1. Department of Chemistry State University of New York at Buffalo Buffalo NY 14260-3000 USA
2. Dipartimento di Chimica Universita' degli Studi di Milano Via Golgi 19 20133 Milano Italy
3. Department of Mechanical Engineering and Materials Science Duke University Durham NC 27708 USA
4. Center for Autonomous Materials Design Duke University Durham NC 27708 USA
5. Department of Materials Science and Engineering University of Texas at Dallas Richardson TX 75080 USA
6. Department of Chemistry and Biochemistry University of Texas at Dallas Richardson TX 75080 USA