Koji Fujita

Overview

Best Publications

• Synthesis of Monolithic Al2O3 with Well-Defined Macropores and Mesostructured Skeletons via the Sol−Gel Process Accompanied by Phase Separation

  Yasuaki Tokudome;Koji Fujita;Kazuki Nakanishi;Kiyotaka Miura

  245
  Citations

• Wavelength-tunable spasing in the visible.

  Xiangeng Meng;Xiangeng Meng;Alexander V. Kildishev;Koji Fujita;Katsuhisa Tanaka

  200
  Citations

• Monolithic TiO2 with controlled multiscale porosity via a template-free sol-gel process accompanied by phase separation

  Junko Konishi;Koji Fujita;Kazuki Nakanishi;Kazuyuki Hirao

  196
  Citations

• Periodic nanovoid structures via femtosecond laser irradiation.

  Shingo Kanehira;Jinhai Si;Jianrong Qiu;Koji Fujita

  183
  Citations

• Random lasers with coherent feedback from highly transparent polymer films embedded with silver nanoparticles

  Xiangeng Meng;Koji Fujita;Yanhua Zong;Shunsuke Murai

  175
  Citations

• Accelerated discovery of cathode materials with prolonged cycle life for lithium-ion battery

  Motoaki Nishijima;Takuya Ootani;Yuichi Kamimura;Toshitsugu Sueki

  165
  Citations

• Space-selective precipitation of non-linear optical crystals inside silicate glasses using near-infrared femtosecond laser

  Yoshinori Yonesaki;Kiyotaka Miura;Ryuhei Araki;Koji Fujita

  156
  Citations

• Crystalline ZrO2 Monoliths with Well-Defined Macropores and Mesostructured Skeletons Prepared by Combining the Alkoxy-Derived Sol–Gel Process Accompanied by Phase Separation and the Solvothermal Process

  Junko Konishi;Koji Fujita;Satoshi Oiwa;Kazuki Nakanishi

  154
  Citations

• Coherent random lasers in weakly scattering polymer films containing silver nanoparticles

  Xiangeng Meng;Koji Fujita;Koji Fujita;Shunsuke Murai;Katsuhisa Tanaka

  153
  Citations

• First-principles XANES simulations of spinel zinc ferrite with a disordered cation distribution

  Seisuke Nakashima;Koji Fujita;Katsuhisa Tanaka;Kazuyuki Hirao

  152
  Citations

• A labile hydride strategy for the synthesis of heavily nitridized BaTiO3.

  Takeshi Yajima;Takeshi Yajima;Fumitaka Takeiri;Kohei Aidzu;Hirofumi Akamatsu

  149
  Citations

• Plasmonically controlled lasing resonance with metallic-dielectric core-shell nanoparticles.

  Xiangeng Meng;Koji Fujita;Koji Fujita;Shunsuke Murai;Tomohiko Matoba

  148
  Citations

• Antiferromagnetic superexchange via 3d states of titanium in EuTiO3 as seen from hybrid Hartree-Fock density functional calculations

  Hirofumi Akamatsu;Yu Kumagai;Fumiyasu Oba;Koji Fujita

  135
  Citations

• Hybrid Improper Ferroelectricity in (Sr,Ca)3Sn2O7 and Beyond: Universal Relationship between Ferroelectric Transition Temperature and Tolerance Factor in n = 2 Ruddlesden–Popper Phases

  Suguru Yoshida;Hirofumi Akamatsu;Ryosuke Tsuji;Olivier Hernandez

  133
  Citations

• High magnetization and the high-temperature superparamagnetic transition with intercluster interaction in disordered zinc ferrite thin film

  Seisuke Nakashima;Koji Fujita;Katsuhisa Tanaka;Kazuyuki Hirao

  128
  Citations

• Ferroelectric Sr3Zr2O7 Competition between Hybrid Improper Ferroelectric and Antiferroelectric Mechanisms

  Suguru Yoshida;Koji Fujita;Hirofumi Akamatsu;Olivier Hernandez

  123
  Citations

• Remarkable Magneto-Optical Properties of Europium Selenide Nanoparticles with Wide Energy Gaps

  Yasuchika Hasegawa;Taka Aki Adachi;Atsushi Tanaka;Mohammad Afzaal

  117
  Citations

• Structural characterization of hierarchically porous alumina aerogel and xerogel monoliths.

  Yasuaki Tokudome;Kazuki Nakanishi;Kazuyoshi Kanamori;Koji Fujita;Koji Fujita

  116
  Citations

• Room-Temperature Polar Ferromagnet ScFeO3 Transformed from a High-Pressure Orthorhombic Perovskite Phase

  Takahiro Kawamoto;Koji Fujita;Ikuya Yamada;Tomohiko Matoba

  99
  Citations

• Phase-separation-induced titania monoliths with well-defined macropores and mesostructured framework from colloid-derived sol-gel systems

  Junko Konishi;Koji Fujita;Kazuki Nakanishi;Kazuyuki Hirao

  94
  Citations