20 January (Sun)

A paper ‘Atomic and electronic structures on a mordenite zeolite’  is published in e-Journal of Surface Science and Nanotechnology 22, 25-31 (2024). Atomic and electronic structures of typical zeolite of mordenite were measured and the results were found to consistent with a density functional theory.

02 January (Tue)

A paper ’Improved data analysis for molecular dynamics in liquid CCl4’ is published in Journal of Molecular Liquids 395, 123828-1-8 (2024). The origin of the fast sound in liquid CCl4 appeared in inelastic x-ray scattering is clarified by a new analytical technique.

27 December (Wed)

A press release is carried out on our paper ’Improved data analysis for molecular dynamics in liquid CCl4’ published in Journal of Molecular Liquids 395, 123828-1-8 (2024) from Kumamoto University and Fukuoka University. It is referred by Sankei Shinbun and PRTIMES on 27 of December and Nishinippon Shimbun on 29 of December.

25 December (Mon)

A paper ’Local- and intermediate-range partial structure study of As-Se glasses’（Journal of the Physical Society of Japan 93, 014601-1-12 (2024)） is selected as JPS Hot Topics from Physical Society of Japan.

19 December (Tue)

A paper ’Local- and intermediate-range partial structure study of As-Se glasses’ is published in Journal of the Physical Society of Japan 93, 014601-1-12 (2024). Atomic structures of As-Se glasses are determined by anomalous X-ray scattering, X-ray and neutron diffraction and reverse Monte Carlo analysis.

17 December (Sun)

A paper ’Improved data analysis for molecular dynamics in liquid CCl4’ is accepted to publish in Journal of Molecular Liquids. The origin of the fast sound in liquid CCl4 appeared in inelastic x-ray scattering is clarified by a new analytical technique.

28 November (Tue)

Prof. Marc de Boissieu of SiMAP at Grenoble, France visits Kumamoto from 27th. A talk entitled ’Thermal conductivity and lattice dynamics in structurally complex materials’ is performed by him at 108th IROAST Seminor.

22 November (Wed)

An Invited talk ’Changes in atomic and electronic structures in a Gd65Co35 metallic glass by cryogenic rejuvenation’ is carried out in The 11th Pacific Rim International Conference on Advanced Materials and Processing held at Jeju from 19th to 23rd of November.

21 November (Tue)

A paper ’Local- and intermediate-range partial structure study of As-Se glasses’ is accepted to publish in Journal of Physical Society of Japan. Atomic structures of As-Se glasses are determined by anomalous X-ray scattering, X-ray and neutron diffraction and reverse Monte Carlo analysis.

18 November (Sat)

An oral presentation of ‘Studies of atomic structures, Electronic states, and dynamics of functional zeolites by using synchrotron radiation‘ is carried out at Transformative Research Areas (A) (Hyper-Ordered Structure Science) held on 17-18 of November at the University of Tokyo.

13 November (Mon)

A soft x-ray emission experiment is performed at BL13A/PF-KEK with Sato kun of Hiroshima University and Tezuka san of Hirosaki University from 11th.

11 November (Sat)

A high energy x-ray diffraction experiment is carried out at  BL04B2/SPring-8 with Dr. Tsutsui of JASRI from 9th.

1 November (Wed)

SH joins the joint workshop of Metal Glass Committee of The Society of Materials Science, Japan and Metallic Glass and Nano Metallic Crystals Committee of Japan Society of Powder and Powder Metallurgy held at Faculty of Engineering, Hokkaido University.

25 October (Wed)

A book ’ Hyperordered Structures in Materials: Disorder in Order and Order within Disorder’ is published from Springer. Chapter of ‘ Dynamics’ is coauthored.

For three days from 23rd, a special lecture titled ‘Atomic structures and dynamics of metallic materials using synchrotron radiation x-rays’ is performed at Department of Materials, Graduate School of Engineering, Kyushu University. This lecture is invited by Professor Yukiko Ozaki of this department.

28 September (Thu)

A poster presentation ’Valence-selective three-dimensional atomic images of Fe3O4 magnetite by x-ray fluorescence holography’ is carried out in International conference on complex orders in condensed matter held at Évian-les-Bain from 24 to 29 of September.

26 September (Tue)

A paper ’A possible origin of the very fast sound in terahertz region in liquid benzene’ is published in Journal of Molecular Liquids 390, 123063-1-9 (2023). The origin of the fast sound in liquid benzene appeared in inelastic x-ray scattering is clarified by a new analytical technique.

22 September (Fri)

A paper ’Collective modes in molten CsCl, CuCl and AgI observed by inelastic x-ray scattering’ is published in Journal of Molecular Liquids 390, 123019-1-7 (2023). Prof. Inui of Hiroshima University clarify the vibrational structures on some molten salts.

21 September (Thu)

An oral presentation ’Changes in atomic structures on a Gd65TM35 glass by cryogenic rejuvenation’ is carried out in 8(+1)th Reverse Monte Carlo Conference held at Budapest from 21 to 23 of September.

18 September (Mon)

SH again visits Professor Pilgrim of University of Marburg to discuss the research.

13 September (Wed)

Our study on Ag containing zeolite is introduced by a local journal BanCul 2023 Fall issue as a special article of ‘From the Land of Light’ published by Himeji Cultural and International Exchange Foundation. Details are here.

12 September (Tue)

A paper ’A possible origin of the very fast sound in terahertz region in liquid benzene’ is accepted to publish in Journal of Molecular Liquids. The origin of the fast sound in liquid benzene appeared in inelastic x-ray scattering is clarified by a new analytical technique.

8 September (Fri)

An oral presentation ‘Atomic and electronic structures of Ag-containing 4A zeolite having an antibacterial function’ is performed online in 36th Fall Symposium of the Ceramics Society of Japan held at Kyoto Institute of Technology Matsugasaki Campus from 6th to 8th.

6 September (Wed)

A paper ’Collective modes in molten CsCl, CuCl and AgI observed by inelastic x-ray scattering’ is accepted to publish in Journal of Molecular Liquids. Prof. Inui of Hiroshima University clarify the vibrational structures on some molten salts.

30 August (Wed)

SH visits Prof. Tanaka and Dr. Teramoto of Kobe University to discuss with them together with Dr. Tsutsui of JASRI/SPring-8.

25 August (fri)

SH visits Dr. N. Happo of Hiroshima City University to discuss from 24th.

15 August (Tue)

An oral presentation ‘Changes in microscopic dynamics in Gd65Co35 metallic glasses by cryogenic rejuvenation’ is performed in 9th International Discussion Meeting on Relaxation in Complex Systems held at Makuhari from 12th to 18th.

11 August (Fri)

A paper ‘Atomic and electronic structures on a mordenite zeolite’  is accepted to publish in e-Journal of Surface Science and Nanotechnology. Atomic and electronic structures of typical zeolite of mordenite were measured and the results were found to consistent with a density functional theory.

9 August (Wed)

SH visits Nara Institute of Science and Technology from 7th, and discusses with Prof. Tomohiro Matsushita.

4 August (Fri)

SH visits Kato Laboratory of Institute for Materials Research at Tohoku University from 31st of July, and makes a collaborative research to manufacture new metallic glass samples and measure their some material properties.

26 July (Wed)

SH visits National Institute of Materials Sciences (NIMS) at Namiki of Tsukuba, and discuss with Dr. Ayako Nakata from 25th.

17 July (Mon)

SH visits University of Marburg, and discuss with Prof. Pilgrim.

13 July (Thu)

An oral presentation ’Improved data analysis for molecular dynamics in liquid benzene’ is performed in 38th International Conference on Solution Chemistry (38ICSC) held at Belgrade from 9th to 14th.

3 July (Mon)

An invited talk ’Changes in electronic structures on a Gd65Co35 glass by temperature cycling rejuvenation’ is performed in International Conference on Processing & Manufacturing of advanced Materials held at Vienna from 2nd to 7th.

30 June (Fri)

SH visits Ichitsubo Laboratory of Institute for Materials Research at Tohoku University from 27 th, and makes a collaborative research.

28 June (wed)

A press release is carried out on our paper ’Atomic and electronic structures of an Ag-containing 4A zeolite‘ from Kumamoto University, High Energy Accelerator Research Organization, Kyoto University and SPring-8.

21 June (Wed)

A paper ’Structure Determination in a New Type of Amorphous Molecular Solids with Different Nonlinear Optical Properties: A Comparative Structural Analysis’ is published in Journal of Physics: Condensed Matter 35, 384001-1-10 (2023). Christian and coworkers investigate the relationship between the differences of nonlinear optical properties and atomic structures.

12 June (Mon)

An x-ray fluorescence holography experiment is carried out at BM02 of ESRF from 7th with Jens of Nagoya University, and Hayashi san and Kato kun of Nagoya Institute of Technology.

7 June (Wed)

A paper ’Atomic and electronic structures of an Ag-containing 4A zeolite’ is published in Microporous and Mesoporous Materials 359, 112662-1-8 (2023). Based on experimental atomic and electronic structures as well as density functional theory, Ag  atoms of Ag containing 4A type zeolite show a valency of 0.5, which my be the origin of anti-bacterial function in this zeolites.

1 June (Thu)

An oral presentation ’Structural study on ZnFe2O4 by x-ray fluorescence holography’ is carried out at European Materials Research Society 2023 Spring Meeting held at Strasbourg from 29 May to 2 June.

30 May (Tue)

A paper ’Structure Determination in a New Type of Amorphous Molecular Solids with Different Nonlinear Optical Properties: A Comparative Structural Analysis’ is accepted to publish in Journal of Physics: Condensed Matter. Christian and coworkers investigate the relationship between the differences of nonlinear optical properties and atomic structures.

27 May (Sat)

A paper ’Atomic and electronic structures of an Ag-containing 4A zeolite’ is accepted to publish in Microporous and Mesoporous Materials. Based on experimental atomic and electronic structures as well as density functional theory, Ag  atoms of Ag containing 4A type zeolite show a valency of 0.5, which my be the origin of anti-bacterial function in this zeolites.

22 May (Mon)

A poster presentation ’Changes in atomic, electronic, and dynamic structures on a Gd65Co35 glass by temperature cycling rejuvenation’ is carried out at 788th WE-Heraeus-Seminar ‘Beyond Imperfections: New Structure-Property Relationships in Ceramics and Glasses’ held in Bad Honnef on 21-24 of May.

19 May (Fri)

An inelastic x-ray scattering experiment is carried out at BL35XU/SPring-8 from 18th with Inui kun of Hiroshima University.

17 May (Wed)

Anomalous x-ray scattering experiments are carried out at BL47XU/SPring-8 with Kimura kun of Nagoya Instiute of Technology from 13th.

10 May (Wed)

Jens comes to Kumamoto University for collaborations.

03 May (Wed)

An x-ray fluorescence holography experiment is performed at BL6C of the PF-KEK from 28th of April with Prof. Happo of Hiroshima City University.

28 April (Fri)

A paper ‘Structural origins of the unusual thermal stability of amorphous CuxGe50−xTe50 (0 ≤ x ≤ 33.3)’ is published in Journal of Physics: Condensed Matter 35, 304004-1-7 (2023). Jens kun of Nagoya University reviews atomic structures of Cu-Ge-Te phase-change materials.

22 April (Tue)

An Introduction Research presentation of ‘Studies of atomic structures, Electronic states, and dynamics of functional zeolites by using synchrotron radiation‘ is carried out at Kick off meeting of second term of publicly offered researches in Transformative Research Areas (A) (Hyper-Ordered Structure Science) held at Nagoya Institute of Technology.

19 April (wed)

A paper ‘Structural origins of the unusual thermal stability of amorphous CuxGe50−xTe50 (0 ≤ x ≤ 33.3)’ is accepted to publish in Journal of Physics: Condensed Matter. Jens kun of Nagoya University reviews atomic structures of Cu-Ge-Te phase-change materials.

14 April (Fri)

A soft x-ray fluorescence holography experiment is carried out from 10th at BL37XU/SPring-8 with Matsushita san, Hashimoto san, and Yamamoto kun of Nara Institute of Science and Technology and Jens kun of Nagoya University.

31 March (Fri)

Inverse-photoemission experiments are carried out on metallic glasses at HiSOR of Hiroshima University from 27th with Kobayashi kun.

29 March (Wed)

A paper ‘Collective excitations in a melt of fast phase change material GeCu2Te3’ is published in Journal of Physics: Condensed Matter 35, 234002-1-7 (2023). Prof. Inui of Hiroshima University studies dynamics in liquid state of GeCu2Te3 phase change  material by inelastic x-ray scattering.

24 March (Fri)

Two oral presentations are carried out on “Study on phonons in liquid Ag by inelastic x-ray scattering” and “Structural study on ZnFe2O4 by x-ray fluorescence holography” in The 2023 Spring Meeting of Physical Society of Japan held online on 22-25 March 2023.

20 March (Mon)

A review paper ‘Atomic structures and glass-forming ability of Pd-based bulk metallic glasses’ is published in Journal of the Society of Materials Science, Japan “Zairyo” 72, 234-236 (2023). Recent studies on the relationship between atomic structures and glass-forming ability of Pd-based bulk metallic glasses are reviewed.

14 March (Tue)

An oral presentation of ‘Studies of atomic structures, Electronic states, and dynamics of functional zeolites by using synchrotron radiation‘ is carried out at Transformative Research Areas (A) (Hyper-Ordered Structure Science) held on 13-14 of March at Nagoya University.

10 March (Fri)

Photoemission and inverse-photoemission experiments are carried out on metallic glasses at HiSOR of Hiroshima University from 7th of November with Kobayashi kun.

9 March (Thu)

A paper ‘Collective excitations in a melt of fast phase change material GeCu2Te3’ is accepted to publish in Journal of Physics: Condensed Matter. Prof. Inui of Hiroshima University studies dynamics in liquid state of GeCu2Te3 phase change  material by inelastic x-ray scattering.

A poster presentation on ‘Changes in Electronic States in Gd-TM metallic glasses Rejuvenated by Temperature Cycling‘ is carried out at The 27th Hiroshima International Symposium on Synchrotron Radiation held on 9-10 January at Hiroshima University.

6 March (Mon)

An x-ray fluorescence holography experiment is performed at BL6C of the PF-KEK from 4th with Prof. Happo of Hiroshima City University.

1 March (Wed)

Grant-in-Aid for Transformative Research Areas (A) (Hyper-Ordered Structure Science) is again approved as a publicly offered researcher in 2023-4 fiscal years.

28 February (Tue)

An XAFS experiment is performed at BL11A of the PF-KEK

22 February (Wed)

SH visits Kato Laboratory of Institute for Materials Research, Tohoku University to discuss metallic glass science from 20th.

20 January (Fri)

A paper ‘Phonon dispersion curves in the type-I crystalline and molten clathrate compound Eu8Ga16Ge30’ is published in Journal of Physics: Condensed Matter 35, 114002-1-8 (2023). Prof. Inui of Hiroshima University studies dynamics in liquid state of Eu-Ga-Ge clathrate  material by inelastic x-ray scattering.

SH visits Ichitsubo Laboratory of Institute for Materials Research, Tohoku University to discuss metallic glass science from 18th.

8 January (Sun)

An oral presentation on ‘Polymerization transition and generalized Langevin analysis for inelastic x-ray scattering spectra on liquid sulfur‘ is carried out at 36th Annual Meeting of the Japanese Society for Synchrotron Radiation Research held on 7-9 January  at Ritsumeikan University Bieako-Kusatsu Campus.

7 January (Sat)

An oral presentation on ‘Atomic and electronic structures of Ag-containing 4A zeolite having an antibacterial function‘ is carried out at 36th Annual Meeting of the Japanese Society for Synchrotron Radiation Research held on 7-9 January  at Ritsumeikan University Bieako-Kusatsu Campus.

6 January (Fri)

A paper ‘Phonon dispersion curves in the type-I crystalline and molten clathrate compound Eu8Ga16Ge30’ is accepted to publish in Journal of Physics: Condensed Matter. Prof. Inui of Hiroshima University studies dynamics in liquid state of Eu-Ga-Ge clathrate  material by inelastic x-ray scattering.