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OCELOT: Toward Data-driven Discovery of Organic Semiconductors

Apr 1, 2021
(top) Backbone chemical space in OCELOT. (bottom) Properties of select molecules in OCELOT. The molecule in blue enables a well-established OSC, while data analysis suggests that the other identified systems hold promise.
(top) Backbone chemical space in OCELOT. (bottom) Properties of select molecules in OCELOT. The molecule in blue enables a well-established OSC, while data analysis suggests that the other identified systems hold promise.

While the synthetic chemist can fine tune the chemical structure and architecture of π-conjugated molecules, and in turn the electronic, redox, and optical properties, the performance of organic semiconductors (OSC) are dependent on how these molecular building blocks pack and interact in the solid state. A significant challenge for data-driven OSC discovery, therefore, is the need for data that can connect atomic- and molecular-scale properties with those that emerge for OSC.

To overcome this shortcoming, the Organic Crystals in Electronic and Light-Oriented Technologies (OCELOT) infrastructure, which includes the OCELOT API, high-throughput computational workflows, a curated OCELOT database, and a web-user interface, is being developed. A combination of experimental and computational data for tens-of-thousands of organic crystals and molecules is available for the community to model, design, and discover OSC. New and passed-over OSC targets have already been realized from the OCELOT data infrastructure.

Publication

Authors

J. Anthony & C. Risko (U. Kentucky)

Additional Materials

U.S. National Science Foundation and NSF DMREF, Materials for Our Future

This material is based upon work supported by the U.S. National Science Foundation Award No. 2015237. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the U.S. National Science Foundation. This site is maintained collaboratively by principal investigators with NSF DMREF awards, independent of the NSF.