2024

Thermodynamic analysis of gate-opening carbon dioxide adsorption behavior of metal–organic frameworks

Shino Kannaka, Ayumi Ohmiya, Chiho Ozaki, and Masataka Ohtani*
Chem. Commun., 2024, 60, 4170–4173.
*Selected as a Front Cover

Boron-imidazolate coordination networks with 3d transition metals for enhanced CO₂ adsorption capability

Takeshi Kato, Ikuho Akiyama, Fumika Mori, Ayumu Shinohara, Yudai Ogura, Akitaka Ito, and Masataka Ohtani
Mater. Adv., 2024, published online.
*Selected as an Inside Front Cover

Solvothermal synthesis of porous FeO_x–CeO_2–y composite spheres with high mixing homogeneity

Ayano Taniguchi, Yusuke Hiraguri, Reo Minakuchi, Honoka Kajimoto, Asuka Shima, Masataka Ohtani*, and Kazuya Kobiro
J. Supercrit. Fluids, 2024, 207, 106194.

Contribution of micropores in porous zirconia spheres to high optical transparency of dental resin composites

Shingo Mizobuchi, Masataka Ohtani, and Kazuya Kobiro
Dent. Mater. J., 2024, 43, 119–125.

2023

Direct observation of crystal degradation behaviour in porous crystals under low-dose electron diffraction conditions

Hikaru Sakamoto and Masataka Ohtani*
Chem. Commun., 2023, 59, 5039–5042.
*Selected as a Front Cover

Influence of the nanostructural characteristics of inorganic fillers on the physical properties of resin cements

Shingo Mizobuchi, Takahiro Kato, Bunichiro Yamada, Kai Kan, Masataka Ohtani, and Kazuya Kobiro
Dent. Mater. J., 2023, 42, 291–299.

2022

General synthesis of MOF nanotubes via hydrogen-bonded organic frameworks toward efficient hydrogen evolution electrocatalysts

Ze-Xing Cai, Yanjie Xia, Yoshikazu Ito, Masataka Ohtani, Hikaru Sakamoto, Akitaka Ito, Yijia Bai, Zhong-Li Wang, Yusuke Yamauchi, and Takeshi Fujita
ACS Nano, 2022, 16, 20851–20864.

Insights into the solvothermal reaction for synthesizing Tin(IV) oxide porous spheres

Ayano Taniguchi, Rei Miyata, Masataka Ohtani,* and Kazuya Kobiro
RSC Adv., 2022, 12, 22902–22910.

One-step solvothermal synthesis of Ni nanoparticle catalysts embedded in ZrO₂ porous spheres to suppress carbon deposition in low-temperature dry reforming of methane

Meiliefiana Meiliefiana, Tsuzumi Nakayashiki, Emi Yamamoto, Kahoko Hayashi, Masataka Ohtani,* and Kazuya Kobiro
Nanoscale Res. Lett., 2022, 17, 47.

Thermal crystal phase transition in zeolitic imidazolate frameworks induced by nanosizing the crystal

Takaya Kaneshige, Hikaru Sakamoto, and Masataka Ohtani*
Chem. Commun., 2022, 58, 4588–4591.
*Highlighted in "Chemical Communications HOT Articles 2022"
*Selected as a Front Cover

Tailoring Orientation of microstructure for improving thermopower factor in Mg-doped CuCrO₂ thick films

Dung Van Hoang, Anh Tuan Thanh Pham, Truong Huu Nguyen, Hoa Thi Lai, Dai Cao Truong, Thu Bao Nguyen Le, Thuy Dieu Thi Ung, Masataka Ohtani, Vinh Cao Tran, and Thang Bach Phan
Appl. Phys. Lett., 2022, 120, 063902.

Unusual ligand substitution of a metal-organic framework with distorted metal–ligand coordination

Hikaru Sakamoto, Akitaka Ito, and Masataka Ohtani*
CrystEngComm, 2022, 24, 1690–1694.
*Selected as a Back Cover

Impact of nanosizing a host matrix based on a metal–organic framework on solid-state fluorescence emission and energy transfer

Hikaru Sakamoto, Akitaka Ito, and Masataka Ohtani*
Mater. Adv., 2022, 3, 2011–2017.
*Selected as an Inside Front Cover

2021

Ce³⁺-enriched spherical porous ceria with an enhanced oxygen storage capacity

Ayano Taniguchi, Yoshitaka Kumabe, Kai Kan, Masataka Ohtani,* and Kazuya Kobiro
RSC Adv., 2021, 11, 5609–5617.

Tailored catalytic nanoframes from metal–organic frameworks by anisotropic surface modification and etching

Ze-Xing Cai, Zhong-Li Wang, Yanjie Xia, Hyunsoo Lim, Wei Zhou, Ayano Taniguchi, Masataka Ohtani, Kazuya Kobiro, Takeshi Fujita, and Yusuke Yamauchi
Angew. Chem. Int. Ed., 2021, 60, 4747–4755.

Abnormal volatile and normal stable bipolar resistive switching characteristics of hybrid nanocomposites: Morphology–defects–property ‘relationship

Uyen Tu Thi Doan, Anh Tuan Thanh Pham, Thang Bach Phan, Sungkyun Park, Anh Tuyen Luu, Quang Hung Nguyen, Thai Son Lo, Tran Duy Tap, Masataka Ohtani, and Ngoc Kim Pham
J. Alloys Compd., 2021, 857, 157602.

2020

Solvothermal synthesis of monodisperse porous zirconia spheres with large surface area

Kai Kan, Emi Yamamoto, Masataka Ohtani,* and Kazuya Kobiro
Eur. J. Inorg. Chem., 2020, 4435–4441.

Porous niobia spheres with large surface area: alcothermal synthesis and controlling of their composition and phase transition behaviour

Yoshitaka Kumabe, Kai Kan, Masataka Ohtani,* and Kazuya Kobiro
RSC Adv., 2020, 10, 14630–14636.

Nanoscale effect of zirconia filler surface on mechanical tensile strength of polymer composites

Kai Kan, Daiki Moritoh, Yuri Matsumoto, Kanami Masuda, Masataka Ohtani,* and Kazuya Kobiro
Nanoscale Res. Lett., 2020, 15, 51.

Controllable synthesis of MoS₂/graphene low-dimensional nanocomposites and their electrical properties

Le Ngoc Long, Pham Tan Thi, Pham Trung Kien, Pham Thanh Trung, Masataka Ohtani, Yoshitaka Kumabe, Hirofumi Tanaka, Shigenori Ueda, Hyoyoung Lee, Phan Bach Thang, and Tran Van Khai
Appl. Surf. Sci., 2020, 504, 144193.

2019

Highly durable Ru catalysts supported on CeO₂ nanocomposites for CO₂ methanation

Hien Thi Thu Nguyen, Yoshitaka Kumabe, Shigenori Ueda, Masataka Ohtani,* and Kazuya Kobiro
Appl. Catal., A, 2019, 577, 35–43.

Mesoporous spherical aggregates consisted of Nb-doped anatase TiO₂ nanoparticles for Li and Na storage materials

Yuri Tanaka, Hiroyuki Usui, Yasuhiro Domi, Masataka Ohtani, Kazuya Kobiro, and Hiroki Sakaguchi
ACS Appl. Energy Mater., 2019, 2, 636–643.

One-pot synthesis of SiO₂‒CeO₂ nanoparticle composites with enhanced heat tolerance

Hien Thi Thu Nguyen, Masataka Ohtani,* and Kazuya Kobiro
Microporous Mesoporous Mater., 2019, 273, 35–40.

2018

Sintering‐resistant metal catalysts supported on concave‐convex surface of TiO₂ nanoparticle assemblies

Farkfun Duriyasart, Akito Irizawa, Kahoko Hayashi, Masataka Ohtani,* and Kazuya Kobiro
ChemCatChem, 2018, 10, 3392–3396.
*Selected as a Cover Feature

Rapid one-pot synthesis of ultrafine titania nanocrystals and their conversion into transparent mesoporous thin layer films

Yoshitaka Kumabe, Masataka Ohtani,* and Kazuya Kobiro
Microporous Mesoporous Mater., 2018, 261, 207–213.

2017

Rapid one-pot solvothermal batch synthesis of porous nanocrystal assemblies composed of multiple transition-metal elements

Masataka Ohtani,* Tomoyuki Muraoka, Yuki Okimoto, and Kazuya Kobiro
Inorg. Chem., 2017, 56, 11546–11551.

A new approach to surface activation of porous nanomaterials using non-thermal helium atmospheric pressure plasma jet treatment

Farkfun Duriyasart, Masataka Ohtani,* Jun-Seok Oh, Akimitsu Hatta, and Kazuya Kobiro
Chem. Commun, 2017, 53, 6704–6707.
*Selected as an Inside Back Cover

One-step direct synthesis of SiO₂ -TiO₂ composite nanoparticle assemblies with a hollow spherical morphology

Hien Thi Thu Nguyen, Teppei Habu, Masataka Ohtani,* and Kazuya Kobiro
Eur. J. Inorg. Chem., 2017, 3017–3023.
*Selected as a Very Important Paper
*Selected as a Front Cover
*Highlighted in a Cover Profile
*Highlighted in a video abstract

Single-step simple solvothermal synthetic approach to ultra-fine MgO nanocrystals using high-temperature and high-pressure acetonitrile

Ellawala K. C. Pradeep, Masataka Ohtani, Toshiyuki Kawaharamura, and Kazuya Kobiro
Chemistry Letters, 2017, 46, 940–943.

2016

Three-dimensionally branched titanium dioxide with cheek-brush morphology: synthesis and its application to polymer composites

Farkfun Duriyasart, Hiromu Hamauzu, Masataka Ohtani,* and Kazuya Kobiro
ChemistrySelect, 2016, 1, 5121–5128.

Magnetically alignable bicelles with unprecedented stability using tunable surfactants derived from cholic acid

Ryoichi Matsui, Noriyuki Uchida, Masataka Ohtani, Kuniyo Yamada, Arisu Shigeta, Izuru Kawamura, Takuzo Aida, and Yasuhiro Ishida
ChemPhysChem, 2016, 17, 3916–3922.

Water-triggered macroscopic structural transformation of a metal-organic framework

Masataka Ohtani,* Kazutaka Takase, Pengyu Wang, Kouki Higashi, Kimiyoshi Ueno, Nobuhiro Yasuda, Kunihisa Sugimoto, Mamoru Furuta, and Kazuya Kobiro
CrystEngComm, 2016, 18, 1866–1870.
*Selected as an Inside Cover

2015

A simple synthetic approach to Al₂O₃–TiO₂ and ZnO–TiO₂ mesoporous hollow composite assemblies consisting of homogeneously mixed primary particles at the nano level

Pradeep, E. K. C., Masataka Ohtani,* and Kazuya Kobiro
Eur. J. Inorg. Chem., 2015, 34, 5621–5627.

Chemically locked bicelles with high thermal and kinetic stability

Ryoichi Matsui, Masataka Ohtani, Kuniyo Yamada, Takaaki Hikima, Masaki Takata, Takashi Nakamura, Hiroyuki Koshino, Yasuhiro Ishida, and Takuzo Aida
Angew. Chem., Int. Ed., 2015, 54, 13284–13288.

Insight into alcohol reduction by saccharides and their homologues in supercritical water via aldehyde-mediated radical formation

Masataka Ohtani, Yuki Okimoto, Yuya Oishi, Pengyu Wang, and Kazuya Kobiro
J. Supercrit. Fluids, 2015, 98, 147–152.

Ultra-simple synthetic approach to the fabrication of CeO₂–ZrO₂ mixed nanoparticles into homogeneous, domain, and core–shell structures in mesoporous spherical morphologies using supercritical alcohols

Pradeep, E. K. C., Teppei Habu, Hiroko Tooriyama, Masataka Ohtani,* and Kazuya Kobiro
J. Supercrit. Fluids, 2015, 97, 217–223.

Magnetically induced anisotropic orientation of graphene oxide locked by in situ hydrogelation

Linlin Wu, Masataka Ohtani, Masaki Takata, Akinori Saeki, Shu Seki, Yasuhiro Ishida, and Takuzo Aida
ACS Nano, 2015, 8, 4640–4649.

2014-2006

High water content clay–nanocomposite hydrogels incorporating guanidinium-pendant methacrylamide: Tuning of mechanical and swelling properties by supramolecular approach

Linlin Wu, Masataka Ohtani, Shingo Tamesue, Yasuhiro Ishida, and Takuzo Aida
J. Polym. Sci. Part A: Polym. Chem., 2014, 52, 839–847.

Smart decoration of mesoporous TiO₂ nanospheres with noble metal alloy nanoparticles into core–shell, yolk–core–shell, and surface-dispersion morphologies

Pengyu Wang, Hiroko Tooriyama, Kazuya Yokoyama, Masataka Ohtani, Haruyasu Asahara, Tomoya Konishi, Nagatoshi Nishiwaki, Masahiko Shimoda, Yoshiyuki Yamashita, Hideki Yoshikawa, and Kazuya Kobiro
Eur. J. Inorg. Chem., 2014, 26, 4254–4257.

Linear versus dendritic molecular binders for hydrogel network formation with clay nanosheets: studies with ABA triblock copolyethers carrying guanidinium ion pendants

Shingo Tamesue, Masataka Ohtani, Kuniyo Yamada, Yasuhiro Ishida, Jason M. Spruell, Nathaniel A. Lynd, Craig J. Hawker, and Takuzo Aida
J. Am. Chem. Soc., 2013, 135, 15650–15655.

Photoelectrochemical cell based on cup-shaped nanocarbon-fullerene composite nanocluster film: enhancement of photocurrent generation by cup-shaped nanocarbons as an electron transporter

Masataka Ohtani and Shunichi Fukuzumi
Fullerenes, Nanotubes, Carbon Nanostruct. , 2010, 18, 251–260.

Photoelectrochemical properties of donor-acceptor nanocomposite films composed of porphyrin-functionalized cup-shaped nanocarbon materials

Masataka Ohtani and Shunichi Fukuzumi
J. Porphyrins Phthalocyanines , 2010, 14, 452–458.
*Selected as a Front Cover

Supramolecular donor-acceptor assemblies composed of carbon nanodiamond and porphyrin for photoinduced electron transfer and photocurrent generation

Masataka Ohtani, Prashant V. Kamat, and Shunichi Fukuzumi
J. Mater. Chem. , 2010, 20, 582–587.

Solubilization and photoinduced electron transfer of single-walled carbon nanotubes wrapped with coenzyme Q₁₀

Masataka Ohtani and Shunichi Fukuzumi
Chem. Commun., 2009, 4997–4999.

Synthesis, characterization, redox properties, and photodynamics of donor-acceptor nanohybrids composed of size-controlled cup-shaped nanocarbons and porphyrins

Masataka Ohtani, Kenji Saito, and Shunichi Fukuzumi
Chem.–Eur J., 2009, 15, 9160–9168.

Nanostructural control of cup-stacked carbon nanotubes with 1-benzyl-1,4-dihydronicotinamide dimer via photoinduced electron transfer

Kenji Saito, Masataka Ohtani, and Shunichi Fukuzumi
Chem. Commun., 2007, 55–57.
*Selected as an Inside Cover

Electron-transfer reduction of cup-stacked carbon nanotubes affording cup-shaped carbons with controlled diameter and size

Kenji Saito, Masataka Ohtani, and Shunichi Fukuzumi
J. Am. Chem. Soc., 2006, 128, 14216–14217.