nanoHUB-U: Fundamentals of Atomic Force Microscopy, Part 1: Fundamental Aspects of AFM

nanoHUB-U: Fundamentals of Atomic Force Microscopy, Part 1: Fundamental Aspects of AFM

Offering: 01a Section: Self Paced

Video
  • Lecture 4.3: Jump to Contact 1. Lecture 4.3: Jump to Contact 0
    00:00/00:00
  • Jump to Contact 2. Jump to Contact 29.9
    00:00/00:00
  • Total Interaction Potential 3. Total Interaction Potential 81.1
    00:00/00:00
  • Conditions for Stable/Unstable Equilibrium 4. Conditions for Stable/Unstable… 239.43333333333334
    00:00/00:00
  • The jump to contact (jtc) feature 5. The jump to contact (jtc) feat… 325.1
    00:00/00:00
  • Keeping it all straight Cantilever displacement (z) Gap (or tip-sample distance) (d) Cantilever deflection (q) Cantilever force (kq) Sample deformation (D) d=z+q (q is signed; remember sign convention for q) If you control z and measure q, you can infer d Tip-sample force can be inferred from measured cantilever force 6. Keeping it all straight Cantil… 502.03333333333336
    00:00/00:00
  • Distinguish Between Force vs. gap distance and Force vs. z-displacement 7. Distinguish Between Force vs. … 642.26666666666665
    00:00/00:00
  • Displacement(z) and Gap(d) - Schematic 8. Displacement(z) and Gap(d) - S… 914.86666666666667
    00:00/00:00
  • Relating z to d using the DMT model 9. Relating z to d using the DMT … 977.63333333333333
    00:00/00:00
  • Approach Curve: Focus on z, d and q 10. Approach Curve: Focus on z, d … 1149.2666666666667
    00:00/00:00
  • Results for DMT Model 11. Results for DMT Model 1424.9
    00:00/00:00
  • Up Next: Converting Approach Curve Data (VPSD vs. z-Displacement) to Force vs.Tip-Sample Gap 12. Up Next: Converting Approach C… 1545.1333333333334
    00:00/00:00

L4.3: Force Spectroscopy - Jump to Contact

You must be enrolled to utilize the discussion feature.

Enroll for free!

In order to access this part of the course, you need to enroll. If you're enrolled, you're not obligated to complete the course. But enrollment lets you:

  • Take quizzes and exams
  • Track your progress
  • Add notes to lectures
  • Participate in discussions

For more details, check out our .

I'm convinced...now what?

Enroll for free!

Want more details about this and similar courses?

To learn more, either visit the course overview page or browse the course listing.