True Tapping Mode Scanning Near-Field Optical Microscopy with Bent Glass Fiber Probes

<div>(a) The topography of the calibrating grating 2000 lines/mm, 2.0 <i>μ</i>m × 2.0 <i>μ</i>m. (b) The topography of the close-packed Phi X 174 DNA, 0.7 <i>μ</i>m × 0.7 <i>μ</i>m. The images were obtained in constant <svg height="10.7866pt" id="M111" style="vertical-align:-2.150701pt" version="1.1" viewbox="-0.0498162 -8.6359 9.52083 10.7866" width="9.52083pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M699 368C699 549 574 666 407 666C186 666 23 488 23 277C23 113 129 -3 288 -13L307 -26C431 -111 501 -139 533 -147C559 -154 613 -163 658 -164L666 -141C597 -111 507 -66 430 -11L416 -1C580 42 699 190 699 368ZM601 371C601 227 518 54 381 22L354 40L278 24C175 47 120 145 120 269C120 451 235 631 398 631C540 631 601 521 601 371Z" id="g113-82"></path></g></svg>-factor mode.</div>

Scanning

fig7

Figure 7

Figure 7: True Tapping Mode Scanning Near-Field Optical Microscopy with Bent Glass Fiber Probes 