T. Ohta

发表

Future lunar mission Active X-ray Spectrometer development: Surface roughness and geometry studies

H. Nagaoka, N. Hasebe, Y. Amano, 2015 .

Statistical empirical index of chemical weathering in igneous rocks: A new tool for evaluating the degree of weathering

T. Ohta, Hiroyoshi Arai, 2007 .

Problems in compositional data analysis and their solutions

T. Ohta, Hiroyoshi Arai, 2006 .

Application of Canny edge detection for extracting outline image of clastic grains and its automation method

T. Ohta, Yuya Mukaizato, 2020, Journal of the Sedimentological Society of Japan.

Geochemical and Sm–Nd isotopic characteristics of the Late Archaean-Palaeoproterozoic Dhanjori and Chaibasa metasedimentary rocks, Singhbhum craton, E. India: Implications for provenance, and contemporary basin tectonics

K. Yamada, W. Altermann, J. Chiarenzelli, 2015 .

Influence of continental rifting on sedimentation and its provenance and geodynamic implications: An example from late Paleoproterozoic Chandil Formation, eastern India

J. Chiarenzelli, Rajat Mazumder, T. Ohta, 2021, Earth-Science Reviews.

Paleoarchean surface processes and volcanism: Insights from the eastern Iron Ore Group, Singhbhum craton, India

O. Catuneanu, Rajat Mazumder, K. Sugitani, 2022, Earth-Science Reviews.

Increased Terrigenous Supply to the Pelagic Panthalassa Superocean Across the Carnian Pluvial Episode: A Possible Link With Extensive Aridification in the Pangean Interior

T. Ohta, M. Ikeda, Tenichi Cho, 2022, Frontiers in Earth Science.

Marine tephras in cores obtained by IODP Expedition 346: Stratigraphy, chronology and correlation

N. Suzuki, N. Ichinnorov, Masanobu Yamamoto, 2016 .

A robust chemical weathering index for sediments containing authigenic and biogenic materials

T. Ohta, Tenichi Cho, 2022, Palaeogeography, Palaeoclimatology, Palaeoecology.

Chapter 10 Palaeo-Mesoproterozoic sedimentation and tectonics of the Singhbhum Craton, eastern India, and implications for global and craton-specific geological events

D. Flannery, Rajat Mazumder, M. Arima, 2015 .

Note on zero and missing values in compositional data

T. Ohta, Hiroyoshi Arai, 2006 .

Paleoclimatic conditions and paleoweathering processes on Mesozoic continental redbeds from Western-Central Mediterranean Alpine Chains

F. Perri, T. Ohta, 2014 .

Early Cretaceous Terrestrial Weathering in Northern China: Relationship between Paleoclimate Change and the Phased Evolution of the Jehol Biota

T. Sakai, T. Ohta, T. Kozai, 2011, The Journal of Geology.

Scanning electron microscope (SEM) microtextural analysis as a paleoclimate tool for fluvial deposits: A modern test

G. Soreghan, T. Ohta, Curtis L. Smith, 2018 .

Geochemistry of Jurassic to earliest Cretaceous deposits in the Nagato Basin, SW Japan: implication of factor analysis to sorting effects and provenance signatures

T. Ohta, 2004 .

Sedimentation history of the Paleoproterozoic Singhbhum Group of rocks, eastern India and its implications

Jeffrey R. Chiarenzelli, J. Chiarenzelli, Rajat Mazumder, 2016 .

Depositional ages and characteristics of Middle–Upper Jurassic and Lower Cretaceous lacustrine deposits in southeastern Mongolia

N. Suzuki, N. Ichinnorov, Masanobu Yamamoto, 2018 .

Decadal–centennial-scale solar-linked climate variations and millennial-scale internal oscillations during the Early Cretaceous

Y. Muraki, T. Nakagawa, R. Tada, 2022, Scientific reports.

Tests for Identifying the Unchanging Reference Component of Compositional Data using the Properties of the Coefficient of Variaiton

T. Ohta, Hiroyoshi Arai, A. Noda, 2011 .

Identification of the Unchanging Reference Component of Compositional Data from the Properties of the Coefficient of Variation

T. Ohta, Hiroyoshi Arai, A. Noda, 2011 .

Measuring and adjusting the weathering and hydraulic sorting effects for rigorous provenance analysis of sedimentary rocks: a case study from the Jurassic Ashikita Group, south‐west Japan

T. Ohta, 2008 .

Morphology and phylogenetic origin of the spinicaudatan Neodiestheria from the Lower Cretaceous Dalazi Formation, Yanji Basin, north-eastern China

D. Batten, T. Sakai, T. Ohta, 2016 .

Confirmation of a Middle Jurassic age for the Eedemt Formation in Dundgobi Province, southeast Mongolia: constraints from the discovery of new spinicaudatans (clam shrimps)

N. Ichinnorov, Masanobu Yamamoto, H. Ando, 2014 .

Evaluation of Cretaceous Hinterland Weathering and Climate in the Sichuan Basin, SW China

T. Ohta, Gang Li, Tenichi Cho, 2019, Open Journal of Geology.

The evaluation of macroscopic and microscopic textures of sand grains using elliptic Fourier and principal component analysis: Implications for the discrimination of sedimentary environments

T. Ohta, Keita Suzuki, H. Fujiwara, 2015 .

First occurrence of Haugia cf. variabilis (d'Orbigny) (Ammonoidea) from the Lower Jurassic of the Uminoura area, western Kyushu, Japan

T. Ohta, H. Hirano, Ryoji Wani, 2004 .

Improving availability and accuracy of multi- GNSS positioning using QZSS

Tohru Ohta, Yoshiharu Amano, Mitsunori Kitamura, 2014 .

Quantitative evaluation of grain shapes by utilizing Fourier and fractal analysis and implications for discriminating sedimentary environments

T. Ohta, Keita Suzuki, Kunihiro Sakai, 2013 .