論文

• Natnicha Yotpanya, Kengo Nakamura, Ryo Manabe, Kazumasa Murata, PEIPEI XIAO, JUNKO NOMURA, Toshiyuki Yokoi. Partial Oxidation of Methane to Syngas over Transition-metal-free ZSM-5 zeolite, Chemistry Letters, Oxford University Press, Page upag043, Apr. 2026.
• Peipei Xiao, Hiroto Toyoda, Yuqin Sun, Yong Wang, Hermann Gies, Toshiyuki Yokoi. Transition-Metal-Free Zeolite Composites for Tandem Catalytic Conversion of Methane to Light Olefins, Advanced Science, Vol. 3, Issue 2, Page e15145, Jan. 2026.
• Peipei Xiao, Lizhuo Wang, Maiko Nishibori, Kakeru Ninomiya, Jingyi Tan, Anmin Zheng, Yong Wang, Jun Huang, Toshiyuki Yokoi. The Crucial Role of Oxidants in Steering the Selective Oxidation of Methane and Subsequent Reactions on Cu/CHA Zeolites, ACS Catalysis, American Chemical Society, Vol. 15, Issue 24, Page 20915-20925, Dec. 2025.
• Peipei Xiao, Xiaomin Tang, Jingyi Tan, Kengo Nakamura, Hiroto Toyoda, Masato Sawada, Yong Wang, Hermann Gies, Anmin Zheng, Toshiyuki Yokoi. Transition-Metal-Free Aluminosilicate Small-Pore Zeolites Upgrade Methane to Light Olefins, Journal of the American Chemical Society, American Chemical Society, Vol. 147, Issue 37, p. 33790-33798, Sept. 2025.
• Peipei Xiao, Xiaomin Tang, Hiroto Toyoda, Yilin Wang, Anmin Zheng, Lizhuo Wang, Jun Huang, Masato Sawada, Kengo Nakamura, Yong Wang, Hermann Gies, Toshiyuki Yokoi. Aluminum distribution in Ferrierite zeolites influences the performance of methane oxidation, Angewandte Chemie, Vol. 137, Issue 33, Page e202506023, Aug. 2025.
• Peipei Xiao, Yong Wang, Xiaomin Tang, Anmin Zheng, Trees De Baerdemaeker, Andrei-Nicolae Parvulescu, Dirk De Vos, Xiangju Meng, Feng-Shou Xiao, Hermann Gies, Toshiyuki Yokoi. Isomers of organic structure directing agent influence the Al distribution of AEI zeolite and catalytic performance in methane oxidation, Chinese Journal of Catalysis, Elsevier, Vol. 73, Page 252-260, June 2025.
• Saeko Yamaguchi, Peidong Hu, Hanlong Ya, Peipei Xiao, Ayako Nakata, Tsuyoshi Miyazaki, Yoshitada Morikawa, Junko N. Kondo, Kotaro Tange, Kenichi Tonokura, Masanori Takemoto, Yasuo Yonezawa, Toshiyuki Yokoi, Kenta Iyoki, Tatsuya Okubo, Toru Wakihara. Adsorption behavior of low-concentration nitrous oxide on natural mordenite zeolite, Microporous and Mesoporous Materials, Volume 388, Apr. 2025.
• Saeko Yamaguchi, Peidong Hu, Hanlong Ya, Peipei Xiao, Ayako Nakata, Tsuyoshi Miyazaki, Yoshitada Morikawa, Junko N. Kondo, Kotaro Tange, Kenichi Tonokura, Masanori Takemoto, Yasuo Yonezawa, Toshiyuki Yokoi, Kenta Iyoki, Tatsuya Okubo, Toru Wakihara. Adsorption behavior of low-concentration nitrous oxide on natural mordenite zeolite, Microporous and Mesoporous Materials, Volume 388, Apr. 2025.
• Yibing Cai, Masato Sawada, Yong Wang, Yao Lu, Peipei Xiao, JUNKO NOMURA, Hermann Gies, Toshiyuki Yokoi. Synthesis of Al-containing zeolite having extra-large pore via the interzeolite conversion method, Chemistry Letters, Volume 54, Issue 3, Mar. 2025.
• Toshiyuki Yokoi, Peipei Xiao, Lizhuo Wang, Maiko Nishibori, Kengo Nakamura, Yong Wang, Jun Huang, Hermann Gies. Insights into the nuclearity and local environment of transition metal species in ion-exchanged CHA zeolites and effects on the oxidation of methane, Feb. 2025.
• Liang Zhao, Yong Wang, Peipei Xiao, Hiroto Toyoda, Qi Li, Yuqin Sun, Bekhti Samya, Hermann Gies, Toshiyuki Yokoi. Impact of anionic species on the crystallization and aluminum localization in the zeolite framework, Microporous and Mesoporous Materials, Volume 384, Feb. 2025.
• Yin Liu, Yong Wang, Peipei Xiao, Samya Bekhti, Eduard Kunkes, Andree Iemhoff, Nils Bottke, Dirk E. De Vos, Xiangju Meng, Feng-Shou Xiao, Hermann Gies, Toshiyuki Yokoi. Needle-like Hierarchical Beta Zeolite Synthesis via Postsynthetic Morphology Control in the Presence of Cetyltrimethylammonium Bromide for Catalytic Dehydration of Sorbitol, ACS Applied Nano Materials, Vol. 8, issue 2, page 1042–1053, Jan. 2025.
• Peipei Xiao, Lizhuo Wang, Hiroto Toyoda, Yong Wang, Kengo Nakamura, Jun Huang, Ryota Osuga, Maiko Nishibori, Hermann Gies, Toshiyuki Yokoi. Revealing Active Sites and Reaction Pathways in Direct Oxidation of Methane over Fe-Containing CHA Zeolites Affected by the Al Arrangement, Journal of the American Chemical Society, Vol. 146, Issue 46, Nov. 2024.
• Peipei Xiao, Hiroto Toyoda, Yong Wang, Kengo Nakamura, Samya Bekhti, Ryota Osuga, Maiko Nishibori, Hermann Gies, Toshiyuki Yokoi. Roles of Acidic Proton for Fe-Containing Zeolite in Direct Oxidation of Methane, ACS Catalysis, Nov. 2024.
• Lizhuo Wang, Jun Huang, Tahta M Karim, Hiroto Toyoda, Masato Sawada, Liang Zhao, Yong Wang, Peipei Xiao, Lizhuo Wang, Jun Huang, Toshiyuki Yokoi. Aluminum Distribution on the Microporous and Hierarchical ZSM-5 Intracrystalline and Its Impact on the Catalytic Performance, Chem & Bio Engineering, Vol. 1, Issue 9, Page 805-816, Aug. 2024.
• Piyapatch Techasarintr, Liu Yin, Yong Wang, Peipei Xiao, Samya Bekhti, JUNKO NOMURA, Toshiyuki Yokoi. Effective incorporation of Ti atom into TS-1 zeolite assisted with oxalic acid additive, Chemistry Letters, Volume 53, Issue 9, Aug. 2024.
• Peipei Xiao, Yong Wang, Yao Lu, Kengo Nakamura, Nobuki Ozawa, Momoji Kubo, Hermann Gies, Toshiyuki Yokoi. Direct oxidation of methane to methanol over transition-metal-free ferrierite zeolite catalysts, Journal of the American Chemical Society, Vol. 146, issue 14, Page 10014-10022, Apr. 2024.
• Peipei Xiao, Yong Wang, Lizhuo Wang, Hiroto Toyoda, Kengo Nakamura, Samya Bekhti, Yao Lu, Jun Huang, Hermann Gies, Toshiyuki Yokoi. Understanding the effect of spatially separated Cu and acid sites in zeolite catalysts on oxidation of methane, Nature Communications, 15, Mar. 2024.
• Liang Zhao, Pei-Pei Xiao, Yong Wang, Yao Lu, Tahta Muslim Karim, Hermann Gies, Toshiyuki Yokoi. Modulation of Al Distribution in High-Silica ZSM-5 Zeolites for Enhancing Catalytic Performance, ACS Applied Materials & Interfaces, Vol. 16, Issue 14, Page 17701-17714, Mar. 2024.
• PEIPEI XIAO, Yong Wang, JUNKO NOMURA, Toshiyuki Yokoi. Iron- and copper-exchanged Beta zeolite catalysts for hydroxylation of benzene to phenol with H2O2, Chem. Lett., 47, 9, 1112-1115, Sept. 2018.
• PEIPEI XIAO. Iron- and Copper-exchanged Beta Zeolite Catalysts for Hydroxylation of Benzene to Phenol with H2O2, Chemistry Letters, 2018.

国際会議発表 (査読有り)

• Toshiyuki Yokoi, Peipei Xiao, Kengo Nakamura, Hiroto Toyoda, Yong Wang. Impact of Al Distribution on Methane Activation over FER-Type Aluminosilicate Zeolite, The 29th North American Catalysis Society Meeting (NAM29), 2026.
• PEIPEI Xiao, HIROTO Toyoda, YONG Wang, Toshiyuki Yokoi, Gies K. Hermann. Shape-selective activation of methane to methanol or upgraded chemicals using transition-metal-free aluminosilicate zeolites, Pacifichem 2025, Dec. 2025.
• LIU Yin, Yong Wang, Peipei Xiao, Hermann Gies, Toshiyuki Yokoi. Preparation of Needle-like Hierarchical Beta Zeolite Via Post-Modification and Its Catalytic Properties, 2025 AIChE Annual Meeting, 2025 AIChE Annual Meeting, AIChE, Nov. 2025.
• Peipei Xiao, Toshiyuki Yokoi. Realizing direct and continuous oxidation of methane to olefins by cascading transition-metal-free zeolites, The 21st International Zeolite Conference (21stIZC), July 2025.
• Peipei Xiao, Toshiyuki Yokoi. Realizing direct and continuous oxidation of methane to olefins by cascading transition-metal-free zeolites, The 21st International Zeolite Conference (21stIZC), July 2025.
• Peipei Xiao, Toshiyuki Yokoi. Realizing direct and continuous oxidation of methane to olefins by cascading transition-metal-free zeolites, The 21st International Zeolite Conference (21stIZC), July 2025.
• Peipei Xiao, Yong Wang, Kengo Nakamura, Hermann Gies, Toshiyuki Yokoi. Activation of CH4 over Aluminosilicate Zeolite, 2024 AIChE Annual Meeting, Oct. 2024.
• Peipei Xiao, Yong Wang, Kengo Nakamura, Hermann Gies, Toshiyuki Yokoi. Activation of CH4 over Aluminosilicate Zeolite, 2024 AIChE Annual Meeting, Oct. 2024.
• Qi Li, Liang Zhao, Peipei Xiao, Yong Wang, Toshiyuki Yokoi. Different impacts of methanol on the crystallization process in Silicalite-1 and ZSM-5 zeolites, International Symposium on Zeolites and MicroPorous Crystals 2024 (ZMPC2024), July 2024.
• Natnicha Yotpanya, Kengo Nakamura, Ryo Manabe, Kazumasa Murata, Peipei Xiao, Junko Nomura, Toshiyuki Yokoi. Oxidative Methane Reforming over Aluminosilicate Zeolites: Effects of Al distribution, 18th International Congress on Catalysis, July 2024.
• Liang Zhao, Yong Wang, Peipei Xiao, Hiroto Toyoda, Yao Lu, Toshiyuki Yokoi. Influence of Anion Species on Crystallization and Aluminum Localization in MFI-Zeolites Synthesized via Neutral Alcohol Routes, International Symposium on Zeolites and MicroPorous Crystals 2024 (ZMPC2024), July 2024.
• Liang Zhao, Yong Wang, Peipei Xiao, Hiroto Toyoda, Yao Lu, Toshiyuki Yokoi. Influence of Anion Species on Crystallization and Aluminum Localization in MFI-Zeolites Synthesized via Neutral Alcohol Routes, International Symposium on Zeolites and MicroPorous Crystals 2024 (ZMPC2024), July 2024.
• Peipei Xiao, Yong Wang, Yao Lu, Kengo Nakamura, Hermann Gies, Toshiyuki Yokoi. International Symposium on Zeolites and MicroPorous Crystals 2024 (ZMPC2024, International Symposium on Zeolites and MicroPorous Crystals 2024 (ZMPC2024), July 2024.
• kengo Nakamura, Xiao Peipei, JUNKO NOMURA, Toshiyuki Yokoi. Investigation of active sites in the methane conversion reaction through spectroscopic analysis, International Symposium on Zeolites and MicroPorous Crystals 2024 (ZMPC2024), July 2024.
• Natnicha Yotpanya, Kengo Nakamura, Ryo Manabe, Kazumasa Murata, Peipei Xiao, JUNKO NOMURA, Toshiyuki Yokoi. Oxidative Methane Reforming over Aluminosilicate Zeolites: Effects of Al distribution, 18th ICC - International Congress on Catalysis, July 2024.
• K. Nakamura, P. Xiao, JUNKO NOMURA, Toshiyuki Yokoi. Spectroscopic Study for Active Sites of Methane conversion reaction, 18th ICC - International Congress on Catalysis, July 2024.
• Liang Zhao, Peipei Xiao, Toshiyuki Yokoi. Pentaerythritol-Assisted Modulation of Al Distribution in High Silica ZSM-5 for Enhancing Catalytic Performance, 18th ICC - International Congress on Catalysis, July 2024.
• Peipei Xiao, Yong Wang, Yao Lu, Kengo Nakamura, Hermann Gies, Toshiyuki Yokoi. Direct oxidation of methane to methanol over transition-metal-free zeolite catalysts, 18th ICC - International Congress on Catalysis, July 2024.
• Jie Du, Yin Liu, Yong Wang, Peipei Xiao, Toshiyuki Yokoi. Crystal size and morphology control of SAPO-40 zeolite, International Symposium on Zeolites and MicroPorous Crystals 2024 (ZMPC2024), July 2024.
• Toshiyuki Yokoi, Peipei Xiao, Kengo Nakamura, Yao Lu, Jun Huang, Lizhuo Wang, Ryota Osuga, 3 Maiko Nishibori, Yong Wang, Hermann Gies. One-pot synthesized Fe-AEI zeolite catalysts contribute to direct oxidation of methane, 27thCanadian Symposium on Catalysis, May 2024.
• Toshiyuki Yokoi, Peipei Xiao, Kengo Nakamura, Yao Lu, Jun Huang, Lizhuo Wang, Ryota Osuga, 3 Maiko Nishibori, Yong Wang, Hermann Gies. One-pot synthesized Fe-AEI zeolite catalysts contribute to direct oxidation of methane, 27thCanadian Symposium on Catalysis, May 2024.
• Peipei Xiao, Toshiyuki Yokoi. One-pot synthesized Fe-AEI zeolite catalysts contribute to direct oxidation of methane, 13th Natural Gas Conversion Symposium (NGCS13), Apr. 2024.
• PEIPEI XIAO, Ryota Osuga, Yong Wang, JUNKO NOMURA, Toshiyuki Yokoi. Bimetallic Fe-Cu/Beta zeolite catalysts for direct hydroxylation of benzene to phenol: effect of the sequence of the ion-exchange for Fe and Cu cations, Catal. Sci. Technol., 10, 6977-6986, Aug. 2020.
• PEIPEI XIAO, Yong Wang, Toshiki Nishitoba, JUNKO NOMURA, Toshiyuki Yokoi. Selective oxidation of methane to methanol with H2O2 over Fe-MFI zeolite catalyst using sulfolane solvent, Chemical Communications, 55, 2896-2899, Mar. 2019.

国際会議発表 (査読なし・不明)

• Liu Yin, Yong Wang, Peipei Xiao, Hermann Gies, Toshiyuki Yokoi. Preparation of Needle-like Hierarchical Beta Zeolite via Post-Synthetic Morphology Control, 20th Japan-Korea Symposium on Catalysis, May 2025.
• Natnich Yotpanya, Kengo Nakamura, Ryo Manabe, Kazumasa Murata, Peipei Xiao, Junko Nomura, Toshiyuki Yokoi. Effects of Al Distribution in Aluminosilicate Zeolites on Oxidative Methane Reforming, 5th International Symposium on Porous Materials 2023 and LAURELIN Open Symposium in Japan 2023, Nov. 2023.
• PEIPEI XIAO. One-pot synthesized Fe-containing MWW zeolite for hydroxylation of benzene to phenol with H2O2, International Symposium on Zeolites and Microporous Crystals (ZMPC) 2018, Aug. 2018.
• PEIPEI XIAO. The effect of Fe site location in Fe-MFI zeolite catalysts on the performance of conversion of methane to methanol with H2O2, The 8th Tokyo Conference on Advanced Catalytic Science and Technology (TOCAT8), Aug. 2018.
• PEIPEI XIAO. One-pot synthesized Fe-containing MWW zeolite for hydroxylation of methane to methanol with H2O2, the International CLS Forum on Photo and Catalytic Science for Sustainable Society, Mar. 2018.
• PEIPEI XIAO. The effect of Fe site location in Fe-MFI zeolite catalysts on the performance of hydroxylation of benzene to phenol with H2O2, 255th ACS National Meeting, Jan. 2018.
• PEIPEI XIAO. Fe or/ and Cu- Beta catalysts: preparation, characterization and catalytic performance in oxidation of benzene to phenol, 2017 International Conference on Nanospace Materials, Aug. 2017.
• PEIPEI XIAO. Effect of Al distribution in the MFI framework on the catalytic performance in the CH4 conversion, the 25th North American Meeting of the Catalysis Society, June 2017.
• PEIPEI XIAO. Direct hydroxylation of benzene to phenol using H2O2 as an oxidant over Fe- or Cu-containing zeolite catalysts, he 16 th Korea-Japan Symposium on Catalysis, May 2017.
• PEIPEI XIAO. Direct conversion of Methane to Methanol over Fe-containing zeolites/H2O2 system, The 3rd Euro-Asia Zeolite Conference, Jan. 2017.
• PEIPEI XIAO. Direct conversion Methane to Methanol over Fe-containing zeolites/H2O2 system,, July 2016.

学位論文

• Study on Fe-containing zeolite catalysts for extremely difficult selective oxidation reactions,  Summary,  Doctor (Engineering),  Tokyo Institute of Technology,  2018/09/20,   
• Study on Fe-containing zeolite catalysts for extremely difficult selective oxidation reactions,  Thesis,  Doctor (Engineering),  Tokyo Institute of Technology,  2018/09/20,   
• Study on Fe-containing zeolite catalysts for extremely difficult selective oxidation reactions,  Exam Summary,  Doctor (Engineering),  Tokyo Institute of Technology,  2018/09/20,   

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