Scanning tunnel-current-detecting device and method for detecting tunnel current and scanning tunnelling microscope and recording/reproducing device using thereof
US5220555A · kind A · utility
53Cited by
6References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1991 |
| Grant date | Jun 15, 1993 |
| Priority date | — |
| Expiry date | Oct 29, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/947
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A scanning tunnel-current-detecting device comprising at least two probe electrodes supported by a supporting member, a means for placing a sample in proximity to the probe electrodes, a means for applying voltage between the probe electrodes and the sample, at least one of the probe electrodes being provided with a mechanism for measuring and compensating variation of the distance between the supporting member and the sample, is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.