PT Journal AU Fazal, FM Block, SM TI Optical tweezers study life under tension SO Nature Photonics JI Nat. Photon. PY 2011 BP 318 EP 321 VL 5 IS 6 DE fromIPMRAS AB Optical tweezers have become one of the primary weapons in the arsenal of biophysicists, and have revolutionized the new field of single-molecule biophysics. Today's techniques allow high-resolution experiments on biological macromolecules that were mere pipe dreams only a decade ago. ER