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Laser and Synchrotron Research Center

The Laser and Synchrotron Research Centre (LASOR) is developing new lasers with extreme performance in ultra-precise, high-intensity and ultra-short pulse lasers. The state-of-the-art soft X-ray beamline is also being developed using synchrotron radiation. LASOR is responsible for advanced spectroscopy, such as high-resolution, time-resolved spectroscopy, diffraction or scattering imaging, using new coherent light sources based on laser and synchrotron technology over a wide spectral range from terahertz to X-ray. In LASOR, a wide range of materials sciences for semiconductors, strongly correlated materials, molecular materials, surfaces and interfaces, and biomaterials will be studied, as well as industrial sciences such as laser processing using advanced light sources and advanced spectroscopy. The aim of LASOR is to integrate laser science and synchrotron radiation science. Most of the research activities on the development of new high-power lasers and their application to materials science are carried out at Kashiwa I and II campuses. On the other hand, experiments using synchrotron radiation are carried out at SPring-8 and NanoTerasu.

Member(*Leader, **Dupty Leader ) Research Subjects
HARADA, Yoshihisa **
Professor
Group's HP
  1. Electronic structure analysis of aqueous solutions to study microheterogeneity and interaction at solid-liquid interfaces
  2. Development of in situ soft X-ray spectroscopy for surface reaction of battery catalysts and electrodes, electrochemical reaction, photocatalytic reaction and functionality of metalloproteins
  3. Study on the origin and observation of elementary excitations (crystal field excitation, spinon, magnon, charge density wave, orbiton) in strongly correlated materials
  4. Basic study on ultrahigh energy resolution optics for soft X-ray emission and time-resolved spectroscopy
ITATANI, Jiro
Professor
Group's HP
  1. Development of phase-stable intense ultrashort-pulse lasers
  2. Generation of soft-X-ray attosecond pulse, attosecond spectroscopy of atoms, molecules, and solids
  3. Measurement and control of ultrafast phenomena in strong optical fields
  4. Development of ultrafast soft X-ray spectroscopy
KIMURA, Takashi
Associate Professor
Group's HP
  1. Development of high-precision X-ray optical devices using ultra-precision fabrication and measurement techniques
  2. Femtosecond imaging of samples in liquids using X-ray free-electron lasers
  3. Lens-less Imaging Using Phase Recovery Calculation
KOBAYASHI, Yohei
Professor
Group's HP
  1. Development of high-power ultrashort pulse laser systems
  2. Fundamental understanding on laser processing
  3. Precision spectroscopy of molecules for medical applications
  4. Cyber-Physical System
KONDO, Takeshi
Associate Professor
Group's HP
  1. Development of a laser-excited ARPES system with ultra-high energy resolution
  2. Superconductivity and topological quantum phase investigated by angle-, spin-, and time-resolved photoemission spectroscopy
  3. Strongly correlated physics studied by photoemission with synchrotron radiation
MATSUDA, Iwao
Professor
Group's HP
  1. operando X-ray experiments to study molecule and carrier dynamics at surfaces
  2. Study of non-linear X-ray spectroscopy by X-ray free electron laser
  3. Design and synthesis of novel functional materials of the monatomic layer
  4. Technical developments of X-ray spectroscopy experiments using AI robots
MATSUNAGA, Ryusuke
Associate Professor
Group's HP
  1. Development of ultrafast pulsed laser technique in terahertz-mid infrared range
  2. Ultrafast dynamics of many-body systems driven by light field
  3. Nonlinear responses and nonequilibrium phenomena in topological semimetals
  4. High-speed terahertz spintronics
OKAZAKI, Kozo
Associate Professor
Group's HP
  1. Development of a time-resolved photoemission apparatus utilizing high harmonic generation from a ultrashort-pulse laser
  2. Mechanisms of electron relaxation from photo-excited states and light-induced superconductivity
  3. Mechanisms of unconventional superconductivities by ultralow temperature and ultrahigh resolution laser-based angle-resolved photoemission spectroscopy
Members holding a concurrent position
AKIYAMA, Hidefumi** Professor
Group's HP
Main; Functional Materials Group
INOUE, Keiichi Associate Professor
Group's HP
Main; Functional Materials Group
Laboratory
Synchrotron Radiation Laboratory