The phrase "new catalyst" refers to something or someone that sparks or triggers a change, improvement, or new action. It is like a fresh start or a new beginning that sets things in motion. Full definition
We have been working on optimizing electrode inks for new catalysts for several years. (h2awsm.org)
Applications include developing new catalysts for important chemical reactions and producing biofuels and novel therapeutics. (cen.acs.org)
For the reduction of CO2 and subsequent fuel utilization, the goal of the work is the design of new catalysts with specific emphasis on the use of bifunctional interactions and thermochemical considerations. (pnnl.gov)