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[English] |
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Comparison of sound absorption characteristics measured by impedance tube method and ensemble averaging technique on porous clay bricks"
Acoustical Science and Technology, Vol.42, No.3, pp.154-157, May 2021 Authors：Siwat Lawanwadeekul, Reiji Tomiku, Noriko Okamoto, Toru Otsuru, Masahiro Masuda, Yasuyuki Matsuoka |
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Thermal-acoustic clay brick production with added charcoal for use in Thailand"
Construction and Building Materials，Vol. 255，Article number 119376，September 2020 Authors：Siwat Lawanwadeekul, Toru Otsuru, Reiji Tomiku, Nishiguchi Hiroyasu |
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Applying the ensemble averaging method with a pressure–velocity sensor to measure sound absorption characteristics of porous clay bricks"
Applied Acoustics，Vol. 164，Article number 107250，July 2020 Authors：Siwat Lawanwadeekul, Toru Otsuru, Reiji Tomiku, Nishiguchi Hiroyasu, Ippei Eto, Daiki Matsuoka and Ryota Yoshimoto |
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Investigating the practicability of an ensemble averaging method for measuring sound absorption and surface normal impedance"
Applied Acoustics，Vol. 156，pp.166-175，December 2019 Authors：Noriaki Sakamoto, Toru Otsuru, Reiji Tomiku, Ippei Eto, Daiki Matsuoka and Ryota Yoshimoto |
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Flanking floor impact sound insulation in cross laminated timber model building for experiment"
Journal of Physics : Conference Series，Vol. 1075 (2018)，Article number 012023 Authors：Atsushi Hiramitsu, Toru Otsuru, Reiji Tomiku and Koji Harada |
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A general description of measurement method for sound absorption and surface impedance of materials using ensemble averaging"
Journal of Physics : Conference Series，Vol. 1075 (2018)，Article number 012069 Authors：Noriaki Sakamoto, Toru Otsuru, Reiji Tomiku and Saki Yamauchi |
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Reproducibility of sound absorption and surface impedance of materials measured in a reverberation room using ensemble averaging technique with a pressure-velocity sensor and improved calibration"
Applied Acoustics，Vol. 142，pp.87-94，December 2018 Authors：Noriaki Sakamoto, Toru Otsuru, Reiji Tomiku and Saki Yamauchi |
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放課後児童クラブの壁面の利用実態と吸音ファブリックパネル制作の活動プログラムの開発"
日本音響学会誌，74巻5号(2018)， pp.254-256，2018年5月 Authors：豊増美喜，鈴木佐代 |
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ポーラスモルタル板の音響的性質に関する基礎的検討"
セメント・コンクリート論文集，Vol. 71，No. 1，pp.704-710，2018年3月 Authors：山口信，森島慎太郎，富来礼次，岡本則子 |
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建築材料の吸音特性の現場測定法による施工状態管理システム開発に関する研究"
日本建築学会技術報告集，23巻，54号，pp.517-520，2017年6月 Authors：岡本則子，大鶴徹，富来礼次 |
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Sound absorption deviation measured using pressure–velocity sensors by ensemble averaging technique under different relative humidity conditions"
Applied Acoustics, Vol. 122，pp.121-127，July 2017 Authors：Toru Otsuru, Reiji Tomiku, Noriko Okamoto and Saki Yamauchi |
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ポーラスモルタルの吸音特性に及ぼす細骨材種類および試験体厚さの影響"
セメント・コンクリート論文集，Vol. 70，No. 1，pp.564-571，2017年3月 Authors：長渡健之，山口信，富来礼次，岡本則子 |
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A synthesized boundary condition for wave-based room acoustics simulations using ensemble averaged impedance measured in-situ"
Journal of Acoustical Society of America，Vol. 140，No. 4，pp.XX-XX，November 2016 Authors：Toru Otsuru, Reiji Tomiku, Noriko Okamoto, Sakura Saigo and Saki Yamauchi |
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Finite element sound field analysis for investigation on measurement mechanism of reverberation time in non-diffuse sound field"
Journal of Acoustical Society of America，Vol. 140，No. 4，pp.XX-XX，November 2016 Authors：Reiji Tomiku, Toru Otsuru, Noriko Okamoto, Takeshi Okuzono and Youtarou Kimura |
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Changes in descriptions of sound in courses of study and in junior high school home economics textbooks Acoustical Science and Technology"
-Special Issue on Education in Acoustics- Vol.37 (2016) No.4 ，pp. 181-184, July 2016 Authors：Miki Toyomasu, Sayo Suzuki and Kei Hirano |
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Uncertainty examination of ensemble averaging method for sound absorption of materials in a reverberation room"
Acoustical Science and Technology，Vol. 37，No. 3，pp.129-132，May 2016 Authors：Toru Otsuru, Reiji, Tomiku, Noriko Okamoto, Emi Ueda and Asami Nakamura |
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ポーラスモルタルの吸音特性に及ぼす細骨材粒径および空隙率の影響"
セメント・コンクリート論文集，Vol. 69，No. 1，pp.718-724，2016年3月 Authors：山口信，富来礼次，岡本則子 |
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Applicability of an explicit time-domain finite-element method on room acoustics simulation"
Acoustical Science and Technology，Vol. 36，No. 4，pp.377-380，April 2015 Authors：Takeshi Okuzono, Toru Otsuru and Kimihiro Sakagami |
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An explicit time-domain finite element method for room acoustics simulations: Comparison of the performance with implicit methods"
Applied Acoustics，Vol. 104，pp.76-84，March 2016 Authors：Takeshi Okuzono, Takumi Yoshida, Kimihiro Sakagami and Toru Otsuru |
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多機能内装建材としての用途を想定したポーラスモルタルの機能的特性"
セメント・コンクリート論文集，Vol. 68，No. 1，545-552，2015年3月 Authors：山口信，村上聖，富来礼次，岡本則子 |
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材料開発におけるアンサンブル平均による材料の吸音特性のin-situ測定法の適用"
日本建築学会技術報告集，21巻，47号，167-170，2015年2月 Authors：富来礼次，岡本則子，大鶴徹，上水隆義，山口信 |
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A finite-element method using dispersion reduced spline elements for room acoustics simulation"
Applied Acoustics, Vol. 79，pp.1-8，May 2014 Authors：Takeshi Okuzono, Toru Otsuru, Reiji Tomiku and Noriko Okamoto |
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中学校家庭科の学習指導要領及び教科書における音に関する記述の変遷"
日本音響学会誌，70巻5号(2014) ， pp.292-295，2014年5月 Authors：豊増美喜，鈴木佐代，平野京 |
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Acoustic Absorption Characteristics of Perforated Thin Plate with Air Jets and Cavity”
Open Journal of Fluid Dynamics，Vol. 5，pp.1-9，March 2015 Authors：Hiromitsu Hamakawa, Hiroki Matsuoka, Taiki Yamai, Kenta Asakura, Toru Otsuru, Reiji Tomiku, Eru Kurihara, Hidechito Hayashi and Eiichi Nishida |
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Application of In-Situ Method for Measuring Sound Absorption Coefficient of Direct Piercing Carved Wood Panel with Daun Sireh Motif”
Applied Mechanics and Materials，Vol. 471，pp.273-278，December 2013 Authors：Mohd Zamri Bin Jusoh, Mohamad Ngasri Dimon, Nazli Bin Che Din, Toru Otsuru and You Kok Yeow |
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Reproductibility and applicability of ensemble averaged surface normal impedance of materials using an in-situ technique"
Acoustics Australia, Vol. 41, No. 3, pp.207-212, December 2013 Authors：Nazli Bin Che Din, Toru Osturu, Reiji Tomiku, Noriko Okamoto and Kusno Asniawaty |
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Dispersion-reduced spline acoustic finite elements for frequency-domain analysis"
Acoustical Science and Technology, Vol. 34, No. 3, pp.221-224, March 2013 Authors：Takeshi Okuzono, Toru Otsuru, Reiji Tomiku and Noriko Okamoto |
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音圧-粒子速度センサの安定性への湿度の影響-アンサンブル平均を利用した建築材料の吸音特性測定法-"
日本建築学会技術報告集，19巻，41号，pp.179-184，2013年2月 Authors：アスニアワティ クスノ，大鶴徹，富来礼次，岡本則子，ナズリビンチェディン |
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Application of modified integration rule to time-domain finite-element acoustic simulation of rooms"
Journal of Acoustical Society of America，Vol. 132，No. 2，pp.804-813，June 2012 Authors：Takeshi Okuzono, Toru Otsuru, Reiji Tomiku and Noriko Okamoto |
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画像処理技術の利用による音場シミュレーションのための境界条件の簡易測定システム"
日本建築学会技術報告集, 18巻，39号，pp.601-606，2012年6月 Authors：ムスリ ニザム ビン ヤハヤ，大鶴徹，富来礼次，奥園健，長澤利喜，小田智弘 |
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Applications of large-scale finite element sound field analysis onto a music hall using ensemble averaged surface normal impedance"
Journal of Acoustical Society of America，Vol. 131，No. 2，pp.XX-XX，April 2012 Authors：Toru Otsuru, Reiji Tomiku, Noriko Okamoto, Takeshi Okuzono and Kusno Asniawaty |
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Measurement method with a pressure-velocity sensor for measuring surface normal impedance of materials using ensemble averaging: Comparison with other methods and its geometrical configuration"
Acoustical Science and Technology, Vol. 33, No. 2, pp.86-95, March 2012 Authors：Nazli Bin Che Din, Toru Otsuru, Reiji Tomiku, Noriko Okamoto and Kusno Asniawaty |
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Ensemble averaged surface normal impedance measurement method in a reverberation room"
Acoustical Science and Technology, Vol. 32, No. 2, pp.69-72, March 2011 Authors：Toru Otsuru, Reiji Tomiku, Noriko Okamoto, Kusno Asniawaty and Nazli Bin Che Din |
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Fundamental accuracy of time domain finite element method for sound-field analysis of rooms"
Applied Acoustics, Vol. 71，No. 10, pp.940-946, October 2010 Authors：Takeshi Okuzono, Toru Otsuru, Reiji Tomiku and Noriko Okamoto |
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Ensemble averaged surface normal impedance of material using an in-situ technique: Preliminary study using boundary element method"
Journal of Acoustical Society of America，Vol. 125，No. 6，pp.XX-XX，April 2009 Authors：Toru Otsuru, Reiji Tomiku, Nazli Bin Che Din, Noriko Okamoto and Masahiko Murakami |
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反復解法を適用した時間領域有限要素法による室内音場解析"
日本建築学会環境系論文集，73巻，628号，pp.701-706，2008年6月 Authors：奥園健，大鶴徹，岡本則子，富来礼次 |
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Numerical analysis of large-scale sound fields using iterative methods part II: application of Krylov subspace methods to finite element analysis"
Journal of Computational Acoustics, Vol. 15，No. 4，pp.473-493，2007 Authors：Noriko Okamoto, Reiji Tomiku, Toru Otsuru and Yosuke Yasuda |
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Direct and modal frequency response analysis of sound fields in small rooms by finite element method"
Journal of Acoustical Society of America，Vol. 123，No. 5，pp.XX-XX，May 2008 Authors：Reiji Tomiku, Toru Otsuru, Noriko Okamoto and Yuka Kurogi |
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有限要素音場解析へのKrylov部分空間法の適用-反復解法を利用した大規模音場数値解析 その2-"
日本建築学会環境系論文集，71巻，610号，pp.11-18，2006年12月 Authors：岡本則子，安田洋介，大鶴徹，富来礼次 |
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Comparison of sound fields in rooms computed by finite‐element method and by cone beam method"
Journal of Acoustical Society of America，Vol. 120，No. 5，pp.XX-XX，October 2006 Authors：Noriko Okamoto, Toru Otsuru, Reiji Tomiku, Takeshi Okuzono, Kouta Isobe and Hiroshi Furuya |
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Applications of large-scale finite-element sound-field analysis utilizing Architectural Institute of Japan-benchmark platform"
Journal of Acoustical Society of America，Vol. 120，No. 5，pp.XX-XX，October 2006 Authors：Toru Otsuru, Noriko Okamoto and Takeshi Okuzono |
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病院ICUの音環境改善に関する研究"
日本建築学会技術報告集，12巻，23号，pp.187-190，2006年6月 Authors：豊増美喜，大鶴徹 |
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有限要素法による室内音場解析におけるCOCG法の収束性"
日本計算工学会論文集, 2005巻，No.20050027, 2005年9月 Authors：岡本則子，大鶴徹，富来礼次，藤野清次 |
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In situ measurements of surface impedance and absorption coefficients of porous materials using two microphones and ambient noise"
Applied Acoustics, Vol. 66, No. 7, pp.845-865, July 2005 Authors：Yasuo Takahashi, Toru Otsuru and Reiji Tomiku |
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Constructing a database of computational methods for environmental acoustics"
Acoustical Science and Technology，Vol. 26，No. 2，pp.221-224，March 2005 Authors：Toru Otsuru, Tetsuya Sakuma and Shinichi Sakamoto |
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Use of finite element method for comparison of sound field diffuseness in reverberation rooms with and without absorption materials"
Acoustical Science and Technology，Vol. 26，No. 2，pp.225-228，March 2005 Authors：Reiji Tomiku, Toru Otsuru, Daisuke Azuma and Yasuo Takahashi |
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病院待合室の音環境に関する研究"
日本建築学会環境系論文集，69巻，584号，pp.9-16，2004年10月 Authors：豊増美喜，大鶴徹，内之浦祐樹，岡本則子，富来礼次 |
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In situ Measurements of Absorption Characteristics Using Two Microphones and Environmental "Anonymous" Noise"
Acoustical Science and Technology, Vol. 24，No. 6, pp.382-385, 2003 Authors：Yasuo Takahashi, Toru Otsuru and Reiji Tomiku |
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Finite Element Sound Field Analysis of Diffuseness in Reverberation Rooms"
Journal of Asian Architecture and Building Engineering，Vol. 1，No. 2，pp.33-39，August 2002 Authors：Reiji Tomiku, Toru Otsuru and Yasuo Takahashi |
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有限要素法による不整形残響室内音場解析"
日本建築学会計画系論文集，67巻，551号，pp.9-15，2002年1月 Authors：富来礼次，大鶴徹 |
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Basic characteristics and accuracy of acoustic element using spline function in finite element sound field analysis"
The Journal of the Acoustical Society of Japan (E)，Vol. 21，No. 2，pp.87-95，2000 Authors：Toru Otsuru and Reiji Tomiku |
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大学間相互利用が可能な建築音響に関するマルチメディア教育システムの開発"
日本建築学会技術報告集，5巻，8号，pp.159-162，1999年6月 Authors：藤本一寿，春田千秋，黒木荘一郎，矢野隆，大鶴徹，古屋浩，山岸豪敏， 川井敬二 |