Moritsugu Sakamotoiâ–{ ·Žkj (Japanese information page)
Associate Professor iy‹³Žöj
Applied Waveoptics Laboratory i‰ž—p”g“®ŒõŠwŒ¤‹†Žºj Link
Depertment of Electrical Engineering, Nagaoka University of Technology i’·‰ª‹Zp‰ÈŠw‘åŠwE‹ZŠwŒ¤‹†‰@E“d‹C“dŽqî•ñHŠwêUj Link
1603-1 Kamitomioka, Nagaoka 940-2188, Japan
Tell: +81-0258-47-9565
E-mail: sakamoto(at)vos.nagaokaut.ac.jp
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Presentation listsiŠw‰ï”­•\ƒŠƒXƒgj
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Education BackgroundiŠw—ðj:
2003.4-2008.3 (Age:15-20) Depertment of Mechanical Engineering, Asahikawa National College of Technology. iˆ®ìH‹Æ‚“™ê–åŠwZ‹@ŠBHŠw‰Èy‘²‹ÆŒ¤‹†Žw“±‹³Š¯F‰¡ˆä’¼—Ïzj
2008.4-2010.3 (Age:20-22) Bachelor of Eng., Applied Physics, Hokkaido University. [Photonics Laboratory] i–kŠC“¹‘åŠwHŠw•”‰ž—p—HŒnŠw‰È‰ž—p•¨—ŠwƒR[ƒXyŽw“±‹³Š¯F‰ª˜a•Fzj
2010.4-2012.3 (Age:22-24) Master of Eng., Applied Physics, Hokkaido University. [Photonics Laboratory] i–kŠC“¹‘åŠw‘åŠw‰@HŠw‰@‰ž—p•¨—ŠwêUyŽw“±‹³Š¯F‰ª˜a•Fzj
2012.4-2015.3 (Age:24-27) Ph. D course in Applied Physics, Hokkaido University. [Photonics Laboratory] i–kŠC“¹‘åŠw‘åŠw‰@HŠw‰@‰ž—p•¨—ŠwêUyŽw“±‹³Š¯F‰ª˜a•Fzj

Doctoral thesisiŠwˆÊ˜_•¶j: A study on generation of optical vortices and optical lattices by use of axially symmetric polarization elements
                                              iŽ²‘ÎÌ•ÎŒõ‘fŽq‚ð—˜—p‚µ‚½Œõ‰Q‹y‚ÑŒõŠiŽq‚̶¬‚ÉŠÖ‚·‚錤‹†j


Employment BackgroundiE—ðj:
2014.4-2015.3 (Age:26-27) Reseach fellow, Japan Society for the Promtion of Science [Hokkaido University]i“ú–{ŠwpU‹»‰ï“Á•ÊŒ¤‹†ˆõDC2y–kŠC“¹‘åŠwzj
2015.5-2021.9 (Age:27-34) Assistant Professor, Electrical Enginnering, Nagaoka University of Technologyi’·‰ª‹Zp‰ÈŠw‘åŠw“d‹C“dŽqî•ñHŠwêU@•‹³j
2021.10-          (Age:34-    ) Associate Professor, Electrical Enginnering, Nagaoka University of Technologyi’·‰ª‹Zp‰ÈŠw‘åŠw“d‹C“dŽqî•ñHŠwêU@y‹³Žöj



Selected Paperi‘ã•\“I‚Ș_•¶F10Œ–˜j:
[10] M. Sakamoto, Y. Kaneko, Y. Kakedo, K. Noda, T. Sasaki, M. Tanaka, T. Sakai, Y. Hattori, N. Kawatsukim and H. Ono,
"Hybrid polarization grating for mode detection of vector beams,"
Opt. Express 29, 27071-27083 (2021). [Link]

[9] M. Sakamoto, H. T. Nhan, K. Noda, T. Sasaki, T. Kamei, T. Sakai, Y. Hattori, N. Kawatsukim and H. Ono,
"Polarized beam steering by use of multiply cascaded rotating polarization gratings,"
Appl. Opt. 60, 2062-2068 (2021).EEEEditor's Pick! [Link]

[8] M. Sakamoto, S. Kaneko, K. Noda, T. Sasaki, N. Kawatsuki and H. Ono,
"Generation of optical vortices using a uniaxially aligned azo-dye-doped liquid crystal cell and space-variant polarization projection system,"
Appl. Opt. 58, 7145-7150 (2019).EEEEditor's Pick! [Link]

[7] M. Sakamoto, Y. Kaneko, Y. Nakamoto, K. Noda, T. Sasaki, N. Kawatsuki and H. Ono,
"Mode demultiplexing of vector beams using crossed-fork-shaped polarization grating fabricated by photoalignment of photo-crosslinkable polymer liquid crystal,"
Appl. Phys. Lett. 115, 061104 (2019). [Link]

[6] M. Sakamoto, T. Hizatsuki, K. Noda, T. Sasaki, N. Kawatsuki, K. Goto, and H. Ono,
"Fabrication of fine metal structures based on laser drawing method using interference pattern from co-propagating optical vortices,"
Appl. Phys. Lett. 112, 021106 (2018). [Link]

[5] M. Sakamoto, Y. Nakamoto, K. Kawai, K. Noda, T. Sasaki, N. Kawatsuki, and H. Ono,
"Polarization grating fabricated by recording of vector hologram between two orthogonally polarized vector vortex beams,"
J. Opt. Soc. Am. B 34, 263-269 (2017). [Link]

[4] M. Sakamoto, T. Sasaki, T. M. Tien, K. Noda, N. Kawatsuki, and H. Ono,
"Flexible and achromatic generation of optical vortices by use of vector beam recorded functionalized liquid crystals,"
Appl. Opt. 55, 10427-10434 (2016). [Link]

[3] K. Yamane, M. Sakamoto, N. Murakami, R. Morita, and K. Oka,
"Picosecond rotation of a ring-shaped optical lattice by using a chirped vortex-pulse pair,"
Opt. Lett. 41, 4597-4600 (2016). [Link]

[2] M. Sakamoto, T. Sasaki, K. Noda, T. M. Tien, N. Kawatsuki, and H. Ono,
"Three-dimensional vector recording in polarization sensitive liquid crystal composites by using axisymmetrically polarized beam,"
Opt. Lett. 41, 642-645 (2016). [Link]

[1] M. Sakamoto, K. Oka, R. Morita, and N. Murakami,
"Stable and flexible ring-shaped optical lattice generation by use of axially-symmetric polarization elements,"
Opt. Lett., 38, 3661-3664 (2013). [Link]



Selected Presentationi‘ã•\“I‚Èu‰‰j:
[4] M. Sakamoto, H. T. Nhan, R. Momosaki, K. Noda, T. Sasaki, T. Kamei, T. Sakai, Y. HattoriN. Kawatsuki, and H. Ono,
"Polarized beam steering by use of multiply-cascaded rotating polarization gratings with biaxial anisotropy,"
SPIE Organic Photonics + Electronics 2021, *****-**, San Diego, California United States (2021.8).
[Oral]EEEInvited

[3] M. Sakamoto, Y. Kaneko, Y. Higa, K. Noda, T. Sasaki, M. Tanaka, N. Kawatsuki, and H. Ono,
"Vector beam demultiplexing via a crossed-fork shaped polarization grating fabricated by using photocrosslinkable liquid crystal polymer film,"
SPIE Organic Photonics + Electronics 2020, 11472-24, San Diego, California United States (2020.8).
[Oral]EEEInvited

[2] â–{·Žk, ’†Œ³—E‹M, ‹àŽq—T—º, –ì“c_•½, ²X–Ø—F”V, 쌎ŠìO, ¬–ì_Ži
u‰t»•ÎŒõ‰ñÜŠiŽq‚ð—p‚¢‚½Œõ‰QEƒxƒNƒgƒ‹ƒr[ƒ€‚̶¬‚ÆŒŸov
“dŽqî•ñ’ÊMŠw‰ï‘‡‘å‰ï, C-3-13, “Œ‹ž(2019.3.20).
[Oral]EEEInvited

[1] M. Sakamoto, Y. Nakamoto, T. M. Tien, K. Kawai, K. Noda, T. Sasaki, N. Kawatsuki, and H. Ono,
"Functionalized liquid crystal polymers generate optical and polarization vortex beams,"
SPIE Organic Photonics + Electronics 2017, 10120-5, San Diego, California United States (2017.8).
[Oral]EEEInvited