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Dive into the research topics where Hajime Hiyagon is active.

Publication


Featured researches published by Hajime Hiyagon.


Archive | 2008

Ion Microprobe Analyses of Rare Earth Elements in an Extremely Ultrarefractory Nodule from the Efremovka CV3 Chondrite

K. Uchiyama; Hajime Hiyagon; Naoyuki Takahata; Yoshifumi Sano; Takayuki Ushikubo; A. Hashimoto


Archive | 2001

An ion microprobe study of oxygen isotopes in the Kobe CK4 meteorite.

Hajime Hiyagon; Toru M. Nakamura; Noriyuki Nakamura


Archive | 2004

Oxygen Isotopes and Rare Earth Element Abundances of Refractory Inclusions in the Ningqiang Meteorite

Hajime Hiyagon; A. Yamakawa; Yen-Ting Lin


Archive | 2003

Mg, Si and Fe Fractionation Observed in Antarctic Silicate Spherules

Tetsushi Yada; Toru M. Nakamura; Takashi Noguchi; Takayuki Ushikubo; Hajime Hiyagon; Norio Sugiura


Archive | 2008

An Igneous Clast with both Graphite-bearing and Graphite-free Lithologies in the Northwest Africa 801 CR2 Chondrite

Norio Sugiura; Shingo Takehana; Hajime Hiyagon; Noriko T. Kita


Archive | 2005

Correlated Positive Anomalies in Ce and Yb Found in Refractory Inclusions from the Ningqiang Meteorite: Fractionation of Rare Earth Elements Under Variable Conditions

Hajime Hiyagon; A. Yamakawa; Takayuki Ushikubo; Yen-Ting Lin


Archive | 2004

A Cathodoluminescence Study of Amoeboid Olivine Aggregates in Yamato 81020

Norio Sugiura; Akiko Miyazaki; Hajime Hiyagon


Archive | 2004

Oxygen Isotopic Composition and REE Abundances of a Zr-rich-Oxide-bearing Inclusion from Murchison

Takayuki Ushikubo; Hajime Hiyagon; A. Hashimoto


Archive | 2004

Refractory Relic Components in Chondrules from Ordinary Chondrites

Hajime Hiyagon; M. K. Weisberg; Hiraku Nakajima


Archive | 2003

An ultra-refractory nodule in an Allende fine-grained inclusion: Isotopic studies using SIMS

Takayuki Ushikubo; Hajime Hiyagon; A. Hashimoto

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Hajime Yano

Japan Aerospace Exploration Agency

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K.-I. Nogami

Dokkyo Medical University

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Tetsushi Yada

Mitsubishi Research Institute

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M. K. Weisberg

City University of New York

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