Showing 21 - 40 results of 40 for search '"Naval Research Laboratory"', query time: 0.11s Refine Results
  1. 21
    Wide‐Bandgap Nickel Oxide with Tunable Acceptor Concentration for Multidimensional Power Devices

    Wide‐Bandgap Nickel Oxide with Tunable Acceptor Concentration for Multidimensional Power Devices by Yunwei Ma, Yuan Qin, Matthew Porter, Joseph Spencer, Zhonghao Du, Ming Xiao, Boyan Wang, Yifan Wang, Alan G. Jacobs, Han Wang, Marko Tadjer, Yuhao Zhang

    Published 2025-01-01
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  2. 22
    A Multicomponent Magnetic Proxy for Solar Activity

    A Multicomponent Magnetic Proxy for Solar Activity by Harry P. Warren, Linton E. Floyd, Lisa A. Upton

    Published 2021-12-01
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  3. 23
    A Global Thermospheric Density Prediction Framework Based on a Deep Evidential Method

    A Global Thermospheric Density Prediction Framework Based on a Deep Evidential Method by Yiran Wang, Xiaoli Bai

    Published 2024-12-01
    “…Through the deep evidential method, we assimilate data from various sources including solar and geomagnetic conditions, accelerometer‐derived density data, and empirical models including the Jacchia‐Bowman model (JB‐2008) and the Naval Research Laboratory Mass Spectrometer and Incoherent Scatter Radar Extended (NRLMSISE‐00) model. …”
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  4. 24
    Orography-Induced Gravity Wave Drag Parameterization in the Global WRF: Implementation and Sensitivity to Shortwave Radiation Schemes

    Orography-Induced Gravity Wave Drag Parameterization in the Global WRF: Implementation and Sensitivity to Shortwave Radiation Schemes by Hyeyum Hailey Shin, Song-You Hong, Jimy Dudhia, Young-Joon Kim

    Published 2010-01-01
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  5. 25
    Measurement of the Characteristics of TIDs Using Small and Regional Networks of GPS Receivers during the Campaign of 17–30 July of 2008

    Measurement of the Characteristics of TIDs Using Small and Regional Networks of GPS Receivers during the Campaign of 17–30 July of 2008 by Cesar E. Valladares, Matthew A. Hei

    Published 2012-01-01
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  6. 26
    Irregularities Observed at the Edge of a Mid‐Latitude Ionospheric Depletion Following a Geomagnetic Storm

    Irregularities Observed at the Edge of a Mid‐Latitude Ionospheric Depletion Following a Geomagnetic Storm by J. F. Helmboldt

    Published 2023-06-01
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  7. 27
    A 3.5-Dimensional Variational Method for Doppler Radar Data Assimilation and Its Application to Phased-Array Radar Observations

    A 3.5-Dimensional Variational Method for Doppler Radar Data Assimilation and Its Application to Phased-Array Radar Observations by Qin Xu, Li Wei, Wei Gu, Jiandong Gong, Qingyun Zhao

    Published 2010-01-01
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  8. 28
    MSIS‐UQ: Calibrated and Enhanced NRLMSIS 2.0 Model With Uncertainty Quantification

    MSIS‐UQ: Calibrated and Enhanced NRLMSIS 2.0 Model With Uncertainty Quantification by Richard J. Licata, Piyush M. Mehta, Daniel R. Weimer, W. Kent Tobiska, Jean Yoshii

    Published 2022-11-01
    “…The most recent version of MSIS is the Naval Research Laboratory (NRL) MSIS 2.0 empirical atmospheric model. …”
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  9. 29
    A New Method for Deriving the Nightside Thermospheric Density Based on GUVI Dayside Limb Observations

    A New Method for Deriving the Nightside Thermospheric Density Based on GUVI Dayside Limb Observations by Tingting Yu, Zhipeng Ren, You Yu, Weixing Wan

    Published 2020-02-01
    “…Simultaneously, we decompose the background thermospheric density from U.S. Naval Research Laboratory Mass Spectrometer and Incoherent Scatter Radar Extended model into different EOFs. …”
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  10. 30
    Improving the Extraction Ability of Thermospheric Mass Density Variations From Observational Data by Deep Learning

    Improving the Extraction Ability of Thermospheric Mass Density Variations From Observational Data by Deep Learning by Wenbo Li, Libo Liu, Yiding Chen, Zhuowei Xiao, Huijun Le, Ruilong Zhang

    Published 2023-07-01
    “…The observations of CHAllenging Minisatellite Payload are utilized in the training phase, while the Gravity Recovery and Climate Experiment, High Accuracy Satellite Drag Model and Naval Research Laboratory Mass Spectrometer and Incoherent Scatter radar Extended model are used to evaluate the performance of the DL model. …”
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  11. 31
    Laboratory formation of micro-penitentes at temperatures and pressures relevant to Earth and other worlds

    Laboratory formation of micro-penitentes at temperatures and pressures relevant to Earth and other worlds by Daniel Floyd Berisford, Jeffrey Tyler Foster, Jacob Kosberg, Benjamin Furst, Michael Joseph Poston, Takuro Daimaru, Maggie Lang, Lavina Backman, Kevin Peter Hand

    Published 2024-01-01
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  12. 32
    Comparative Accuracies of Models for Drag Prediction During Geomagnetically Disturbed Periods: A First Principles Model Versus Empirical Models

    Comparative Accuracies of Models for Drag Prediction During Geomagnetically Disturbed Periods: A First Principles Model Versus Empirical Models by R. L. Walterscheid, M. W. Chen, C.‐C. Chao, S. Gegenheimer, J. Cabrera‐Guzman, J. McVey

    Published 2023-05-01
    “…Abstract We examine the accuracy of density prediction by the first principles model Thermosphere Ionosphere Electrodynamics General Circulation Model (TIEGCM) developed by the National Center for Atmospheric Research and compare it to the accuracy of three empirical models: Jacchia 71, the Naval Research Laboratory Mass Spectrometer Incoherent Scatter Extended 2000 (NRLMSIS), Jacchia 1971, and Jacchia‐Bowman 2008. …”
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  13. 33
    Improved Neutral Density Predictions Through Machine Learning Enabled Exospheric Temperature Model

    Improved Neutral Density Predictions Through Machine Learning Enabled Exospheric Temperature Model by Richard J. Licata, Piyush M. Mehta, Daniel R. Weimer, W. Kent Tobiska

    Published 2021-12-01
    “…Comparing the performance of both EXTEMPLAR models and the Naval Research Laboratory Mass Spectrometer and Incoherent Scatter radar Extended model (NRLMSISE‐00) across different solar and geomagnetic activity levels shows that EXTEMPLAR‐ML has the lowest mean absolute error across 80% of conditions tested. …”
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  14. 34
    On the Use of SuperDARN Ground Backscatter Measurements for Ionospheric Propagation Model Validation

    On the Use of SuperDARN Ground Backscatter Measurements for Ionospheric Propagation Model Validation by Joshua J. Ruck, David R. Themens, Pasha Ponomarenko, Angeline G. Burrell, Bharat Kunduri, J. Michael Ruohoniemi, Sean Elvidge

    Published 2024-09-01
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  15. 35
    Interplanetary Influence on Thermospheric Mass Density: Insights From Deep Learning Analyses

    Interplanetary Influence on Thermospheric Mass Density: Insights From Deep Learning Analyses by Wenbo Li, Libo Liu, Yiding Chen, Yi‐Jia Zhou, Huijun Le, Ruilong Zhang

    Published 2024-09-01
    “…We explore the TMD features under different solar‐terrestrial environmental conditions and discuss the effects of various inputs by comparing the DL simulation results with satellite observations from Gravity Recovery and Climate Experiment‐A and Swarm‐A, as well as the simulation results from Jacchia‐Bowman 2008, Naval Research Laboratory Mass Spectrometer Incoherent Scatter radar model 2.1, and Drag Temperature Model 2013. …”
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  16. 36
    On the Properties of and Ionospheric Conditions Associated With a Mid‐Latitude Scintillation Event Observed Over Southern United States

    On the Properties of and Ionospheric Conditions Associated With a Mid‐Latitude Scintillation Event Observed Over Southern United States by F. S. Rodrigues, J. G. Socola, A. O. Moraes, C. Martinis, D. A. Hickey

    Published 2021-06-01
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  17. 37
    New Lightning‐Derived Vertical Total Electron Content Data Provide Unique Global Ionospheric Measurements

    New Lightning‐Derived Vertical Total Electron Content Data Provide Unique Global Ionospheric Measurements by Erin H. Lay, Jeffery D. Tippmann, Kyle C. Wiens, Sarah E. McDonald, Anthony J. Mannucci, Xiaoqing Pi, Anthea Coster, R. Marc Kippen, Michael J. Peterson, Rob Redmon

    Published 2022-05-01
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  18. 38
    PSR J1947−1120: A New Huntsman Millisecond Pulsar Binary

    PSR J1947−1120: A New Huntsman Millisecond Pulsar Binary by Jay Strader, Paul S. Ray, Ryan Urquhart, Samuel J. Swihart, Laura Chomiuk, Elias Aydi, Eric C. Bellm, Kristen C. Dage, Megan E. DeCesar, Julia S. Deneva, Maura A. McLaughlin, Isabella Molina, Teresa Panurach, Kirill V. Sokolovsky

    Published 2025-01-01
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  19. 39
    The NANOGrav 15 Yr Data Set: Removing Pulsars One by One from the Pulsar Timing Array

    The NANOGrav 15 Yr Data Set: Removing Pulsars One by One from the Pulsar Timing Array by Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald, Zaven Arzoumanian, Jeremy G. Baier, Paul T. Baker, Bence Bécsy, Laura Blecha, Adam Brazier, Paul R. Brook, Sarah Burke-Spolaor, J. Andrew Casey-Clyde, Maria Charisi, Shami Chatterjee, Tyler Cohen, James M. Cordes, Neil J. Cornish, Fronefield Crawford, H. Thankful Cromartie, Kathryn Crowter, Megan E. DeCesar, Paul B. Demorest, Heling Deng, Lankeswar Dey, Timothy Dolch, Elizabeth C. Ferrara, William Fiore, Emmanuel Fonseca, Gabriel E. Freedman, Emiko C. Gardiner, Nate Garver-Daniels, Peter A. Gentile, Kyle A. Gersbach, Joseph Glaser, Deborah C. Good, Lydia Guertin, Kayhan Gültekin, Jeffrey S. Hazboun, Ross J. Jennings, Aaron D. Johnson, Megan L. Jones, Andrew R. Kaiser, David L. Kaplan, Luke Zoltan Kelley, Matthew Kerr, Joey S. Key, Nima Laal, Michael T. Lam, William G. Lamb, Bjorn Larsen, T. Joseph W. Lazio, Natalia Lewandowska, Tingting Liu, Duncan R. Lorimer, Jing Luo, Ryan S. Lynch, Chung-Pei Ma, Dustin R. Madison, Alexander McEwen, James W. McKee, Maura A. McLaughlin, Natasha McMann, Bradley W. Meyers, Patrick M. Meyers, Hannah Middleton, Chiara M. F. Mingarelli, Andrea Mitridate, Christopher J. Moore, Cherry Ng, David J. Nice, Stella Koch Ocker, Ken D. Olum, Timothy T. Pennucci, Benetge B. P. Perera, Nihan S. Pol, Henri A. Radovan, Scott M. Ransom, Paul S. Ray, Joseph D. Romano, Jessie C. Runnoe, Alexander Saffer, Shashwat C. Sardesai, Ann Schmiedekamp, Carl Schmiedekamp, Kai Schmitz, Brent J. Shapiro-Albert, Xavier Siemens, Joseph Simon, Magdalena S. Siwek, Sophia V. Sosa Fiscella, Ingrid H. Stairs, Daniel R. Stinebring, Kevin Stovall, Abhimanyu Susobhanan, Joseph K. Swiggum, Stephen R. Taylor, Jacob E. Turner, Caner Unal, Michele Vallisneri, Alberto Vecchio, Sarah J. Vigeland, Haley M. Wahl, Caitlin A. Witt, David Wright, Olivia Young

    Published 2025-01-01
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  20. 40
    Constraining Solar Emission Radius at 42 MHz During the 2024 Total Solar Eclipse Using a Student-commissioned Radio Telescope

    Constraining Solar Emission Radius at 42 MHz During the 2024 Total Solar Eclipse Using a Student-commissioned Radio Telescope by Olivia R. Young, Timothy E. Dolch, Joseph F. Helmboldt, Christopher Mentrek, Louis P. Dartez, Michael T. Lam, Sophia V. Sosa Fiscella, Evan Bretl, Colin Joyce, Johannes Loock, Grace Meyer, Annabel Peltzer, Joseph Petullo, Parker Reed, Emerson Sigtryggsson, Benjamin Bassett, Andrew B. Hawken, Alejandro Z. Heredia, Paige Lettow, Whit Lewis, Mikayla Manna, Nicholas Mirochnikoff, Michael Zemcov

    Published 2025-01-01
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