A film substrate of an electronic displaying element, an electronic optical element, a touch panel, or a solar battery is disclosed which is composed mainly of an organic polymer having water solubility of 0 to 5 g based on 100 g of 25.degree. C. water and having acetone solubility of 25 to 100 g based on 100 g of 25.degree. C. acetone and an inorganic condensation polymer of a reactive metal compound capable of being condensed.

 
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< Oxide sintered body and sputtering target, and manufacturing method for transparent conductive oxide film as electrode

> Method and device for controlled cleaving process

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