All Stories

  1. Hydrothermal ferromanganese oxides around a petit-spot volcano on old and cold oceanic crust

    Article • Communications Earth & Environment, June 2023, Springer Science + Business Media

    Dr. NAOTO HIRANO

  2. Lithological structure of western Pacific lithosphere reconstructed from mantle xenoliths in a petit-spot volcano

    Article • Progress in Earth and Planetary Science, November 2022, Springer Science + Business Media

    Dr. NAOTO HIRANO

  3. 87Sr/86Sr Isotopic Ratio of Ferromanganese Crusts as a Record of Detrital Influx to the Western North Pacific Ocean

    Article • Minerals, July 2022, MDPI AG

    Dr. NAOTO HIRANO

  4. The mantle structure below petit-spot volcanoes

    Article • Communications Earth & Environment, May 2022, Springer Science + Business Media

    Dr. NAOTO HIRANO

  5. Editorial for the thematic issue, “Orogens, ophiolites, and oceans: A snapshot of Earth's tectonic evolution”

    Article • Island Arc, January 2022, Wiley

    Professor Tatsuki Tsujimori, Dr. NAOTO HIRANO

  6. Modification for the matrix effect in SIMS-derived water contents of silicate glasses

    Article • GEOCHEMICAL JOURNAL, January 2022, Geochemical Society of Japan

    Dr. NAOTO HIRANO

  7. Cretaceous to Miocene NW Pacific Plate Kinematic Constraints: Paleomagnetism and Ar–Ar Geochronology in the Mineoka Ophiolite Mélange (Japan)

    Article • Journal of Geophysical Research Solid Earth, May 2021, American Geophysical Union (AGU)

    Professor Tatsuki Tsujimori, Dr. NAOTO HIRANO

  8. A Paleogene magmatic overprint on Cretaceous seamounts of the western Pacific

    Article • Island Arc, January 2021, Wiley

    Dr. NAOTO HIRANO

  9. Multi‐approach characterization of shallow‐water carbonates off Minamitorishima and their depositional settings/history

    Article • Island Arc, January 2021, Wiley

    Dr. NAOTO HIRANO

  10. Melting of recycled ancient crust responsible for the Gutenberg discontinuity

    Article • Nature Communications, January 2020, Springer Science + Business Media

    Dr. NAOTO HIRANO

  11. Alkali basalt from the Seifu Seamount in the Sea of Japan: post-spreading magmatism in a back-arc setting

    Article • Solid Earth, January 2020, Copernicus GmbH

    Dr. NAOTO HIRANO

  12. Tectonic implications of carbonate deposits on the eastern slope of the Hahajima Seamount in the collision zone between the Izu–Bonin Arc on the Philippine Sea Plate and the Ogasawara Plateau on the Pacific Plate

    Article • Island Arc, January 2020, Wiley

    Dr. NAOTO HIRANO

  13. Petit-spot volcanoes on the oldest portion of the Pacific plate

    Article • Deep Sea Research Part I Oceanographic Research Papers, December 2019, Elsevier

    Dr. NAOTO HIRANO

  14. Tokoro Belt (NE Hokkaido): an exhumed, Jurassic – Early Cretaceous seamount in the Late Cretaceous accretionary prism of northern Japan

    Article • Geological Magazine, June 2019, Cambridge University Press

    Dr. NAOTO HIRANO

  15. Rare earth elements and yttrium (REY) variability with water depth in hydrogenetic ferromanganese crusts

    Article • Chemical Geology, August 2018, Elsevier

    Dr. NAOTO HIRANO

  16. Garnet xenocryst from petit-spot lavas as an indicator for off-axis mantle refertilization at intermediate spreading ridges

    Article • Geology, October 2017, Geological Society of America

    Dr. NAOTO HIRANO

  17. Direct ascent to the surface of asthenospheric magma in a region of convex lithospheric flexure

    Article • International Geology Review, September 2017, Taylor & Francis

    Dr. NAOTO HIRANO

  18. Electrical conductivity of old oceanic mantle in the northwestern Pacific I: 1-D profiles suggesting differences in thermal structure not predictable from a plate cooling model

    Article • Earth Planets and Space, August 2017, Springer Science + Business Media

    Dr. NAOTO HIRANO

  19. Petit-spot as definitive evidence for partial melting in the asthenosphere caused by CO2

    Article • Nature Communications, February 2017, Springer Science + Business Media

    Dr. NAOTO HIRANO

  20. Geochemical/Petrological Interactions between Subducting Lithosphere and Petit-spot Magmas

    Article • Journal of Geography (Chigaku Zasshi), January 2017, Tokyo Geographical Society

    Dr. NAOTO HIRANO

  21. Geology and geochemistry of ferromanganese nodules in the Japanese Exclusive Economic Zone around Minamitorishima Island

    Article • GEOCHEMICAL JOURNAL, November 2016, Geochemical Society of Japan

    Dr. NAOTO HIRANO

  22. Pre-subduction metasomatic enrichment of the oceanic lithosphere induced by plate flexure

    Article • Nature Geoscience, October 2016, Springer Science + Business Media

    Dr. NAOTO HIRANO

  23. Relict chromian spinels in Tulu Dimtu serpentinites and listvenite, Western Ethiopia: implications for the timing of listvenite formation

    Article • International Geology Review, August 2016, Taylor & Francis

    Professor Tatsuki Tsujimori, Dr. NAOTO HIRANO

  24. Submarine lava fields in French Polynesia

    Article • Marine Geology, March 2016, Elsevier

    Dr. NAOTO HIRANO

  25. Missing western half of the Pacific Plate: Geochemical nature of the Izanagi-Pacific Ridge interaction with a stationary boundary between the Indian and Pacific mantles

    Article • Geochemistry Geophysics Geosystems, September 2015, American Geophysical Union (AGU)

    Dr. NAOTO HIRANO

  26. Melt-rich lithosphere-asthenosphere boundary inferred from petit-spot volcanoes

    Article • Geology, November 2014, Geological Society of America

    Dr. NAOTO HIRANO

  27. Carbon dioxide emission to Earth’s surface by deep-sea volcanism

    Article • Geology, November 2013, Geological Society of America

    Dr. NAOTO HIRANO

  28. Petit-spot lava fields off the central Chile trench induced by plate flexure

    Article • GEOCHEMICAL JOURNAL, January 2013, Geochemical Society of Japan

    Dr. NAOTO HIRANO

  29. Conformity and precision of CO2 densimetry in CO2 inclusions: microthermometry versus Raman microspectroscopic densimetry

    Article • Journal of Raman Spectroscopy, May 2012, Wiley

    Dr. NAOTO HIRANO

  30. Retentivity of CO2 in fluid inclusions in mantle minerals

    Article • European Journal of Mineralogy, December 2011, Schweizerbart

    Dr. NAOTO HIRANO

  31. Direct evidence for upper mantle structure in the NW Pacific Plate: Microstructural analysis of a petit-spot peridotite xenolith

    Article • Earth and Planetary Science Letters, February 2011, Elsevier

    Dr. NAOTO HIRANO

  32. Petit-spot volcanism: A new type of volcanic zone discovered near a trench

    Article • GEOCHEMICAL JOURNAL, January 2011, Geochemical Society of Japan

    Dr. NAOTO HIRANO

  33. Role of plutonic and metamorphic block exhumation in a forearc ophiolite mélange belt: An example from the Mineoka belt, Japan

    Article • January 2011, Geological Society of America

    Dr. NAOTO HIRANO

  34. Mechanisms of low-flux intraplate volcanic fields—Basin and Range (North America) and northwest Pacific Ocean

    Article • Geology, January 2010, Geological Society of America

    Dr. NAOTO HIRANO

  35. Noble gas isotopic compositions of mantle xenoliths from northwestern Pacific lithosphere

    Article • Chemical Geology, November 2009, Elsevier

    Dr. NAOTO HIRANO

  36. Evidence for recycled plate material in Pacific upper mantle unrelated to plumes

    Article • Geochimica et Cosmochimica Acta, May 2009, Elsevier

    Dr. NAOTO HIRANO

  37. Seamounts, knolls and petit-spot monogenetic volcanoes on the subducting Pacific Plate

    Article • Basin Research, December 2008, Wiley

    Dr. NAOTO HIRANO

  38. Subsurface structure of the “petit-spot” volcanoes on the northwestern Pacific Plate

    Article • Geophysical Research Letters, July 2007, American Geophysical Union (AGU)

    Dr. NAOTO HIRANO

  39. Noble gas and geochronology study of the Hana Ridge, Haleakala volcano, Hawaii; implications to the temporal change of magma source and the structural evolution of the submarine ridge

    Article • Chemical Geology, March 2007, Elsevier

    Dr. NAOTO HIRANO

  40. Depleted mantle wedge and sediment fingerprint in unusual basalts from the Manihiki Plateau, central Pacific Ocean

    Article • Geology, January 2007, Geological Society of America

    Dr. NAOTO HIRANO

  41. Depleted mantle wedge and sediment fingerprint in unusual basalts from the Manihiki plateau, central Pacific Ocean: Comment and Reply: COMMENT

    Article • Geology, January 2007, Geological Society of America

    Dr. NAOTO HIRANO

  42. Paleo-Moho depth determined from the pressure of CO2 fluid inclusions: Raman spectroscopic barometry of mantle- and crust-derived rocks

    Article • Earth and Planetary Science Letters, January 2007, Elsevier

    Dr. NAOTO HIRANO

  43. Volcanism in Response to Plate Flexure

    Article • Science, September 2006, American Association for the Advancement of Science

    Dr. NAOTO HIRANO

  44. The chemical structure of the Hawaiian mantle plume

    Article • Nature, August 2005, Springer Science + Business Media

    Dr. NAOTO HIRANO

  45. Young, olivine xenocryst-bearing alkali-basalt from the oceanward slope of the Japan Trench

    Article • Contributions to Mineralogy and Petrology, July 2004, Springer Science + Business Media

    Dr. NAOTO HIRANO

  46. Multi-stage evolution of the Tertiary Mineoka ophiolite, Japan: new geochemical and age constraints

    Article • Geological Society London Special Publications, January 2003, Geological Society

    Dr. NAOTO HIRANO

  47. The nature of faulting and deformation in the Mineoka ophiolite, NW Pacific Rim

    Article • Geological Society London Special Publications, January 2003, Geological Society

    Dr. NAOTO HIRANO

  48. Long-lived early Cretaceous seamount volcanism in the Mariana Trench, Western Pacific Ocean

    Article • Marine Geology, September 2002, Elsevier

    Dr. NAOTO HIRANO

  49. A new type of intra-plate volcanism; Young alkali-basalts discovered from the subducting Pacific Plate, Northern Japan Trench

    Article • Geophysical Research Letters, July 2001, American Geophysical Union (AGU)

    Kiichiro Kawamura, Dr. NAOTO HIRANO