Dr. Anin Puthukkudy

Dr. Anin Puthukkudy

Faculty Research Assistant

Department of Physics Office of Professional Programs Earth and Space Institute

College of Natural and Mathematical Sciences

He/Him/His/Himself

About

Hi! I am a Ph.D. graduate of the University of Maryland Baltimore County, where I studied atmospheric physics. I am an experienced researcher with a strong background in aerosol measurement and instrumentation, as well as a programmer skilled in Matlab, Python, and other languages.

Research interests

Aerosol measurements, Remote sensing, Polarimetry, Multi-angular polarimetry, aerosol retrievals.

Education

  • Ph D, Atmospheric Physics — University of Maryland Baltimore County (2021)
    Retrieval of aerosol properties using Polarized Imaging Nephelometer (PI-Neph) laboratory measurements and Hyper-Angular Rainbow Polarimeter (HARP) remote sensing observations
  • MS, Atmospheric Physics — University of Maryland Baltimore County (2016)
  • Other, Engineering Physics — National Institute of Technology Calicut (2013)
    Incoherent Broadband Cavity Enhanced Absorption Spectroscopy for the detection of trace gases using deep red LED

Publications

  • A new way to see the clouds: the hyper-angular rainbow polarimeter (HARP2) on the NASA PACE satellite mission 2025 Frontiers in Remote Sensing Rachel E Smith, Brent McBride, Xiaoguang Xu, Anin Puthukkudy, Noah Sienkiewicz, Jan D Cieslak, Lorraine A Remer, Roberto F Borda, Jose V Martins
  • HARP2 Pre-Launch Calibration Overview: The Effects of a Wide Field of View 2025 Atmospheric Measurements and Technology Noah Sienkiewicz, Jose V Martins, Brent McBride, Xiaoguang Xu, Anin Puthukkudy, Rachel Smith, Roberto F Borda
  • First results and on-orbit performance of the Hyper-Angular Rainbow Polarimeter on the PACE satellite 2024 SPIE Sensors, Systems, and Next-Generation Satellites XXVIII · 13192 Jose V Martins, Roberto F Borda, Anin Puthukkudy, Xiaoguang Xu, Noah SIenkiewicz, Rachel Smith, Brent McBride, Oleg Dubovik, Lorraine A Remer
  • Pre-launch calibration and validation of the Airborne Hyper-Angular Rainbow Polarimeter (AirHARP) instrument 2024 ATMOSPHERIC MEASUREMENT TECHNIQUES · 17 (19) · pp. 5709-5729 Brent McBride, Jose V Martins, Jan D Cieslak, Roberto F Borda, Anin Puthukkudy, Xiaoguang Xu, Noah Sienkiewicz, Brian Cairns, Henrique de Melo Jorge Barbosa
  • Polarimetric mapping of the lunar surface with the Hyper-Angular Rainbow Polarimeter 2 (HARP2) on the NASA PACE mission Applied Optics · In Preparation; Not Yet Submitted Brent McBride, Erica Venkatesulu, Roberto F Borda, Anin Puthukkudy, Xiaoguang Xu, Frederick S Patt, Shihyan Lee, Gerhard Meister, Kirk Knobelspiesse, Brian Cairns, Jose V Martins
  • Science Products as Feedback for Calibration: Examples from the HARP2 polarimeter on NASA’s PACE mission CALCON · In Preparation; Not Yet Submitted Brent McBride, Xiaoguang Xu, Anin Puthukkudy, Meng Gao, Chamara Rajapakshe, Kirk Knobelspiesse, Jose V Martins
  • Multi-angle and polarimetric characterization of various Earth surface types with the PACE HARP2 polarimeter SPIE · In Preparation; Not Yet Submitted Natalie McCourt, Brent McBride, Xiaoguang Xu, Anin Puthukkudy, Jose V Martins

Presentations

  • On-Orbit Performance Assessment of the HARP2 Multi-Angle Polarimeter on the NASA PACE Mission: Intercomparison with OCI and SPEXOne Instruments 2025 CalCon 2025 · SDL UTAH · Oral Presentation Anin Puthukkudy (Author & Presenter), Jose V Martins (Author), Xiaoguang Xu (Author), Brent McBride (Author)
  • The First Year of HARP2/PACE Performance Based on its Ground and On-Orbit Characterization 2025 CalCon 2025 · SDL UTAH · Oral Presentation Jose V Martins (Author), Roberto F Borda (Author), Noah Sienkiewicz (Author), Brent McBride (Author), Xiaoguang Xu (Author), Anin Puthukkudy (Author & Presenter), Rachel E Smith (Author), Lorraine A Remer (Author)
  • The First Year of the Hyper-Angular Rainbow Polarimeter (HARP2) on the NASA PACE mission: Performance, Science, and Synergy 2025 EGU 2025 · EGU · Oral Presentation Brent McBride (Author & Presenter), Jose V Martins (Author), Xiaoguang Xu (Author), Anin Puthukkudy (Author), Roberto F Borda (Author)
  • Retrieving Aerosol and Surface Products Using Multi-Pixel approach from PACE Polarimeter HARP2 Observations with GRASP 2024 AGU Fall Meeting 2024 · AGU · Oral Presentation Anin Puthukkudy (Author & Presenter), Jose V Martins, Xiaoguang Xu, Pavel Litvinov, David Fuertes, Alejandro García Gómez, Anton Lopatin, Christian Matar, Juan Carlos Antuña-Sánchez, Noah Sienkiewicz, Oleg Dubovik
  • Aerosol and Surface Products from PACE Polarimeter HARP2 Observations using GRASP 2024 APOLO 2024 · Oral Presentation Anin Puthukkudy (Author & Presenter), Jose V Martins, Xiaoguang Xu, Noah Sienkiewicz, Brent McBride, Pavel Litvinov, David Fuertes, Oleg Dubovik
  • First Results and On-Orbit Performance of the Hyper-Angular Rainbow Polarimeter on the PACE Satellite 2024 SPIE Sensors and Imaging · Oral Presentation Jose V Martins, Roberto F Borda, Noah Sienkiewicz, Xiaoguang Xu, Anin Puthukkudy (Author & Presenter), Rachel E Smith, Brent McBride, Oleg Dubovik, Lorraine A Remer
  • Assessment of Aerosol Retrieval Accuracy with Multi-Angle Polarimeters Using Synthetic Data and Particle Size Distribution from the CAMP2Ex Field Campaign 2024 CAMP2EX Science Team Meeting · NASA · Oral Presentation Anin Puthukkudy (Author & Presenter), Reed Espinosa (Author), Jose V Martins (Author), Oleg Dubovik (Author), Jeffrey Reid (Author)
  • Assessment of Aerosol Retrieval Accuracy with Multi-Angle Polarimeters Using Synthetic Data and Particle Size Distribution from the CAMP2Ex Field Campaign 2024 CAMP2Ex Science Meeting · GSFC · Oral Presentation Anin Puthukkudy (Author & Presenter), Reed Espinosa, Jose V Martins, Ileg Dubovik, Jeffrey S Reid
  • Aerosol and Cloud Observations from Space with HARP CubeSat 2023 Workshop in Lille on recent advancements in remote sensing · LOA, University of Lille · Oral Presentation
  • Advancements on the Hyper-Angular Rainbow Polarimeter (HARP) polarization characterization during NASA Plankton Aerosol and Ocean Ecosystem (PACE) pre-launch calibration 2023 ELS 2023 · Poster Noah Sienkiewicz (Author & Presenter), Jose V Martins (Author), Roberto F Borda (Author), Xiaoguang Xu (Author), Anin Puthukkudy (Author), Rachel Smith (Author)
  • An assessment of the effectiveness of multi-angle polarimeter aerosol retrieval based on the data from the CAMP2Ex field campaign 2022 AGU Fall Meeting 2022 · AGU · Oral Presentation
  • HARP: A 3U CubeSat for aerosol and cloud observations 2022 International Astronautical Congress 2022 · IAF · Oral Presentation

Grants and Contracts

  • PACE Activation 2026 NASA · Sponsored Research · Currently Under Review Brent McBride (Principal), Xiaoguang Xu (Co-Principal), Anin Puthukkudy (Co-Principal), Jennifer Smith (Supporting), Corey Carter (Supporting), Sara Krauss (Supporting), Todd Toth (Supporting), Kavita Mittapalli (Supporting), Andrew Sayer (Supporting)
  • CAIG: Accelerating Radiative Transfer for Aerosol Satellite Remote Sensing Test Beds using Physics-Informed Neural Network 2026 NSF · Sponsored Research · Currently Under Review Anin Puthukkudy (Principal), Xiaoguang Xu (Co-Principal), Jianwu Wang (Co-Principal)
  • Advancing Aerosol Property Retrievals with High Resolution Commercial Satellite Data: Leveraging Spatial and Temporal Correlations in Surface and Aerosol State 2025 NASA · Sponsored Research · Funded Reed Espinosa (Principal), Anin Puthukkudy (Co-Principal)
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