Publications

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Conference Proceedings
J. Visone, Kim, H., Witten, D., Madey, J., Frissell, N. A., Gibbons, J., Engelke, W. D., Liddle, A., Muscolino, N., and Cao, Z., “Citizen Science: Development of a Low-Cost Magnetometer System for a Coordinated Space Weather Monitoring”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
V. Romanek, Frissell, N., Collins, K., Gibbons, J., Kazdan, D., and Liles, W., “Climatology of Ionospheric Variability with MSTID Periods Observed Using Grape v1 HF Doppler Receivers”, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.
D. S. Sanchez, Frissell, N. A., Perry, G. W., V. Harvey, L., Engelke, W. D., Coster, A., Erickson, P. J., J. Ruohoniemi, M., and Baker, J. B. H., “Climatology of Large Scale Traveling Ionospheric Disturbances Observed by HamSCI Amateur Radio with Connections to Geospace and Neutral Atmospheric Sources”, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.
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.
V. I. Romanek, Frissell, N. A., Kunduri, B., J. Ruohoniemi, M., Baker, J., Liles, W., Gibbons, J., Collins, K., Kazdan, D., and Boedicker, R., “Comparative Analysis of Medium Scale Travelling Ionospheric Disturbances: Grape PSWS vs. SuperDARN”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
A. Brapoh, Dittmar, M., Szabo, A., Troy, R., Frissell, N., and Cerwin, S. A., “Construction of a Table-Top Antenna Range for Learning Electromagnetics Concepts”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
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.
K. Collins, Casente, D., Elia, J., Mereckis, M., and Meshnick, D., “December 2020 Eclipse Festival Analysis”, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.
H. Kim, Frissell, N. A., Witten, D., Madey, J., Engelke, W. D., Holmes, T., Mokhtari, M., Cowling, S., Liddle, A., Muscolino, N., and Cao, Z., “Development of HamSCI PSWS Ground Magnetometer and Data Visualization on the PSWS Central Website”, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.
H. Kim, Frissell, N. A., Witten, D., Madey, J., Engelke, W. D., Holmes, T., Mokhtari, M., Cowling, S., Liddle, A., Muscolino, N., and Cao, Z., “Development of HamSCI PSWS Ground Magnetometer and Data Visualization on the PSWS Central Website”, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.
K. V. Colllins, “Early Results of Festival of Frequency Measurement Experiment and June 21, 2020 Asian Eclipse”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2020.
S. A. Cerwin, Bilberry, P., Blackshear, S., McMahan, J. T., Collins, K. V., and Frissell, N. A., “Estimation of Ionospheric Layer Height by Measuring the Time Difference of Arrival (TDOA) Between 1 and 2 Hop Propagation Modes. 2023 Annular Eclipse Observations”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
S. A. Cerwin, Bilberry, P., Blackshear, S., McMahan, J. T., Collins, K. V., and Frissell, N. A., “Estimation of Ionospheric Layer Height by Measuring the Time Difference of Arrival (TDOA) Between 1 and 2 Hop Propagation Modes. 2023 Annular Eclipse Observations”, HamSCI Workshop 2024. HamSCI, Cleveland, OH, 2024.
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. 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 (Proceedings)”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
M. Cooper and Gerrard, A., “Geomagnetic Indices and The Ring Current”, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.
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.
N. A. Frissell, Joshi, D. Raj, Collins, K., Aidan, M., Kazdan, D., Engelke, W. D., Atkison, T., Kim, H., Cowling, S. H., McDermott, T. C., Ackermann, J., Witten, D., Madey, J., H. Silver, W., Liles, W., Cerwin, S. A., Erickson, P. J., Miller, E. S., and Vierinen, J., “HamSCI Personal Space Weather Station (PSWS): Fall 2021 Update”, TAPR-ARRL Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
N. A. Frissell, Joshi, D. Raj, Collins, K., Aidan, M., Kazdan, D., Engelke, W. D., Atkison, T., Kim, H., Cowling, S. H., McDermott, T. C., Ackermann, J., Witten, D., Madey, J., H. Silver, W., Liles, W., Cerwin, S. A., Erickson, P. J., Miller, E. S., and Vierinen, J., “HamSCI Personal Space Weather Station (PSWS): Fall 2021 Update”, TAPR-ARRL Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
N. A. Frissell, Joshi, D. Raj, Collins, K., Aidan, M., Kazdan, D., Engelke, W. D., Atkison, T., Kim, H., Cowling, S. H., McDermott, T. C., Ackermann, J., Witten, D., Madey, J., H. Silver, W., Liles, W., Cerwin, S. A., Erickson, P. J., Miller, E. S., and Vierinen, J., “HamSCI Personal Space Weather Station (PSWS): Fall 2021 Update”, TAPR-ARRL Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
S. H. Cowling, “Hardware System Update: Data Engine, RF Module, Clock Module, Magnetometer”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.
V. I. Romanek, Frissell, N. A., Joshi, D. Raj, Liles, W., Trop, C., Collins, K., and Perry, G. W., “HF Doppler Observations of Traveling Ionospheric Disturbances in the WWV Signal Received with a Network of Low-Cost HamSCI Personal Space Weather Stations”, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.