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Home  ›  Probes Catalog  ›  Pointprobe®  ›  Contact Mode AFM Probes  ›  CONTR

Type: CONTR

Contact Mode - Reflex coating

NanoWorld Pointprobe® CONT probes are designed for contact mode imaging. Furthermore this probe can be used for force-distance spectroscopy mode or pulsed force mode (PFM). The CONT type is optimised for high sensitivity due to a low force constant.

All SPM and AFM probes of the Pointprobe® series are made from monolithic silicon which is highly doped to dissipate static charge. They are chemically inert and offer a high mechanical Q-factor for high sensitivity. The tip is shaped like a polygon based pyramid with a height of 10 - 15 µm.

Additionally this probe offers typical tip radius of curvature of less than 8 nm.

The reflex coating on the detector side of the cantilever enhances its reflectance and prevents light from interfering within the cantilever.

 
point probe afm tip
Cantilever Data ValueRange*
Thickness 2.0 µm1.5 - 2.5
Mean Width 50 µm45 - 55
Length 450 µm445 - 455
Force Constant 0.2 N/m0.07 - 0.4
Resonance Frequency 13 kHz9 - 17
 Order Code Quantity Data Sheet
CONTR-Sample 2 yes
CONTR-10 10 yes
CONTR-20 20 no
CONTR-50 50 yes
CONTR-W 380 yes
*Typical values

Reflex Coating

Reflex coating is an approximately 30 nm thick aluminum coating on the detector side of the cantilever which enhances the reflectance of the laser beam by a factor of 2.5. Furthermore it prevents light from interfering within the cantilever. As the coating is almost stress free the bending of the cantilever due to stress is less than 2°.

For more information contact: info@nanoworld.com
Pointprobe® is a registered trademark of NanoWorld AG
All data are subject to change without notice.
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