MCT Avalanche Photodiode Detector FOR Two-MICRON Active Remote Sensing Applications. - Tamer F. Refaat; Upendra N. Singh; Mulugeta Petros; Ruben G. Remus (IGARSS, 2018)

Frequency Control of Multi-Pulse 2-micron Laser Transmitter for Atmospheric Carbon Dioxide Measurement. - Mulugeta Petros; Tamer F. Refaat; Upendra N. Singh; Charles W. Antill; Ruben G. Remus; Teh-Hwa Wong; Jane Lee; Syed Ismail (IGARSS, 2019)

Ground Testing of 2μm Triple-Pulse IPDA Lidar for Carbon Dioxide and Water Vapor Measuremets. - Tamer F. Refaat; Mulugeta Petros; Upendra N. Singh; Charles W. Antill; Ruben G. Remus; Syed Ismail (IGARSS, 2019)

High-Precision and High-Accuracy Column Dry-Air Mixing Ratio Measurement of Carbon Dioxide Using Pulsed 2- $ mu$ m IPDA Lidar. - Tamer F. Refaat; Mulugeta Petros; Upendra N. Singh; Charles W. Antill; Ruben G. Remus (IEEE Trans. Geosci. Remote. Sens., 2020)