Hokkaido University, Department of Earth and Planetary Science
Parent Institutions [?]
Child Institutions [?]
Affiliated Works
sorted by decreasing year, and then by display-name
- A Newly Recognized Shield Volcano Southwest of Oahu Island, Hawaii
- A numerical simulation of thermal convection in the Martian lower atmosphere with a two-dimensional anelastic model.
- Ancient bacterial diversity in mid-Cretaceous black shale: DNA records of oceanic euxinic paleoenvironmnets
- Baroclinic Responses Caused by Barotropic Rossby-Wave Incident to Steep Bottom Topography : A Semi-analytical Study
- Causes of Downward Motion Around the Tropopause Over Indonesia
- High-resolution SST and SSS Records of IMAGES Core (MD982195) in the Northern Part of the East China Sea
- Imaging of the Three-Dimensional Distribution of Small-Scale Heterogeneities in the Hidaka, Japan, Region Using Coda Wave Amplitudes
- Mineralogy of the Lower Mantle by the Combined Method of Laser-heated DAC and ATEM
- Super-Deep Seismic Reflection Profiling in the Southern Part of Hidaka Collision Zone, Hokkaido, Japan
- Where is an Entrance of the air to the Tropical Stratosphere?
- A High Resolution Paleomagnetic Record from East China Sea
- An Alternative AO Mode and Its Role on the Salinification of the Eurasian Basin
- Augmented surface wave tomography for the Australasian region
- Carbon, nitrogen and sulfur isotopic characterization of biological samples from chemo-synthetic communities in southern Okinawa, Japan
- Climate on Abnormal Occurrence of Wildland Fires in Siberia and Mongolia
- Direct observations of atmospheric boundary layer response to SST variations associated with tropical instability waves over the eastern equatorial Pacific
- Interannual to Interdecadal Variability in the Japan Sea Based on a New Gridded Upper Water Temperature Dataset
- Multi-disciplinary Analysis of IMAGES Core (MD012421) off the Central Japan
- Periodic Regime Shifts of ENSO Behavior Appeared in Alkenone SST Changes in Mid-latitude North Pacific During the Last 150,000 Years.
- Sensitivity kernels for finite-frequency surface waves
- Short-term Changes in Carbon Cycle After Fire in a Birch Forest of West Siberia
- Simultaneous Synthesis of Static and Dynamic Ground Motions Near a Finite Fault in a Layered Medium
- Spatial and Temporal Variation of in-situ Stress in and around Active Fault zones in Central Japan
- Storm-time Interactions between the Ionosphere and Thermosphere
- Studying the solar wind by simultaneous observations of the interplanetary Lyman alpha background with NOZOMI/UVS and SOHO/SWAN
- Time Variation of Fluid Chemistry at Iheya North Seafloor Hydrothermal System, mid-Okinawa Trough
- Climate Transition on Mars: CO2 Exchange Process Between Atmosphere and Ice Caps Under Paleoenvironment
- Comparative study of two active faults in different stages of the earthquake cycle in central Japan -The Atera fault (with 1586 Tensho earthquake) and the Nojima fault (with 1995 Kobe earthquake)-
- Evidence for transition from mid-oceanic ridge setting to supra-subduction zone setting in the lower crustal gabbroic sequence, Haylayn block, Oman ophiolite
- First Expeditionary Deployments of the Deep Ocean Raman In Situ Spectrometer
- From NAO to AO: A distinctive process between two phenomena
- General Expressions of Internal Displacement and Stress Fields due to a Moment Tensor in an Elastic-Viscoelastic Layered Half-Space
- Imaging of 3-D Small-Scale Heterogeneities Around the Nagamachi-Rifu Fault in Northeast Japan by F-K and Polarization Analyses
- Impact of the Wintertime NAO on the Summertime Atmospheric Circulation and its Solar Cycle Modulation
- Layered Nature With Different Physical Properties Of Firn
- Mid-Cretaceous Exhumation of the Early Cretaceous Kamuikotan Blueschists in Hokkaido, Japan
- Modeling of SH Wave Envelopes in Media With Many Cavities
- Orbital-scale El Niño/Southern Oscillation-Like Variability During the Last Glacial-Interglacial Cycle
- Origin of Low Salinity Pore Fluids: Kumano Forearc Mud Volcanoes, Nankai Trough
- Paleo-SST and Seawater δ <SUP>18</SUP>O Reconstruction of the Kuroshio-Front Region since the Last Glacial Maximum
- Remote sensing of the active regions on both the front and the far side of the Sun by Nozomi Lyman alpha observation
- Seasonal variation of the northern hemisphere annular mode and its winter-to-summer linkage
- Sources of Low-Chloride Fluids in Sediments beneath Biological Communities on the Nankai Accretionary Wedge off Kumano
- The Impact of the 1991 Pinatubo Volcanic Eruption on Climate Using a Vertically Resolved Stratospheric Aerosol Data Set Derived from SAGE II Observations
- Three-Dimensional Structure of the Circulation Induced by a Shoaling Topographic Wave
- Unzen Scientific Drilling Project, Japan: Studies of Stress, Fractures and Physical Properties in Flank Wells
- Viscoelastic Crustal Deformation in the India-Eurasia Collision Zone: Difference in Time Dependence Between the Vertical and Horizontal Components
- Water vapor transport to the Tibetan Plateau revealed with stable isotopes of precipitation: a new hypothesis for unusual isotope signals
- Descriptions for CFCs distributions observed on the revisit of WHP A10
- Direct Measurement of Microbial Methane Oxidation at Hydrothermal Vent Ecosystems.
- Effect of H2O on Ca-Na Partitioning Between Plagioclase and Melt: Implications for the Origin of An-rich Plagioclase in Low-Alkali Arc Tholeiite
- High-pressure, high-temperature Raman spectroscopic study of ilmenite-type MgSiO<SUB>3</SUB>, MgGeO<SUB>3</SUB> and MgTiO<SUB>3</SUB>
- Isotopic composition of atmospheric water vapor observed at Taiga forest in Eastern Siberia
- Methane and nitrous oxide in submarine groundwater discharges: Toyama Bay, northwestern Japan
- Millennial-scale variabilities of subsurface temperature and thermocline depth in the Sea of Okhotsk during the late Quaternary
- Modeling of SH Wave Envelopes in Media With Many Cavities: Wave Simulations vs. Radiative Transfer Theory
- Numerical Modeling of Cloud Convection With High Condensation Threshold: Implication to Methane Convetive Clouds in Titan's Atmosphere
- On Resolution of Surface Wave Tomography: Geometrical Rays and Finite-Width Rays
- Rapid and Simple quantifying system for <SUP>17</SUP>O anomaly in CO<SUB>2</SUB> by using CF/IRMS
- Regional Gravity From Lunar Prospector Extended Mission Data: Results for Copernicus and Serenitatis
- Seasonal linkage of the Arctic Oscillations and its solar cycle modulation
- Stable Isotope Anomalies and Low Chloride Concentrations in Pore Water of CH<SUB>4</SUB>-Rich Sediments at the Tanegashima Mud Volcano, Japan
- Summer Northern Hemisphere annular mode revealed from observation and AGCM simulation
- Temporal Trends In Apparent Oxygen Utilization In The Upper Pycnocline Of The North Pacific
- Alkenone-SST and Nitrogen Isotope Records in the Three Piston Cores in the Eastern Equatorial Pacific During the Past 150 ky
- Development of a cylindrical pluton: combined field and gravity evidence from an exposed cross section of the tilted Miocene Tottabetsu plutonic complex, Hokkaido, Japan
- Distribution of Dissolved Hydrogen in Pore Water at Cold Seep Site
- Eruption Mechanism of the 10th Century Eruption in Baitoushan Volcano, China/North Korea
- Geochemistry of Site U1309 Gabbros, IODP Expeditions 304/305 at the Atlantis Massif, Mid-Atlantic Ridge 30°N
- Investigation into the stratosphere by long-term observations of the triple isotopic compositions of stratospheric CO2
- Numerical Modeling of Cloud Convection in Titan's Atmosphere and its Role in Methan Hydrological Cycle
- Pore Water Chemistry as Sensitive Indicators for Fluid Flow in Brazos-Trinity Basin #4 and Ursa Basin, Northeast Gulf of Mexico (IODP Expedition 308)
- Possible Effect of Black Carbon Wildfire Soot on Arctic Sea Ice and Alaska Glaciers
- Salinity-Related Occurrence of Unusual Alkenoate and Its Involvement in the Past Temperature Estimation
- Secular Obliquity Variations Due to Climate Friction on Mars: Re-examination in Influence of Martian Internal Viscosity Structure
- Seismic constraints on temperature of the Australian uppermost mantle
- Application of 4Dvar Data Assimilation for Reanalysis and Short Range Forecast: Circulation of the Chukchi and Bering Seas
- Biological forcing controls the chemistry of the coral exoskeleton
- Carbon Allocation of 13CO2-labeled Photoassimilate in Larix gmelinii Saplings - A Physiological Basis for Isotope Dendroclimatology in Eastern Siberia.
- Chemical Conversion of PON to Nitrous Oxide for Nitrogen Isotopic Analysis : High- Sensitivity Tracer Assay for Nitrogen Fixation
- Compression Behavior of Delta-AlOOH and Experimental Observation of the Hydrogen Bond Symmetrization at High Pressure
- Evaluation of Oxygen / Carbon Isotopes and Weights of Primary and Secondary Calcite in Planktonic Foraminifer Tests
- Geochronology and paleoceanographic history of Quaternary sediments from southwestern part of Pacific-Antarctic Ridge, the Ross Sea, Antarctica
- Glacial-Interglacial Variations of Atmospheric CO2 Concentration: the Effect of Ocean Physical Field on the Carbon Cycle
- Global Ionosphere Thermosphere Model results of the Halloween Storm
- Impact of global warming on seasonal variations of net precipitation in polar regions
- Liquid CO2 venting on the seafloor: Yonaguni Knoll IV hydrothermal system, Okinawa Trough
- Microbial Community in a Sediment-Hosted CO2 Lake of the Southern Okinawa Trough Hydrothermal Field
- Millennial scale displacement of the subarctic boundary during the last deglaciation in the northwestern Pacific
- Near-zero ozone concentration in the Tropical Tropopause Layer at Christmas Island (2N, 157W) in the equatorial central Pacific
- Partitioning of Iron Between Perovskite / Post-Perovskite and Magnesiowüstite in the Lower Mantle
- Physical interpretation of unstable modes of a linear shear flow in shallow water on an equatorial beta-plane
- Productivity evolution forced by precessional cycles in the North Equatorial Countercurrent, eastern equatorial Pacific over the last 150 kyr
- Relative Humidity and Ozone Distribution in the Tropical Tropopause Transition Layer
- Sequence and Magma Plumbing System of Simultaneous 1994 Eruption Episode of Two Post-caldera Volcanoes, Vulcan and Tavurvur, at Rabaul Caldera, Papua New Guinea
- Simultaneous Observations of Tropical Cirrus Clouds by Lidar and Humidity by CFH Over Bandung and Biak, Indonesia During SOWER Campaigns
- Spatial and temporal variability of nutrient impacts to a coastal biogeochemical systems driven by river water from cultivated land areas
- Magnetospheric forcing of the high-latitude thermosphere, as observed by CHAMP
- SHADOZ in the Aura Era
- Scientific Accomplishments from Ten Years of SHADOZ (Southern Hemisphere Additional Ozonesondes) Profile Data: An Overview
- Variational estimate of the volume transport through the Kamchatka Strait and Aleutian passes.
- Detection of an SO2 plume over Sapporo, Japan from the eruption of Mt. Kasatochi using a balloon sounding technique
- High CO2 Retained Fraction in Ocean Sequestration Estimated by a High Resolution Model
- How is dissolved iron produced and transported in the Amur River basin?
- Interannual variations in soil moisture and productivity of boreal forest in Eastern Siberia
- Investigation of longitudinal distribution of thermospheric density by an empirical model derived from the CHAMP data
- Peat Plant-Wax n-Alkane D/H Ratios Document Early Holocene Arrival of Indian Ocean Monsoon in Southern China
- Reconstruction of paleoproductivity and paleotemperature recorded in sediment cores of Drake Passage and Scotia Sea, Antarctica
- Response of the tropical tropopause temperature to changes in tropical sea surface temperatures : role of vertical eddy heat flux
- Biogenic and terrestrial sediment records of the last two glacial cycles from offshore southeastern Papua New Guinea
- Chronology of tsunami and tephra on Paramushir Island, northern Kuril Islands
- Holocene temperature change in the northern East China Sea; Application of TEX86 paleothermometry
- Modulation in Interannual Sea-Ice Patterns in the Southern Ocean in Association with Large-Scale Atmospheric Mode Shift
- Novel DNA Extraction Method Unveiled the Ancient Hot Deep Biosphere Concealed in Terrestrial Sedimentary Rocks
- Paleotemperature reconstruction in Lake Biwa, central Japan, during the last 50,000 years
- Paleotemperature variation in the South China Sea and the displacement of the Intertropical Convergence Zone during the last 30 kyrs
- Subtropical Pacific SST Variability Related to the Local Hadley Circulation During the Premature Stage of ENSO
- TEX86 and UK37' paleotemperature records from the southern South China Sea during the last two glacial cycles
- The effect of snowmelt water on surface atmospheric variability in Siberia
- Water partitioning and the effect of water on high pressure phase transformation of olivine
- Centennial-scale variability in sea surface temperature and sardine and anchovy abundances in the Beppu Bay in Japan during the last 1500 years
- Extratropical forcing of temperature change in tropical tropopause layer of January 2009
- Land-atmosphere coupling in response to anomalous snowmelt and its impact on subarctic summer climate
- Observation of natural phytoplankton blooms in the western subarctic North Pacific: Is there relation to atmospheric iron supply?
- Regional patterns of SST warming trend in the North Pacific based on CMIP3 multi-model simulations
- Simultaneous determination of stable isotopic compositions of nitrous oxide (δ15N and δ18O of N2O) and methane (δ13C of CH4) in nanomolar quantities from a single water sample
- The estimate of the denitrification using nitrogen gas excess in the Sea of Okhotsk
- Impact of Historical Deforestation and Urbanization on Regional Climate in North Japan
- Influence of projected snow and sea-ice changes on future climate in heavy snowfall region
- Inversion analysis of estimating interannual variability and its uncertainties in biotic and abiotic parameters of a parsimonious physiologically based model after wind disturbance
- The relationship between water content and Al-content in the MTZ and the lower mantle minerals
- Variability in the Boreal Winter Asian-Australian Monsoon in the Western Pacific Warm Pool Area Over the Past 150,000 Years
- Change of the Surface Soil in the Ohno River Drainage and its Impact on the Detrital Composition of the Sediments in the Beppu Bay, the Southwestern Japan, during the Holocene
- Decadal- and Centennial-Scale Variability in Sea Surface Temperature in Beppu Bay in Japan During the Last 2900 Years
- Effects of synoptic-scale circulation pattern and local land surface condition on fog at Kushiro, northern Japan
- Energy and carbon balances with phenology over the larch forests on the permafrost in northern Mongolia
- Longitudinal dependence in the inter-annual variation of the temperature anomalies
- Roles of deep convection in the tropical tropopause layer studied using the Nonhydrostatic ICosahedral Atmospheric Model (NICAM)
- Temporal fluctuation of the position of the sea surface temperature boundary in the Japan Sea during the Holocene
- Tephrostratigraphy during 3000 years recorded in the sedimentary sequence of Beppu Bay, central Kyushu, Japan
- The maximum water storage capacities in nominally anhydrous minerals in the mantle transition zone and lower mantle
- Al-bearing dense hydrous minerals under mantle transition zone and uppermost lower mantle conditions
- Horizontal and Vertical Structure of the North Pacific Subtropical Gyre
- IODP Expedition 345: Hydrothermal Alteration of Fast-Spreading EPR Lower Crust
- Oligomer Formation Reactions of Criegee Intermediates in the Ozonolysis of Small Unsaturated Hydrocarbons
- Surface-wave amplitude analysis for array data with non-linear waveform fitting: Toward high-resolution attenuation models of the upper mantle
- TTL Dehydration Characterized by SOWER Observations over the Pacific
- The Role of Eddies in Tropospheric Circulation Trends Associated with Stratospheric Ozone Reduction in the Boreal Summer
- OSL dating of fine-grained quartz from Holocene Yangtze delta sediments
- Quantitative Estimation of Chemical Weathering versus Total Denudation Ratio within Tributaries of Yangtze River Basin Based on Size Dependent Chemical Composition Ratio of River Sediment
- Rapid Ascent of Aphyric Mantle Melts through the Overriding Crust in Subduction Zones: Evidence from Variable Uranium-Series Disequilibria, Amorphous Hydrous Alteration Microtextures in Crystal Rims, and Two-Pyroxene Pseudo-Decompression Paths
- Seasonal variability of mineral composition of suspended material in the Yangtze River
- Sedimentation Rates at IODP Site U1424 since the Pliocene Deciphered from Spectral Analyses of RGB and GRA Bulk Density Profiles
- Silicon Grain Boundary Diffusion in Forsterite and Implications to Upper Mantle Rheology
- Distributional shifts in size structure of phytoplankton community
- Millennial-scale Changes of Surface and Bottom Water Conditions in the Northwest Pacific during the Last Deglacial Period
- Paleotsunamis in Taiwan
- Collapses of the Arctic sector of the Laurentide ice sheet in the western Arctic Ocean during the last glacial period
- Cyclo-stratigraphy of the Pliocene-Miocene interval in the Japan Sea sediments (Exp.346 Site U1425 and U1430)
- Emergence and evolution of millennial-scale variability in the East Asian summer monsoon over the last 3 Ma recorded in hemipelagic sediments of the Japan Sea recovered by IODP Expedition 346
- Enhancement of the ionic conductivity of olivine by the water incorporation based on the Mg diffusivity
- Intensification of tropical Pacific biological productivity due to volcanic eruptions
- Negative activation volume of oxygen self-diffusion in forsterite
- Stability of AMOC and bipolar seesaw under different background climate in MIROC AOGCM
- The Effect of Extratropical Warming Amplification on the Future Tropical Precipitation
- Eddy-induced salinity pattern in the North Pacific
- Intermitted Occurrence of Millennial-scale Variability of East Asian Summer Monsoon before 1.45 Ma based on the High-resolution Br Record of the Japan Sea Sediments
- Organic matter in primitive meteorites: a study of the hydrogen isotopic distribution in CM-type carbonaceous chondrites
- The role of synoptic-planetary wave interactions for the linkage between Arctic climate change and mid-latitude atmospheric circulation changes
- Dependence on bulk density of the Relative Sensitivity Factor (RSF) of deuterium in spinel-structured oxides
- Microlites Size Distributions and P-T-t-X(H<SUB>2</SUB>O) Constraints of Central Plateau Tephras, New Zealand: Implications for Magma Ascent Processes of Explosive Eruptions
- Organic geochemical records of paleo-tsunami in peat sediments of the Akkeshi area, eastern Hokkaido, Japan
- Reconstruction of Water Column Oxygenation Level from the Depth Distributions of Organic Carbon Flux and Sediment Color in the Japan Sea in Relation to the East Asian Monsoon
- Sampling and Analysis of Ryugu Regolith
- Terrestrial environmental changes reconstructed by non-vascular plant biomarkers across the Cenomanian/Turonian boundary in the Tomamae area, northern Hokkaido, Japan
- Variability of alkenone producers recorded in brackish lacustrine sediments of Lake Nakaumi, western Japan
- Variations in paleovegetation recorded by terrestrial plant-derived biomarkers in sediments from the northern Japan Sea over the last 4.3 Ma
- Complex and dynamic magmatic processes captured in plagioclase and their implications for petrogenesis of Taupo Volcanic Zone rhyolites
- Constraints on the composition of LLSVPs
- Core-mantle partitioning of hydrogen
- Developing and operating GIS Open Educational Resources for Japanese university students
- Investigation of Transport Processes in Association with the Asian Summer Monsoon Circulation Using Balloons, Lidars, and Aircrafts − Japanese Collaboration with the ACCLIP
- New genesis of felsic magma: the unmixing of slab-derived supercritical liquid
- Partial melting anomaly of mid-ocean ridge due to reheating of the ancient mantle wedge
- S-RIP: The South Asian Summer Monsoon Anticyclone in Reanalyses
- Unmixing mixtures of carbon for accurate ages of ice-proximal glaciomarine continental margin sediments
- Variations in paleovegetation recorded by terrestrial plant-derived biomarkers in sediments from the northern Japan Sea over the last 4.3 Ma
- Application of the mixed length theory to assess the generation of melt in planetary bodies
- Contributions of internal variability and external forcing to winter-season snow cover over Tibetan Plateau
- Dependence of precipitation extremes on temperature for different synoptic patterns in Japan
- Detection of H in spinel-structured oxides via SCAPS isotopography
- Differential rock fragmentation in the Ohya-Kuzure Debris-flows (Japan): Inferences from UAV-based remote-sensing and uniaxial compression strength.
- Evaluation of a remote system for undergraduate students to learn how to teach geography in junior high schools
- Greenhouse Gas and Ice Volume Drive Pleistocene Indian Summer Monsoon Precipitation Isotope Variability
- Heat-blanketed convection: numerical simulations and implications for the evolution of the continental lithosphere
- Heavy Rain Observed by InSAR and SSM; Detection and Interpretation of Tropospheric Dispersive Phase
- Memory effects of Eurasian land processes cause enhanced cooling in response to sea ice loss
- Microbial community structure of dark and light layers in the Quaternary hemipelagic sediments of the Japan Sea
- MushPEC: A novel approach for post-entrapment corrections of melt inclusions hosted in olivine antecrysts
- Overview of the SPARC Reanalysis Intercomparison Project (S-RIP) during 2013-2020
- Postseismic to coseismic moment ratios of the 2016 moderate earthquakes along the Chaman Fault, Pakistan
- Providing Open Learning Materials to Study How to Use GIS
- SIMS sensitivity factors of <SUP>2</SUP>H and <SUP>16</SUP>O<SUP>2</SUP>H relative to <SUP>18</SUP>O in spinel-structured oxides
- Thermokarst initiation process after wildfire: case studies of the 2018, 2019 and 2020 fires near Batagay, Eastern Siberia
- Twice-daily Maxima of Summer Precipitation in High-altitude Areas of the Himalayas: Two Contrasting Land Surface Effects
- Using crystal textures and compositional zoning to investigate magma storage and transport timescales across tectonic settings