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The NuNano SPARK 70 Pt is a revolutionary ultra soft conductive afm probe designed for the most delicate electrical characterizations. Functioning perfectly in contact mode, non contact pt coated delicate scans, and soft tapping conductive modes, it is the premier pt coated afm probe very soft solution for preventing sample degradation while mapping complex electrical properties.
Built upon the flexible SCOUT 70 cantilever, it features a spark 70 pt 2 n/m spring constant and a 70 kHz resonant frequency. This silicon n type antimony probe utilizes an optimized spark 70 pt 40 nm pt 5 nm ti coating applied to both the frontside tip and backside. It acts as the ultimate low force c-afm probe for mapping skpm soft polymers and biological samples.
✓ Pack of 10 Probes ✓ 2 N/m Spring Constant ✓ < 30 nm Tip Radius
The SPARK 70 Pt is meticulously engineered to establish a stable electrical contact on highly delicate substrates without inflicting mechanical damage. Every tip is verified with SEM images for absolute precision.
| Cantilever Specifications | |
|---|---|
| Material & Doping | silicon n‑type antimony doped, resistivity 0.015–0.025 Ω·cm |
| Cantilever Shape | spark 70 pt rectangular cantilever 225 µm |
| Spring Constant | conductive afm spring constant 2 n/m (Range: 0.5 - 3.5 N/m) |
| Resonant Frequency | afm resonant frequency 70 kHz (Range: 45 - 80 kHz) |
| Length | afm cantilever length 225 µm (Range: 223 - 227 µm) |
| Width | 30 µm (Range: 29 - 31 µm) |
| Thickness | 2.5 µm (Range: 2.0 - 3.0 µm) |
| Reflective Backside Coating | platinum reflective 5 nm Ti + 40 nm Pt backside |
| Tip Specifications (Conductive) | |
| Tip Shape | afm conical tip cone angle 25° (Range: 15° - 40°) |
| Frontside Tip Coating | platinum coating 5 nm Ti + 40 nm Pt frontside/tip |
| Tip Radius | Nominal 18 nm (Guaranteed spark 70 pt tip radius <30 nm) |
| Tip Height | spark 70 pt tip height 12 µm (Range: 10 - 13 µm) |
| Tip Setback | spark 70 pt setback 7.5 µm (Range: 6.5 - 8.5 µm) |
| Packaging & Quality Assurance | |
| Quantity | spark 70 pt conductive probes pack 10 |
| Quality Control | sem images each conductive tip provided for every probe |