D., Kubota, R., Sakuma, Y. & Saiki, T., 2012, In: Journal of Nanophotonics. 6, 1, 063521.

研究成果: Article › 査読

Near-field fluorescence thermometry using highly efficient triple-tapered near-field optical fiber probe

Fujii, T., Taguchi, Y., Saiki, T. & Nagasaka, Y., 2012 12, In: Review of Scientific Instruments. 83, 12, 124901.

研究成果: Article › 査読

12 被引用数 (Scopus)

Near-infrared nano-spectroscopy of semiconductor quantum dots using a phase-change mask layer

Tsumori, N., Takahashi, M., Kubota, R., Regreny, P., Gendry, M. & Saiki, T., 2012 2 6, In: Applied Physics Letters. 100, 6, 063111.

研究成果: Article › 査読

4 被引用数 (Scopus)

2011

A fusion-spliced near-field optical fiber probe using photonic crystal fiber for nanoscale thermometry based on fluorescence-lifetime measurement of quantum dots

Fujii, T., Taguchi, Y., Saiki, T. & Nagasaka, Y., 2011 9, In: Sensors. 11, 9, p. 8358-8369 12 p.

研究成果: Article › 査読

8 被引用数 (Scopus)

Effects of organic solvents on drug incorporation into polymeric carriers and morphological analyses of drug-incorporated polymeric micelles

Harada, Y., Yamamoto, T., Sakai, M., Saiki, T., Kawano, K., Maitani, Y. & Yokoyama, M., 2011 2 14, In: International Journal of Pharmaceutics. 404, 1-2, p. 271-280 10 p.

研究成果: Article › 査読

18 被引用数 (Scopus)

Evaluation of influence of anisotropic diffusion near a wall in near-field fluorescence correlation spectroscopy of nanoparticles

Kasahara, K. & Saiki, T., 2011 3, In: Optical Review. 18, 2, p. 237-240 4 p.

研究成果: Article › 査読

Experimental study of near-field light collection efficiency of aperture fiber probe at near-infrared wavelengths

Tsumori, N., Takahashi, M., Sakuma, Y. & Saiki, T., 2011 10 10, In: Applied Optics. 50, 29, p. 5710-5713 4 p.

研究成果: Article › 査読

6 被引用数 (Scopus)

Polarization-sensitive reading method for high-density optical data storage

Yasui, T. & Saiki, T., 2011 7, In: Japanese journal of applied physics. 50, 7 PART 1, 072502.

研究成果: Article › 査読

1 被引用数 (Scopus)

2010

Low-density inas quantum dots grown on InP(001) using solid-source molecular beam epitaxy with a post-growth annealing process

Kubota, R., Saiki, T., Regreny, P., Benamrouche, A. & Gendry, M., 2010 4, In: Japanese journal of applied physics. 49, 4 PART 1, p. 412011-412014 4 p.

研究成果: Article › 査読