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Wienold, Martin and Pavlov, Sergey and Abrosimov, N. V. and Hübers, Heinz-Wilhelm (2019) Background-free spectroscopy of impurity transitions in semiconductors with a continuous-wave terahertz photomixer source. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2019), 2019-09-01 - 2019-09-06, Paris. doi: 10.1109/IRMMW-THz.2019.8873787.
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Abstract
We present a method for background-free spectroscopy of shallow impurity transitions in semiconductors with residual impurity concentrations. The method is based on a continuous wave terahertz photomixer source and a scheme for optically modulating the concentration of neutral impurities.
| Item URL in elib: | https://elib.dlr.de/133249/ | ||||||||||||||||||||
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| Document Type: | Conference or Workshop Item (Speech) | ||||||||||||||||||||
| Title: | Background-free spectroscopy of impurity transitions in semiconductors with a continuous-wave terahertz photomixer source | ||||||||||||||||||||
| Authors: |
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| Date: | 2019 | ||||||||||||||||||||
| Refereed publication: | Yes | ||||||||||||||||||||
| Open Access: | No | ||||||||||||||||||||
| Gold Open Access: | No | ||||||||||||||||||||
| In SCOPUS: | No | ||||||||||||||||||||
| In ISI Web of Science: | No | ||||||||||||||||||||
| DOI: | 10.1109/IRMMW-THz.2019.8873787 | ||||||||||||||||||||
| Status: | Accepted | ||||||||||||||||||||
| Keywords: | Terahertz spectroscopy, impurity transitions | ||||||||||||||||||||
| Event Title: | 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2019) | ||||||||||||||||||||
| Event Location: | Paris | ||||||||||||||||||||
| Event Type: | international Conference | ||||||||||||||||||||
| Event Start Date: | 1 September 2019 | ||||||||||||||||||||
| Event End Date: | 6 September 2019 | ||||||||||||||||||||
| HGF - Research field: | Aeronautics, Space and Transport | ||||||||||||||||||||
| HGF - Program: | Space | ||||||||||||||||||||
| HGF - Program Themes: | Earth Observation | ||||||||||||||||||||
| DLR - Research area: | Raumfahrt | ||||||||||||||||||||
| DLR - Program: | R EO - Earth Observation | ||||||||||||||||||||
| DLR - Research theme (Project): | R - Optical Technologies and Applications | ||||||||||||||||||||
| Location: | Berlin-Adlershof | ||||||||||||||||||||
| Institutes and Institutions: | Institute of Optical Sensor Systems > Terahertz and Laser Spectroscopy | ||||||||||||||||||||
| Deposited By: | Wienold, Martin | ||||||||||||||||||||
| Deposited On: | 08 Jan 2020 08:41 | ||||||||||||||||||||
| Last Modified: | 08 Aug 2025 10:47 |
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