What's new!

• 10/27/2024 Paper available online in Meteoritics & Planetary Science (Fukuda et al., 2024)
  "Radial transport and nebular thermal processing of millimeter-sized solids in the Solar protoplanetary disk inferred from Cr-Ti-O isotope systematics of chondrules"
  
  
  
• 9/18/2024 Presentation @Annual Meeting of The Geochemical Society of Japan 2024
  
  
  
• 9/14/2024 Presentation @Annual Meeting of Japan Association of Mineralogical Sciences 2024
  
  
  
• 8/1/2024 Paper published in The Astrophysical Journal (Zhang et al., 2024)
  "Late pebble accretion of comet 81P/Wild 2 nucleus: Evidence from a plagioclase-bearing chondrule fragment, Pyxie"
  
  
  
• 7/29/2024 Presentation @86th Annual Meeting of the Meteoritical Society (MetSoc2024)
  
  
  
• 6/24/2024 Paper published in 地球化学 (福田, 2024)
  "短寿命放射性核種存在度から探る原始太陽系円盤進化"
  
  
  

• 6/22/2024 Paper available online in Geochimica et Cosmochimica Acta (Zhang et al., 2024)
  "Forging inner-disk Al-rich chondrules by interactions of CAI-like melt and ambient gas"
  
  
  
• 6/12/2024 Presentation @The 72nd Annual Conference on Mass Spectrometry 2024
  
  
  
• 11/14/2023 Presentation @The 14th Symposium on Polar Science 2023
  
  
  
• 9/20/2023 Presentation @Short Course, The Geochemical Society of Japan 2023
  
  
  
• 8/20/2023 Presentation @Young Scientist Forum at AOMSC 2023
  
  
  
• 5/26/2023 Presentation @Japan Geoscience Union Meeting (JpGU) 2023
  
  
  
• 5/15/2023 Presentation @The 71st Annual Conference on Mass Spectrometry 2023
  
  
  
• 4/25/2023 Paper published in The Astrophysical Journal Letters (Arzoumanian et al., 2023)
  "Insights on the Sun birth environment in the context of star cluster formation in hub filament systems"
  
  
  
• 9/8/2022 Presentation @Annual Meeting of the Geochemical Society of Japan 2022
  
  
  
• 7/11/2022 Paper available online in Chemical Geology (Zhang et al., 2022)
  "SIMS matrix effects in oxygen isotope analysis of olivine and pyroxene: Application to Acfer 094 chondrite chondrules and reconsideration of the primitive chondrule minerals (PCM) line"
  
  
  
• 4/1/2022 Started a new job (Assistant Professor) @Osaka University, Japan
  
  
  
• 2/14/2022 Two papers available online in Geochimica et Cosmochimica Acta
  
  ・Siron et al. (2022)
  "High precision 26Al-26Mg chronology of chondrules from unequilibrated ordinary chondrules: evidence for restricted formation ages"
  
  ・Dunham et al. (2022)
  "Uniform initial 10Be/9Be inferred from refractory inclusions in CV3, CO3, CR2, and CH/CB chondrites"
  
  
  
• 12/31/2021 Paper available online in Geochimica et Cosmochimica Acta (Fukuda et al. 2022)
  "A temporal shift of chondrule generation from the inner to outer Solar System inferred from oxygen isotopes and Al-Mg chronology of chondrules from primitive CM and CO chondrites"
  
  
  
• 9/7/2021 Presentation @Annual Meeting of the Geochemical Society of Japan 2021
  
  
  
• 8/16/2021 Presentation @84th Annual Meeting of the Meteoritical Society (MetSoc2021)
  "A temporal shift of chondrule generation from the inner to outer Solar System"
  
  
  
• 7/1/2021 Promoted as Assistant Scientist @University of Wisconsin-Madison, USA
  
  
  
• 3/16/2021 Presentation @52nd Lunar and Planetary Science Conference (LPSC2021)
  "Multiple CV chondrule precursors originating from the inner and outer Solar System: Evidence from Cr-Ti-O isotope systematics of Allende chondrules"
  
  
  
• 2/25/2021 Paper available online in Gechimica et Cosmochimica Acta (Weisberg et al. 2021)
  "Micro-distribution of oxygen isotopes in unequilibrated enstatite chondrites"
  
  
  
• 12/3/2020 Presentation @The 11th Symposium on Polar Science (NIPR, Japan)
  "Pristine nature and formation environments of chondrules from Asuka 12236 CM2.9 chondrite: Evidence from mineral chemistry and oxygen isotope systematics"
  
  
  
• 111/1/2020 Three papers are available online in Geochimica et Cosmochimica Acta
  
  ・Siron et al. (2021)
  "New constraints from 26Al-26Mg chronology of anorthite bearing chondrules in unequilibrated ordinary chondrites"
  
  ・Fukuda et al. (2021)
  "Irradiation origin of 10Be in the solar nebula: Evidence from Li-Be-B and Al-Mg isotope systematics, and REE abundances of CAIs from Yamato-81020 CO3.05 chondrite"
  
  ・Fukuda et al. (2021)
  "Correlated isotopic and chemical evidence for condensation origins of olivine in comet 81P/Wild 2 and in AOAs from CV and CO chondrites"
  
  
  
• 3/2-7/2020 Research visit @Washington, USA

• 1/31/2020 Paper available online in Chemical Geology (Fukuda et al. 2020)
  "Magnesium isotope analysis of olivine and pyroxene by SIMS: Evaluation of matrix effects"
  
  
  
• 11/15/2019 Paper available online in The Astrophysical Journal (Fukuda et al. 2019) 
  "Origin of the Short-lived Radionuclide 10Be and Its Implications for the Astronomical Setting of CAI Formation in the Solar Protoplanetary Disk"
  
  
  
• 7/11/2019 Presentation @82th Annual Meeting of the Meteoritical Society (MetSoc2019)
  "Mg isotope ratios and minor element abundances of AOAs: Insights into their origins"
  "Magnesium isotope analysis of olivine by SIMS: Calibration of matrix effects"
  
  
• 7/1/2019 Paper published in Nature Astronomy (Fujiya et al. 2019)
  "Migration of D-type asteroids from the outer Solar System inferred from carbonate in meteorites"
  
  
  
• 3/21/2019 Presentation @50th Lunar and Planetary Science Conference (LPSC2019)
  "The relationship between oxygen and magnesium isotope ratios in olivine from the comet 81P/Wild 2: A comparison with AOAs in primitive meteorites"
  
  

• 11/19/2018 Paper published in Geochimica et Cosmochimica Acta (Roszjar et al. 2019)
  "Chemical, microstructural and chronological record of phosphates in the Ksar Ghilane 002 enriched shergottite"
  
  
  
• 8/7/2018 Paper published in Scientific Reports (Terada et al. 2018)
  "Thermal and impact histories of 25143 Itokawa recorded in Hayabusa particles"
  
  
  
• 7/1/2018 Started a new job (Postdoctral Research Associate) @University of Wisconsin-Madison, USA
  
  
  
• 5/30/2018 Paper published in Geochemical Journal (Editor's choice paper: Fukuda et al. 2018) 
  "Beryllium-boron relative sensitivity factors for melilitic glasses measured with a NanoSIMS ion microprobe"