The 72nd JSAP Spring Meeting 2025
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Session Details

Oral presentation3 Optics and Photonics : 3.6 Laser processing

[16p-K506-1~19]3.6 Laser processing

Sun. Mar 16, 2025 1:00 PM - 6:30 PM JST
Sun. Mar 16, 2025 4:00 AM - 9:30 AM UTC
K506 (Lecture Hall Bldg.)
Hiroyuki Wada(Tokyo Tech), Shigeki Matsuo(Shibaura Institute of Technology), Godai Miyaji(TUAT), Takuro Tomita(Tokushima Univ.)
1:00 PM - 1:15 PM JST(4:00 AM - 4:15 AM UTC)

[16p-K506-1]Suppression of microbial growth by GHz burst mode femtosecond laser-induced nanostructures

〇(DC)Shota Kawabata1,2, Shigeru Uchiyama1, Takashi Isoshima1, Kazunari Ozasa1, Kotaro Obata1, Mirai Hanzawa1,2, Godai Miyaji2, Koji Sugioka1 (1.RIKEN RAP, 2.Tokyo Univ. Agri. Tech.)
Comment()
1:15 PM - 1:30 PM JST(4:15 AM - 4:30 AM UTC)

[16p-K506-2]Fabrication of laser-induced periodic surface structures (LIPSS) on transparent material by laser-induced plasma-assisted ablation (LIPAA) and its fundamental characteristics

〇Daimon Iwasaki1, Muma Miura1, Koshi Kudo1, Sohei Yamada1, Kotaro Obata2, Koji Sugioka2, Yasutaka Hanada1 (1.Hirosaki Univ., 2.RIKEN)
Comment()
1:30 PM - 1:45 PM JST(4:30 AM - 4:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-3]Effect of Pulse Accumulation on the Formation Process of Laser-Induced Periodic Surface Structures

〇Kohei Chigusa1, Tatsuya Okada1, Takuro Tomita1 (1.Tokushima Univ.)
Comment()
1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-4]Three-dimensional and quantitative measurements of transient complex refractive indices during ultrashort laser pulse irradiation

〇(DC)Takumi Koike1, Yusuke Ito1, Naohiko Sugita1 (1.The Univ. of Tokyo)
Comment()
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-5]Comparing jet formation dynamics in laser-induced forward transfer through observations of bubbles evolutions

〇Ryota Tamemoto1, Syunta Kogie1, Kotaro Sato1, Keisaku Yamane1, Yasunori Toda1, Takashige Omatsu2,3, Ryuji Morita1 (1.HokkaidoUniv., 2.Chiba Univ., 3.MCRC, Chiba Univ.)
Comment()
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-6]Thermoelectric Power Generation using Graphitic Carbon Structure Fabricated on Marin-biodegradable Polymer by Laser-induced Graphitization

〇Mari Kato2, Yuma Hattori2, Mitsuhiro Terakawa1,2 (1.Keio Univ., 2.Grad. Sch. Keio Univ.)
Comment()
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-7]First-principles calculations of energy transfer from femtosecond laser pulse to amorphous silicon monoxide

〇(M2)Eiyu Gushiken1, Tomohito Otobe2, Hiroki Katow1, Arqum Hashmi1, Mizuki Tani2, Shunsuke Yamada2, Kenichi Ishikawa1 (1.The Univ. of Tokyo, 2.KPSI)
Comment()
3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-8]Alloying of Fe/Cr/Ni thin films by ultrashort laser pulse irradiation

〇Koji Nakagawa1, Hiroto Seki1, Taiyoh Kawano1, Takashi Tkahashi2, Tsubasa Endo2, Keisuke Takabayashi2,3, Eibon Tsuchiya2, Makoto Yamaguchi3, Tatsuya Okada1, Yohei Kobayashi2, Takuro Tomita1 (1.Tokushima Univ., 2.ISSP Univ. of Tokyo, 3.Akita Univ.)
Comment()
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-9]Quantitative Evaluation of Optic Axis Control in Tellurium Thin Film
using Polarized Pulsed Laser

〇Arata Mitsuzuka1, Yuta Kobayashi1, Masashi Kawaguchi1, Masamitsu Hayashi1 (1.Univ. of Tokyo)
Comment()
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-10]Fluence dependence of crystallinity changes in PEEK induced by ultrashort pulse laser processing

〇(B)Miyu Takahashi1, Hikaru Yamato1, Keisuke Takabayashi1,3, Tsubasa Endo3, Yohei Kobayashi3, Takuro Tomita2, Makoto Yamaguchi1 (1.Akita Univ., 2.Tokushima Univ., 3.ISSP, Univ. Tokyo)
Comment()
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16p-K506-11]Micro-bowtie Structuring by Multi-shot Femtosecond Optical Vortex Ablation in Liquid

〇Haruki Kawaguchi1,2, Ryo Yasuhara1,2, Haotian Yang2, Reina Miyagawa3,1, Koji Sugioka4, Masato Ota1,2, Hiyori Uehara1,2 (1.NIFS, 2.SOKENDAI, 3.Nagoya Institute of Technology, 4.RIKEN RAP)
Comment()
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[16p-K506-12]One-Step Fabrication of Conductive Carbon Structure with an Insulating Coating by Femtosecond Laser Pulse Irradiation

〇Naoto Yamaguchi1, Yosuke Kondo2, Mitsuhiro Terakawa1,2 (1.Keio Univ., 2.Grad. Sch. Keio Univ.)
Comment()
4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[16p-K506-13]Periodic atomic diffusion and nano-void formation at the interface between Ni and SiC by picosecond laser irradiation

Naoya Suto1, Hiroto Seki1, Takuya Kawakami1, Keisuke Takabayashi2,3, Tsubasa Endo2, Yuusuke Takashima1, Kentaro Nagamatsu1, Yoshiki Naoi1, Makoto Yamaguchi3, Tatsuya Okada1, Yohei Kobayashi2, 〇Takuro Tomita1 (1.Tokushima Univ., 2.ISSP Univ. of Tokyo, 3.AKita Univ.)
Comment()
4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)

[16p-K506-14]Formation of Striped Periodic Surface Structures using Circularly-Polarized Femtosecond Laser Pulses

〇Shigeki Matsuo1, Kentaro Fujimoto1 (1.Shibaura Inst. Tech.)
Comment()
5:00 PM - 5:15 PM JST(8:00 AM - 8:15 AM UTC)

[16p-K506-15]Combinations of femtosecond laser pulses for polarization control and formation of periodic surface structures

〇Masayuki Kakehata1, Hidehiko Yashiro1 (1.AIST RIAEP)
Comment()
5:30 PM - 5:45 PM JST(8:30 AM - 8:45 AM UTC)

[16p-K506-16]Preparation of phthalocyanine nanoparticles by laser ablation in liquid and application to perovskite solar cell

〇(D)Yuchun Wang1, Hiroyuki Wada1 (1.Science Tokyo)
Comment()
5:45 PM - 6:00 PM JST(8:45 AM - 9:00 AM UTC)

[16p-K506-17]Fabrication of Si spherical nanoparticles using pulsed laser ablation and inertial impactor.

〇Hikaru Taniguchi1, Tamao Aoki2, Takehito Yoshida3, Ikurou Umezu2 (1.Grad. Sch. of Nat, 2.Konan Univ., 3.NIT. Anan college)
Comment()
6:00 PM - 6:15 PM JST(9:00 AM - 9:15 AM UTC)

[16p-K506-18]Droplet-free hydroxyapatite coating by pulsed-laser deposition

〇Hidehiko Yashiro1, Hiroshi Takashima1, Hideki Ohmura1, Masayuki Kakehata1, Daisuke Kawagoe2 (1.AIST-RIAEP, 2.Oyama College)
Comment()
6:15 PM - 6:30 PM JST(9:15 AM - 9:30 AM UTC)

[16p-K506-19]Thrust Force of CFRP (Carbon Fiber Reinforced Plastic) by Nanosecond Laser-Induced Ablation for Space Debris Control

〇Hiroshi Kasuga1, Tomohiro Tsukihana1, Hideaki Yamane1, Katsuhiko Tsuno1, Yutaka Nagata1, Noriko Kurose1, Norihito Saito1, Takayo Ogawa1, Satoshi Wada1 (1.RIKEN)
Comment()
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