Solutions for
Space and the
Earth 2024


April 23 - 26, 2024

The conference will be held on-site with the exception of a few invited speakers.

About LSSE2024

Welcome to LSSE2024

The aim of “Laser Solutions for Space and the Earth (LSSE)” is to discuss the application of emerging laser technologies to solve various problems for sustainable developments of space and the earth.

The featured topics in LSSE2024 are “Carbon Neutral”, “Agri-Photonics”, “Space Technology”, “Remote Sensing”, "Infrastructures" and “Industrial Application”. We have a keynote lecture and many invited talks.

LSSE2024 will be held at Pacifico Yokohama Japan.

LSSE2024 is collaborated with OPIC2024 (Optics & Photonics international Congress 2024). OPIC is the largest conference in OPTICS and PHOTONICS in Japan with more than 10 conferences in addition to LSSE. You can also participate in OPIC2024 by participating in LSSE2024.

We look forward to seeing you all in Yokohama!


  • - Carbon Neutral -
    • Biochemical Application
    • Nuclear Application
  • - Agri-Photonics -
    • Smart Agriculture
    • Laser Plant Factoru
    • Laser Sense Organ
  • - Space Technology -
    • Laser Debris Deorbit
    • UV Imaging
    • Optics for Space Technology
  • - Remote Sensing -
    • Inspection of Infrastructures by Quantum Beam (Neutron source, Laser, etc)
    • Laser Induced Breakdown Spectroscopy
  • - Industrial Application & Nuclear Application -
    • Extreme Condition
    • Robotics
    • Processing
  • - Infrastructures -

...and more

Location of Conference Site

The LSSE2024 will be held at PACIFICO Yokohama, Yokohama city, Kanagawa prefecture, JAPAN and online. Yokohama city, the center of Kanagawa prefecture is located south of Tokyo. PACIFICO Yokohama is conveniently located about 40 min. by Limousine Bus from Haneda Airport and 90 min. from Narita Airport.


1-1-1 Minato Mirai, Nishi-ku, Yokohama 220-0012, Japan
Transportation Guide: TEL +81-45-221-2166
Information: TEL +81-45-221-2155 FAX +81-45-221-2136

Simultaneous Conferences

"Please input number of conferences HERE!" international conferences will be held simultaneously at the OPTICS & PHOTONICS International Congress 2024 (OPIC2024). By registering for LSSE2024, you will be able to participate in all international conferences. For more information, please visit the OPIC2024 website.



OPTICS & PHOTONICS International Exhibition 2024 (OPIE2024) will be held simultaneously at PACIFICO Yokohama. For more information, please visit the OPIE2024 website.


Keynote Speeches

Prof. Sakae ShibusawaTokyo University of Agriculture

Photo of Prof. Sakae Shibusawa

“Who Manage a Future of Agriculture?” - Agri-Photonics -

Precision agriculture or smart agriculture practices have provided many kinds of data and information relating to farm management, and then how to and who manage the data has become a keen/serious issue. Decision has been a main role of independent farmers for a lond time and decision support is an expectation of precision agriculture. People have witnessed drastic changes in agriculture.

Invited Talks

  • Tessui NakagawaUniv. Ryukyus

    “Multiple options for energy storage by hydrogen storage material” - Carbon Neutral -

    We will discuss three hydrogen storage materials, which are ammonia, ammonia borane, and hydrogen storage alloys. These materials are important for finding the effective ways of energy storage in the future.

    April 23 at 9:30 - 10:00, 2024
  • Yi HouNational Univ. Singapore

    “Unlocking the Potential of Perovskite Solar Cells: from Single-Junction to Tandem” - Carbon Neutral -

    The commercialization of state-of-the-art inverted PSCs faces two main obstacles: interface recombination losses and degradation.To overcome these challenges, we have focused on the development of novel interface materials and innovative device design concepts.

    April 23 at 10:00 - 10:30, 2024
  • Seigo ItoUniv. Hyogo

    “Fabrication of Cot-Effective Carbon-Based Multiporous-Layered-Electrode Perovskite Solar Cells” - Carbon Neutral -

    Porous-carbon-electrodes have been fabricated in perovskite solar cells, which have multi-porous-layered electrodes of TiO2, ZrO2 and carbon. The perovskite precursor is deposited through porous electrodes of TiO2, ZrO2 and carbon, resulting in multi-porous-layered electrode perovskite solar cells (MPLE-PSCs). In the conference, challenging works of high thermal stability over 100 °C are presented.

    April 23 at 11:00 - 11:30, 2024
  • Boon Siang Jason YeoNational University of Singapore

    “Operando Raman Spectroscopy of Electrochemical Processes” - Carbon Neutral -

    In this presentation, we shall share our work on using Raman spectroscopy to detect the intermediates formed during several electrochemical reactions, and to elucidate their reaction mechanisms. The reactions of interests include CO2 reduction and hydrogen evolution.

    April 23 at 11:30 - 12:00, 2024
  • Hiroshi Matsutaka1,2, et al.1. RIKEN, 2. Tohoku University

    “Porous Carbons using Metal-Organic Frameworks (MOFs) as Precursors for High Surface Area” - Carbon Neutral -

    MOF-derived porous carbons have attracted interest in potential applications such as gas storage because of their large surface area and stability. Here, we report a new perspective on synthesizing the porous carbons with good reproducibility.

    April 23 at 13:00 - 13:30, 2024
  • Zhichuan J. XuNanyang Technological University

    “The origin of magnetization-caused increment in water oxidation” - Carbon Neutral -

    Using external magnetic fields to enhance the oxygen evolution reaction (OER) on magnetic catalysts prompts questions. While spin-polarization in a single magnetic domain was theorized to facilitate triplet dioxygen production, the origin of enhancement remains unknown. Our findings clarify the source of OER improvement under magnetization and explain pH-dependent enhancement, filling a crucial gap in understanding magnetic field-enhanced OER.

    April 23 at 13:00 - 13:30, 2024
  • Taka-aki Yano1,21. Tokushima University, 2. RIKEN

    “Strong light-matter interactions at a nanometric metal tip for molecular sensing and control” - Carbon Neutral -

    We present strong light-matter interactions at a sharp metallic tip which enables us to demonstrate not only nanoscale sensing but also nanoscale control of molecular reactions.

    April 23 at 13:30 - 14:00, 2024
  • Hyojung Bae1,2,et al.1. Photonics Energy Materials Research Center Korea Photonics Technology Institute, 2. Optoelectronics Convergence Research Center Chonnam National University

    “Solar to Hydrogen Conversion using 2D-g-C3N4/Cu2O Nanowires Heterojunction Photocathode” - Carbon Neutral -

    Considering their outstanding cost-to-efficiency ratios, Cuprous oxide (Cu2O) is emerging as an ideal photocathode. However, fast charge recombination and low resistance to photo-corrosion limit its practical applications. So, in this conference, we will introduce a graphitic carbon nitride (g-C3N4)/2D-Cu2O nanowires (NWs) with core-shell heterojunction.

    April 23 at 14:30 - 15:00, 2024
  • Hironori Ohba1,2, Ryuzo Naknishi2, Morihisa Saeki21. Japan Atomic Energy Agency (JAEA), 2. National Institutes for Quantum Science and Technology (QST)

    “Metal recovery from liquid wastes by pulsed laser-irradiation” - Industrial Application & Nuclear Application -

    Utilizing the fundamental process of laser-matter interaction, we performed elemental separation using laser-induced particle formation technology to recover precious metals from industrial liquid wastes.

    April 24 at 9:00 - 9:30, 2024
  • Munkhbat Batsaikhan1, Hironori Ohba1, Katsuaki Akaoka1, Ikuo Wakaida1Japan Atomic Energy Agency

    “Fiber-coupled acoustic wave-assisted microchip LIBS system for elemental composition and surface imaging of nuclear fuel debris” - Industrial Application & Nuclear Application -

    A fiber-coupled acoustic wave-assisted microchip LIBS system for elemental composition and surface imaging was developed and tested on surrogate debris samples.

    April 24 at 9:30 - 10:00, 2024
  • Akihiko Nishimura1,2, Tsugio Ide3, Nobuyuki Ishihara3, Koji Takasaki11. Japan Atomic Enery Agency, 2. Univ. Fukui, 3.

    “Research and Development of Heat Resistant FBG Sensors for Reactor Decommission and its Related Applications - version 2024” - Industrial Application & Nuclear Application -

    Heat/radiation resistant FBG sensing was demonstrated at the exhibition booth of Japan Society of Maintenology 2023 at Tohoku University promoted by The progress will be presented in OPIC-LSSE2024.

    April 24 at 10:00 - 10:30, 2024
  • Nguyen Le Khanh1, Nguyen The Ngoc Phuong11. Faculty for Agricultural Technology, VNU University of Engineering and Technology

    “Impacts of Varied Led Spectra on Growth and Bioactive Compounds Synthesis in Spinach (Spinacia oleacera L.) during Hydroponic Cultivation in a Plant Factory.” - Agri-Photonics -

    Spinach (Spinacia oleacera L.) was cultivated in a hydroponic system and exposed to six LED light formulas, revealing varying effects on growth parameters and nutrient content during both seedling and adult stages.

    April 24 at 14:00 - 14:30, 2024
  • Tomoki Matsuyama1, Norihito Saito1, Satoshi Wada1RIKEN Center for Advanced Photonics

    “Chracterization of plant mutants using photonics technologies.” - Agri-Photonics -

    We have generated plant mutants using physical mutagens such as ion-beams. In this study, we will demonstrate photonics technology to discover the hidden traits of the resulting mutants and develop them into agriculturally useful cultivars.

    April 24 at 15:30 - 16:00, 2024
  • Kazuki MatsuoEX-Fusion Inc.

    “Contribution of Nanosecond Pulse Laser Development for the Capture and Removal of Space Debris” - Space Technology -

    With the recent technological advancements in lasers, especially the enhancement of high-power pulse lasers, the possibility of using ground-based lasers to capture and remove space debris has become increasingly feasible. This presentation will provide an overview of the required performance.

    April 25 at 9:15 - 9:45, 2024
  • Hirokazu MoriWARPSPACE CSO

    “Free Space OptComm as a Solution for Further Growth of the Earth Observation Industry” - Space Technology -

    This presentation intends to introduce the Earth observation (EO) industry and use cases of EO data, the bottleneck in the EO industry, and free space optical communication technology as one of the solutions.

    April 25 at 9:45 - 10:15, 2024
  • Tomohiro EjiriSpace Compass

    “Space Integrated Computing Network: How Optical Laser Communication Technologies can drive more realtime space-data utilization” - Space Technology -

    Space Compass Corporation, which NTT and SJC established in July 2022, will develop “the Space Integrated Computing Network” to make more real-time space data available by leveraging state-of-the-art space-based optical laser communication technologies.

    April 25 at 10:15 - 10:45, 2024
  • Satonori Nozawa1, Norih,ito Saito2, Yasunobu Ogawa3, Takuya D. Kawahara4, et al.1. Institute for Space-Earth Environmental Research, Nagoya University, 2. RIKEN Center for Advanced Photonics, RIKEN, 3. National Institute of Polar Research, 4. Shinshu University,

    “A study of the upper Mesosphere and lower Thermosphere with EISCAT_3D radar and sodium LIDAR” - Remote Sensing -

    We will present the current status of EISCAT_3D radar and a sodium LIDAR at Tromsoe, and future plans. The EISCAT_3D is a new powerful IS radar for the ionosphere (70-1000 km). The sodium lidar at Tromsoe will also play an additional important role by providing neutral temperature and wind velocities between 80 and 110 km.

    April 25 at 11:00 - 11:30, 2024
  • Takuo T. TsudaUniversity of Electro-Communications)

    “Remote sensing of the Earth’s atmosphere utilizing limb-sounding by the Japanese geostationary satellites” - Remote Sensing -

    In this talk, we will introduce the limb-sounding of the Earth’s atmosphere by the Japanese Geostationary satellites, Himawari-8/9, which provide new applications such as polar mesospheric cloud observations and temperature retrievals with near-global coverage.

    April 25 at 11:30 - 12:00, 2024
  • Thomas J Colvin1, Jericho W Locke1NASA Office of Technology, Policy, and Strategy

    “Cost and Benefit Analysis of Orbital Debris Remediation” - Space Technology -

    This report presents a cost-benefit analysis of various approaches to debris remediation, which refers to any action taken to reduce the risks posed by orbital debris by moving, removing, or reusing it. A thorough understanding of the near-term costs and benefits of different remediation approaches can inform decision-making regarding R&D investment and policy creation in this field.

    April 25 at 13:20 - 13:50, 2024
  • Koichi MoriOsaka Metropolitan University

    “Space Propulsion by Laser / Light Ablation for Space Debris Cleaning” - Space Technology -

    New designs of the space propulsion by laser or light ablation for Space Debris Cleaning has been pursued experimentally. We are now measuring the ablative propulsion force with extremely weak power density using an electrostatic levitation furnace, which is useful to simulate the thermally and mechanically isolated state of the real space debris in space. Moreover, we recently try to measure the impulsive force due to the ablation by extremely-ultraviolet light.

    April 25 at 13:50 - 14:20, 2024
  • Daisuke SakaizawaJAXA

    “TBD” - Space Technology -

    April 25 at 15:30 - 16:00, 2024
  • Tadanori FukushimaOrbital Lasers

    “Space Debris Solution with Space-based pulse Laser, and Space LiDAR for Earth Observation” - Space Technology -

    We have established a startup "Orbital Lasers co., Ltd" that uses space lasers to remove space debris and measure surface altitude of the earth. In this talk, we will show how we use lasers.

    April 25 at 16:00 - 16:30, 2024
  • Morio ToyoshimaNational Institute of Information and Communications Technology

    “Recent trends of space laser communications and the future for Beyond 5G/6G” - Space Technology -

    Space laser communications have potentially wider bandwidths, smaller equipment and lower power consumption for satellite communications.  This paper introduces the trends and future of the space laser communications for the beyond 5G and 6G era.

    April 26 at 9:30 - 10:00, 2024
  • Yuko Motizuki1, Yoichi Nakai1, Kazuya Takahashi1, Junya Hirose1, Yu Vin Sahoo1, Masaki Yumoto2,3, et. al.1. Astro-Glaciology Laboratory, RIKEN Nishina Center, 2. Photonics Control Technology Team, RIKEN Center for Advanced Photonics, 3. Innovative Laser Processing Group

    “First application of laser melting method to ice core sampling to study climate change” - Space Technology -

    We developed a novel Laser Melting Sampler (LMS) for ice cores to measure the stable water isotope ratios (δ18O and δD) as temperature proxies of the past. A segment of an Antarctic ice core, using the LMS, was demonstrated to have been discretely sampled with a depth resolution as small as 3 mm. In this talk, we will deliver the key and merit of using laser melting in ice core science.

    April 26 at 10:00 - 10:30, 2024
  • Takafumi Sassa1, Takashi Michikawa1, Masahiro Shigeta2, Kohei Yoshimura1, Wataru Fujishige3, Ryuichi Kitazawa4, Jun Nagoya4, Taketomo Kanaya4, Satoshi Wada11. RIKEN, 2. TOPCON CORPORATION, 3. ASTOM R&D, 4. WALNUT Ltd

    “oward an Elucidation of Human Judgment Process in Tunnel Inspection for Mechanization” - Infrastructures -

    Visualization of a complexed judgment process of human experts during tunnel inspection through video analysis with deep learning is described. This technology would promote the mechanization of hammering inspection with lasers.

    April 26 at 13:00 - 13:30, 2024
  • Noboru Hasegawa1, Masaharu Nishikino1, Hajime Okada1, Shuji Kondo1, Katsuya Sakamoto2, Shigeru Kogure2, Satoshi Tomoto3, Yuki Yamada3, Tomohiro Somekawa4, Shinri Kurahashi4, Hikaru Nakamura51. QST Kansai, 2. Photon-Labo. Co., Ltd., 3. CTI Engineering Co., Ltd., 4. Institute for Laser Technology, 5. Nagoya Univercity)

    “Development and social implementations of laser hammering inspection for infrastructures”

    We are developing a laser hammering system (LHS) for inspection of concrete infrastructures such as tunnel and bridge. Social implementation and establishment of operation method using digitalized soundness data of the concrete are in progress.

    April 26 at 13:30 - 14:00, 2024
  • Satoshi Tomoto1, Hikaru Nakamura3, Hikaru Matsunaga1, Noboru Hasegawa2, Yuki Yamada1, Tateyuki Yamane11. CTI Engineering Co., Ltd., 2. National Institutes for Quantum Science and Technology, 3. Nagoya Univercity

    “Evaluation of damage level of concrete delamination or internal defects using wave energy of impactelastic waves observed by the laser remote sensing system” - Infrastructures -

    The purpose of this study is to evaluate the damage level of concrete delamination or internal defects using a concrete surface vibration waveform of the laser hammering system (LHS). By referring the laboratory test data, it was succeeded to evaluate the damage level by the method of evaluating attenuation graphs using a normalized wave energy curve.

    April 26 at 14:00 - 14:30, 2024

Submission of Papers

Template Download

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Conference Registration

Registration Fee

Category Membership Early Regular
General Member JPY 56,000 JPY JPY 61,000 JPY
Non-member JPY 66,000 JPY JPY 71,000 JPY
Student/Retiree Member JPY 19,000 JPY JPY 22,000 JPY
Non-member JPY 22,000 JPY JPY 24,000 JPY

Early Registration Deadline

April 8, 2024

Online Registration

Register Online


Online Program

Online Program

Programs of Past Conferences

Committee Members

Conference Chair

  • Satoshi WadaRIKEN, Japan

International Advisory Board

  • Prof. R. LiShanghai Institute of Optics and Fine Mechanics, China
  • Prof. G. MourouEcole Polytechnique/IZEST, France
  • Prof. T. TajimaUC Irvine, USA
  • Prof. X. YanPeking University, China

Science Organizing Committee

  • T. EbisuzakiRIKEN, Japan
  • S. AokiKeio University, Japan
  • H. DaidoJapan Atomic Energy Agency, Japan
  • T. FujiiThe University of Tokyo, Japan
  • K. FujitaThe Graduate School for the Creation of New Photonics Industries, Japan
  • N. HasegawaNational Institutes for Quantum and Radiological Science and Technology, Japan
  • Y. KitazawaJAXA, IHI, Japan
  • A. NishimuraJapan Atomic Energy Agency, Japan
  • H. LuPeking University, China
  • T. OgawaRIKEN, Japan
  • M. OtagiriRIKEN, Japan
  • C. PhippesPhotonics Associates, USA
  • M. QuinEcole Polytechnique, France
  • A. SasohNagoya University, Japan
  • S. ShibusawaTokyo University of Agriculture and Technology, Japan
  • K. ShigemoriOsaka University, Japan
  • A. ShinjoKeio University, Japan
  • K. TakayamaEhime University, Japan
  • M. VasileUniversity of Strathclyde, UK
  • C. K. YamadaAOI-PARC, Japan
  • T. YanagisawaJAXA, Japan


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