red clay; white slip, iron pigment under transparent lead glaze, F1900.118; Black Raku incense burner in “melon” shape (detail), imitation of Ogata Kenzan (1663–1743), Japan, Kyoto prefecture, Kyoto, ...

Ceramics with underglaze copper-red decoration are very rare, owing to their complicated production process. Mineral copper used to produce the raspberry-red tone is notoriously difficult to ...

APPRAISER: Often, the reign marks on vessels and ceramics are an indication of ... is that the shape is exceedingly rare. Most of the copper-red dishes that you see in this period have a flared ...

Chemists managed to reduce the synthesis temperature of proton-conducting ceramics. They added copper oxide to the barium stannate, which reduced the sintering temperature of the material, and studied ...