TY - JOUR AU - V. Protasenko AU - M. Labardi AU - Alan Gallagher BT - Physical Review B DA - Jan-12-2004 DO - 10.1103/PhysRevB.70.245414 PY - 2004 T2 - Physical Review B TI - Conservative and dissipative forces measured by self-oscillator atomic force microscopy at constant-drive amplitude VL - 70 SN - 1098-0121 ER -