Spark 70 Pt

scout70-cantilever.jpg
Copy of Copy of Scout 350 - tip
scout70-cantilever-end.jpg
scout70-cantilever.jpg
Copy of Copy of Scout 350 - tip
scout70-cantilever-end.jpg

Spark 70 Pt

260.00

Pack of 10 conductive AFM probes with platinum coating on both sides, suitable for electrical characterisation in both contact mode and AC modes (non-contact/soft-tapping).  

40 nm platinum coating with a 5nm titanium adhesion layer on both sides of the probe and a tip radius of less than 30 nm.

Spring constant: 2 N/m

Resonant frequency: 70 kHz

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Sold in packs of 10 probes.  Need 50 probes or more?  Request pricing for bulk orders.


Cantilever specifications

Parameter Nominal Range
Spring constant (N/m) 2 0.5 - 3.5
Resonant frequency (kHz) 70 45 - 80
Shape Rectangular
Length (µm) 225 223 - 227
Width (µm) 30 29 - 31
Thickness (µm) 2.5 2.0 - 3.0
Material Silicon (n-type, Antimony)
Resistivity (Ωcm) 0.02 0.015 - 0.025

NB. Nominal values for spring constants and resonant frequencies are calculated using well known formulae and based on expected probe dimensions. The ranges are calculated using measured dimensions.

Tip Specifications

Parameter Nominal Range
Radius (nm) 18 < 30
Height (µm) 6 5 - 8
Set back (µm) 7.5 6.5 - 8.5
Shape Conical
Cone Angle (°) 25 15 - 40
Material Silicon (n-type, Antimony)
Resistivity (Ωcm) 0.02 0.015 - 0.025

Coating

Frontside/Tip

  • 5nm Ti

  • 40nm Pt

Backside/Reflective

  • 5nm Ti

  • 40nm Pt

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