Publications

Haystack publications across all research areas: astronomy, geodesy, geospace and atmospheric science, and space technology. Publications listed here each include at least one Haystack author.

3073 Results found

Summer-winter hemispheric asymmetry of the sudden increase in ionospheric total electron content and of the O/N2 ratio: Solar activity dependence. Journal of Geophysical Research: Space Physics. (2007). DOI: https://doi.org/10.1029/2007JA012415

Variations of topside ionospheric scale heights over Millstone Hill during the 30-day incoherent scatter radar experiment. Annales Geophysicae. (2007).

Observations of the 327 MHz Deuterium Hyperfine Transition. The Astronomical Journal. (2007). DOI: https://doi.org/10.1086/511978

Towards the Event Horizon: High Resolution VLBI Imaging of Nuclei of Active Galaxies. Exploring the Cosmic Frontier: Astrophysical Instruments for the 21st Century. (2007). DOI: https://doi.org/10.1007/978-3-540-39756-4_53

Summer-winter hemispheric asymmetry of the sudden increase in ionospheric total electron content and of the O/N2 ratio: Solar activity dependence. Journal of Geophysical Research (Space Physics). (2007). DOI: https://doi.org/10.1029/2007JA012415

Large variations in the thermosphere and ionosphere during minor geomagnetic disturbances in April 2002 and their association with IMF By. Journal of Geophysical Research (Space Physics). (2006). DOI: https://doi.org/10.1029/2004JA010683

Large variations in the thermosphere and ionosphere during minor geomagnetic disturbances in April 2002 and their association with IMF By. Journal of Geophysical Research (Space Physics). (2006). DOI: https://doi.org/10.1029/2004JA010683

Large variations in the thermosphere and ionosphere during minor geomagnetic disturbances in April 2002 and their association with IMF By. Journal of Geophysical Research (Space Physics). (2006). DOI: https://doi.org/10.1029/2004JA010683

Large variations in the thermosphere and ionosphere during minor geomagnetic disturbances in April 2002 and their association with IMF By. Journal of Geophysical Research (Space Physics). (2006). DOI: https://doi.org/10.1029/2004JA010683

Large Magnetic Fields and OH Maser Motions in W75 N. American Astronomical Society Meeting Abstracts. (2006). BIBCODE: https://ui.adsabs.harvard.edu/abs/2006AAS…20910518F

Observations of the 6 Centimeter Lines of OH in OH/IR Stars and Star Forming Regions. American Astronomical Society Meeting Abstracts. (2006). BIBCODE: https://ui.adsabs.harvard.edu/abs/2006AAS…20910111Z

Observations of the 6 cm Lines of OH in Evolved (OH/IR) Stars. The Astrophysical Journal. (2006). DOI: https://doi.org/10.1086/510382

Enhanced density and magnetic fields in interstellar OH masers. Astronomy and Astrophysics. (2006). DOI: https://doi.org/10.1051/0004-6361:20065379

A Very High Spectral Resolution Study of Ground-State OH Masers in W3(OH). The Astrophysical Journal. (2006). DOI: https://doi.org/10.1086/505420

Search for Λ-doubling Transitions of SiH in Orion Kleinmann-Low. The Astrophysical Journal. (2006). DOI: https://doi.org/10.1086/507026

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