Zobrazeno 1 - 10
of 42
pro vyhledávání: '"David M. Sonnenfroh"'
Publikováno v:
Laser Radar Technology and Applications XXIII.
Physical Sciences Inc. is developing an advanced, compact LIDAR capable of continuous mapping of atmospheric extinction to provide environmental situational awareness for high energy laser weapon operations by the Navy. The LIDAR uses a MicroPulse LI
Autor:
David C. Clary, David M. Sonnenfroh
Calculations of cross sections for the charge transfer reaction Ar+(2P3/2)+N2(v=0, j) →Ar+N+2(v’=1, j’) are reported for thermal collision energies. A three‐dimensional quantum‐mechanical method is used in which separate rotational close‐
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0101bfb231b28771e9bb64ea04ceced5
https://doi.org/10.1063/1.456061
https://doi.org/10.1063/1.456061
Publikováno v:
Quantum Sensing and Nanophotonic Devices X.
Two areas of current activity in the Earth sciences are the development of ground-based sensor networks and sensor payloads for unmanned aircraft. This paper reviews a few of our sensor development efforts, highlighting how design elements meet speci
Publikováno v:
Lasers, Sources, and Related Photonic Devices.
We report on the development of a compact and low power consumption CO sensor for fire detection aboard manned spacecraft. The sensor is a Quantum Cascade laser-based absorption spectrometer.
Publikováno v:
Canadian Journal of Chemistry. 72:660-672
The title reaction has been studied in a crossed molecular beam apparatus. Both the product state distributions and the translational energy dependence of the reaction cross sections were measured under single collision conditions. Excellent agreemen
Autor:
David M. Sonnenfroh, Krishnan R. Parameswaran, Kevin M. Lascola, Richard P. Leavitt, Frederick J. Towner, John T. Pham, John L. Bradshaw, John D. Bruno
Publikováno v:
SPIE Proceedings.
In this presentation we report on our progress in developing a small, lightweight and low power consumption carbon monoxide sensor for detection and post-fire cleanup aboard manned spacecraft. The sensor is a laser-based absorption spectrometer that
Publikováno v:
Journal of Geophysical Research. 98:21605-21610
Surface-adsorbed NO figures largely in the mechanism that produces visible glow around spacecraft in low Earth orbit (LEO). In view of the potential interference to optical observations such a glow represents, we have investigated the collision-induc
Publikováno v:
2010 IEEE Photinic Society's 23rd Annual Meeting.
Unmanned aerial vehicles (UAVs) enable new measurements for Earth science research with enhanced spatial and temporal coverage. For atmospheric research, these newly available platforms range from large airplanes to kites, balloons, and sondes. The n
Publikováno v:
Lasers, Sources and Related Photonic Devices.
We discuss the development of high precision, low cost diode laser-based sensors for monitoring ambient CO2 in networks. Sensor performance metrics will be highlighted and examples of sensors under development discussed.
Autor:
David M. Sonnenfroh, Mickey B. Frish
Publikováno v:
Optics and Photonics for Advanced Energy Technology.
This paper describes energy-related uses of TDLAS. Applications include improving the efficiency and quality of natural gas transmission, monitoring and verifying the fate of CO2at geological sequestration sites, and monitoring contaminants in hydrog