CATALYST 1 (IMAGE) Rice University Caption Positively charged holes that propagate at catalytic sites can spread out and trigger catalysis in neighboring sectors, according to a theory developed at Rice University and the Indian Institute of Science Education and Research, Pune. Credit Illustration by Bhawakshi Punia and Srabanti Chaudhury/IISER Pune 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.