Top » Instruments
Inelastic Neutron Scattering
Observation of lattice and spin dynamics in condensed matter over a wide range of four-dimensional momentum-energy space with very high efficiency
|Research Objectives||Novel phenomena in lattice vibrations and spin excitations in strongly correlated electron system, especially high-temperature superconductors.|
|Features||With advanced design of beam transport system and detectors, and by active utilization of multi-incident-energy measurements, the spectrometer can efficiently observe weak signals from lattice and spin dynamics that have not been detected before.|
Elucidation of functional origins of materials by measuring atomic and molecular dynamics in nanosecond order
|Research Objectives||Biomacromolecules, Softmaterials, Atomic motion in functional materials, Spin dynamics in magnetic materials.|
|Features||High efficiency and high signal-to-noise ratio are achieved to detect meaningful weak signals in inelastic energy region by sophisticated new Si analyzer mirrors coated with a Gd neutron absorber on the rear of a Si wafer, significantly reducing undesirable scattering from glue between Si wafers and their back support.|
Dynamical behaviors from ps to sub-µs
|Research Objectives||Relaxation properties of small molecules such as water, etc. Diffusion of liquid molecules and assembly. Slow dynamics of glass and large scale structures of magnetic materials and ferroelectrics.|
|Features||Intermediate structure factor I(Q, t) could be observed directly. The highest energy resolution without losing intensity.|
HRC enables us to access the wide momentum (Q) and energy (E) for conducting forefront researches on dynamical properties in material with the best resolution ever!
|Research Objectives||Dynamics on atoms, molecules and spins in condensed matter.|
|Features||Newly developed Fermi chopper can provide fine tuned neutrons. A large array of detectors (target -30°~130°) makes it possible to study wide range of motions.|
Disk-chopper type neutron spectrometer for studying dynamical properties in atomic, molecular and magnetic systems in the energy range from cold to sub-thermal neutron regions with high efficiency and fine resolution.
|Research Objectives||Diffusion of atoms, ions and molecules in liquids, polymers, biomaterials etc., local and collective excitations and fluctuations of lattice and spins.|
|Features||By using recently developed techniques such as the pulse-shaping technology and the multi-Ei measurement, AMATERAS carries out quasielastic and inelastic neutron scattering measurements with high efficiency and fine and flexible energy resolution in cold and sub-thermal neutron regions.|
Observation of Hydrogen and hydration structure of macromolecules and organic compounds with high measurement efficiency and high resolution
|Research Objectives||Elucidation of the function of proteins and chemical reaction contributed by hydrogen and hydration structures.|
|Features||To identify hydrogen atoms which is difficult to be accomplished by X-ray. Diffraction data can be obtained from a crystal as small as for laboratory X-ray source.|
Observation of slight structure distortion with high precision
|Research Objectives||Materials with complicated structure, composite materials, produced using the newest materials development technology.|
|Features||The atomic position of a light element such as hydrogen in a crystal structure can be determined precisely.|
The complementary use of X-rays and neutrons will be realized in the intensity and resolution.
Real-time observation of structure and its change of functional materials and non-equilibrium reaction in practical devices
|Research Objectives||Functional materials (ionic conductor, dielectric and magnetic material, metal and metal ceramic composite and etc.) and practical devices (battery and etc.)|
|Features||The atomic position of a light element such as hydrogen and lithium in a crystal structure can be determined precisely. An observation of structure changes in the practical device under an operative condition.|
Observe the pressure induced change of structure of materials
Reproduce the interior of the Earth on the ground
|Research Objectives||Behaviour of the hydrogen in the materials under high-pressure and temperature condition, State of the water and hydrogen in the deep Earth, Pressure-induced structural change of liquid and amorphous solids, Structural change of ice at low-temperature and high-pressure condition.|
|Features||Generation of high-pressure and high-temperature condition (10 GPa, 2000℃) with the six-axis multi-anvil press ATSUHIME, Capable of obtaining clean patterns with narrow beam collimation.|
Explore wide 3-dimensional reciprocal space simultaneously
|Research Objectives||Reveal the origin of functionalities of organic/inorganic materials from the structural point of view.|
|Features||Determine precise positions of light atoms such as hydrogen and oxygen atoms as well as complicated magnetic structures by highly efficient measurements under multiple extreme environments.|
Solving various problems related to internal stresses and microstructures
|Research Objectives||Metals, ceramics, composites, small to large sizes of components.|
|Features||Simultaneous strain measurement of more than two orthogonal strain components, multi-peak (more than 15 peaks for FCC steel) measurement, highest strain accuracy by highest peak resolution.|
High efficiency and high resolution crystal structure refinements for wide d region
|Research Objectives||Crystal structure and atomic arrangement refiments for energy device materials, such as Li battery and fuel battery materials.|
|Features||100 times higher intensity from previous instruments.|
Various measurement modes using 4 detector banks.
Wide d range measurement.
Promotion for industrial use.
Investigation of origin of hydrogen-induced physical properties by analysis of atomic position, and hydrogen correlations, and approach from pair correlation in disordered system
|Research Objectives||Observation of (magnetic) structural changes or pair correlation in hydrogen-induced physical properties, hydrogen storage materials or amorphous compounds.|
|Features||Wide range of structural changes can be observed: from nearest atomic distance to nm order distance. The throughput efficiency of one measurement is world's highest as a total diffractometer.|
SANS and Neutron Reflectometry
Analysis of nanostructures and microstructues ranging from sub-nm to μm in various materials
|Research Objectives||Structural analysis of metals, magnetic nano-materials, soft materials, proteins, and their complexes.|
Elucidation of nonequilibrium phenomena.
|Features||Wide-scale and high-spatial/time resolution measurement using advanced polarized and focusing neutron devices.|
Shed light on "nano-interface" structure with reflection of neutrons
|Research Objectives||Nano structure of every interface including free interfaces like water.|
|Features||Neutron reflectometer can color what you would like to see with isotopes, e.g. by heavy hydrogen, and can observe the reflection from buried interfaces thanks to high transmittance of neutrons.|
Investigation of microscopic structures of interfaces using microscopic neutron spins
|Research Objectives||Revealing mechanisms of functions of thin film devices by studying structures of surface and buried interfaces.|
|Features||Enhanced sensitivity of magnetic moments using polarized neutrons, and a high-precision neutron reflectivity measurement of a wide variety of thin films such as magnetic devices, nonmagnetic films, metallic films, polymer films, regardless of materials.|
Visualization of crystal, elemental and magnetic information of materials by energy-resolved neutrons
|Research Objectives||The following three imaging options are available in addition to conventional neutron radiography. 1) Bragg-edge imaging: crystal structure, crystalline phase, texture, microstructure, strain, preferred orientation and crystalline size in a polycrystalline material, 2) Polarized neutron imaging: Vector information of magnetic fields, 3) Resonance imaging: elements and temperature.|
Other Neutron Instruments
Grasping Nuclear Reactions at a Moment
|Research Objectives||The reaction probabilities between neutrons and nuclei are precisely measured for a wide region of neutron energy.|
|Features||The neutron flight time gives its velocity and energy. Gamma-rays generated by nuclear reaction are measured with high precision. A small sample, less than 1 mg, is used due to the high power of the neutrons.|
Particle physics and cosmology with low energy neutrons
|Research Objectives||Search for rare phenomena beyond the standard model of particle physics. Precision measurements on the decay, scattering, and interference of low energy neutrons, R&D of neutron optics for precise and efficient neutron measurements.|
|Features||High-intensity low-energy neutrons in a low background environment. The upstream supermirror bender provides the three unique neutron beams, low-divergence, unpolarized, and polarized beams.|
Serving a versatile neutron field for characterizing the neutron source as well as for R&D on various devices, irradiation and analysis of materials, etc
|Research Objectives||Characterization of the neutron source, nondestructive 3-D imaging of various objects utilizing nature of neutrons as particles, waves and magnets.|
Muon irradiation experiments for Materials and Life Science using positive or negative muon (μ+ or μ-) as a sensitive probe in the atomic scale.
|Research Objectives||Muon spin rotation/relaxation (μSR) measurements for electronic property of materials and/or electronic state of hydrogen introduced to the material.|
|Features||μSR apparatus with an energy-variable positive muon beam.|
A wide variety of sample enviroments including extremely low temperature and/or high pressure are availavle.
Portable apparati for variety of studies from subatomic physics to non-destructive element analysis using positive and/or negative muons (μ+, μ-)
|Research Objectives||Non-destructive element analysis, elementary particle physics, muonic atoms, nuclear muon capture, etc.|
|Features||High intensity pulsed beam is available for both positive and negative muons. Area is available for custom-made portable apparatus (needs prior consultation with MSL staff).|
Muon irradiation experiments for Materials and Life Science using positive muons (μ+) as a sensitive probe in the atomic scale.
|Research Objectives||Muon spin rotation/relaxation (μSR) measurements for electronic properties of materials and/or electronic state of hydrogen introduced to the material.|
|Features||μSR spectrometer with a fixed momentum pulsed positive muon beam.|
Measurements likewise at D1 is possible, except under pressure and at extreme low temperature.
Microscopic information on the electronic properties of near-surface/interface areas for heterostructured thin films, nano- and bio-materials using muon as a sensitive magentic probe.
|Research Objectives||Muon spin rotation/relaxation (μSR) measurements for electronic property of materials and/or electronic state of hydrogen over near-surface/interface areas in heterostructured thin films, nano- and bio-materials.|
|Features||μSR spectrometer for the world's highest intensity ultra slow positive muons.|
Measurements likewise at D1 is possible, except under pressure and at extreme low temperature.