"H. Usui,H. Kusakabe,M. Tokuda,K. Sugiyama,T. Hoshina,T. Tsurumi,H. Takeda","Structure and electrical properties of Ba3TaGa3Si2O14 single crystals grown by Czochralski method",,"J. Ceram. Soc. Jpn.",,"Vol. 128",,"pp. 441-446",2020,Aug.
"H. Takeda,H. Kusakabe,H. Usui,T. Hoshina,T. Tsurumi,K. Lebbou","Strontium-substituted calcium magnesium silicate single crystals for high-temperature piezoelectric applications",,"J. Ceram. Soc. Jpn.",,"Vol. 128",,"pp. 130-134",2020,Mar.
"Hiroaki Takeda,Hiraku Kusakabe,Haruki Usui,Takuya Hoshina,Kheireddine Lebbou,Takaaki Tsurumi","Growth and Characterization of Strontium-substituted Akermanite Single Crystal for High Temperatre Application","19th US-Japan Seminar on Dielectric and Piezoelectric Ceramics",,,,,,2019,Nov.
"“ú‰º•”“W,‰Pˆä�°‹I,•Û‰È‘ñ–ç,’ߌ©Œh�Í,•�“c”Ž–¾","Sr’uŠ·ƒIƒPƒ‹ƒ}ƒiƒCƒg’PŒ‹�»‚̈ç�¬‚Æ“d‹C“I�E‹@ŠB“I“Á�«•]‰¿","‘æ39‰ñ“dŽq�Þ—¿Œ¤‹†“¢˜_‰ï",,,,,,2019,Nov.
"Hiroaki TAKEDA,Hiraku KUSAKABE,Haruki USUI,Takuto OHSIMA,Takuya HOSHINA,Kheirreddine LEBBOU,Takaaki TSURUMI","Potential of Melilite-type Piezoelectric Crystals for High-Temperature Applications","The 13th Pacific Rim Conference of Ceramic Societies",,,,,,2019,Oct.
"“ú‰º•”“W,‰Pˆä�°‹I,•Û‰È‘ñ–ç,’ߌ©Œh�Í,•�“c”Ž–¾","ƒIƒPƒ‹ƒ}ƒiƒCƒgŒnˆ³“d’PŒ‹�»‚̈ç�¬‚Æ•]‰¿","“ú–{ƒZƒ‰ƒ~ƒbƒNƒX‹¦‰ï‘æ35‰ñŠÖ“ŒŽx•”Œ¤‹†”­•\‰ï",,,,,,2019,Sept.
"Hiroaki Takeda,Hiraku Kusakabe,Haruki Usui,Takuya Hoshina,Takaaki Tsurumi","DEVELOPMENT OF MELILITE-TYPE SINGLE CRYSTALS FOR HIGH TEMPERATURE PIEZOELECTRIC SENSOR","ICCGE-19",,,,,,2019,July