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Tirtha Banerjee

Tirtha Banerjee

Email
Phone (505) 665-4493

Capabilities

  • Computational Physics and Applied Mathematics
  • Numerical modeling
  • Algorithms
  • Computational fluid dynamics (CFD)
  • Partial differential equations
  • Applied Math
  • Statistics
  • Computer and Computational Sciences
  • High performance computing
  • Earth and Space Sciences
  • Geoscience
  • Geophysics
  • Hydrology
  • Plant ecology
  • Remote sensing
  • Image analysis
  • Field studies and process experiments
  • Ecosystem dynamics
  • Carbon fluxes
  • Biogeochemistry
  • Science of Signatures - Remote and Standoff Sensing
  • Ground-based sensing and sensors
  • Image analysis
  • High performance computing
  • Earth and Space Sciences
  • Model calibration
  • Atmospheric Science
  • Meteorology
  • Atmospheric Boundary Layer
  • Atmospheric transport and dispersion
  • Writing & Editing
  • Publication development and management
  • Communication strategy and planning
  • Technical writing
  • Proofreading
  • Copyediting (grammar edit)

Expertise

• Leaf to landscape scale modeling of forest - atmosphere interactions by means of coupled biophysics - fluid dynamics simulations to study ecosystem disturbance effetcs and food security issues. 

• Phenomenological study of scaling laws of turbulence statistics in neutral and thermally stratified atmospheric surface layer and in wall bounded turbulence (analytical approach).

• Turbulent flow and associated exchange processes in the presence of vegetation - canopy heterogeneity and/or complex topography (numerical approach).

• Climate feedbacks of semi arid ecosystems by means of large eddy simulations (LES) (large scale computational approach).

• Coupled dynamics of carbon dioxide and methane emission from wetlands, their environmental drivers and long term predictions (statistical and process based modeling).

 Wind shear induced turbulence in water-bodies (Particle Imaging Velocimetry (PIV) experiments and data analysis).

 

Education

Postdoctoral Research Associate, September 2015 - January 2017, Karlsruhe Institute of Technology (KIT) (Alpine Campus), Institute of Meteorology and Climate Research, Atmospheric Environmental Research, Garmisch-Partenkirchen, Germany.

Ph.D., July 2011 - August 2015, Nicholas School of the Environment and Earth Sciences, Duke University, NC, USA. Full Dissertation in pdf: Turbulence in Natural Environments.

Bachelor in Civil Engineering, 2007-2011, Jadavpur University, Kolkata, India.

 

LANL Positions

Chick Keller Postdoctoral Fellow, Center for Space and Earth Sciences (CSES), August 2017 - present.

Postdoctoral Research Associate, Earth and Environmental Sciences (EES-16), Applied Terrestrial, Energy, and Atmospheric Modeling (ATEAM). February 2017- present. 

http://www.lanl.gov/ateam

Outreach (competitive selection)

TEDx LANL, 2017, Down to the tree, a breakthrough in food security.

Science in 3, 2017, How trees uptake carbon, release water and cool themselves in air : a marriage between biophysics and turbulent fluid dynamics.

 

Professional Societies

American Physical Society (APS)

American Geophyical Union (AGU)

American Meteorological Society (AMS)

European Geosciences Union (EGU)

Associate Editor : Earth Sciences and Environment (October, 2017 - present) 

Reviewer for the following journals (30+ reviews) : Advances in Water Resources, Agricultural and Forest Meteorology, Atmospheric Measurement Techniques, Bulletin of the American Meteorological Society, Earth Interactions, Experiments in Fluids, Geophysical Research Letters, Journal of Applied Meteorology and Climatology, Journal of Climate, Journal of Hydraulic Engineering, Journal of Hydrometeorology, Physics of Fluids, Water, Water Resources Research.

 

Awards

• Chick Keller Postdoctoral Fellowship, Center for Scape and earth Science, LANL. 

• LANL Spot Award, July, 2017, for "High-quality work under tight deadlines, added or emergency assignments in addition to regular duties".

• Co - PI : New Mexico Small Business Assistance (NMSBA) program: Development of a freeze warning/protection system for local fruit farms in New Mexico, USA.

 'Sentinel of Science' award from Publons, as one of the top 10 percent of researchers contributing to the peer review of the field of Earth and Planetary Sciences.

 Certificate in Nonlinear and Complex Systems (CNCS), Duke University, NC, USA.

 DAAD (German Academic Exchange Service) WISE (Working Internship in Science and Engineering) Fellowship, 2010.

 Jadavpur University Medal for Excellence in Environmental Engineering, 2011.

 Winner, National Scientific Writing Competition organized by the National Academy of Sciences, India, 2008. Topic: Climate Change. 

 Ranked 11 among approximately 7,50,000 students in the general school leaving exam ('Madhyamik'/Secondary Examination) in the state of West Bengal, India, 2005.

 National Merit Scholarship for academic excellence in school leaving examination, 2005.

 

Publications

Peer Reviewed Journal Publications

      2017


(19) Banerjee, T. and R. Linn, Effect of vertical canopy architecture on transpiration, thermoregulation and carbon assimilation, Hydrology and Earth System Sciences, In review.


(18) Banerjee, T., F. Dr Roo and R. Linn, Revisiting Kelvin Helmholtz instabilities and von Kármán vortices in canopy turbulence, Hydrology and Earth System Sciences, In review.


(17) Mauder, M, S, Genzel, J, Fu, R, Kiese, M, Soltani, R, Steinbrecher, M, Zeeman, T, Banerjee, F. De Roo, H, Kunstmann, Evaluation of energy balance closure adjustment methods by independent evapotranspiration estimates from lysimeters and hydrological simulations, Hydrological Processes, Accepted.


(16) De Roo, F, T. Banerjee, Can a simple dynamical system describe the interplay between drag and buoyancy in terrain-induced canopy flows?, Journal of the Atmospheric Sciences, In review.


(15) Brugger, P, T. Banerjee, F. De Roo, K. Kroeniger, E. Rotenberg, D. Yakir and M. Mauder, 2017, Effect of surface heterogeneity on the boundary layer height: a case study at a semi-arid forest, Boundary Layer Meteorology. In review.


(14) Banerjee, T., P. Brugger, F. De Roo, K. Kroeniger, D. Yakir, E. Rotenberg and M. Mauder, 2017, Turbulent transport of energy across a forest and a semi-arid shrublandAtmospheric Chemistry and Physics, Discussions, DOI: 10.5194/acp-2017-159


(13) Kroeniger, K., T. Banerjee, F. De Roo and M. Mauder, 2017, Flow adjustment inside homogeneous canopies after a leading edge - An analytical approach backed by LESAgricultural and Forest Meteorology. DOI: 10.1016/j.agrformet.2017.09.019


(12) Banerjee, T., F. De Roo and M. Mauder, 2017, Connecting the failure of K-theory inside vegetation canopies and ejection-sweep cycles by a large eddy simulationJournal of Applied Meteorology and Climatology. DOI: 10.1175/JAMC-D-16-0363.1 


(11) Banerjee, T., N. Vercauteren, M. Muste, D. Yang, 2017, Coherent structures in wind shear induced wave-turbulence-vegetation interaction in water bodiesAgricultural and Forest Meteorology. DOI: 10.1016/j.agrformet.2017.08.014


(10) Banerjee, T., F. De Roo and M. Mauder, 2017, Explaining the convector effect in canopy turbulence by means of a large eddy simulation, Hydrology and Earth System Sciences, DOI: 10.5194/hess-2017.


2016

(9) Katul, G., T. Banerjee, D. Cava, M. Germano, A. Porporato, 2016, Generalized logarithmic scaling for high-order moments of the longitudinal velocity component explained by the Random Sweeping Decorrelation HypothesisPhysics of Fluids28 (9), 095104.


(8) Li, D., S. Salesky and T. Banerjee, 2016, Connections between the Ozmidov scale and mean velocity profile in stably stratified atmospheric surface layers, Journal of Fluid Mechanics. 797, R3.


2015

(7) Banerjee, T., D. Li, J.Y. Juang and G.G. Katul, 2015, A spectral budget model for the longitudinal turbulent velocity in the stable atmospheric surface layerJournal of the Atmospheric Sciences73 (1), 145-166.


(6) Majumdar. R and T. Banerjee, 2015, Effect of changing source capillary radius on bulk flow parameter scaling laws for hypersonically expanding arc-ablated polycarbonate plasma for fusion and space applicationsJournal of Fusion Energy34 (6), 1234-1245.


2014

(5) Banerjee, T., M. Muste, G.G. Katul, 2014, Flume experiments on wind induced flow in static water bodies in the presence of protruding vegetationAdvances in Water Resources76, 11-28.


(4) Banerjee, T., G,G. Katul, S. Salesky and M. Chamecki, 2014, Revisiting the formulations for the longitudinal velocity variance in the unstable atmospheric surface layerQuarterly Journal of the Royal Meteorological Society141 (690), 1699-1711


2013

(3) Banerjee, T. and, G. G. Katul, 2013, Logarithmic scaling in the longitudinal velocity variance explained by a spectral budgetPhysics of Fluids25 (12), 125106.


(2) Banerjee, T., G.G. Katul, S. Fontan, D. Poggi and M. Kumar, 2013, Mean flow near edges and within cavities situated inside dense canopiesBoundary-Layer Meteorology149 (1), 19-41.


(1) Sahu, A., T. Banerjee, A. G. Niyogi and P. Bhattacharya, 2013, Active control of radiated sound from stiffened plates using IDE-PFC actuatorsInternational Journal of Acoustics and Vibration, 18 (3), 109-116.


Invited Lectures

2016

  • Can a spectral theory explain the bulk properties of turbulent boundary layers? Geophysical Fluid Dynamics seminar, Department of Mathematics, Free University, Berlin, Germany, July, 2016.

2015

  • Surface layer turbulence and canopy turbulence, Alpine Summer School on Land Atmosphere Interactions, course XXIII, Valsavarenche, Valle d'Aosta (Italy), June, 2015.

2014

  • Turbulence in complex natural environments, Indian Institute of Technology, Bombay (IIT-B), Mumbai, India, October, 2014.

 

Conference Presentations

2017

  1. Banerjee, T, P. Brugger, F. De Roo, D. Yakir, E. Rotenberg and M. Mauder, 2017, Turbulent transport of energy across a forest and a semi-arid shrubland, European Geosciences Union (EGU) General Assembly, Vienna, Austria.
  2. Banerjee, T, M. Zeeman, P. Brugger, F. De Roo and M. Mauder, 2017, Investigating the Interdependencies of the Energy Balance Closure and the Turbulent Kinetic Energy Budget, European Geosciences Union (EGU) General Assembly, Vienna, Austria.
  3. De Roo, F, T. Banerjee and M. Mauder, 2017, Parameter studies on the energy balance closure problem using large eddy simulation, European Geosciences Union (EGU) General Assembly, Vienna, Austria.
  4. De Roo, F, T. Banerjee and M. Mauder, 2017, Can a dynamical system describe the interplay between drag and buoyancy in terrain induced canopy flows? European Geosciences Union (EGU) General Assembly, Vienna, Austria.
  5. Brugger, P, T. Banerjee, K. Kröniger, E. Rotenberg, D. Yakir and M. Mauder, 2017, Effect of an isolated semi-arid pine forest on the boundary layer height, European Geosciences Union (EGU) General Assembly, Vienna, Austria.
  6. Kroeniger, K, T, Banerjee, F. De Roo, and M. Mauder, 2017, Flow adjustment inside homogeneous canopies after a leading edge- An analytical approach backed by LES, European Geosciences Union (EGU) General Assembly, Vienna, Austria.

    2016

  7. Banerjee, T, M. Zeeman, P. Brugger, F. De Roo and M. Mauder, 2016, Investigating the Interdependencies of the Energy Balance Closure and the Turbulent Kinetic Energy Budget, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.
  8. Zeeman, M, T. Banerjee, P. Brugger and M. Mauder, 2016, Analysis of Atmospheric Flow in Mountainous Terrain Through Dimension-Reduction and Multi-Scale Observations, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.
  9. Banerjee, T, F. De Roo and M. Mauder, 2016, Characterizing Kelvin Helmholtz Instabilities and von Karman Vortices in Canopy Turbulence and Their Interrelationship, 22nd Symposium on Boundary Layers and Turbulence, Salt Lake City, Utah, USA.
  10. Banerjee, T, and G. Katul, 2016, Longitudinal Turbulent Velocity Variance Under Unstable and Stable Atmospheric Stratification Explained by a Spectral Budget, 22nd Symposium on Boundary Layers and Turbulence, Salt Lake City, Utah, USA.
  11. Banerjee, T, J. Hommeltenberg, A Roy, F. De Roo, P. Gentine and M. Mauder, 2016, Relative linkages of peatland methane and carbon dioxide fluxes with climatic, environmental and ecological parameters and their inter-comparison, 32nd Conference on Agricultural and Forest Meteorology, Salt Lake City, Utah, USA.
  12. Kroeniger, K, T, Banerjee, F. De Roo, H.P. Schmid, E. Rotenberg, D. Yakir and M. Mauder, 2016, Parameter Studies of Canopy Aerodynamic Resistance by means of Large Eddy Simulations, 32nd Conference on Agricultural and Forest Meteorology, Salt Lake City, Utah, USA.
  13. Banerjee, T, J. Hommeltenberg, A Roy, F. De Roo and M. Mauder, 2016, Relative linkages of peatland methane and carbon dioxide fluxes with climatic, environmental and ecological parameters and their inter-comparison, European Geosciences Union (EGU) General Assembly, Vienna, Austria.
  14. M. Zeeman, B. Adler, T. Banerjee, P. Brugger, F. De Roo, S. Emeis, M. Mauder, K. Schaefer, H.P. Schmid and B. Wolf, 2016, Boundary layer dynamics in a small shallow valley near the Alps (ScaleX campaign), European Geosciences Union (EGU) General Assembly, Vienna, Austria.
  15. Banerjee, T, K. Kroeniger, F. De Roo and M. Mauder, 2016, Evaluating canopy aerodynamic resistance to heat transfer by means of a large eddy simulation, DACH Meteorology Meeting, FU Berlin, Germany.
  16. Zeeman, M, T. Banerjee, D. Belusic, P. Brugger, M. Mauder, N. Vercauteren, 2016, Combining in-situ and ground-based remote sensing observation: how to connect the dots?, DACH Meteorology Meeting, FU Berlin, Germany.

    2015

  17. Banerjee, T, G. G. Katul, M. Mauder and F. De Roo, 2015, Connecting the failure of K-theory inside vegetation canopies and ejection-sweep cycles by a large eddy simulation (LES), poster, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.
  18. Zeeman, M, B. Adler, T. Banerjee, P. Brugger, F. De Roo, S. Emeis, M. Mauder, K. Schaefer, H.P. Schmid and B. Wolf, 2015, Boundary layer dynamics in a small shallow valley near the Alps (ScaleX campaign), poster, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.

    2014

  19. Banerjee, T, C.W. Huang and G. G. Katul., 2014, Turbulence driven deposition of aerosol sized particles over forest edges and gaps situated over complex terrain, poster, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.
  20. Banerjee, T., M. Muste, G,G. Katul, 2014, Wind shear induced wave-turbulence interaction in quiescent water in presence of flexible protruding obstacles, 67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, CA, USA.
  21. Banerjee, T., G,G. Katul, S. Salesky and M. Chamecki, 2014, Logarithmic scaling in the longitudinal velocity variance explained by a spectral budget in a neutral and unstable atmosphere, American Physical Society (APS) March Meeting, Denver, CO, USA.

    2013

  22. Banerjee, T, M. Muste, C. Gingerich and G. G. Katul., 2013, Wind induced turbulence in static water without and with the presence of protruded flexible oscillating vegetation, poster, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.
  23. Trakhtenbrot, Ana, T. Banerjee, G.G. Katul., 2013, Mechanistic modeling of the effectiveness of vegetation as a barrier to spread of wind-dispersed invasive species, poster, International Workshop on Eco-hydrology of semiarid environments: Confronting mathematical models with ecosystem complexity, Be'er-Sheva, Israel.

    2012

  24. Banerjee, T., S. Fontan, D. Poggi, M. Kumar and G.G. Katul, 2012, Mean Flow near Forest Edges and Cavities inside Forested Canopies: Turbulent and Turbulently Inviscid Flow Regimes, oral presentation, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.

    2011

  25. Banerjee, T., K. Novick and G.G. Katul, 2011, A model-data integration framework for interpreting Eddy Covariance flux measurements on complex terrain covered by a tall canopy, oral presentation, American Geophysical Union (AGU) Fall meeting, San Francisco, CA, USA.

    2010

  26. Banerjee, T., A. Sahu, A. Pandey and P. Bhattacharya, 2010, Active Structural Acoustic Control (ASAC) of Laminated Composite Plates Using Piezo Fibre Composites, oral presentation, ISBN: 023-033-210-2, International Conference on Vibration Engineering and Machinery, New Delhi, India.