年別の研究成果
年別の研究成果
- 1 - 50 / 51 件
検索結果
-
2022
Polarization-sensitive terahertz time-domain spectroscopy system without mechanical moving parts
Nakagawa, M., Okano, M. & Watanabe, S., 2022 8月 1, In: Optics Express. 30, 16, p. 29421-29434 14 p.研究成果: Article › 査読
Open Access -
Strain-induced irreversible change of the conductive network in a rubber/carbon-black composite revealed by polarization-resolved terahertz dielectric spectroscopy
Mizuta, K., Okano, M., Morimoto, T., Ata, S. & Watanabe, S., 2022 7月 11, In: Applied Physics Letters. 121, 2, 024101.研究成果: Article › 査読
-
Temporal-offset dual-comb vibrometer with picometer axial precision
Iwasaki, A., Nishikawa, D., Okano, M., Tateno, S., Yamanoi, K., Nozaki, Y. & Watanabe, S., 2022 10月 1, In: APL Photonics. 7, 10, 106101.研究成果: Article › 査読
Open Access -
Triggerless data acquisition in asynchronous optical-sampling terahertz time-domain spectroscopy based on a dual-comb system
Okano, M. & Watanabe, S., 2022 10月 24, In: Optics Express. 30, 22, p. 39613-39623 11 p.研究成果: Article › 査読
Open Access1 被引用数 (Scopus) -
Ultra-precise determination of thicknesses and refractive indices of optically thick dispersive materials by dual-comb spectroscopy
Sumihara, K. A., Okubo, S., Okano, M., Inaba, H. & Watanabe, S., 2022 1月 17, In: Optics Express. 30, 2, p. 2734-2747 14 p.研究成果: Article › 査読
Open Access1 被引用数 (Scopus) -
2021
Interferogram-based determination of the absolute mode numbers of optical frequency combs in dual-comb spectroscopy
Fukuda, T., Okano, M. & Watanabe, S., 2021 7月 5, In: Optics Express. 29, 14, p. 22214-22227 14 p.研究成果: Article › 査読
Open Access3 被引用数 (Scopus) -
2020
Evaluation of Crystallinity and Hydrogen Bond Formation in Stereocomplex Poly(lactic acid) Films by Terahertz Time-Domain Spectroscopy
Hirata, J., Kurokawa, N., Okano, M., Hotta, A. & Watanabe, S., 2020 8月 25, In: Macromolecules. 53, 16, p. 7171-7177 7 p.研究成果: Article › 査読
14 被引用数 (Scopus) -
Terahertz time-domain polarimetry (THz-TDP) based on the spinning E-O sampling technique: Determination of precision and calibration
Xu, K., Bayati, E., Oguchi, K., Watanabe, S., Winebrenner, D. P. & Hassan Arbab, M., 2020 4月 27, In: Optics Express. 28, 9, p. 13482-13496 15 p.研究成果: Article › 査読
Open Access15 被引用数 (Scopus) -
Ultrafast coherent control of higher-order spin waves in a NiFe thin film by double-pulse excitation
Okano, M., Takahashi, T. & Watanabe, S., 2020 8月 24, In: Applied Physics Letters. 117, 8, 082407.研究成果: Article › 査読
1 被引用数 (Scopus) -
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 11月 25, In: Optics Express. 27, 24, p. 35141-35165 25 p.研究成果: Article › 査読
9 被引用数 (Scopus) -
Real-Time Monitoring of Structural Changes in Poly(lactic acid) during Thermal Treatment by High-Speed Terahertz Time-Domain Spectroscopy for Nondestructive Inspection
Nakamura, M., Okano, M. & Watanabe, S., 2019 11月 8, In: ACS Applied Polymer Materials. 1, 11, p. 3008-3016 9 p.研究成果: Article › 査読
5 被引用数 (Scopus) -
Spatio-temporal imaging of terahertz electric-field vectors: Observation of polarization-dependent knife-edge diffraction
Suzuki, K., Oguchi, K., Monnai, Y., Okano, M. & Watanabe, S., 2019 5月 1, In: Applied Physics Express. 12, 5, 052010.研究成果: Article › 査読
Open Access1 被引用数 (Scopus) -
2018
Inspection of internal filler alignment in visibly opaque carbon-black–rubber composites by terahertz polarization spectroscopy in reflection mode
Okano, M. & Watanabe, S., 2018 12月, In: Polymer Testing. 72, p. 196-201 6 p.研究成果: Article › 査読
10 被引用数 (Scopus) -
Ultrafast control of coherent spin precession in ferromagnetic thin films via thermal spin excitation processes induced by two-pulse laser excitation
Shibata, H., Okano, M. & Watanabe, S., 2018 1月 31, In: Physical Review B. 97, 1, 014438.研究成果: Article › 査読
9 被引用数 (Scopus) -
2017
Anisotropic percolation conduction in elastomer-carbon black composites investigated by polarization-sensitive terahertz time-domain spectroscopy
Okano, M., Fujii, M. & Watanabe, S., 2017 11月 27, In: Applied Physics Letters. 111, 22, 221902.研究成果: Article › 査読
9 被引用数 (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 7月 20, In: Journal of Physical Chemistry B. 121, 28, p. 6951-6957 7 p.研究成果: Article › 査読
17 被引用数 (Scopus) -
Detailed study of transient anomalous electric field vector focused by parabolic mirror
Shibata, K., Uemoto, M., Takai, M. & Watanabe, S., 2017 3月, In: Journal of Optics (United Kingdom). 19, 3, 035603.研究成果: Article › 査読
3 被引用数 (Scopus) -
Internal triaxial strain imaging of visibly opaque black rubbers with terahertz polarization spectroscopy
Moriwaki, A., Okano, M. & Watanabe, S., 2017 10月 1, In: APL Photonics. 2, 10, 106101.研究成果: Article › 査読
Open Access16 被引用数 (Scopus) -
Magneto-optic Kerr effect CCD imaging with polarization modulation technique
Nakayama, S., Okano, M., Nozaki, Y. & Watanabe, S., 2017 5月 1, In: AIP Advances. 7, 5, 056802.研究成果: Article › 査読
Open Access1 被引用数 (Scopus) -
Polarization-sensitive dual-comb spectroscopy
Sumihara, K. A., Okubo, S., Okano, M., Inaba, H. & Watanabe, S., 2017 1月 1, In: Journal of the Optical Society of America B: Optical Physics. 34, 1, p. 154-159 6 p.研究成果: Article › 査読
14 被引用数 (Scopus) -
Retrieving the undistorted terahertz time-domain electric-field vector from the electro-optic effect
Oguchi, K., Okano, M. & Watanabe, S., 2017 9月 1, In: Journal of the Optical Society of America B: Optical Physics. 34, 9, p. 1946-1956 11 p.研究成果: Article › 査読
4 被引用数 (Scopus) -
2016
Anisotropic optical response of optically opaque elastomers with conductive fillers as revealed by terahertz polarization spectroscopy
Okano, M. & Watanabe, S., 2016 12月 23, In: Scientific reports. 6, 39079.研究成果: Article › 査読
Open Access27 被引用数 (Scopus) -
Polarization-sensitive electro-optic detection of terahertz wave using three different types of crystal symmetry: Toward broadband polarization spectroscopy
Oguchi, K., Iwasaki, H., Okano, M. & Watanabe, S., 2016 1月 4, In: Applied Physics Letters. 108, 1, 011105.研究成果: Article › 査読
10 被引用数 (Scopus) -
Spatial polarization variation in terahertz electromagnetic wave focused by off-axis parabolic mirror
Takai, M., Shibata, K., Uemoto, M. & Watanabe, S., 2016 5月, In: Applied Physics Express. 9, 5, 052206.研究成果: Article › 査読
Open Access11 被引用数 (Scopus) -
2015
Intrinsic formation of electromagnetic divergence and rotation by parabolic focusing
Shibata, K., Takai, M., Uemoto, M. & Watanabe, S., 2015 11月 3, In: Physical Review A - Atomic, Molecular, and Optical Physics. 92, 5, 053806.研究成果: Article › 査読
11 被引用数 (Scopus) -
2014
High-speed terahertz time-domain polarimeter based on an electro-optic modulation technique
Yasumatsu, N., Kasatani, A., Oguchi, K. & Watanabe, S., 2014 9月 1, In: Applied Physics Express. 7, 9, 092401.研究成果: Article › 査読
21 被引用数 (Scopus) -
Polarization detection of terahertz radiation via the electro-optic effect using zinc blende crystal symmetry
Oguchi, K., Yasumatsu, N. & Watanabe, S., 2014 12月 1, In: Journal of the Optical Society of America B: Optical Physics. 31, 12, p. 3170-3180 11 p.研究成果: Article › 査読
4 被引用数 (Scopus) -
Video-rate terahertz electric-field vector imaging
Takai, M., Takeda, M., Sasaki, M., Tachizaki, T., Yasumatsu, N. & Watanabe, S., 2014 10月 13, In: Applied Physics Letters. 105, 15, 151103.研究成果: Article › 査読
10 被引用数 (Scopus) -
2013
A real-time terahertz time-domain polarization analyzer with 80-MHz repetition-rate femtosecond laser pulses
Watanabe, S., Yasumatsu, N., Oguchi, K., Takeda, M., Suzuki, T. & Tachizaki, T., 2013 3月, In: Sensors (Switzerland). 13, 3, p. 3299-3312 14 p.研究成果: Article › 査読
12 被引用数 (Scopus) -
2012
Intense terahertz pulse-induced nonlinear responses in carbon nanotubes
Shimano, R., Watanabe, S. & Matsunaga, R., 2012 8月, In: Journal of Infrared, Millimeter, and Terahertz Waves. 33, 8, p. 861-869 9 p.研究成果: Article › 査読
26 被引用数 (Scopus) -
Precise real-time polarization measurement of terahertz electromagnetic waves by a spinning electro-optic sensor
Yasumatsu, N. & Watanabe, S., 2012 2月, In: Review of Scientific Instruments. 83, 2, 023104.研究成果: Article › 査読
50 被引用数 (Scopus) -
T-ray topography by time-domain polarimetry
Yasumatsu, N. & Watanabe, S., 2012 7月 1, In: Optics Letters. 37, 13, p. 2706-2708 3 p.研究成果: Article › 査読
26 被引用数 (Scopus) -
2011
Intense terahertz pulse induced exciton generation in carbon nanotubes
Watanabe, S., Minami, N. & Shimano, R., 2011 1月 17, In: Optics Express. 19, 2, p. 1528-1538 11 p.研究成果: Article › 査読
72 被引用数 (Scopus) -
2010
Room temperature terahertz electro-optic modulation by excitons in carbon nanotubes
Ogawa, T., Watanabe, S., Minami, N. & Shimano, R., 2010 7月 26, In: Applied Physics Letters. 97, 4, 041111.研究成果: Article › 査読
25 被引用数 (Scopus) -
Ultrafast photo-induced insulator-to-metal transition in the spin density wave system of (TMTSF)2PF6
Watanabe, S., Kondo, R., Kagoshima, S. & Shimano, R., 2010 6月 1, In: Physica B: Condensed Matter. 405, 11 SUPPL., p. S360-S362研究成果: Article › 査読
-
2009
Observation of ultrafast photoinduced closing and recovery of the spin-density-wave gap in (TMTSF ) 2 PF6
Watanabe, S., Kondo, R., Kagoshima, S. & Shimano, R., 2009 12月 17, In: Physical Review B - Condensed Matter and Materials Physics. 80, 22, 220408.研究成果: Article › 査読
13 被引用数 (Scopus) -
2008
Spin-density-wave gap in (TMTSF)2PF6 probed by reflection-type terahertz time-domain spectroscopy
Watanabe, S., Kondo, R., Kagoshima, S. & Shimano, R., 2008 12月, In: Physica Status Solidi (B) Basic Research. 245, 12, p. 2688-2691 4 p.研究成果: Article › 査読
10 被引用数 (Scopus) -
2007
Compact terahertz time domain spectroscopy system with diffraction-limited spatial resolution
Watanabe, S. & Shimano, R., 2007, In: Review of Scientific Instruments. 78, 10, 103906.研究成果: Article › 査読
7 被引用数 (Scopus) -
Mechanisms of quantum dot energy engineering by metalorganic vapor phase epitaxy on patterned nonplanar substrates
Pelucchi, E., Watanabe, S., Leifer, K., Zhu, Q., Dwir, B., De Los Rios, P. & Kapon, E., 2007 5月, In: Nano Letters. 7, 5, p. 1282-1285 4 p.研究成果: Article › 査読
51 被引用数 (Scopus) -
Narrow (≈4 meV) inhomogeneous broadening and its correlation with confinement potential of pyramidal quantum dot arrays
Leifer, K., Pelucchi, E., Watanabe, S., Michelini, F., Dwir, B. & Kapon, E., 2007 8月 31, In: Applied Physics Letters. 91, 8, 081106.研究成果: Article › 査読
29 被引用数 (Scopus) -
2005
Patterning of confined-state energies in site-controlled semiconductor quantum dots
Watanabe, S., Pelucchi, E., Leifer, K., Malko, A., Dwir, B. & Kapon, E., 2005 6月 13, In: Applied Physics Letters. 86, 24, p. 1-3 3 p., 243105.研究成果: Article › 査読
11 被引用数 (Scopus) -
2004
Dense uniform arrays of site-controlled quantum dots grown in inverted pyramids
Watanabe, S., Pelucchi, E., Dwir, B., Baier, M. H., Leifer, K. & Kapon, E., 2004 4月 12, In: Applied Physics Letters. 84, 15, p. 2907-2909 3 p.研究成果: Article › 査読
51 被引用数 (Scopus) -
High uniformity of site-controlled pyramidal quantum dots grown on prepatterned substrates
Baier, M. H., Watanabe, S., Pelucchi, E. & Kapon, E., 2004 3月 15, In: Applied Physics Letters. 84, 11, p. 1943-1945 3 p.研究成果: Article › 査読
79 被引用数 (Scopus) -
Site- And energy-controlled pyramidal quantum dot heterostructures
Kapon, E., Pelucchi, E., Watanabe, S., Malko, A., Baier, M. H., Leifer, K., Dwir, B., Michelini, F. & Dupertuis, M. A., 2004 11月 1, In: Physica E: Low-Dimensional Systems and Nanostructures. 25, 2-3 SPEC.ISS., p. 288-297 10 p.研究成果: Article › 査読
42 被引用数 (Scopus) -
2003
High-quality InxGa1-xAs/Al0.30Ga0.70As quantum dots grown in inverted pyramids
Pelucchi, E., Baier, M., Ducommun, Y., Watanabe, S. & Kapon, E., 2003 7月 1, In: Physica Status Solidi (B) Basic Research. 238, 2, p. 233-236 4 p.研究成果: Article › 査読
29 被引用数 (Scopus) -
Imaging of emission patterns in a T-shaped quantum wire laser
Takahashi, Y., Watanabe, S., Yoshita, M., Itoh, H., Hayamizu, Y., Akiyama, H., Pfeiffer, L. N. & West, K. W., 2003 11月 17, In: Applied Physics Letters. 83, 20, p. 4089-4091 3 p.研究成果: Article › 査読
12 被引用数 (Scopus) -
Vertically polarized lasing and photoluminescence in a ridge quantum-wire laser
Watanabe, S., Koshiba, S., Yoshita, M., Baba, M., Sakaki, H. & Akiyama, H., 2003 11月 18, In: Physical Review B - Condensed Matter and Materials Physics. 68, 19研究成果: Article › 査読
1 被引用数 (Scopus) -
2002
Lasing from a single-quantum wire
Hayamizu, Y., Yoshita, M., Watanabe, S., Akiyama, H., Pfeiffer, L. N. & West, K. W., 2002 12月 23, In: Applied Physics Letters. 81, 26, p. 4937-4939 3 p.研究成果: Article › 査読
75 被引用数 (Scopus) -
Polarization dependence of the optical interband transition defined by the spatial variation of the valence p-orbital Bloch functions in quantum wires
Watanabe, S., Yoshita, M., Koshiba, S. & Akiyama, H., 2002 10月, In: Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 41, 10, p. 5924-5936 13 p.研究成果: Article › 査読
6 被引用数 (Scopus) -
1999
Microscopy of electronic states contributing to lasing in ridge quantum-wire laser structure
Watanabe, S., Koshiba, S., Yoshita, M., Sakaki, H., Baba, M. & Akiyama, H., 1999 10月 11, In: Applied Physics Letters. 75, 15, p. 2190-2192 3 p.研究成果: Article › 査読
8 被引用数 (Scopus)