{"id":24,"date":"2024-01-29T17:01:13","date_gmt":"2024-01-29T08:01:13","guid":{"rendered":"https:\/\/demo13.sg-files.com\/wp\/thu_kitamura\/?page_id=24"},"modified":"2025-11-25T11:23:53","modified_gmt":"2025-11-25T02:23:53","slug":"publication","status":"publish","type":"page","link":"https:\/\/web.tohoku.ac.jp\/photonic-device\/publication\/","title":{"rendered":"\u7814\u7a76\u8ad6\u6587"},"content":{"rendered":"

\u5b66\u8853\u8ad6\u6587<\/h2>\n
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  1. T. Tokushima, S. Noda, and K. Kitamura<\/ins>, “High-order optical vortex beam generation based on watt-class spatial phase plate-integrated photonic-crystal surface-emitting lasers,”Optics Letters<\/em> Vol. 49, pp. 973-976 (2024).<\/li>\n
  2. Z. Fang, J. Tatebayashi, R. Homi, M. Ogawa, H. Kajii, M. Kondow, K. Kitamura<\/ins>, B.Mitchell, S. Ichikawa, Y. Fujiwara, “Enhancement of Er luminescence from bridge-type photonic crystal nanocavities with Er, O-co-doped GaAs,” Optics Continuum<\/em>, Vol. 2, pp. 2178\u20132185 (2023).<\/li>\n
  3. K. Nanjyo, Y. Kawamoto, H. Kitagawa, D. Headland, M. Fujita, and K. Kitamura<\/ins>, “Deflection of electromagnetic waves by pseudogravity in distorted photonic crystals,”Physical Review A<\/em> Vol. 108, pp.033522(2023).<\/li>\n
  4. R. Sakata, K. Ishizaki, M. D. Zoysa, K. Kitamura<\/ins>, T. Inoue, J. Gelleta, and S. Noda,\u3000”Photonic-crystal surface-emitting lasers with modulated photonic crystals enabling 2D beam scanning and various beam pattern emission,” Applied Physics Letters<\/em> 122(13) 130503-130503 (2023).<\/li>\n
  5. Hitoshi Kitagawa, Kanji Nanjyo, and Kyoko Kitamura<\/ins>, “Effective field theory for distorted photonic crystals,” Phys. Rev. A<\/i> 103, 063506 (2021).<\/li>\n
  6. Miki Kitazawa, Kyoko Kitamura<\/ins>, Shogo Ura, “Deformation of optical vortex beam by displacement of incident-beam optical axis from spiral phase plate center,” Results in Optics<\/em>, Volume 3, 100076 (2021).<\/li>\n
  7. M. Kitazawa, H. Himura, T. Mine, and K. Kitamura<\/ins>, \u201cRevisit: principle of transverse flow measurement by using an optical vortex beam in cylindrical coordinates,\u201d OSA Continuum<\/em>, Vol. 3, Issue 9, pp. 2470-2484 (2020).<\/li>\n
  8. Y. Tanaka, A. Nishigo, K. Kitamura<\/ins>, J. Gelleta and S. Noda \u201cModulated Photonic-Crystal Surface-Emitting Laser with Elliptical Lattice Points for Two-Dimensional Coupling Enhancement\u201d, AIP Advances<\/em>, Vol. 9, Issue 11, 115204 (2019).<\/li>\n
  9. K. Kitamura<\/ins>, T. Okino, D. Yasuda and S. Noda \u201cPolarization control by modulated photonic-crystal lasers\u201d, Optics Letters<\/em>, Vol. 44, No. 19, pp. 4718-4720 (2019).<\/li>\n
  10. K. Kitamura<\/ins>, M. Kitazawa, S. Noda \u201cGeneration of optical vortex beam by surface-processed photonic-crystal surface-emitting lasers\u201d, Optics Express<\/em>, Vol 27, No. 2, pp.1045-1050 (2019).<\/li>\n
  11. S. Noda, K. Kitamura<\/ins>, T. Okino, D. Yasuda, and Y. Tanaka \u201cPhotonic-crystal Surface-emitting Lasers: Review and Introduction of Modulated-Photonic Crystals\u201d, IEEE Journal of Selected Topics in Quantum Electronics<\/em>, Volume 23, Issue 6 (2017).<\/li>\n
  12. M. Nishimoto, K. Ishizaki, K. Maekawa, Y. Liang, K. Kitamura<\/ins>, and S. Noda \u201cFabrication of Photonic-Crystal Lasers by MBE Air-Hole Retained Growth\u201d, Applied Physics Express<\/em>, vol. 7, no. 9, 092703 (2014).<\/li>\n
  13. Y. Liang, T. Okino, K. Kitamura<\/ins>, C. Peng, K. Ishizaki, and S. Noda \u201cMode stability in photonic-crystal surface-emitting lasers with large \u03ba1DL\u201d, Applied Physics Letters<\/em>, 104, 021102-021105 (2014).<\/li>\n
  14. K. Kitamura<\/ins>, Ting Ting Xu, and S. Noda “Investigation of electric field enhancement between metal blocks at the focused field generated by a radially polarized beam”, Optics Express<\/em>, vol. 21, Issue 26, 32217-32224 (2013).<\/li>\n
  15. M. Nishimoto, K. Ishizaki, K. Maekawa, K. Kitamura<\/ins>, and S. Noda, “Air-Hole Retained Growth by Molecular Beam Epitaxy for Fabricating Ga\u00adAs -Based Photonic-Crystal Lasers”, Applied Physics Express<\/em>, vol. 6, no. 4, 042002, (2013).<\/li>\n
  16. Y. Liang, C. Peng, K. Ishizaki, S. Iwahashi, K. Sakai, Y. Tanaka, K. Kitamura<\/ins>, and S. Noda, “Three-dimensional coupled-wave analysis for triangular-lattice photonic crystal surface emitting lasers with transverse-electric polarization”, Optics Express<\/em>, vol.21, no. 1, 565-580 (2013).<\/li>\n
  17. K. Kitamura<\/ins>, M. Nishimoto, K. Sakai, and S. Noda, \u201cNeedle-like focus generation by radially polarized halo beams emitted by photonic-crystal ring-cavity laser,\u201d Applied Physics Letters<\/em>, 101, 221103 (2012).<\/li>\n
  18. K. Kitamura<\/ins>, K. Sakai, N. Takayama, M. Nishimoto, and S. Noda, \u201cFocusing properties of vector vortex beams emitted by photonic-crystal lasers,\u201d Optics Letters<\/em>, Vol. 37, No. 12, pp2421-2423 (2012).<\/li>\n
  19. K. Kitamura<\/ins>, K. Sakai and S. Noda, \u201cFinite-difference time-domain (FDTD) analysis on the interaction between a metal block and a radially polarized focused beam,\u201d Optics Express<\/em>, Vol.19, No. 15, pp13750\u201313756 (2011).<\/li>\n
  20. S. Iwahashi, Y. Kurosaka, K. Sakai, K. Kitamura<\/ins>, N. Takayama and S. Noda, \u201cHigh-order vector beams produced by photonic-crystal lasers,\u201d Optics Express<\/em>, Vol.19, No. 13, pp11963\u201311968 (2011).<\/li>\n
  21. K. Kitamura<\/ins>, K. Sakai and S. Noda, \u201cSub-wavelength focal spot with long depth of focus generated by radially polarized, narrow-width annular beam,\u201d Optics Express<\/em>, Vol 18, No. 5, pp4518-4525 (2010).<\/li>\n<\/ol>\n

    \u62db\u5f85\u8b1b\u6f14<\/h2>\n
      \n
    1. Kyoko KITAMURA<\/ins>\u201cOptical Pathways in Distorted Photonic Crystals\u201d, International Workshop on PCSELs \uff06 PECS-XIV 2025, Glasgow, UK, November, 2025(invited).<\/li>\n
    2. \u5317\u6751\u606d\u5b50<\/ins>“\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u30fc\u306b\u3088\u308b\u9ad8\u51fa\u529b\u5149\u6e26\u30d3\u30fc\u30e0\u306e\u767a\u751f” \u30ec\u30fc\u30b6\u30fc\u5b66\u4f1a\u5b66\u8853\u8b1b\u6f14\u4f1a\u7b2c45\u56de\u5e74\u6b21\u5927\u4f1a, \u5e83\u5cf6\u56fd\u969b\u4f1a\u8b70\u5834,\u00a0\u5e83\u5cf6\u5e02, 2025\u5e741\u6708 \u62db\u5f85\u8b1b\u6f14<\/li>\n
    3. Kyoko KITAMURA<\/ins>\u201cGeneration of Optical Vortex Beams from Photonic Crystal Surface-Emitting Lasers”, International Workshop on PCSELs 2024, Birmingham, UK, November, 2024(invited).<\/li>\n
    4. Kyoko KITAMURA<\/ins>\u201cPhotonic-crystal surface-emitting lasers for optical vortex beam generations\u201d, MOC2024,Kaohsiung,Taiwan, October,2024(invited).<\/li>\n
    5. Kyoko KITAMURA<\/ins>\u201cStudy on beam trajectory in distorted photonic crystals\u201d, OPIC2024 -OPTICS and PHOTONICS International Congress, Yokohama, Japan, April, 2024(invited).<\/li>\n
    6. Kyoko KITAMURA<\/ins>“Beam Trajectory Steering by Distorted Photonic Crystals,”13th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Paris July, 2023 (invited)<\/li>\n
    7. Kyoko KITAMURA<\/ins>“Distorted Photonic Crystal -novel approach of beam trajectory control-” Symposium on Photonic and Electromagnetic Crystal Structures (PECS), PECS-XIII, Tokyo March, 2023 (invited)<\/li>\n
    8. Kyoko KITAMURA<\/ins>“Control of Vector Beam Polarization Mode by Spatially Modulated Photonic-crystal Lasers,” The 15th Pacific Rim Conference on Lasers and Electro-Optics (CLEO Pacific Rim, CLEO-PR 2022), Sapporo August, 2022 (invited)<\/li>\n
    9. Kyoko KITAMURA<\/ins>“Spatially modulated photonic-crystal lasers for vector beams generation,” International Conference Laser Optics (ICLO) 2022, St. Petersburg (online) June, 2022 (invited)<\/li>\n
    10. \u5317\u6751\u606d\u5b50<\/ins>“\u683c\u5b50\u70b9\u5909\u4f4d\u3092\u6709\u3059\u308b\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u306e\u7814\u7a76 -\u30ec\u30fc\u30b6\u30d3\u30fc\u30e0\u306e\u7a7a\u9593\u7684\u5f62\u72b6\u30fb\u504f\u5149\u5236\u5fa1\u3068\u5149\u4f1d\u642c\u5236\u5fa1\u2010” \u30ec\u30fc\u30b6\u30fc\u5b66\u4f1a\u5b66\u8853\u8b1b\u6f14\u4f1a\u7b2c42\u56de\u5e74\u6b21\u5927\u4f1a, \u30aa\u30f3\u30e9\u30a4\u30f3, 2022\u5e741\u6708 \u62db\u5f85\u8b1b\u6f14<\/li>\n
    11. \u5317\u6751\u606d\u5b50<\/ins>“\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u30fc\u3092\u7528\u3044\u305f \u5b9f\u7a7a\u9593\u306e\u5149\u306e\u30c8\u30dd\u30ed\u30b8\u30fc\u5236\u5fa1” \u65e5\u672c\u5b66\u8853\u632f\u8208\u4f1a\u5149\u96fb\u76f8\u4e92\u5909\u63db\u7b2c125\u59d4\u54e1\u4f1a \u7b2c257\u56de\u7814\u7a76\u4f1a\u300c\u5149\u3068\u30c8\u30dd\u30ed\u30b8\u30fc\u300d, \u30aa\u30f3\u30e9\u30a4\u30f3, 2021\u5e7412\u6708 \u62db\u5f85\u8b1b\u6f14<\/li>\n
    12. \u5317\u6751\u606d\u5b50<\/ins>“\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u30fc\u306b\u3088\u308b\u30c8\u30dd\u30ed\u30b8\u30ab\u30eb\u5149\u6ce2\u306e\u767a\u751f”\u3000\u7814\u7a76\u4f1a\u300c\u5149\u306e\u8ecc\u9053\u89d2\u904b\u52d5\u91cf\u306e\u767a\u751f\u6a5f\u69cb\u3068\u7269\u8cea\u76f8\u4e92\u4f5c\u7528\u306e\u7406\u89e3\u300d, \u30aa\u30f3\u30e9\u30a4\u30f3, 2021\u5e743\u6708 \u62db\u5f85\u8b1b\u6f14<\/li>\n
    13. Kyoko KITAMURA<\/ins>, Susumu NODA: \u201cOutput beam control by photonic-crystal lasers having lattice points displacements\u201d, Photonics Device Workshop 2019, \uff082019). December (invited)<\/li>\n
    14. \u5317\u6751\u606d\u5b50<\/ins>: \u201c\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u306b\u3088\u308b\u51fa\u5c04\u30d3\u30fc\u30e0\u5236\u5fa1\uff0d\u5358\u4e00\u30c1\u30c3\u30d7\u30ec\u30fc\u30b6\u3067\u5149\u306e\u7269\u91cf\u3092\u3069\u3053\u307e\u3067\u5236\u5fa1\u3067\u304d\u308b\u304b\uff0d\u201d,\u5e73\u621030\u5e74\u96fb\u6c17\u95a2\u4fc2\u5b66\u4f1a\u95a2\u897f\u9023\u5408\u5927\u4f1a, \u5927\u962a\u5de5\u696d\u5927\u5b66,12\u6708\uff082018).\u3000\u62db\u5f85\u8b1b\u6f14<\/li>\n
    15. \u7530\u4e2d\u826f\u5178, \u5317\u6751\u606d\u5b50<\/ins>\uff0c\u91ce\u7530\u9032: \u201c\u5909\u8abf\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u306b\u3088\u308b\u30d3\u30fc\u30e0\u8d70\u67fb\u201d,\u30ec\u30fc\u30b6\u30fc\u5b66\u4f1a\u5b66\u8853\u8b1b\u6f14\u4f1a,\u7b2c38\u56de\u5e74\u6b21\u5927\u4f1a , 1\u6708(2018).\u3000\u62db\u5f85\u8b1b\u6f14<\/li>\n
    16. \u5317\u6751\u606d\u5b50<\/ins>\uff0c\u91ce\u7530\u9032: \u201c\u5909\u8abf\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u306b\u3088\u308b\u30d3\u30fc\u30e0\u64cd\u4f5c\u201d,IEEE Photonics Society Kansai Chapter \u7279\u5225\u8b1b\u6f14, 9\u6708(2017).\u3000\u62db\u5f85\u8b1b\u6f14<\/li>\n
    17. \u5317\u6751\u606d\u5b50<\/ins>\uff0c\u91ce\u7530\u9032: \u201c\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u306b\u3088\u308b\u69d8\u3005\u306a\u5f62\u72b6\u30fb\u504f\u5149\/\u4f4d\u76f8\u5206\u5e03\u30d3\u30fc\u30e0\u306e\u767a\u751f\u2015\u5149\u5727\u306e\u81ea\u5728\u306a\u30c7\u30b6\u30a4\u30f3\u306b\u5411\u3051\u3066\u2015\u201d, \u7b2c64\u56de \u5fdc\u7528\u7269\u7406\u5b66\u6625\u5b63\u5b66\u8853\u8b1b\u6f14\u4f1a, \u30d1\u30b7\u30d5\u30a3\u30b3\u6a2a\u6d5c, \u6a2a\u6d5c\u5e02, 3\u6708(2017).\u3000\u62db\u5f85\u8b1b\u6f14<\/li>\n
    18. \u5317\u6751\u606d\u5b50<\/ins>: \u201c\u5f84\u504f\u5149\u30d3\u30fc\u30e0\u306e\u7279\u7570\u306a\u96c6\u5149\u5834\u306b\u304a\u3051\u308b\u96fb\u5834\u5897\u5f37\u52b9\u679c\u306b\u95a2\u3059\u308b\u7814\u7a76\u201d,\u5fdc\u7528\u7269\u7406\u5b66\u4f1a\u30fb\u91cf\u5b50\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u7814\u7a76\u4f1a \u300c\u5149-\u7269\u8cea\u76f8\u4e92\u5236\u5fa1\u3000\uff5e\u5236\u5fa1\u6280\u8853\u306e\u9032\u5c55\u3068\u65b0\u3057\u3044\u7269\u7406\u306e\u63a2\u6c42\uff5e\u300d, \u4e0a\u667a\u5927\u5b66\u8efd\u4e95\u6ca2\u30bb\u30df\u30ca\u30fc\u30cf\u30a6\u30b9, \u9577\u91ce\u770c\u5317\u4f50\u4e45\u90e1\u8efd\u4e95\u6ca2\u753a, 12\u6708(2016).\u3000\u62db\u5f85\u8b1b\u6f14<\/li>\n
    19. \u5317\u6751\u606d\u5b50<\/ins>: \u201c\u5148\u9032\u30bb\u30f3\u30b7\u30f3\u30b0\u5206\u91ce\u3092\u652f\u3048\u308b\u5fae\u5c0f\u96c6\u5149\u30ec\u30fc\u30b6\u306e\u958b\u767a\u201d,\u7b2c197\u56de \u30bb\u30f3\u30b7\u30f3\u30b0\u6280\u8853\u5fdc\u7528\u7814\u7a76\u4f1a, \u5e38\u7fd4\u5b66\u5712\u5927\u962a\u30bb\u30f3\u30bf\u30fc, \u5927\u962a\u5e02, 12\u6708(2016).\u3000\u62db\u5f85\u8b1b\u6f14<\/li>\n
    20. \u5317\u6751\u606d\u5b50<\/ins>\uff0c\u91ce\u7530\u9032: \u201c\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u306b\u3088\u308b\u504f\u5149\u30fb\u4f4d\u76f8\u30fb\u504f\u5411\u5236\u5fa1\u3068\u305d\u306e\u5c55\u958b\u201d,\u7b2c77\u56de\u5fdc\u7528\u7269\u7406\u5b66\u4f1a\u79cb\u5b63\u5b66\u8853\u8b1b\u6f14\u4f1a, \u6731\u9dfa\u30e1\u30c3\u30bb, \u65b0\u6f5f\u5e02, 9\u6708(2016).\u3000\u62db\u5f85\u8b1b\u6f14<\/li>\n
    21. K. Kitamura<\/ins> “Photonic-crystal Lasers for Needle-like Focus Properties” International Symposium on Optical Memory 2015, Tu-F-02, Toyama International Conference Center, Toyama, October, 2015. (invited)<\/li>\n
    22. \u5317\u6751\u606d\u5b50<\/ins>\uff0c\u91ce\u7530\u9032: \u201c\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u30fc\u306b\u3088\u308b\u65b0\u5947\u306a\u96c6\u5149\u7279\u6027\u3092\u6709\u3059\u308b\u30d3\u30fc\u30e0\u306e\u767a\u751f\u201d,\u30ec\u30fc\u30b6\u30fc\u5b66\u4f1a\u5b66\u8853\u8b1b\u6f14\u4f1a\u7b2c34\u56de\u5e74\u6b21\u5927\u4f1a, \u5317\u4e5d\u5dde\u56fd\u969b\u4f1a\u8b70\u5834, \u5317\u4e5d\u5dde\u5e02, 1\u6708(2014).\u3000\u30b7\u30f3\u30dd\u30b8\u30a6\u30e0\u306b\u304a\u3051\u308b\u62db\u5f85\u8b1b\u6f14<\/li>\n
    23. K. Kitamura<\/ins> and S. Noda, \u201cVector Beam Generation by Photonic-crystal Lasers and Its Focusing Properties\u201d, Topological light wave synthesis and its applications (t-LWS), 5P-5, Chiba, July (2012). (invited)<\/li>\n
    24. \u5317\u6751\u606d\u5b50<\/ins>, \u897f\u672c\u660c\u54c9, \u91ce\u7530\u9032, \u201c\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u30ec\u30fc\u30b6\u306b\u3088\u308b\u65b0\u5947\u306a\u30d3\u30fc\u30e0\u306e\u767a\u751f\u3068\u96c6\u5149\u7279\u6027,\u201d\u7b2c59\u56de \u5fdc\u7528\u7269\u7406\u5b66\u95a2\u4fc2\u9023\u5408\u8b1b\u6f14\u4f1a, 16a-E9-5, \u65e9\u7a32\u7530\u5927\u5b66, 3\u6708 (2012). \u30b7\u30f3\u30dd\u30b8\u30a6\u30e0\u306b\u304a\u3051\u308b\u62db\u5f85\u8b1b\u6f14<\/li>\n<\/ol>\n

      \u56fd\u969b\u5b66\u4f1a\u306b\u304a\u3051\u308b\u767a\u8868\u8ad6\u6587<\/h2>\n
        \n
      1. R. Morita<\/ins>, T. Inoue, S. Nakano, S. Ishimura, H. Takahashi, T. Tsuritani, M. De Zoysa, K. Ishizaki, M. Suzuki, S. Noda, \u201cHigh-Power and High-Speed Photonic-Crystal Surface-Emitting Lasers (PCSELs) Based on Photon-Photon Resonance\u201d, 2024 IEEE 29th International Semiconductor Laser Conference (ISLC), USA, September(2024).<\/li>\n
      2. Ryohei Morita<\/ins>, Takuya Inoue, Masahiro Yoshida, Menaka De Zoysa, Kenji Ishizaki, Susumu Noda,\u201cHigh-power photonic-crystal surface-emitting lasers with 1-kHz-class intrinsic linewidths\u201d, CLEO 2024, North Carolina, USA, May(2024).<\/li>\n
      3. Kyoko Kitamura<\/ins>, Jimpei Hashizume, Yuki Kawamoto, Ayano Onishi, \u201cEvaluation on Beam Trajectory Bending Functionality of Distorted Photonic Crystals\u201d, CLEO 2024, North Carolina, USA, May(2024).<\/li>\n
      4. Y. Kawamoto, J. Hashizume, H. Kitagawa, K. Kitamura<\/u>, \u201cStudy on bifurcating light trajectory in a distorted photonic crystal with multiple slip dislocations\u201d, Conference on Lasers and Electro-Optics Europe (CLEO Europe),\u00a0CK-P.29, Munich, Germany, June (2023).<\/li>\n
      5. T. Tokushima, K.\u00a0Kitamura<\/u>,\u00a0S. Noda, \u201cSingle-chip optical vortex beam generation by using spiral-phase-plate integrated\u00a0photonic-crystal surface-emitting lasers\u201d, Optical Manipulation and Structured Materials Conference (OMC 2023),\u00a0126061C, Yokohama, Japan, April(2023).<\/li>\n
      6. M. Honda, K. Nanjyo, J. Hashizume, H. Kitagawa\u00a0K. Kitamura<\/u>, \u201cBeam Trajectory Bending and Meandering by Distorted Photonic Crystal\u201d, The 15th Pacific Rim Conference on Lasers and Electro-Optics (CLEO Pacific Rim, CLEO-PR), CFP8I-04, Sapporo, Japan, August (2022).<\/li>\n
      7. K. Kitamura<\/u>, S. Kotera S. Noda, \u201cGeneration of vector beams by spatially modulated photonic-crystal lasers\u201d, Optical Manipulation and Structured Materials Conference (OMC 2022),\u00a0124790T, Yokohama, Japan, April (2022).<\/li>\n
      8. M. Kitazawa,\u00a0K. Kitamura<\/u>, S. Ura, \u201cDeformation of optical vortex beam by off-axis incident-beam from spiral phase plate center\u201d, Optical Manipulation and Structured Materials Conference (OMC 2021), vol. 11926, pp. 88-89, Online, April (2021).<\/li>\n
      9. S. Noda, M. Yoshida, W. Kunishi, T. Inoue, K. Ishizaki, M. De Zoysa,\u00a0K. Kitamura<\/u>, N. Shimaji, K. Nishimura, \u201cPhotonic crystal lasers: Fabrication with AI-assisted technology and application to LiDAR system\u201d, AI and Optical Data Sciences II, vol. 11703, pp. 117030M, Online, March (2021).<\/li>\n
      10. M. Kitazawa, H. Himura,\u00a0K. Kitamura<\/u>, \u201cRevisit of azimuthal doppler shift for transverse flow measurement by using an optical vortex beam\u201d, Optical Manipulation and Structured Materials Conference 2020 (OMC 2020),<\/em>\u00a0vol. 11522, pp. 16-17, Yokohama, Japan, April (2020).<\/li>\n
      11. Kanji Nanjyo, Hitoshi Kitagawa, and Kyoko Kitamura<\/ins>, “Study on beam propagation in distorted photonic crystal – the case of y square distortion-“, Photonics Device Workshop 2019, Japan, December (2019).<\/li>\n
      12. K. Kitamura<\/ins>, and H. Obuchi, “Investigation of plasmonic lasing by using focused radially polarized beam”, Optical Manipulation and Structured Materials Conference(2019), Yokohama, Japan, April (2019).<\/li>\n
      13. K. Kitamura<\/ins>, M. Yone, A. Nishigo, and S. Noda, “Vector Beam Generation Using Modulated Photonic-crystal Lasers”, The 24th General Congress of the International Commission for Optics (ICO-25), Tokyo, Japan, August (2017).<\/li>\n
      14. M. Kitazawa, K. Kitamura<\/ins>, and S. Noda, “Generation of Optical Vortex Beam emitted by Surface-processed Photonic-crystal Lasers”, The 24th General Congress of the International Commission for Optics (ICO-24), Tokyo, Japan, August (2017).<\/li>\n
      15. D. Yasuda, K. Kitamura<\/ins>, and S. Noda, “Realization of Two-dimensional Beam Steering by Position-modulated Photonic-crystal Lasers”, The 25th International Semiconductor Laser Conference (ISLC2016), Kobe, Japan, September (2016).<\/li>\n
      16. K. Kitamura<\/ins>, M.Kitazawa, and S. Noda, “Study of Surface Processing onto Photonic-crystal Lasers for Generating Optical Vortex Beam”, The Optical Manipulation Conference (OMC) 2016 of the Optics & Photonics International Congress (OPIC) 2016, Yokohama, Japan, May (2016).<\/li>\n
      17. K. Kitamura<\/ins>, and S. Noda, “Photonic-crystal Lasers for Needle-like Focus Properties”, Tu-F-02\uff08Invited) , International Symposium on Optical Memory 2015 (ISOM’15) Toyama, Japan, October (2015).<\/li>\n
      18. K. Kitamura<\/ins>, and S. Noda, “Generation of Strong Electric Fields with Pure Longitudinal Polarization by Using a Dielectric Structure and a Focused Radially Polarized Beam”, CK-13.6, The Conference on Lasers and Electro-Optics\/European Quantum Electronics Conference (CLEO\/Europe-EQEC 2015) Munich, Germany, June (2015).\u3000.<\/li>\n
      19. T. Okino, K. Kitamura<\/ins>, D. Yasuda, Y. Liang and S. Noda, “Position-modulated Photonic-crystal Lasers and Control of Beam Direction and Polarization”, SW1F.1 , The Conference on Lasers and Electro-Optics (CLEO 2015) San Jose, USA, May (2015).\u3000\u767b\u58c7<\/li>\n
      20. K. Kitamura<\/ins>, and S. Noda, \u201cCreation of Small and Strong Electric Fields by Using a Dielectric Structure and a Focused Radially Polarized Beam\u201d, OMC8-3, The Optical Manipulation Conference (OMC) 2015 of the Optics & Photonics International Congress (OPIC) 2015, Yokohama, Japan, April (2015).<\/li>\n
      21. K. Kitamura<\/ins>, T. T. Xu, and S. Noda, \u201cGeneration of electric-fields enhancements between metal cubes by focused radially polarized beams\u201d, OMC4-3, The Optical Manipulation Conference (OMC) 2014 of the Optics & Photonics International Congress (OPIC) 2014, Yokohama, Japan, April (2014).<\/li>\n
      22. K. Kitamura<\/ins>, T. T. Xu, and S. Noda, \u201cGeneration of Electric-fields Enhancements by Focused Radially Polarized Beams\u201d,T2G-2, The 9th IEEE International Conference on Nano\/Micro Engineered and Molecular Systems (IEEE-NEMS), Hawaii, USA, April (2014).<\/li>\n
      23. Y. Liang, C. Peng, K. Ishizaki, S. Iwahashi, K. Sakai, Y. Tanaka, K. Kitamura<\/ins>, and S. Noda, “Three-Dimensional Coupled-Wave Theory for Triangular-Lattice Photonic-Crystal Lasers.”,ThI1-6, The 10th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR 2013), Kyoto, Japan, July (2013).<\/li>\n
      24. T. Nobuoka, K. Kitamura<\/ins>, S. Iwahashi, T. Okino, Y. Liang and S. Noda, “Two-dimensional Beam-steering Achieved Using Photonic-crystal Lasers”, CTh3G.3, The Conference on Lasers and Electro-Optics (CLEO 2013) San Jose, USA, June (2013).\u3000\u767b\u58c7<\/li>\n
      25. M. Nishimoto, K. Ishizaki, K. Maekawa, K. Kitamura<\/ins>, and S. Noda, “Air-hole Retained Growth on Photonic-crystal Structures by MBE”, The 40th International Symposium on Compound Semiconductors (ISCS 2013) , Japan, May (2013) .<\/li>\n
      26. Y. Liang, K. Ishizaki, T. Okino, K. Kitamura<\/ins>, M. Nishimoto, and S. Noda, “Modeling Photonic-Crystal Surface-Emitting Lasers with a Coupled-Wave Approach”, IONS-13, Switzerland\u3001January (2013).<\/li>\n
      27. K. Kitamura<\/ins> and S. Noda, \u201cVector Beam Generation by Photonic-crystal Lasers and Its Focusing Properties\u201d, Topological light wave synthesis and its applications (t-LWS), 5P-5, Chiba, July (2012). (invited)<\/li>\n
      28. K. Kitamura<\/ins>, M. Nishimoto, K. Sakai and S. Noda, \u201cPhotonic-crystal ring-cavity lasers emitting a beam with needle-like focus characteristics\u201d, Conference on Lasers and Electro-Optics(CLEO \u201812), CTu1N.3, San Jose, May (2012).<\/li>\n
      29. K. Kitamura<\/ins>, \u201cTighter Focal Spot with Longer Depth of Focus Generated by Radially Polarized Beams from Photonic-crystal Lasers,\u201d 11th APRU Doctoral Student Conference, Jakarta, July (2010).<\/li>\n
      30. S. Iwahashi, Y. Kurosaka, K. Sakai, K. Kitamura<\/ins>, N. Takayama, and S. Noda, \u201cSophisticated Vector Beams Produced by Photonic-Crystal Lasers\u201d Conference on Lasers and Electro-Optics (CLEO \u201810), San Jose, May (2010).<\/li>\n
      31. K. Sakai, N. Takayama, K. Kitamura<\/ins>, S. Iwahashi, Y. Kurosaka, and S. Noda, \u201cFocusing properties of vector vortex beam,\u201d International Conference on Optical Angular Momentum, Th2-2, York, March (2010).<\/li>\n
      32. K. Kitamura<\/ins>, K. Sakai, and S. Noda, \u201cSmall focal spot with long depth of focus generated by radially polarized beams from photonic-crystal lasers, \u201c3rd GCOE International Symposium on Photonics and Electronic Science and Engineering, Kyoto, March, (2010).<\/li>\n
      33. K. Kitamura<\/ins>, \u201cTight Focal Spot and Long Depth of Focus by Radially Polarized Beam from Photonic-Crystal Lasers,\u201d HOPE MEETING 2009, 9028, Hakone, Sep. (2009).<\/li>\n
      34. K. Kitamura<\/ins>, K. Sakai, Y. Kurosaka, W. Kunishi, E. Miyai, D. Ohnishi, and S. Noda, \u201cTight Focal Spot and Long Depth of Focus by Radially Polarized, Narrow-Width Annular Beams from Photonic-Crystal Lasers,\u201d Conference on Lasers and Electro-Optics (CLEO \u201809), CTuH3, Baltimore, June (2009).<\/li>\n
      35. K. Kitamura<\/ins>, K. Sakai, and S. Noda, \u201cCharacterization of the focused doughnut beam generated by photonic crystal lasers, \u201c2nd GCOE International Symposium on Photonics and Electronic Science and Engineering, Kyoto, March, (2009).<\/li>\n
      36. K. Sakai, K. Kitamura<\/ins>, Y. Kurosaka, W. Kunishi, D. Ohnishi, S. Noda, \u201cPhotonic-crystal lasers with radially polarized doughnut beams for tighter spot focusing,\u201d The 34th International Symposium on Compound Semiconductors (ISCS 2007), ThBI-5, Kyoto, Oct. (2007).<\/li>\n
      37. K. Sakai, K. Kitamura<\/ins>, E. Miyai, W. Kunishi, D. Ohnishi, and S. Noda, \u201cRadially Polarized Doughnut Beam Emitted by a Two-Dimensional Photonic-Crystal Laser,\u201d Conference on Lasers and Electro-Optics (CLEO\u201807), CMV4, Baltimore, May (2007).<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

        \u7814\u7a76\u8ad6\u6587<\/h2>\n