1. Department of Chemistry, Stanford University, Stanford, California 94305-5080,
United States
2. Department
of Chemistry and Biochemistry, University of California, Los Angeles, Los Angeles,
California 90095-1569, United States
3. Department of Mechanical Engineering, Hong Kong University of Science and Technology, Clear
Water Bay, Kowloon, Hong Kong
4. Department of Physics and Astronomy, Michigan State University, East Lansing, Michigan 48824,
United States
5. Advanced
Photonics Center, Southeast University,
Nanjing 210096, China
6. Department
of Bioengineering, Stanford University,
Stanford, California 94305-5080,
United States
7. NSF Center
for Biophotonics
Science and Technology, University of California, Davis, Sacramento, California 95817, United States
8. Department of Chemistry and
Biochemistry; Department of Physiology; California Nanosystems Institute, University of California, Los Angeles, Los Angeles,
California, United States
9. Departments of Chemistry and
Structural Biology, Stanford University, Stanford, California 94305-5080, United States