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DANGER: One tiny amount of static electricity while you are handling these
probes will destroy the tip!
We highly recommend that you utilize an ESD
station and if you do not already have one, we have a mobile ESD station
for only £ ( EUR).
Considering the costs of these probes, this is a very wise investment.
NANOSENSORS™ AR5T-NCHR sensors are designed for non-contact mode or Tapping Mode AFM (also known as: attractive or dynamic mode). This sensor type combines high operation stability with outstanding sensitivity and fast scanning ability.
For measurements on samples with sidewall angles approaching 90° NANOSENSORS™ produces specially tailored tips. These tips are FIB (Focused Ion Beam) milled to achieve a high aspect ratio portion at the end of the common silicon tip. This subtractive method of producing the high aspect ratio needle offers the advantage of high lateral stiffness and rigidity of the tip.
On the model AR5T the last 2 µm of the tip are tilted 13° to the center axis of the cantilever. With this feature the tilt angle of the cantilever caused by the mount of the AFM head (commonly 13°) will be compensated. Now, nearly vertical sidewalls can be measured offering a symmetrical scan.
The probe offers unique features:shape | tip height | tip set back | tip radius | full cone angle | half cone angle | |
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High-Aspect-Ratio | 0 µm | 0 - 0 µm* | 0 µm ( 0 - 0 µm)* | < 15 nm guaranteed |
typically < 5° at 2 µm of the high aspect ratio portion |
cant. | shape | length | width | thickness | force const. | res. freq. | probe base |
---|---|---|---|---|---|---|---|
Beam | 125 µm (115 - 135 µm)* | 30 µm (22.5 - 37.5 µm)* | 4 µm (3 - 5 µm)* | 42 N/m (10 - 130 N/m)* | 330 kHz (204 - 497 kHz)* | ||
* guaranteed range
**ScanAsyst® and Peak Force Tapping® are registered trademarks of Bruker Corporation.
*** Olympus® is a trademark of Olympus Corporation.
Apex Probes Ltd., 12th Floor, Ocean House, The Ring, Bracknell, RG12 1AX, Phone: +44 (0)1344 388016