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Featured researches published by Atsuko Higo.


Journal of The Japanese Society for Food Science and Technology-nippon Shokuhin Kagaku Kogaku Kaishi | 1998

Changes of Hydration State by Microwave Irradiation in Mixtures of Protein Powder and Water.

Atsuko Higo; Shun Noguchi

タンパク質練生地をマイクロ波加熱すると,水分制限下にもかかわらず水分蒸発が速く,熱伝導加熱と異なる特有の物性変化がみられるところから,水分子の挙動とその派生効果に注目して調べた.なおこの際,低含水領域における水和量の報告が少ないので,各種練生地について未加熱時の“結合水量”測定を行なった.(1) 17種類の市販タンパク質についてパルスNMR測定を行ない,一定の仮定のもとに換算した結果,“結合水量”は0.038~0.276g/g乾物となり,少ないのはゼラチン,リゾチーム,ポリペプトン,カゼイン,多いのは大豆グロブリン,ヘモグロビンであった.なお,低含水領域は“結合水”の占める割合が高くなることがわかった.(2) 練生地をマイクロ波加熱すると,卵アルブミン,乾燥全卵は激しく膨化発泡し,カゼイン,グルテン,大豆グロブリンは粘弾性が強い凝固物となり,またゼラチンは溶けたように軟らかくなった.(3) 卵アルブミン,カゼイン,グルテン,大豆グロブリン,ゼラチンとも,マイクロ波加熱後パルスNMRによる“結合水量”が増加し,熱伝導加熱法より多くなった.ただし,加熱法による差がみられたのは一部の水分域のみであった.(4) 水分蒸発速度,“結合水”の変動量,膨化による伸張度の間には相関性があり,マイクロ波加熱では水の動態変化が誘因となって一連の非伝熱的な変化が進行していることが示唆された.(5) マイクロ波加熱試料は脱着後の収着水分量,単分子吸着水量が多くなった.(6) マイクロ波加熱法では水分活性が急速に低下した.以上より,低水分域における水の状態変化が,マイクロ波加熱による一連の非伝熱的な物性変化の重要な誘因であろうと推察した.


Journal of Food Science and Technology-mysore | 1987

Process of Bread Hardening by Microwave-Heating

Atsuko Higo; Shun Noguchi


Journal of The Japanese Society for Food Science and Technology-nippon Shokuhin Kagaku Kogaku Kaishi | 2005

Features of Microwave Heating on Breaking Properties of Confectionery in Low Moisture

Atsuko Higo; Yoshiko Wada


Journal of The Japanese Society for Food Science and Technology-nippon Shokuhin Kagaku Kogaku Kaishi | 2002

Changes in Breaking Properties of Commercial Confectionery with moisture absorption and their Factors.

Yoshiko Wada; Keiko Ogawa; Atsuko Higo


Journal of The Japanese Society for Food Science and Technology-nippon Shokuhin Kagaku Kogaku Kaishi | 2008

Effect of Modified Wheat Starches on the Textural Properties of Baked Products, such as Cookies

Atsuko Higo; Yoshiko Wada


Journal of The Japanese Society for Food Science and Technology-nippon Shokuhin Kagaku Kogaku Kaishi | 2007

Effect of Moisture and Temperature on the Textural Properties of Commercial Confectionery

Yoshiko Wada; Atsuko Higo


Journal of home economics | 1999

Effect of Material Content and Starch Gelatinization in Baked Wheat Flour Products on Textural Properties after Moisture Absorption

Yoshiko Wada; Yuka Shimoda; Atsuko Higo


Journal of The Japanese Society for Food Science and Technology-nippon Shokuhin Kagaku Kogaku Kaishi | 2014

The Physical Properties of 12 Cereal Flours Including Millets and Whole Grain

Atsuko Higo; Naoko Ibe; Yoichi Kurimoto; Syunsuke Ootubo


Journal of home economics | 1983

Effect of Starch-Gel Formation on Bread-Hardening

Atsuko Higo; Shun Noguchi; Fumiko Nakazawa; Michio Shimazaki


Journal of The Japanese Society for Food Science and Technology-nippon Shokuhin Kagaku Kogaku Kaishi | 2015

Relationship between Physical Properties and Mono- and Multilayer Water Contents for Baked Products Containing Commercial Confectionery at Several Temperatures

Atsuko Higo; Yoshiko Wada; Yukinori Sato

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Shun Noguchi

Kyoritsu Women's University

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Fumiko Nakazawa

Kyoritsu Women's University

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Yukinori Sato

Prefectural University of Hiroshima

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Keiko Ogawa

Kanto Gakuin University

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