GADICON spectrometer for ionosphere far-ultraviolet observation: prototype design, manufacturing, and testing

Area of Science:

• Atmospheric Science
• Space Physics
• Spectroscopy

Background:

• The ionosphere's dynamics are influenced by lower atmospheric processes.
• New observational capabilities are needed to study these interactions.
• Far-ultraviolet (FUV) spectroscopy offers unique insights into atmospheric composition and particle interactions.

Purpose of the Study:

• To present the design, manufacturing, and testing of a novel imaging spectrometer prototype.
• To enable observation of the lower atmosphere's impact on the ionosphere.
• To facilitate particle measurements in the far-ultraviolet (130-180 nm) region.

Main Methods:

• Development of a two-sided lateral limb observation imaging spectrometer.
• Testing of the prototype for performance and calibration.
• Focus on the instrument's working design principle and observational capabilities.

Main Results:

• Successful design and manufacturing of the imaging spectrometer prototype.
• Demonstration of the instrument's capability for FUV measurements (130-180 nm).
• Validation of the observation and calibration methods.

Conclusions:

• The developed imaging spectrometer prototype meets new scientific requirements for studying lower atmosphere-ionosphere interactions.
• The instrument's design allows for continuous particle measurements in both day and night conditions.
• This work provides a foundation for future atmospheric and ionospheric research using advanced spectroscopic techniques.