Publications
2013
Journal Articles
Whitney, A.R., Beaudoin, C.J., Cappallo, R.J., Corey, B.E., Crew, G.B., Doeleman, S.S., Lapsley, D.E., Hinton, A.A., McWhirter, S.R., Niell, A.E. Rogers, A.E.E., Ruszczyk, C.A., Smythe, D.L., SooHoo, J., Titus, M., (2013) Demonstration of a broadband-RF VLBI system at 16 Gbps data rate per station, PASP, 125, PP. 196-203.
2012
Journal Articles
Akgiray, A., Weinreb, S., Imbriale, W., & Beaudoin, C., (2012) Circular Quadruple-Ridged Flared Horn Achieving Near-Constant Beamwidth Over Multi-Octave Bandwidth: Design and Measurements, preprint IEEE Transactions on Antennas and Propagation: AP1201-0082.R2
Whitney, A.R., Beaudoin, C.J., Cappallo, R.J., Corey, B.E., Crew, G.B., Doeleman, S.S., Lapsley, D.E., Hinton, A.A., McWhirter, S.R., Niell, A.E. Rogers, A.E.E., Ruszczyk, C.A., Smythe, D.L., SooHoo, J., Titus, M., (2012) Demonstration of a broadband-RF VLBI system at 16 Gbps data rate per station, arXiv preprint arXiv:1210.5961.
Conference Proceedings/Other
Beaudoin, C., Wilson, K., Whittier, B., Whitney, A., McWhirter, R., SooHoo, J., Smythe, D., Ruszczyk, C.A., Rogers, A.E.E., Poirier, M.A., Niell, A.E., Corey, B.E., Cappallo, R.J., Byford, J., Bolis, P. (2012) VLBI2010 and the Westford station - the path forward, International VLBI Service for Geodesy and Astrometry 2012 General Meeting Proceedings, March. 4-9, 2012, Madrid, Spain, (in-press).
Beaudoin, C., Corey, B.E., Hilliard, L, Petrachenko, B., (2012) RF compatibility of VLBI with DORIS and SLR at GGOS stations: An experimental methodology to validate the models, International VLBI Service for Geodesy and Astrometry 2012 General Meeting Proceedings, March. 4-9, 2012, Madrid, Spain, (in-press).
Cappallo, R. (2012) Correlation and Post-processing for VLBI2010, International VLBI Service for Geodesy and Astrometry 2012 General Meeting Proceedings, March. 4-9, 2012, Madrid, Spain, (in-press).
Niell, A.E. , Avelar, W., Beaudoin , C., Cappallo , R., Clark, T., Corey, B.E., Diegel, I., Evangelista, M., Figueroa, R., Gordon, S., Himwich, E., Kodak, C., Ma, C., McWhirter, R., Pazamickas, K., Himwich, E., Poirier, M., Redmond, J., Rogers, A.E.E., Ruszczyk, C., Smythe, D., SooHoo, J., Titus, M., Whittier, B.,(2012) First broadband results with a VLBI2010 system, International VLBI Service for Geodesy and Astrometry 2012 General Meeting Proceedings, March. 4-9, 2012, Madrid, Spain, (in-press).
Ruszczyk, C.A., McWhirtier, R., Beaudoin, C., Crew, G., Doeleman, S., Hinton, A. Niell, A.E., Whitney, A.R., Bark, M., Frej, H.B., Brisken, W., Durand, S., Metzner, P., Luce, M., Romney, J., Verkouter, H., (2012) VLBI2010 using the RDBE and Mark5C, International VLBI Service for Geodesy and Astrometry 2012 General Meeting Proceedings, March. 4-9, 2012, Madrid, Spain, (in-press).
Whitney, A.R., Lapsley, D., (2012) Mark 6 Next-Generation VLBI Data System, International VLBI Service for Geodesy and Astrometry 2012 General Meeting Proceedings, March. 4-9, 2012, Madrid, Spain, (in-press).
2011
Proceedings/Other
Beaudoin C. and Niell A., 2010, “VLBI2010 Broadband System” 8th US VLBI Meeting, November 8-9, Arecibo Observatory, Puerto Rico.
Beaudoin C., 2010, “Analog total power measurement” 8th US VLBI Meeting, November 8-9, Arecibo Observatory, Puerto Rico.
Beaudoin, C. and Whittier B., 2011, "Sensitivity evaluation of two VLBI2010 candidate feeds," Proceedings of the 20th Meeting of the European VLBI Group for Geodesy and Astronomy, March 29-30, 2011, Bonn, Germany.
Beaudoin, C. 2011, “VLBI2010 Analog Electronics Seminar,” 6th IVS Technical Operations Workshop, May 9-12, 2011, MIT Haystack Observatory, Westford MA, USA.
Beaudoin, C. 2011, “Digital Backends and Digital Processing Methods,” 6th IVS Technical Operations Workshop, May 9-12, 2011, MIT Haystack Observatory, Westford MA, USA.
Nancollas, R., and Beaudoin C. 2011, “A Holographic Imaging System Based on a VLBI2010 Receiver Architecture” poster presentation, IEEE AP-S International Symposium on Antennas and Propagation, July 3-8, 2011, Spokane WA, USA.
2010
Oh, S. J.; Yeom, J. H.; Roh, D. G.; Chung, H. S.; Kim, K. D.; Cappallo, R. 2010, “A Study on the Development of Playback Control Software for Mark5B VSI System,” Journal of Astronomy and Space Sciences, 27(2):107-116.
DOI: 10.5140/JASS.2010.27.2.107
2009
Proceedings/Other
Whitney, A. R.; Romney, J.; Owens, K. 2009, “The Mark 5C VLBI Data System,” 19th European VLBI for Geodesy and Astrometry Working Meeting, held in Bordeaux, France, March 24-25, 2009, Eds: G. Bourda, P. Charlot, and A. Collioud, Université Bordeaux 1 - CNRS, Observatoire Aquitain des Sciences de l'Univers, Laboratoire d'Astrophysique de Bordeaux, p. 68-70.
2008
Proceedings/Other
Smythe, D. 2008, “Mark 5 disk drive performance and reliability,” Measuring the Future, Proceedings of the Fifth IVS General Meeting, St. Petersburg, Russia, 3-6 March, 2008., A. Finkelstein and D. Behrend, eds., Russia: Nauka, pp. 386-389.
Whitney, A.R. 2008, “The Mark 5C VLBI data system,” Measuring the Future, Proceedings of the Fifth IVS General Meeting, St. Petersburg, Russia, 3-6 March, 2008. A. Finkelstein and D. Behrend, eds., Russia: Nauka, pp. 390-394.
Ruszczyk, C. 2008, “Mark 5C software development program,” Measuring the Future, Proceedings of the Fifth IVS General Meeting, St. Petersburg, Russia, 3-6 March, 2008. A. Finkelstein and D. Behrend, eds., Russia: Nauka, pp. 395-399.
Petrachenko, B.; Boehm, J.; MacMillan, D.; Niell, A.; Pany, A.; Searle, A.; Wresnik, J. 2008, “VLBI2010 antenna slew rate study,” Measuring the Future, Proceedings of the Fifth IVS General Meeting, St. Petersburg, Russia, 3-6 March, 2008. A. Finkelstein and D. Behrend, eds., Russia: Nauka, pp. 410-415.
Whitney, A. 2008, “IVS Technology Coordinator report,” International VLBI Service for Geodesy and Astrometry 2007 Annual Report, (NASA/TP-2008-214162), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, p. 26-29.
Poirier, M. 2008, “Westford Antenna,” International VLBI Service for Geodesy and Astrometry 2007 Annual Report, (NASA/TP-2008-214162), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 109-112.
Titus, M.; Cappallo, R.; Corey, B.; Dudevoir, K.; Niell, A; Whitney, A. 2008, “Haystack Observatory VLBI correlator,” International VLBI Service for Geodesy and Astrometry 2007 Annual Report, (NASA/TP-2008-214162), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 139-142.
Niell, A. 2008, “MIT Haystack Observatory Analysis Center,” International VLBI Service for Geodesy and Astrometry 2007 Annual Report, (NASA/TP-2008-214162), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 200-203.
Whitney, A.; Niell, A. 2008, “Haystack Observatory Technology Development Center,” International VLBI Service for Geodesy and Astrometry 2007 Annual Report, (NASA/TP-2008-214162), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 253-256.
Niell, A.E. 2009, “VLBI2010 project for geodesy and astrometry,” published in Proceedings of the 19th European VLBI for Geodesy and Astrometry Working Meeting, held in Bordeaux, France, 24-25 March, 2009, pp. 141-144.
Petrachenko, B.; Niell, A.; Behrend, D.; Corey, B.; Bohm, J.; Charlot, P.; Collioud, A.; Gipson, J.; Haas, R.; Hobiger, T.; Koyama, Y.; MacMillan, D.; Malkin, Z.; Nilsson, T.; Pany, A.; Tuccari, G.; Whitney, A.; Wresnik, J. 2009, “Design aspects of the VLBI2010 system,” International VLBI Service for Geodesy and Astrometry 2008 Annual Report, (NASA/TP-2009-214183), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp.13-63.
Whitney, A. 2009, “IVS Technology Coordinator report,” International VLBI Service for Geodesy and Astrometry 2008 Annual Report, (NASA/TP-2009-214183), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 89-91.
Poirier, M. 2009, “Westford Antenna,” International VLBI Service for Geodesy and Astrometry 2008 Annual Report, (NASA/TP-2009-214183), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 176-179.
Titus, M.; Cappallo, R.; Corey, B.; Dudevoir, K.; Niell, A; Whitney, A. 2009, “Haystack Observatory VLBI correlator,” International VLBI Service for Geodesy and Astrometry 2008 Annual Report, (NASA/TP-2009-214183), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 205-208.
Whitney, A.; Niell, A. 2009, “Haystack Observatory Technology Development Center,” International VLBI Service for Geodesy and Astrometry 2008 Annual Report, (NASA/TP-2009-214183), D. Behrend and K.D. Baver, eds., Hanover, MD: NASA Center for AeroSpace Information, pp. 321-324.
Whitney, A.R.; Kettenis, M.; Phillips, C.; Sekido, M. 2009, “VLBI Data Interchange Format (VDIF),” (PoS(EXPReS09)042) published in the proceedings of The 8th International e-VLBI Workshop, Madrid Spain 22-26 June, 2009, Proceedings of Science: SISSA: Trieste, Italy.
http://pos.sissa.it/cgi-bin/reader/conf.cgi?confid=82#session-8[pos.sissa.it]
Ruszczyk, C. 2009, "MIT Haystack / NRAO 4Gbps Status", published in the proceedings of The 8th International e-VLBI Workshop, Madrid Spain 22-26 June, 2009, Proceedings of Science: SISSA: Trieste, Italy. http://pos.sissa.it/cgi-bin/reader/conf.cgi?confid=82#session-8[pos.sissa.it]
2006
Journal Articles
Boehm, J.; Niell, A.; Tregoning, P.; Schuh, H. 2006, "Global Mapping Function (GMF): A new empirical mapping function based on numerical weather model data," Geophysical Research Letters, 33: L07304, doi:10.1029/2005GL025546. (PDF)
Niell, A.; Whitney, A.; Petrachenko, W.; Schluter, W.; Vandenberg, N.; Hase, H.; Koyama, Y.; Ma, C.; Schuh, H.; Tuccari, G. 2006, "VLBI2010: A vision for future geodetic VLBI," Proceedings, International Association of Geodesy General Assembly 2005 (in press).(PDF)
Schluter, W.; Behrend, D.; Himwich, E.; Nothnagel, A.; Niell, A.; Whitney, A. 2006, "IVS high accuracy products for the maintenance of the global reference frames as a contribution to GGOS," Proceedings, International Association of Geodesy General Assembly 2005 (in press). (PDF)
2004
Journal Articles
Park, K-D.; Elosegui, P.; Davis, J.L.; Jarlemark, P.O.J.; Corey, B.E.; Niell, A.E.; Normandeau, J.E.; Meertens, C.E.; Andreatta, V.A. 2004, "Development of an antenna and multipath calibration system for Global Positioning System sites," Radio Science, 39(5):RS5002, doi:10.1029/2003RS002999. (PDF)
Proceedings
Hase, H.; Corey, B.; Koyama, Y.; Shaffer, D.; Petrachenko, B.; Schluter, W. 2004, "Preliminary results of the VLBI2010 subgroup RF/IF, Frequency and Time," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 65-69.
Hinteregger, H. 2004, "Low-cost wideband digital back-ends for LOFAR - e-VLBI - SKA," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 238-242.
Koyama, Y.; Kondo, T.; Petrachenko, W.; Hinteregger, H.; Whitney, A. 2004, "Correlators in 2010 and beyond," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 90-94.
Koyama, Y.; Kondo, T.; Osaki, H.; Hirabaru, M.; Takashima, K.; Sorai, K.; Takaba, H.; Fujisawa, K.; Lapsley, D.; Dudevoir, K.; Whitney, A. 2004, "Geodetic VLBI experiments with the K5 system," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 220-224.
Lapsley, D. 2004, "A practical approach to e-VLBI over long fast networks," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 215-219.
Petrachenko, B.; Corey, B.; Himwich, E.; Ma, C.; Malkin, Z.; Niell, A.; Shaffer, D.; Vandenberg, N. 2004, ``VLBI2010: Networks and observing strategies," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 60-64.
Tuccari, G.; Whitney, A.; Hinteregger, H.a; Koyama, Y.; Kondo, T. 2004, "Backend systems – Perspectives in 2010," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 80-84.
Whitney, A.; Hinteregger, H.; Kondo, T.; Koyama, Y. 2004, "Data acquisition and transport – Looking 2010 and beyond," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 85-89.
Whitney, A. 2004, "The Mark 5B VLBI data system," International VLBI Service for Geodesy and Astrometry 2004 General Meeting Proceedings, Feb. 9-11, 2004, Ottawa, Canada, (NASA/CP-2004-212255), Hanover, MD: NASA Center for AeroSpace Information, p. 177-181.
2003
Journal Articles
Niell, A. E., Petrov, L. 2003, "Using a Numerical Weather Model to Improve Geodesy", The State of GPS Vertical Positioning Precision: Separation of Earth Processes by Space Geodesy (Proceedings), European Center for Geophysics and Seismology, Luxembourg, Belgium, 2-4 April, 2003, T. van Dam and O. Francis, eds. PDF
Proceedings
Niell, A.E. 2003, "The IMF Mapping functions – REV.2," GPSMet Workshop, Tsukuba, Japan. (PDF)
Niell, A.E. 2003, "Mapping Functions Using a Numerical Weather Model – Ideas," GPS Met Workshop, Tsukuba, Japan. (PDF)
2002
Proceedings
Corey, B., Titus, M. 2002, "Comparison of the VLBI observables from Mk3 and Mk4 correlation of a 24-hour geodetic experiment," International VLBI Service for Geodesy and Astrometry: General Meeting Proceedings, February 4-7, 2002, Tsukuba, Japan, N.R. Vandenberg and K.D. Baver, eds, Hanover, MD: NASA STI, pp. 112-116.
Niell, A., Tang, J. 2002, "Gradient mapping functions for VLBI and GPS," International VLBI Service for Geodesy and Astrometry: General Meeting Proceedings, February 4-7, 2002, Tsukuba, Japan, N.R. Vandenberg and K.D. Baver, eds, Hanover, MD: NASA STI, pp.215-218.
Whitney, A.R. 2002, "Mark 5 Disc-based Gbps VLBI Data System," Proceedings of the 6th European VLBI Network Symposium, June 25-28, 2002, Bonn, Germany, E. Ros et al, eds, Bonn: MPI Radiosastronomie. p. 41-44.
Whitney, A.R. 2002, "Mark 5 disc-based Gbps VLBI data system," International VLBI Service for Geodesy and Astrometry: General Meeting Proceedings, February 4-7, 2002, Tsukuba, Japan, N.R. Vandenberg and K.D. Baver, eds, Hanover, MD: NASA STI, pp. 132-136.
Whitney, A.R. 2002, "High-speed e-VLBI demonstration: Haystack Observatory to NASA/GSFC," International VLBI Service for Geodesy and Astrometry: General Meeting Proceedings, February 4-7, 2002, Tsukuba, Japan, N.R. Vandenberg and K.D. Baver, eds, Hanover, MD: NASA STI, pp.137-141.
2001
Journal Articles
Niell, A.E., Coster, A.J., Solheim, F.S., Mendes, V.B., Toor, P.C., Langley, R.B., Upham, C.A. 2001, "Comparison of measurements of atmospheric wet delay by radiosonde, water vapor radiometer, GPS, and VLBI," Journal of Atmospheric and Oceanic Technology, 18:830-850. (PDF)
Niell, A.E. 2001, "Preliminary evaluation of atmospheric mapping functions based on numerical weather models," Phys. Chem. Earth (A), 26(6-8):475-480. (PDF)
2000
Journal Articles
Niell, A.E. 2000, "Improved atmospheric mapping functions for VLBI and GPS," Earth Planets Space, 52:699-702. (PDF)
Proceedings
Corey, B.E. 2000, "RFI: Measurement Techniques," International VLBI Service for Geodesy and Astrometry (IVS) 2000 General Meeting Proceedings, February 21- 24, 2000, Koetzting, Germany; Hanover, MD: NASA, pp. 397-401.
Niell, A.E. 2000, "Improved mapping functions for GPS and VLBI," International VLBI Service for Geodesy and Astrometry (IVS) 2000 General Meeting Proceedings, February 21-24, 2000, Koetzting, Germany; Hanover, MD: NASA, pp. 263-266. (PDF)
Niell, A.E. 2000, "Westford VLBI to GPS vertical tie and implications for the TRF," Towards an Integrated Global Geodetic Observing System, (IGGOS), (IAG Section II Symposium, Munich, 5-9 October, 1998), R. Rummel et al, eds, Berlin: Springer, pp. 184-186.
Whitney, A.R. 2000, "Concept for an affordable high-data-rate VLBI recording and playback system," International VLBI Service for Geodesy and Astrometry (IVS 2000 General Meeting Proceedings, February 21-24, 2000, Koetzting, Germany; Hanover, MD: NASA, pp. 103-110.
Whitney, A.R. 2000, "How do VLBI correlators work?" International VLBI Service for Geodesy and Astrometry (IVS) 2000 General Meeting Proceedings, February 21-24, 2000, Koetzting, Germany; Hanover, MD: NASA, pp. 187-205.
Whitney, A.R. 2000, "Technology Coordinator Report," International VLBI Service for Geodesy and Astrometry (IVS) 2000 General Meeting Proceedings, February 21- 24, 2000, Koetzting, Germany; Hanover, MD: NASA, pp. 93-97.
1996
Journal ArticlesNiell, A. E., 1996, Global mapping functions for the atmosphere delay at radio wavelengths, J. Geophys. Res., 101, B2, 3227-3246. (PDF)
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