Figure (IMAGE) National Institute for Materials Science, Japan Caption (a) Thick-film conductive ink. (b) Flexible substrate with patterns printed on its surface using the thick-film conductive ink. (c) Variety of metal complex inks that are used to synthesize the thick-film conductive ink. (d) Copper particles. Credit Takeo Minari National Institute for Materials Science Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.