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Probes of the Tipless Series feature 3 tipless cantilevers with different spring constants and resonance frequencies on one side of the chip. This series replaces the former 12 Series.
Backside coating:
Al BS ............................................................ Al 30 nm
no Al ............................................................ no
Cr-Au coated
Au overall coating ............................................................30 nm
Cr overall sublayer ............................................................20 nm
Technical Features
| Cantilever Series | Available Coatings | Length l- ± 5 µm | Width w, ± 3 μm | Thickness ± 0.5 μm | Resonance Frequency kHz Tipica | Resonance Frequency kHz Range | Force Constant Nm typical | Const. Force Nm Range |
|---|---|---|---|---|---|---|---|---|
| HQ:NSC35Tipless | ||||||||
| lever A | No Al - Al BS- Cr-Au | 110 | 35 | 2.0 | 205 | 130 - 290 | 8.9 | 2.7 - 24 |
| lever B | No Al- Al BS- Cr-Au | 90 | 35 | 2.0 | 300 | 185 - 430 | 16 | 4.8 - 44 |
| lever C | No Al- Al BS- Cr-Au | 130 | 35 | 2.0 | 150 | 95 - 205 | 5.4 | 1.7 - 14 |
| HQ:NSC36Tipless | ||||||||
| lever A | No Al- Al BS- Cr-Au | 110 | 32.5 | 1.0 | 90 | 30 - 160 | 1.0 | 0.1 - 4.6 |
| lever B | No Al- Al BS- Cr-Au | 90 | 32.5 | 1.0 | 130 | 45 - 240 | 2 | 0.2 - 9 |
| lever C | No Al- Al BS- Cr-Au | 130 | 32.5 | 1.0 | 65 | 25 - 115 | 0.6 | 0.06 - 2.7 |
| HQ:CSC37Tipless | ||||||||
| lever A | No Al- Al BS- Cr-Au | 250 | 35 | 2.0 | 40 | 30 - 55 | 0.8 | 0.3 - 2 |
| lever B | No Al- Al BS- Cr-Au | 350 | 35 | 2.0 | 20 | 15 - 30 | 0.3 | 0.1 - 0.6 |
| lever C | No Al- Al BS- Cr-Au | 300 | 35 | 2.0 | 30 | 20 - 40 | 0.4 | 0.1 - 1 |
| HQ:CSC38Tipless | ||||||||
| lever A | No Al- Al BS- Cr-Au | 250 | 32.5 | 1.0 | 20 | mar-62 | 0.09 | 0.01 - 0.36 |
| lever B | No Al- Al BS- Cr-Au | 350 | 32.5 | 1.0 | 10 | apr-80 | 0.03 | 0.003 - 0.13 |
| lever C | No Al- Al BS- Cr-Au | 300 | 32.5 | 1.0 | 14 | set-07 | 0.05 | 0.005 - 0.21 |