Works matching AU Koichi Niihara

Results: 83

Superstructures in novel Sr‒Ca‒Cu‒Au‒O phases synthesized under high pressure.

Published in:

Journal of the American Ceramic Society, 2025, v. 108, n. 9, p. 1, doi. 10.1111/jace.20655

By:

Feng, Zhenlei;
Yoshida, Noa;
Do, Thi‐Mai‐Dung;
Nakayama, Tadachika;
Aoba, Tomoya;
Nanko, Makoto;
Suematsu, Hisayuki;
Niihara, Koichi

Publication type:

Article

Nanosecond pulse used to enhance the electrocoagulation of municipal wastewater treatment with low specific energy consumption.

Published in:

Environmental Technology, 2021, v. 42, n. 14, p. 2154, doi. 10.1080/09593330.2019.1694082

By:

Que, Nguyen Ho;
Kawamura, Yuta;
Watari, Takahiro;
Takimoto, Yuya;
Yamaguchi, Takashi;
Suematsu, Hisayuki;
Niihara, Koichi;
Wiff, Juan Paulo;
Nakayama, Tadachika

Publication type:

Article

Renewable Energy: Novel Electrothermodynamic Power Generation (Adv. Energy Mater. 13/2015).

Published in:

Advanced Energy Materials, 2015, v. 5, n. 13, p. n/a, doi. 10.1002/aenm.201570071

By:

Kim, Yoonho;
Kim, Juyoung;
Yamanaka, Satoru;
Nakajima, Akira;
Ogawa, Takashi;
Serizawa, Takeshi;
Tanaka, Hirohisa;
Baba, Masaaki;
Fukuda, Tatsuo;
Yoshii, Kenji;
Takeda, Masatoshi;
Yamada, Noboru;
Nakayama, Tadachika;
Niihara, Koichi

Publication type:

Article

Novel Electrothermodynamic Power Generation.

Published in:

Advanced Energy Materials, 2015, v. 5, n. 13, p. n/a, doi. 10.1002/aenm.201570071

By:

Kim, Yoonho;
Kim, Juyoung;
Yamanaka, Satoru;
Nakajima, Akira;
Ogawa, Takashi;
Serizawa, Takeshi;
Tanaka, Hirohisa;
Baba, Masaaki;
Fukuda, Tatsuo;
Yoshii, Kenji;
Takeda, Masatoshi;
Yamada, Noboru;
Nakayama, Tadachika;
Niihara, Koichi

Publication type:

Article

Facile Synthesis of Hierarchical Alumina Monoliths with Tubular Macropores and Ordered Mesoporous Walls.

Published in:

2010

By:

Zhang, Kuibao;
Fu, Zhengyi;
Zhang, Jinyong;
Nakayama, Tadachika;
Niihara, Koichi;
SooWohn Lee

Publication type:

Abstract

Magnetic Mullite-iron Composite Nanoparticles Prepared by Solid Solution Reduction.

Published in:

Chemistry Letters, 2005, v. 34, n. 3, p. 298, doi. 10.1246/cl.2005.298

By:

Hao Wang;
Sekino, Tohru;
Niihara, Koichi

Publication type:

Article

Oxidation of nanodiamonds and modulation of their assembly in polymer-based nanohybrids by field-inducement.

Published in:

Journal of Materials Science, 2013, v. 48, n. 12, p. 4151, doi. 10.1007/s10853-013-7228-6

By:

Cho, Hong-Baek;
Nguyen, Son;
Nakayama, Tadachika;
Huynh, Minh;
Suematsu, Hisayuki;
Suzuki, Tsuneo;
Jiang, Weihua;
Rozali, Shaifulazuar;
Tokoi, Yoshinori;
Park, Yeung-Ho;
Niihara, Koichi

Publication type:

Article

Facile orientation of unmodified BN nanosheets in polysiloxane/BN composite films using a high magnetic field.

Published in:

Journal of Materials Science, 2011, v. 46, n. 7, p. 2318, doi. 10.1007/s10853-010-5075-2

By:

Hong-Baek Cho;
Tokoi, Yoshinori;
Tanaka, Satoshi;
Suzuki, Tsuneo;
Weihua Jiang;
Suematsu, Hisayuki;
Niihara, Koichi;
Nakayama, Tadachika

Publication type:

Article

Preparation of mullite-based iron magnetic nanocomposite powders by reduction of solid solution.

Published in:

Journal of Materials Science, 2009, v. 44, n. 10, p. 2489, doi. 10.1007/s10853-009-3319-9

By:

Wang, Hao;
Sekino, Tohru;
Niihara, Koichi;
Fu, Zhengyi

Publication type:

Article

Syntheses and Mechanical Properties of Calcium Phosphate--Methacrylate Phosphate Composites.

Published in:

Phosphorus, Sulfur & Silicon & the Related Elements, 2002, v. 177, n. 8/9, p. 2257, doi. 10.1080/10426500213352

By:

Nomoto, Takuya;
Yamaguchi, Shunro;
Tokunaga, Hirokazu;
Sasaki, Yoh;
Sakamoto, Kiyoko;
Okazaki, Masayuki;
Kusunose, Takafumi;
Sekino, Tohru;
Niihara, Koichi

Publication type:

Article

Thermoluminescence of Calcium-Deficient Fluoridated Hydroxyapatite.

Published in:

Phosphorus, Sulfur & Silicon & the Related Elements, 2002, v. 177, n. 8/9, p. 2261, doi. 10.1080/10426500213376

By:

Sakamoto, Kiyoko;
Mizuguchi, Kazuno;
Nomoto, Takuya;
Yamaguchi, Shunro;
Ichihara, Junko;
Sasaki, Yoh;
Niihara, Koichi

Publication type:

Article

Organic molecule intercalation sites in Sr2CaCu2Oy superconductor.

Published in:

International Journal of Applied Ceramic Technology, 2022, v. 19, n. 2, p. 688, doi. 10.1111/ijac.13962

By:

Kawai, Kensho;
Suematsu, Hisayuki;
Fujimoto, Akira;
Aoba, Tomoya;
Do, Thi Mai Dung;
Nakayama, Tadachika;
Niihara, Koichi

Publication type:

Article

Synthesis of β‐MoO3 nanowhiskers from core/shell molybdenum/molybdenum oxide wire by pulsed wire discharge.

Published in:

International Journal of Applied Ceramic Technology, 2021, v. 18, n. 3, p. 889, doi. 10.1111/ijac.13684

By:

Chu, Ngo Minh;
Duy Hieu, Nguyen;
Do, Thi Mai Dung;
Nakayama, Tadachika;
Niihara, Koichi;
Suematsu, Hisayuki

Publication type:

Article

Self‐crack healing ability and strength recovery in ytterbium disilicate/silicon carbide nanocomposites.

Published in:

International Journal of Applied Ceramic Technology, 2019, v. 16, n. 1, p. 39, doi. 10.1111/ijac.13089

By:

Nguyen, Son Thanh;
Nakayama, Tadachika;
Suematsu, Hisayuki;
Iwasawa, Hirokazu;
Suzuki, Tsuneo;
Niihara, Koichi

Publication type:

Article

Fabrication of SiC Ceramics with Micropatterns from a Facile Replication Process.

Published in:

International Journal of Applied Ceramic Technology, 2012, v. 9, n. 2, p. 304, doi. 10.1111/j.1744-7402.2011.02731.x

By:

Zhang, Kuibao;
Fu, Zhengyi;
Nakayama, Tadachika;
Okumura, Masatoshi;
Niihara, Koichi

Publication type:

Article

Wear Resistance of SiO2-Doped Y-TZP Grinding Media During Wet Milling.

Published in:

International Journal of Applied Ceramic Technology, 2010, v. 7, n. 4, p. 502, doi. 10.1111/j.1744-7402.2009.02360.x

By:

Ohnishi, Hiroshi;
Takeuchi, Miyuki;
Sekino, Tohru;
Ikuhara, Yuichi;
Niihara, Koichi

Publication type:

Article

Examination of pyroelectric power generation over a wide temperature range by controlling the Zr:Sn composition ratio of PLZST.

Published in:

Journal of Asian Ceramic Societies, 2022, v. 10, n. 1, p. 99, doi. 10.1080/21870764.2021.2013145

By:

Sugiyama, Hironari;
Kim, Juyong;
Yamanaka, Satoru;
Kim, Yoonho;
Ngo, Nguyen Chi Trung;
Wiff, Juan Paulo;
Suzuki, Tsuneo;
Baba, Masaaki;
Takeda, Masatoshi;
Yamada, Noboru;
Sekino, Tohru;
Hashimoto, Hideki;
Tanaka, Hirohisa;
Niihara, Koichi;
Nakayama, Tadachika

Publication type:

Article

Fatigue Behavior of PZT-Based Nanocomposites with Fine Platinum Particles.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 12, p. 3325, doi. 10.1111/j.1151-2916.1998.tb02776.x

By:

Hwang, Hae Jin;
Tajima, Ken-ichi;
Sando, Mutsuo;
Toriyama, Motohiro;
Niihara, Koichi

Publication type:

Article

Improvement in Mechanical Properties of Powder-Processed MoSi2 by the Addition of Sc2O3 and Y2O3.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 12, p. 3141, doi. 10.1111/j.1151-2916.1998.tb02749.x

By:

Suzuki, Yoshikazu;
Morgan, Peter E. D.;
Niihara, Koichi

Publication type:

Article

Preparation and Properties of Alumina/Nickel-Cobalt Alloy Nanocomposites.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 11, p. 3013, doi. 10.1111/j.1151-2916.1998.tb02729.x

By:

Oh, Sung-Tag;
Sando, Mutsuo;
Niihara, Koichi

Publication type:

Article

High-Temperature Properties of Unburned MgO-C Bricks Containing Al and Si Powders.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 11, p. 2910, doi. 10.1111/j.1151-2916.1998.tb02713.x

By:

Uchida, Shigeki;
Ichikawa, Kenji;
Niihara, Koichi

Publication type:

Article

Threshold Stress in Creep of Alumina-Silicon Carbide Nanocomposites.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 10, p. 2713, doi. 10.1111/j.1151-2916.1998.tb02682.x

By:

Ohji, Tatsuki;
Kusunose, Takafumi;
Niihara, Koichi

Publication type:

Article

Change of Crystal Phases and Microstructure of Amorphous Si-C-N Powder by Hot Pressing.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 9, p. 2253, doi. 10.1111/j.1151-2916.1998.tb02619.x

By:

Park, Jin-Joo;
Komura, Osamu;
Yamakawa, Akira;
Niihara, Koichi

Publication type:

Article

Fabrication of Fine YAG-Particulate-Dispersed Alumina Fiber.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 9, p. 2469, doi. 10.1111/j.1151-2916.1998.tb02645.x

By:

Towata, Atsuya;
Hwang, Hae Jin;
Yasuoka, Masaki;
Sando, Mutsuo;
Niihara, Koichi

Publication type:

Article

Strengthening and Toughening Mechanisms of Ceramic Nanocomposites.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 6, p. 1453, doi. 10.1111/j.1151-2916.1998.tb02503.x

By:

Ohji, Tatsuki;
Jeong, Young-Keun;
Choa, Yong-Ho;
Niihara, Koichi

Publication type:

Article

Curie Temperature Anomaly in Lead Zirconate Titanate/Silver Composites.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 3, p. 709, doi. 10.1111/j.1151-2916.1998.tb02394.x

By:

Hwang, Hae Jin;
Nagai, Toru;
Ohji, Tatsuki;
Sando, Mutsuo;
Toriyama, Motohiro;
Niihara, Koichi

Publication type:

Article

Preparation of a Barium Titanate-Dispersed-Magnesia Nanocomposite.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 2, p. 425, doi. 10.1111/j.1151-2916.1998.tb02352.x

By:

Nagai, Toru;
Hwang, Hae Jin;
Yasuoka, Masaki;
Sando, Mutsuo;
Niihara, Koichi

Publication type:

Article

Manufacturing Nano-Diphasic Materials from Natural Dolomite: In Situ Observation of Nanophase Formation Behavior.

Published in:

Journal of the American Ceramic Society, 1997, v. 80, n. 11, p. 2949, doi. 10.1111/j.1151-2916.1997.tb03218.x

By:

Suzuki, Yoshikazu;
Morgan, Peter E. D.;
Sekino, Tohru;
Niihara, Koichi

Publication type:

Article

Reduction and Sintering of a Nickel-Dispersed-Alumina Composite and Its Properties.

Published in:

Journal of the American Ceramic Society, 1997, v. 80, n. 5, p. 1139, doi. 10.1111/j.1151-2916.1997.tb02956.x

By:

Sekino, Tohru;
Nakajima, Toshio;
Ueda, Satoru;
Niihara, Koichi

Publication type:

Article

Effect of Milling Conditions on the Strength of Alumina-Silicon Carbide Nanocomposites.

Published in:

Journal of the American Ceramic Society, 1997, v. 80, n. 5, p. 1307, doi. 10.1111/j.1151-2916.1997.tb02983.x

By:

Jeong, Young-Keun;
Nakahira, Atsushi;
Morgan, Peter E. D.;
Niihara, Koichi

Publication type:

Article

Microstructural Evolution and Mechanical Properties of Si3N4 with Yb2O3 as a Sintering Additive.

Published in:

Journal of the American Ceramic Society, 1997, v. 80, n. 3, p. 750, doi. 10.1111/j.1151-2916.1997.tb02892.x

By:

Park, Hyoungjoon;
Kim, Hyoun-Ee;
Niihara, Koichi

Publication type:

Article

Oxidation-Induced Toughening and Strengthening of Y2O3/SiC Nanocomposites.

Published in:

Journal of the American Ceramic Society, 1997, v. 80, n. 3, p. 797, doi. 10.1111/j.1151-2916.1997.tb02903.x

By:

Yoshimura, Masashi;
Ohji, Tatsuki;
Niihara, Koichi

Publication type:

Article

Low-Temperature Sintering and High-Strength Pb(Zr,Ti)O3-Matrix Composites Incorporating Silver Particles.

Published in:

Journal of the American Ceramic Society, 1997, v. 80, n. 3, p. 791, doi. 10.1111/j.1151-2916.1997.tb02901.x

By:

Hwang, Hae Jin;
Watari, Koji;
Sando, Mutsuo;
Toriyama, Motohiro;
Niihara, Koichi

Publication type:

Article

Effect of Cr.

Published in:

Journal of the American Ceramic Society, 1996, v. 79, n. 12, p. 3305, doi. 10.1111/j.1151-2916.1996.tb08109.x

By:

Chae, Ki-Woong;
Niihara, Koichi;
Kim, Doh-Yeon

Publication type:

Article

Silicon Nitride Based Ceramic Nanocomposites.

Published in:

Journal of the American Ceramic Society, 1996, v. 79, n. 3, p. 585, doi. 10.1111/j.1151-2916.1996.tb07914.x

By:

Pan, Xiaoqing;
Mayer, Joachim;
Rühle, Manfred;
Niihara, Koichi

Publication type:

Article

Particle/Matrix Interface and Its Role in Creep Inhibition in Alumina/Silicon Carbide Nanocomposites.

Published in:

Journal of the American Ceramic Society, 1996, v. 79, n. 1, p. 33, doi. 10.1111/j.1151-2916.1996.tb07877.x

By:

Ohji, Tatsuki;
Hirano, Takeshi;
Nakahira, Atsushi;
Niihara, Koichi

Publication type:

Article

High-Temperature Fracture Mechanism of Low-Ca-Doped Silicon Nitride.

Published in:

Journal of the American Ceramic Society, 1995, v. 78, n. 3, p. 673, doi. 10.1111/j.1151-2916.1995.tb08231.x

By:

Tanaka, Isao;
Igashira, Ken'ichiro;
Okamoto, Taira;
Niihara, Koichi;
Cannon, Rowland M.

Publication type:

Article

Sintering of Al2O3-TiC Composite in the Presence of Liquid Phase.

Published in:

Journal of the American Ceramic Society, 1995, v. 78, n. 1, p. 257, doi. 10.1111/j.1151-2916.1995.tb08398.x

By:

Chae, Ki-Woong;
Kim, Doh-Yeon;
Niihara, Koichi

Publication type:

Article

Tensile Creep Behavior of Alumina/Silicon Carbide Nanocomposite.

Published in:

Journal of the American Ceramic Society, 1994, v. 77, n. 12, p. 3259, doi. 10.1111/j.1151-2916.1994.tb04580.x

By:

Ohji, Tatsuki;
Nakahira, Atsushi;
Hirano, Takeshi;
Niihara, Koichi

Publication type:

Article

Calculation of the Electronic Structure of sp Elements in β-Si3N4 with Correlation to Solubility and Solution Effects.

Published in:

Journal of the American Ceramic Society, 1993, v. 76, n. 11, p. 2833, doi. 10.1111/j.1151-2916.1993.tb04024.x

By:

Tanaka, Isao;
Niihara, Koichi;
Nasu, Saburo;
Adachi, Hirohiko

Publication type:

Article

Densification and Microstructural Development of Silicon Nitride-Silica During Hot Isostatic Pressing.

Published in:

Journal of the American Ceramic Society, 1992, v. 75, n. 1, p. 148, doi. 10.1111/j.1151-2916.1992.tb05457.x

By:

Zeng, Jianren;
Tanaka, Isao;
Miyamoto, Yoshinari;
Yamada, Osamu;
Niihara, Koichi

Publication type:

Article

High-Temperature Strength and Cavitation Threshold of Silicon Nitride-Silica Ceramics.

Published in:

Journal of the American Ceramic Society, 1992, v. 75, n. 1, p. 195, doi. 10.1111/j.1151-2916.1992.tb05464.x

By:

Zeng, Jianren;
Tanaka, Isao;
Miyamoto, Yoshinari;
Yamada, Osamu;
Niihara, Koichi

Publication type:

Article

Mechanical and Electrical Properties of Silicon Nitride-Silicon Carbide Nanocomposite Material.

Published in:

Journal of the American Ceramic Society, 1991, v. 74, n. 5, p. 1142, doi. 10.1111/j.1151-2916.1991.tb04357.x

By:

Sawaguchi, Akihiro;
Toda, Kohji;
Niihara, Koichi

Publication type:

Article

The Effect of Stoichiometry on Mechanical Properties of Boron Carbide.

Published in:

Journal of the American Ceramic Society, 1984, v. 67, n. 1, p. C-13, doi. 10.1111/j.1151-2916.1984.tb19158.x

By:

Niihara, Koichi;
Nakahira, Atsushi;
Hirai, Toshio

Publication type:

Article

Oxidation of CVD Si3N4 at 1550° to 1650°C.

Published in:

Journal of the American Ceramic Society, 1980, v. 63, n. 7/8, p. 419, doi. 10.1111/j.1151-2916.1980.tb10204.x

By:

HIRAI, TOSHIO;
NIIHARA, KOICHI;
GOTO, TAKASHI

Publication type:

Article

Recycling of a Healing Agent by a Water‐Vapor Treatment to Enhance the Self‐Repair Ability of Ytterbium Silicate‐Based Nanocomposite in Multiple Crack‐Healing Test.

Published in:

Advanced Engineering Materials, 2020, v. 22, n. 7, p. 1, doi. 10.1002/adem.202000157

By:

Nguyen, Son Thanh;
Nakayama, Tadachika;
Takahashi, Tsuyoshi;
Suematsu, Hisayuki;
Do, Dung Thi Mai;
Okawa, Ayahisa;
Niihara, Koichi

Publication type:

Article

Titanium Nitride and Yttrium Titanate Nanocomposites, Endowed with Renewable Self-Healing Ability.

Published in:

Advanced Materials Interfaces, 2021, v. 8, n. 22, p. 1, doi. 10.1002/admi.202100979

By:

Son Thanh Nguyen;
Ayahisa Okawa;
Hirokazu Iwasawa;
Tadachika Nakayama;
Hideki Hashimoto;
Tohru Sekino;
Hisayuki Suematsu;
Koichi Niihara

Publication type:

Article

Preparation And Corrosion Studies Of Self-Healing Multi-Layered Nano Coatings Of Silica And Swelling Clay.

Published in:

Materials Research Innovations, 2004, v. 8, n. 2, p. 84, doi. 10.1080/14328917.2004.11784835

By:

Hikasa, Akio;
Sekino, Tohru;
Hayashi, Yamato;
Rajagopalan, Ramaseshan;
Niihara, Koichi

Publication type:

Article

Microstructure and dielectric properties of sintered Li-Nb-Ti-O solid solution ceramics having superstructure.

Published in:

Materials Research Innovations, 2003, v. 7, n. 2, p. 74, doi. 10.1080/14328917.2003.11784765

By:

Yo Yamamoto;
Hiroyuki Hayashi;
Tohru Sekino;
Tadachika Nakayama;
Hiroki Kondo;
Masashi Wada;
Tomohiko Adachi;
Koichi Niihara

Publication type:

Article

Pulse electric current sintering of alumina/nickel nanocomposites.

Published in:

Materials Research Innovations, 2003, v. 7, n. 2, p. 57, doi. 10.1080/14328917.2003.11784761

By:

Bum-Sung Kim;
Tohru Sekino;
Takafumi Nakayama;
Masashi Wada;
Jai-Sung Lee;
Koichi Niihara

Publication type:

Article