Idemitsu Kosan Company, Limited

Kenichi Sasaki

Kazuyoshi Inoue

Shigekazu Tomai

Masatoshi Shibata

Emi Kawashima

Yoshihiro Ueoka

Atsushi Yao

Masashi Oyama

Satoshi Katsumata

A compound includes indium element (In), gallium element (Ga), aluminum element (Al) and oxygen element (O), the compound having a triclinic crystal system with lattice constants being a=10.07&#xb1;0.15 &#x212b;, b=10.45&#xb1;0.15 &#x212b;, c=11.01&#xb1;0.15 &#x212b;, &#x3b1;=111.70&#xb1;0.50&#xb0;, &#x3b2;=107.70&#xb1;0.50&#xb0; and &#x3b3;=90.00&#xb1;0.50&#xb0;.

Compound

A sintered body, containing zinc, magnesium and oxygen as constituent elements, wherein the atomic ratio of zinc to the sum of zinc and magnesium [Zn/(Zn+Mg)] is 0.20 to 0.75, the atomic ratio of magnesium to the sum of zinc and magnesium [Mg/(Zn+Mg)] is 0.25 to 0.80, and the sintered body consists of a single crystal structure as measured by X-ray diffraction.

Sintered body

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Sodegaura, Japan

Kenichi Sasaki