Chihaya Fujiwara Nagoya University

Materials Science · Luminescent Materials

Chihaya Fujiwara

藤原 千隼

Kurosawa Laboratory (X-Lab), Department of Energy Engineering,
Graduate School of Engineering, Nagoya University
JSPS Research Fellow (DC1)

My research focuses on optical materials, particularly luminescent materials including halide perovskites, combining experimental approaches (crystal growth and optical/radiation characterization) with first-principles calculations.

Research → Publications researchmap ↗
Research overview

News

  • Together with Prof. Kodama (Saitama University), we measured the temperature dependence of luminescence properties at the UVSOR Synchrotron Facility, Institute for Molecular Science.
  • Prof. Sato (National Institute of Technology, Toyama College) visited our laboratory to conduct experiments and deliver a lecture. The visit was accompanied by lively and fruitful discussions.
  • I gave an oral presentation at the 15th Europhysical Conference on Defects in Insulating Materials, held at West University of Timișoara, Romania.
  • I gave a poster presentation at the 27th International Workshop on Radiation Imaging Detectors (iWoRID), held at Ghent University, Belgium.
  • Together with an undergraduate student, I gave an oral presentation at the 4th Area Meeting of the Grant-in-Aid for Transformative Research Areas (B) “Dynamic Elucidation of Mesoscale Phenomena Linking Living and Non-Living Matter Using STED Technology”, held in Tokushima.
  • A joint research meeting was held among three laboratories: X-Lab, the Tomita Laboratory, and the Yoshihashi Laboratory. We look forward to advancing radiation science together with these closely related groups.
  • I was awarded a Grant for International Conference Participation by the Murata Science and Education Foundation. corporate.murata.com ↗
  • Our paper has been accepted for publication in Materials Today Communications (IF: 4.9). doi:10.1016/j.mtcomm.2026.115539
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  • Greg (University of Szeged) and Mátyás and Lóránt (Institute for Nuclear Research, Hungarian Academy of Sciences) visited our laboratory, and we held a joint research seminar.
  • I gave an oral presentation at the 18th International Conference on Scintillating Materials and their Applications (SCINT2026), held in South Korea.
  • My oral presentation at the 15th Advanced Lasers and Photon Sources Conference (ALPS2026) received the Oral Presentation Award. alps.opicon.jp ↗
  • I gave an oral presentation at the 15th Advanced Lasers and Photon Sources Conference (ALPS2026).
  • The first cohort of fourth-year undergraduate students joined the Kurosawa Laboratory (X-Lab). We look forward to working together.
  • The Kurosawa Laboratory (X-Lab) was newly established in the Department of Energy Engineering, Graduate School of Engineering, Nagoya University, and I have relocated there.
  • Our paper on the luminescence properties of near-infrared-emitting Mo-doped Cs2ZrCl6 and its application to gamma-ray detection has been accepted for publication in Nuclear Instruments and Methods in Physics Research Section A (IF: 1.5). doi:10.1016/j.nima.2026.171548
  • I delivered an award commemorative lecture for the JSAP Young Scientist Presentation Award at the 73rd JSAP Spring Meeting.
  • I gave an oral presentation at the 2026 Annual Meeting of the Ceramic Society of Japan.
  • Our paper on the luminescence properties of Li2HfI6, a novel zero-dimensional halide perovskite, has been accepted for publication in the Journal of Luminescence (IF: 3.8). doi:10.1016/j.jlumin.2026.121784
  • Our paper on Li2Hf(Br,I)6, a novel neutron scintillator exhibiting red to near-infrared emission, has been accepted for publication in Materials Today Physics (IF: 9.3). doi:10.1016/j.mtphys.2025.101997
  • I gave an oral presentation at the 3rd Area Meeting of the Grant-in-Aid for Transformative Research Areas (B) “Dynamic Elucidation of Mesoscale Phenomena Linking Living and Non-Living Matter Using STED Technology”.
  • Neutron detection experiments were conducted at the Kindai University research reactor (UTR-KINKI).
  • I visited the laboratory of Assoc. Prof. Wataru Kada (Tohoku University) and conducted neutron detection experiments.
  • The temperature dependence of luminescence properties was measured at the UVSOR Synchrotron Facility, Institute for Molecular Science.
  • Experiments were conducted at the Institute for Integrated Radiation and Nuclear Science, Kyoto University (KURNS).
  • My oral presentation at the 86th JSAP Autumn Meeting received the JSAP Young Scientist Presentation Award. jsap.or.jp ↗
  • My oral presentation at the 2025 IEEE NSS MIC RTSD received the First Place Student Paper Award (Oral Presentation).
  • I gave an oral presentation at the 2025 IEEE NSS MIC RTSD, the largest international conference in the field of radiation detection and imaging.
  • I gave an oral presentation at the UVSOR Symposium.
  • Experiments were conducted at the Institute for Integrated Radiation and Nuclear Science, Kyoto University (KURNS).
  • I gave an oral presentation at the 45th Electronic Materials Research Symposium.
  • The temperature dependence of luminescence properties was measured at the UVSOR Synchrotron Facility, Institute for Molecular Science.
  • Experiments were conducted at the Institute for Integrated Radiation and Nuclear Science, Kyoto University (KURNS).
  • I gave an oral presentation in the session “Materials Science of Inorganic Compounds Based on Elemental and Structural Diversity” at the 38th Fall Meeting of the Ceramic Society of Japan, held at Gunma University.
  • Experiments were conducted at the Institute for Integrated Radiation and Nuclear Science, Kyoto University (KURNS).
  • Experiments were conducted at the ⁶⁰Co gamma-ray irradiation facility, Institute of Science Tokyo.
  • I gave an oral presentation in the Semiconductors/Optical Properties session at the 86th JSAP Autumn Meeting.
  • As part of an ongoing collaboration, I visited the Institute for Nuclear Research, Hungarian Academy of Sciences, and conducted particle-beam detection experiments.
  • I gave an oral presentation at the 28th Symposium of the Society of Iodine Science, held at Chiba University.
  • My poster presentation at the International Conference on Excited States of Transition Elements (ESTE2025) received the Best Poster Distinction.
  • I gave an oral presentation and a poster presentation at the International Conference on Excited States of Transition Elements (ESTE2025), held in Wrocław, Poland.
  • Experiments were conducted at the Institute for Integrated Radiation and Nuclear Science, Kyoto University (KURNS).
  • I gave a poster presentation at the Next-Generation Radiation Symposium 2025.
  • I gave an oral presentation at the 21st International Conference on Crystal Growth and Epitaxy (ICCGE-21), held in Xi'an, China.
  • Experiments were conducted at the ⁶⁰Co gamma-ray irradiation facility, Institute of Science Tokyo.
  • I received the Excellent Presentation Award at the 3rd Area Meeting of the Grant-in-Aid for Transformative Research Areas (B) “Dynamic Elucidation of Mesoscale Phenomena Linking Living and Non-Living Matter Using STED Technology”.
  • I gave an oral presentation at the 3rd Area Meeting of the Grant-in-Aid for Transformative Research Areas (B) “Dynamic Elucidation of Mesoscale Phenomena Linking Living and Non-Living Matter Using STED Technology”.
  • I was selected for the FY2025 International Technical Exchange Grant of the TEPCO Memorial Foundation.
  • The temperature dependence of luminescence properties was measured at the UVSOR Synchrotron Facility, Institute for Molecular Science.
  • I gave an oral presentation at the 12th International Symposium on Radiation Safety and Detection Technology (ISORD-12).
  • I visited Saitama University for a research meeting.
  • I gave an oral presentation at the Symposium on Optical Materials and its Measurements in UVSOR (SOMU2025).
  • I visited the ⁶⁰Co irradiation facility of the National Institute of Advanced Industrial Science and Technology (AIST) to conduct experiments.
  • I made a research visit to Saitama University.
  • I gave a poster presentation at the Lecture Meeting of the Institute for Materials Research, Tohoku University. imr.tohoku.ac.jp ↗
  • Experiments and data analysis were carried out in collaboration with students from the Kodama Group, Saitama University.
  • Dr. Mátyás and Dr. Lóránt from the Institute for Nuclear Research (ATOMKI) visited our laboratory, and we held a joint research seminar.
  • I gave a presentation at the OPTICS & PHOTONICS International Congress 2025.
  • I made a research visit to Saitama University.
  • This website was launched.

Grown Crystals

Photograph of a grown crystal
Photograph of a grown crystal
Photograph of a grown crystal
Photograph of a grown crystal
Photograph of a grown crystal