@article{CTT100762901, author = {Ryota Fukai and Tetsuya Yokoyama}, title = {Neodymium isotope heterogeneity of ordinary and carbonaceous chondrites and the origin of non-chondritic Nd-142 compositions in the Earth}, journal = {Earth and Planetary Science Letters}, year = 2017, } @article{CTT100762897, author = {Ryota Moriwaki and Tomohiro Usui and Justin I.Simon and John H.Jones and Tetsuya Yokoyama and Minato Tobita}, title = {Coupled Pb isotopic and trace element systematics of the Tissint meteorite: Geochemical signatures of the depleted shergottite source mantle}, journal = {Earth and Planetary Science Letters}, year = 2017, } @article{CTT100762900, author = {Tetsuya Yokoyama and Yuichiro Nagai and Yuu Hinohara and Tomohiko Mori}, title = {Investigating the Influence of Non-Spectral Matrix Effects in the Determination of Twenty-Two Trace Elements in Rock Samples by ICP-QMS}, journal = {Geostandards and Geoanalytical Research}, year = 2017, } @article{CTT100762899, author = {Takeshi Kuritani and T Sakuyama and N Kamada and Tetsuya Yokoyama and M Naskagawa}, title = {Fluid-fluxed melting of mantle versus decompression melting of hydrous mantle plume as the cause of intraplate magmatism over a stagnant slab: Implications from Fukue Volcano Group, SW Japan}, journal = {Lithos}, year = 2017, } @article{CTT100762902, author = {Yusuke Fukami and Minato Tobita and Tetsuya Yokoyama and Ryota Moriwaki and Tomohiro Usui}, title = {Precise isotope analysis of sub-nanogram lead by total evaporation thermal ionization mass spectrometry (TE-TIMS) coupled with a Pb-204-Pb-207 double spike method}, journal = {Journal of Analytical Atomic Spectrometry}, year = 2017, } @article{CTT100738669, author = {Minato Tobita and Tomohiro Usui and Tetsuya Yokoyama}, title = {New constraints on shergottite petrogenesis from analysis of Pb isotopic compositional space: Implications for mantle heterogeneity and crustal assimilation on Mars}, journal = {Geochemical Journal}, year = 2017, } @article{CTT100762898, author = {Ryota Fukai and Tetsuya Yokoyama and Saya Kagami}, title = {Evaluation of the long-term fluctuation in isotope ratios measured by TIMS with the static, dynamic, and multistatic methods: A case study for Nd isotope measurements}, journal = {International Journal of Mass Spectrometry}, year = 2017, } @article{CTT100738670, author = {Yusuke Fukami and Tetsuya Yokoyama}, title = {Tellurium isotope compositions in acid leach fractions of carbonaceous chondrites}, journal = {Geochemical Journal}, year = 2017, } @article{CTT100738668, author = {Takuji Tsujimoto and Tetsuya Yokoyama and Kenji Bekki}, title = {Chemical Evolution of Pu-244 in the Solar Vicinity and Its Implications for the Properties of r-process Production}, journal = {Astrophysical Journal Letters}, year = 2017, } @inproceedings{CTT100805628, author = {藤崎 渉 and 上田 修裕 and 須田 好 and 佐藤 友彦 and 松井 洋平 and 澤木 佑介 and 横山哲也}, title = {前期シ゛ュラ紀トアルシアン期海洋無酸素事変時の超海洋中央部における炭素循環摂動と大規模火成活動の因果関係}, booktitle = {日本地質学会学術大会講演要旨}, year = 2017, } @inproceedings{CTT100805727, author = {四垂 将志 and 中田 亮一 and 臼井 寛裕 and 清水 健二 and 横山哲也 and 高橋 嘉夫}, title = {X線吸収端近傍構造分析による火星隕石衝撃ガラス中の硫酸塩成分の検出}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805743, author = {深井 稜汰 and 横山哲也}, title = {TIMSのイオン源で起きる二次的な質量依存分別: 超高精度Nd同位体分析に向けた検討}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805770, author = {田辺 学 and 中田 亮一 and 臼井 寛裕 and 四垂 将志 and 横山哲也}, title = {X線吸収微細構造分析による火星隕石中の炭酸塩の鉄化学種解析}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805908, author = {中西 奈央 and 横山哲也}, title = {隕石試料中のサブピコグラムレベルのOs同位体測定に向けた化学処理法の再評価}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805919, author = {劉 青雲 and 岩森 光 and 中村 仁美 and 横山哲也}, title = {誤差を含む地球化学データのクラスタ分析}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805958, author = {岡林 識起 and 横山哲也 and 中西 奈央 and 岩森 光}, title = {LA-ICP-MS法による普通コンドライト金属相のHSE濃度分析}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100791268, author = {八木 晃 and 羽場麻希子 and 岡林 識起 and 山口 亮 and 横山哲也}, title = {石鉄隕石メソシデライトのジルコンの地球化学的研究}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100791412, author = {鏡味 沙耶 and 横山哲也 and 臼井 寛裕 and 羽場麻希子 and Richard C. Greenwood}, title = {Stannern trend ユークライトNorthwest Africa 7188の地球化学的特徴とSm–Nd年代学}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100791679, author = {杉本 圭 and 深井 稜汰 and 横山哲也 and 鏡味 沙耶 and 羽場麻希子}, title = {非炭素質コンドライト隕石の高精度Sr同位体測定}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805069, author = {明星 邦弘 and 横山哲也 and 若木 重行 and 杉浦 直治}, title = {CVコンドライト中CAIの核合成起源Sr同位体の起源と進化}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805171, author = {飛田 南斗 and 浅沼 尚 and 深海 雄介 and 森脇 涼太 and 横山哲也 and 臼井 寛裕}, title = {トータルエバポレーションTIMS (TE-TIMS) によるジルコンの高精度鉛同位体組成分析法の開発}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805318, author = {横山哲也 and 深井 稜汰 and 辻本 拓司}, title = {隕石の核合成起源同位体異常とr-核種の起源}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805485, author = {森脇 涼太 and 臼井 寛裕 and ジャスティン サイモン and ジョン ジョーンズ and 横山哲也}, title = {シャーゴッタイト隕石のPb同位体システマティクスに基づいた火星マントル初期分化の考察}, booktitle = {日本地球化学会年会要旨集}, year = 2017, } @inproceedings{CTT100805529, author = {深井 稜汰 and 横山哲也 and 杉本 圭 and 奥井 航 and 長谷川 翔}, title = {コンドライト隕石全岩のSr–Nd同位体異常に見られる初期太陽系の同位体二分性}, booktitle = {日本地球化学会年会要旨集}, year = 2017, }