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  1. UAV Icing: Experimental Characterization of the Performance Impact of Ice Accretion on a Propeller

    Article • Drones, February 2026, MDPI AG

    Richard Hann

  2. UAV Icing: Icing Effects on Control Surfaces

    Article • July 2025, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  3. The distribution of glacier surge behaviour in Svalbard and implications for understanding unstable ice flow

    Article • March 2025, Copernicus GmbH

    Richard Hann

  4. Modeling and identification of a small fixed-wing UAV using estimated aerodynamic angles

    Article • CEAS Aeronautical Journal, February 2025, Springer Science + Business Media

    Richard Hann

  5. Investigating the signature of a tidewater glacier surge behaviour using geomorphological, sedimentological and geotechnical data: Borebreen, Svalbard. 

    Article • January 2025, Copernicus GmbH

    Richard Hann

  6. Surge initiation at the terminus of Borebreen (Svalbard): Drivers and impact on calving

    Article • January 2025, Copernicus GmbH

    Richard Hann

  7. Unmanned Aerial Vehicles for Real-Time Vegetation Monitoring in Antarctica: A Review

    Article • Remote Sensing, January 2025, MDPI AG

    Richard Hann

  8. Utilising seismic station internal GPS for tracking surging glacier sliding velocity

    Article • Journal of Glaciology, January 2025, Cambridge University Press

    Richard Hann

  9. UAV Icing: Aerodynamic Degradation Caused by Intercycle and Runback Ice Shapes on an RG-15 Airfoil

    Article • Drones, December 2024, MDPI AG

    Richard Hann

  10. UAV Icing: Impact Testing of Ice Fragments on a Propeller

    Article • July 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  11. UAV Icing: Comparison of Simulated 3D and 2D Ice Accretion on Wings

    Article • July 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  12. Time-Domain System Identification and Validation of Small Fixed-Wing UAV Dynamics

    Article • July 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann, Bogdan Løw-Hansen

  13. Summary From the 2nd AIAA Ice Prediction Workshop

    Article • July 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Alberto Pueyo, Richard Hann

  14. UAV Icing: Validation of a numerical model to calculate the Temperature of an Ice Protection System for a Propeller of a UAV

    Article • January 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  15. UAV icing: Development of an ice protection system for the propeller of a small UAV

    Article • Cold Regions Science and Technology, September 2023, Elsevier

    Richard Hann

  16. Flow Structure around a Multicopter Drone: A Computational Fluid Dynamics Analysis for Sensor Placement Considerations

    Article • Drones, July 2023, MDPI AG

    Richard Hann

  17. Identification of an Electric UAV Propulsion System in Icing Conditions

    Article • June 2023, SAE International

    Richard Hann

  18. UAM Icing: Ice Accretion Experiments and CFD Icing Simulations on Rotors for eVTOL Unmanned Aircraft

    Article • June 2023, SAE International

    Richard Hann

  19. UAV Icing: Experimental Validation Data for Predicting ice Shapes at Low Reynolds Numbers

    Article • June 2023, SAE International

    Richard Hann

  20. UAV Icing: Icing Cases for Validation of Path Planning Method

    Article • June 2023, SAE International

    Richard Hann

  21. UAV Icing: Intercycle Ice Effects on Aerodynamic Performance

    Article • June 2023, SAE International

    Richard Hann

  22. UAV Icing: Numerical Simulation of Icing Effects on Wing and Empennage

    Article • June 2023, SAE International

    Richard Hann

  23. Ice Accretion: Image Post-Processing Measurement Techniques for 2D Ice Shapes

    Article • Aerospace, May 2023, MDPI AG

    Adriana Enache, Richard Hann

  24. Inner-Loop Control of Fixed-Wing Unmanned Aerial Vehicles in Icing Conditions

    Article • January 2023, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  25. Numerical Simulation of In-Flight Icing of Unmanned Aerial Vehicles

    Article • January 2023, Springer Science + Business Media

    Richard Hann

  26. How Many Reindeer? UAV Surveys as an Alternative to Helicopter or Ground Surveys for Estimating Population Abundance in Open Landscapes

    Article • Remote Sensing, December 2022, MDPI AG

    Richard Hann

  27. How Many Reindeer? UAV Surveys as an Alternative to Helicopter or Ground Surveys for Estimating Population Abundance in Open Landscapes

    Article • December 2022, MDPI AG

    Richard Hann

  28. How Many Reindeer? UAV Surveys as an Alternative to Helicopter or Ground Surveys for Estimating Population Abundance in Open Landscapes

    Article • October 2022, MDPI AG

    Richard Hann

  29. UAV Icing: A Unified Icing Severity Index Derived from Performance Degradation

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  30. UAV Icing: Experimental Investigation of Ice Shedding Times with an Electrothermal De-Icing System

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  31. Ice shedding detection methods for fixed-wing UAVs equipped with de-icing systems

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann, Bogdan Løw-Hansen

  32. UAV Icing: A Performance Model for a UAV Propeller in Icing Conditions

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  33. Summary from the 1st AIAA Ice Prediction Workshop

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann, Alberto Pueyo

  34. Wind Estimation with Multirotor UAVs

    Article • Atmosphere, March 2022, MDPI AG

    Richard Hann

  35. UAV Icing: Experimental and Numerical Study of Glaze Ice Performance Penalties on an RG-15 Airfoil

    Article • January 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Adriana Enache, Richard Hann

  36. Aerodynamic roughness length of crevassed tidewater glaciers from UAV mapping

    Article • The Cryosphere, December 2021, Copernicus GmbH

    Richard Hann

  37. Historic Atmospheric Organochlorine Pesticide and Halogenated Industrial Compound Inputs to Glacier Ice Cores in Antarctica and the Arctic

    Article • ACS Earth and Space Chemistry, August 2021, American Chemical Society (ACS)

    Richard Hann

  38. UAV Icing: Numerical Simulation of Propeller Ice Accretion

    Article • July 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  39. UAV icing: the influence of airspeed and chord length on performance degradation

    Article • Aircraft Engineering and Aerospace Technology, June 2021, Emerald

    Richard Hann

  40. Detection and Isolation of Propeller Icing and Electric Propulsion System Faults in Fixed-Wing UAVs

    Article • June 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Richard Hann

  41. Aerodynamic roughness length of crevassed tidewater glaciers from UAV mapping

    Article • May 2021, Copernicus GmbH

    Richard Hann

  42. Experimental Heat Loads for Electrothermal Anti-Icing and De-Icing on UAVs

    Article • Aerospace, March 2021, MDPI AG

    Adriana Enache, Richard Hann

  43. SIOS’s Earth Observation (EO), Remote Sensing (RS), and Operational Activities in Response to COVID-19

    Article • Remote Sensing, February 2021, MDPI AG

    Richard Hann, Mr Shridhar D. Jawak

  44. Deposition of Polychlorinated Biphenyls to Firn and Ice Cores at Opposite Polar Sites: Site M, Dronning Maud Land, Antarctica, and Holtedahlfonna, Svalbard

    Article • ACS Earth and Space Chemistry, October 2020, American Chemical Society (ACS)

    Richard Hann

  45. Optimal Mission Planning for Fixed-Wing UAVs with Electro-Thermal Icing Protection and Hybrid-Electric Power Systems

    Article • September 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Richard Hann

  46. Long-Range Path Planning Using an Aircraft Performance Model for Battery-Powered sUAS Equipped With Icing Protection System

    Article • IEEE Journal on Miniaturization for Air and Space Systems, September 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Richard Hann

  47. Atmospheric Deposition of Organochlorine Pesticides and Industrial Compounds to Seasonal Surface Snow at Four Glacier Sites on Svalbard, 2013–2014

    Article • Environmental Science & Technology, July 2020, American Chemical Society (ACS)

    Richard Hann

  48. Withdrawn: UAV Icing: Experimental Heat Loads for Anti-Icing and De-Icing

    Article • June 2020, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  49. Unsettled Topics in Unmanned Aerial Vehicle Icing

    Article • April 2020, SAE International

    Richard Hann

  50. Experimental and Numerical Icing Penalties of an S826 Airfoil at Low Reynolds Numbers

    Article • Aerospace, April 2020, MDPI AG

    Richard Hann

  51. Derivation of flow rate and calibration method for high-volume air samplers

    Article • Atmospheric Measurement Techniques, September 2019, Copernicus GmbH

    Richard Hann

  52. Experimental Investigations of an Icing Protection System for UAVs

    Article • June 2019, SAE International

    Richard Hann

  53. UAV Icing: Ice Accretion Experiments and Validation

    Article • June 2019, SAE International

    Richard Hann

  54. Derivation of Flow Rate and Calibration Method for High-Volume Air Samplers

    Article • May 2019, Copernicus GmbH

    Richard Hann

  55. Derivation of Flow Rate and Calibration Method for High-Volume Air Samplers

    Article • January 2019, Copernicus GmbH

    Richard Hann

  56. Derivation of Flow Rate and Calibration Method for High-Volume Air Samplers

    Article • January 2019, Copernicus GmbH

    Richard Hann

  57. Derivation of Flow Rate and Calibration Method for High-Volume Air Samplers

    Article • January 2019, Copernicus GmbH

    Richard Hann

  58. UAV Icing: Comparison of LEWICE and FENSAP-ICE for Anti-Icing and De-Icing Loads

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  59. Derivation of Flow Rate and Calibration Method for High-Volume Air Samplers

    Article • December 2018, Copernicus GmbH

    Richard Hann

  60. Derivation of Flow Rate and Calibration Method for High-Volume Air Samplers

    Article • October 2018, Copernicus GmbH

    Richard Hann

  61. Icing on unmanned aerial vehicles (UAVs) investigated with LEWICE and FENSAP-ICE

    Article • June 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Richard Hann

  62. Aerodynamic modeling of the Skywalker X8 Fixed-Wing Unmanned Aerial Vehicle

    Article • June 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Richard Hann

  63. Aerodynamic Performance of the NREL S826 Airfoil in Icing Conditions

    Article • Wind Energy Science Discussions, October 2017, Copernicus GmbH

    Richard Hann

  64. Impact of atmospheric icing on UAV aerodynamic performance

    Article • October 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Richard Hann

  65. Response to Comment on “Polychlorinated Biphenyls in Tree Bark near Former Manufacturing and Incinerator Facilities in Sauget, Illinois, United States”

    Article • Environmental Science & Technology, June 2017, American Chemical Society (ACS)

    Richard Hann

  66. Polychlorinated Biphenyls in Tree Bark near Former Manufacturing and Incineration Facilities in Sauget, Illinois, United States

    Article • Environmental Science & Technology, June 2016, American Chemical Society (ACS)

    Richard Hann

  67. Prediction of Flow-Induced Noise Sources of Wind Turbines and Application Examples

    Article • International Journal of Aeroacoustics, October 2015, SAGE Publications

    Richard Hann