Terahertz time-domain spectroscopy and imaging system with distributed temperature measurement function
The utility model discloses a terahertz time-domain spectroscopy and imaging system with a distributed temperature measurement function, which comprises a femtosecond laser, a primary optical fiber splitter, a terahertz spectrum unit, a pulsed light modulation unit, a distributed optical fiber senso...
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| creator | GUO YONGLING WANG YUJIAN ZHANG CHAOHUI LIU YONGLI ZHANG LEI GUAN YUCHAO CHU WENYI ZHU XINYONG LIU HU |
| description | The utility model discloses a terahertz time-domain spectroscopy and imaging system with a distributed temperature measurement function, which comprises a femtosecond laser, a primary optical fiber splitter, a terahertz spectrum unit, a pulsed light modulation unit, a distributed optical fiber sensor unit and a signal acquisition and processing unit, the primary optical fiber splitter divides femtosecond pulse laser generated by the femtosecond laser into exciting light and exciting light, the exciting light is transmitted to the terahertz spectrum unit to generate a current signal carrying sample information, and the exciting light is modulated into modulated pulse light through the pulse light modulation unit; the modulated pulse light is transmitted to the distributed optical fiber sensor unit to generate an analog signal carrying temperature information, and the signal acquisition and processing unit acquires and processes a current signal carrying sample information and/or an analog signal carrying tempe |
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| subjects | COLORIMETRY INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT,POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED,VISIBLE OR ULTRA-VIOLET LIGHT MEASURING MEASURING QUANTITY OF HEAT MEASURING TEMPERATURE PHYSICS RADIATION PYROMETRY TESTING THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR |
| title | Terahertz time-domain spectroscopy and imaging system with distributed temperature measurement function |
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