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2021
N. A. Frissell, Sanchez, D. F., Perry, G. W., Kaeppler, S. R., Joshi, D. Raj, Engelke, W., Thomas, E. G., Coster, A. J., Erickson, P. J., J. Ruohoniemi, M., and Baker, J. B. H., “Amateur Radio Communications as a Novel Sensor of Large Scale Traveling Ionospheric Disturbances (Invited)”, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.
F. Tholley, Frissell, N. A., Baker, J. B. H., J. Ruohoniemi, M., and Bristow, W., “Antarctic SuperDARN Observations of Medium Scale Traveling Ionospheric Disturbances”, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Virtual, 2021.
H. van de Groenendaal and Jacobs, B., “Beacon Programme to study inland Tropo in South Africa”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
J. Zhou, “Characterization of Sporadic E Propagation in WSPRNet Spot Records”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
D. F. Sanchez, Frissell, N. A., Perry, G. W., Engelke, W. D., Coster, A. J., Erickson, P. J., J. Ruohoniemi, M., Baker, J. B. H., Harvey, L., and R. Luetzelschwab, C., “Climatology of Traveling Ionospheric Disturbances Observed by HamSCI Amateur Radio with Connections to Geospace and Neutral Atmospheric Sources”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
D. F. Sanchez, Frissell, N. A., Perry, G., Harvey, L., Engelke, W. D., Coster, A. J., Erickson, P. J., J. Ruohoniemi, M., and Baker, J. B. H., “Climatology of Traveling Ionospheric Disturbances Observed by HamSCI Amateur Radio with Connections to Geospace and Neutral Atmospheric Sources”, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.
D. Kazdan and Aidan, M., “Coherent CW: A Technician’s HF Digital Mode”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
N. A. Frissell, “Collective Science: Magnetosphere-Ionosphere-Atmosphere Coupling and the Building of an Amateur Radio Citizen Science Community (Invited Early Career Highlight)”, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Virtual, 2021.
R. Benedict and Waugh, D. A., “Construction and operation of a HamSCI Grape version 1 Personal Space Weather Station: A citizen scientist’s perspective”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
J. R. Hobart, Farmer, J. O., Mikitin, G., Waugh, D., Benedict, R., Cerwin, S. A., Collins, K. V., Kazdan, D., Gibbons, J., Romanek, V. I., and Frissell, N. A., “Construction and Operation of a HamSCI Grape Version 1 Personal Space Weather Station: A Citizen Scientist’s Perspective”, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.
D. Kazdan and Collins, K. V., “Data Collection from WWV, WWVH, and WWVB: A Histoanatomy of NIST's Radio Beacon Transmissions”, HamSCI Workshop 2021. 2021.
K. Collins, Casente, D., Elia, J., Mereckis, M., and Meshnick, D., “December 2020 Eclipse Festival Analysis”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
D. Joshi, Frissell, N., Liles, W., Vierinen, J., and Miller, E. S., “Early Results from the Ionospheric Sounding Mode Using Chirp Ionosondes of Opportunity for the HamSCI Personal Space Weather Station”, in 2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), 2021.
J. Madey, “An Easily Constructed High Resolution 3 Axis Magnetometer for Backyard Citizen Science”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
J. Madey, Witten, D., Kim, H., and Frissell, N. A., “An Easily Constructed High Resolution 3 Axis Magnetometer for Backyard Citizen Science”, in American Geophysical Union Fall Meeting, 2021.
B. O'Donnell and Perry, G., “e-POP RRI observations of the April 24, 2020 ARRL Frequency Measuring Test”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
S. Cerwin, Collins, K. V., Joshi, D., and Frissell, N. A., “Estimation of Ionospheric Layer Height Changes From Doppler Frequency and Time of Flight Measurements on HF Skywave Signals”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
S. A. Cerwin, Collins, K. V., Joshi, D. Raj, and Frissell, N. A., “Experimental and Computational Methods to Analyze Complex Doppler Behavior of Ionospherically Induced Doppler Shifts on HF Signals (Proceedings)”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
S. A. Cerwin, Collins, K. V., Joshi, D. Raj, and Frissell, N. A., “Experimental and Computational Methods to Analyze Complex Doppler Behavior of Ionospherically Induced Doppler Shifts on HF Signals”, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.
Saurabh and Nampalliwar, S., “Gallifray: A VLBI Geometric Modelling and Parameter Estimation Framework for Black hole images using Bayesian Techniques”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
R. Westphal, “"Geocaching" in the Ionosphere”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
K. V. Collins, Kazdan, D., and Frissell, N., “Ham Radio Creates a Planet-Sized Space Weather Sensor Network”, QST, vol. 105, 12 vol., no. 8, pp. 55-58, 2021.
K. Collins, Kazdan, D., and Frissell, N., “Ham Radio Forms a Planet-Sized Space Weather Sensor Network”, Eos, vol. 102, 2021.
K. V. Collins, Frissell, N. A., Erickson, P. J., Brandt, L., MacDonald, E., Black, M., and Perry, G., “HamSCI Campaign Co-Design (Panel Discussion)”, in HamSCI Workshop 2021, Virtual, 2021.
N. A. Frissell, Sanchez, D., Perry, G. W., Kaeppler, S. R., Joshi, D. Raj, Engelke, W. D., Thomas, E. G., Coster, A. J., Erickson, P. J., J. Ruohoniemi, M., Baker, J. B. H., and Gerzoff, R., “HamSCI: Ham Radio Science Citizen Investigation”, ISWAT Meeting. International Space Weather Action Team (ISWAT), Virtual, 2021.