Search Results - "Takano, Junya"

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    Dispersion-managed mode-locked Tm:ZBLAN fiber lasers by Kawase, Hiroki, Takano, Junya, Noguchi, Riko, Fuji, Takao

    Published in Optics express (21-10-2024)
    “…We demonstrated a dispersion-managed 2 µm ultrafast laser based on Tm:ZBLAN fiber. By controlling intracavity net dispersion using passive fibers, we observed…”
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    Journal Article
  3. 3

    Low-Loss and Small 2 × 4λ Multiplexers Based on 2 × 2 and 2 × 1 Mach-Zehnder Interferometers With On-Chip Polarization Multiplexing for 400GbE by Fujisawa, Takeshi, Takano, Junya, Sawada, Yusuke, Saitoh, Kunimasa

    Published in Journal of lightwave technology (01-01-2021)
    “…Two silicon, 4λ O-band multiplexers (MUXs) for 400GbE using two Mach-Zehnder interferometers (MZIs) having 90-degree phase shift in their output with the help…”
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    Journal Article
  4. 4

    A novel Si four-wavelength multiplexer for 100/400GbE using higher-order mode composed of (a)symmetric directional couplers and TE 1 -TM 0 mode converter by Fujisawa, Takeshi, Takano, Junya, Sawada, Yusuke, Sakamoto, Taiji, Matsui, Takashi, Nakajima, Kazuhide, Saitoh, Kunimasa

    Published in Optics express (09-12-2019)
    “…A novel Si four-wavelength multiplexer (MUX) for 100/400GbE composed of (a)symmetric directional couplers and a rib-waveguide TE -TM mode converter is proposed…”
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    Journal Article
  5. 5

    Detaching thin catheter from adhesion on blood vessel wall using acoustic radiation force with solid vibration by Takano, Junya, Kobayashi, Yutaro, Ushimizu, Hidetaka, Okadome, Kansai, Mochizuki, Takashi, Masuda, Kohji

    Published in Japanese Journal of Applied Physics (01-07-2020)
    “…We have previously performed experiments where we used acoustic radiation force to bend thin catheters. Before considering clinical applications of this…”
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    Journal Article
  6. 6

    Proposal of Si Four-Wavelength Multiplexer Using Higher-Order Mode for 100GbE by Takano, Junya, Sato, Takanori, Sawada, Yusuke, Fujisawa, Takeshi, Sakamoto, Taiji, Matsui, Takashi, Tsujikawa, Kyozo, Nakajima, Kazuhide, Saitoh, Kunimasa

    “…We propose a Si four-wavelength multiplexer for 100GbE using (a)symmetric directional couplers and TE 1 TM 0 mode converter. The proposed device does not…”
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    Conference Proceeding
  7. 7

    Low-Loss Silicon 2 × 4λ Multiplexers Composed of On-Chip Polarization-Splitter-Rotator and 2 × 2 and 2 × 1 Mach-Zehnder Filters for 400GbE by Takano, Junya, Fujisawa, Takeshi, Sawada, Yusuke, Saitoh, Kunimasa

    “…2×4λ Si-photonics multiplexers for 400GbE composed of Mach-Zehnder filters and a polarization-splitter-rotator are proposed and experimentally demonstrated for…”
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    Conference Proceeding
  8. 8

    Ultra-High-Density Microduct Cable with Uncoupled 12-Core Fibers with Standard 250-µm Coating by Hayashi, Tetsuya, Inoue, Ayumi, Suzuki, Yohei, Norisugi, Yuji, Kawamoto, Keiji, Takano, Junya, Nagashima, Takuji, Hirama, Takao, Takeda, Kentaro, Shimoda, Yuki, Sato, Fumiaki

    “…We developed 12-core fibers suitable for short/medium-reach applications and fabricated a 144-fiber 8-mm-outer-diameter cable using the 12-core fibers, which…”
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    Conference Proceeding
  9. 9

    Low-Loss and Fabrication-Tolerant Si Four-Wavelength Multiplexer using Higher-Order Mode for 100/400GbE by Takano, Junya, Fujisawa, Takeshi, Sato, Takanori, Sawada, Yusuke, Sakamoto, Taiji, Matsui, Takashi, Tsujikawa, Kyozo, Nakajima, Kazuhide, Saitoh, Kunimasa

    “…A Si four-wavelength multiplexer for 100/400GbE composed of (a)symmetric directional couplers and a rib-waveguide mode-converter is experimentally…”
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    Conference Proceeding
  10. 10

    Experimental Study to Bend Thin Catheter Independent to Ultrasound Propagation Direction by Tempo-Spatial Division Emission Using Multiple Transducers by Ushimizu, Hidetaka, Takano, Junya, Okadome, Kansai, Suzuki, Toshiva, Mochizuki, Takashi, Masuda Grad, Kohii

    “…We have already experimented on the bending of a thin catheter with acoustic radiation force not only in the direction of ultrasound propagation but also in…”
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    Conference Proceeding