Los Alamos National Laboratory

Los Alamos National Laboratory

Delivering science and technology to protect our nation and promote world stability
Find Expertise logo

Profile Pages

View homepages for scientists and researchers. Explore potential collaborations and project opportunities. Search the extensive range of capabilities by keyword to quickly find who and what you are looking for.

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

Fire-atmosphere interaction (high performance computing and data analysis).

• 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).

 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

 

Director's Fellow, January 2017 - present.

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

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

http://www.lanl.gov/ateam

Outreach and Media

 

Article on food security, LANL science feature, question of the month, July, 2018.

Science on Tap, a public engagement lecture, organized by the Bradbury Science Museum, June, 2018.

Nipping frost in the Bud, article in Albuquerque Journal, April, 2018.

TEDx LANLDown to the tree, a breakthrough in food security, August, 2017.

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

 

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 (50+ reviews) : Advances in Water Resources, Agricultural and Forest Meteorology, Atmosphere, Atmospheric Measurement Techniques, Boundary Layer Meteorology, Bulletin of the American Meteorological Society, Earth Interactions, Experiments in Fluids, Forests, Geophysical Research Letters, Hydrological Processes, Journal of Applied Meteorology and Climatology, Journal of Climate, Journal of Fluid Mechanics, Journal of Geophysical research - Atmospheres, Journal of Hydraulic Engineering, Journal of Hydrometeorology, Physics of Fluids, Water, Water Resources Research.

 

Awards

 

• Director's Fellowship, LANL.

• 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".

 '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 750,000 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

      2018

(20) BanerjeeT. and R. Linn, 2018, Effect of vertical canopy architecture on transpiration, thermoregulation and carbon assimilationForests, 9(4), 198.


(19) Banerjee, T., P. Brugger, F. De Roo, K. Kroeniger, D. Yakir, E. Rotenberg and M. Mauder, 2018, Turbulent transport of energy across a forest and a semi-arid shrublandAtmospheric Chemistry and Physics, 18, 10025-10038.


(18) Kroeniger, K., F. De Roo, P. Brugger, S. Huq, T. Banerjee, M. Mauder, 2018, Effect of secondary circulations on surface-atmosphere exchange of energy at an isolated semi-arid forest, Boundary Layer Meteorology, R3, 1 - 24.


(17) Brugger, P, T. Banerjee, F. De Roo, K. Kroeniger, R. Qubaja, S. Rohatyn, E. Rotenberg, F. Tatarinov, D. Yakir, F. Yang, M. Mauder, 2018, Effect of surface heterogeneity on the boundary layer height: a case study at a semi-arid forestBoundary Layer Meteorology, R3, 1 - 18.

2017


(16) Banerjee, T., F. Dr Roo and R. Linn, Revisiting Kelvin Helmholtz instabilities and von Kármán vortices in canopy turbulenceHydrology and Earth System Sciences, Discussions.


(15) Mauder, M, S, Genzel, J, Fu, R, Kiese, M, Soltani, R, Steinbrecher, M, Zeeman, T, Banerjee, F. De Roo, H, Kunstmann, 2017, Evaluation of energy balance closure adjustment methods by independent evapotranspiration estimates from lysimeters and hydrological simulations, Hydrological Processes, 32-39 - 50. 


(14) De Roo, F, T. Banerjee, 2017, Can a simple dynamical system describe the interplay between drag and buoyancy in terrain-induced canopy flows? Journal of the Atmospheric Sciences, 75(3), 775 - 786.


(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, 255, 17 - 30.


(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, 56 (12), 3119 - 3131.


(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, 255, 57 - 67.

(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, 21, 2987 - 3000.


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 layer, Journal of the Atmospheric Sciences. 73 (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 applications, Journal of Fusion Energy. 34 (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 vegetation, Advances in Water Resources, 76, 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 layer, Quarterly Journal of the Royal Meteorological Society, 141 (690), 1699 - 1711. 


2013

(3) Banerjee, T. and, G. G. Katul, 2013, Logarithmic scaling in the longitudinal velocity variance explained by a spectral budget, Physics of Fluids, 25 (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 canopies, Boundary-Layer Meteorology, 149 (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 actuators, International 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

 

2018 
 

1. Banerjee, T, M.J. Holmes, R. Linn, 2018, Orchard on fire, a simulation study, 12th Fire and Forest Meteorology Symposium, Boise, Idaho.

2. Solander, K, T. Banerjee, A. Jonko, M. J. Holmes, C. Hoffman, R. Linn, 2018, Complex topography and fire - a case study in the Central Rocky Mountains, USA, 12th Fire and Forest Meteorology Symposium, Boise, Idaho.

3. Banerjee, T, R. Linn, 2018, Ecosystem disturbance modeling, a systems approach, European Geosciences Union (EGU) General Assembly, Vienna, Austria.

‚Äč4. R. Linn, T. Banerjee, A. Jonko, C. Hoffman, C. Seig, M. J. Holmes, T. Holland, 2018, Using coupled fire/atmosphere modeling to advance wildland fire science and assist decision makers, European Geosciences Union (EGU) General Assembly, Vienna, Austria.

5. T. Holland, M. Holmes, T. Banerjee, R. Linn, 2018, The impact of fuel loading on buoyancy induced counter-rotational vortices, Western States Section of the Combustion Institute, Bend, Oregon.

6. M. J. Holmes, T. Banerjee and R. Linn, 2018, Nonlocal influences: Influence of domain size on wildfire simulation, The Fire Continuum Conference, Missoula, Montana.

 
2017
 

1. Banerjee, T, R. Linn, 2017, Effect of canopy architectural variation on transpiration and thermoregulation, American Geophysical Union (AGU) Fall Meeting, New Orleans, USA.

2. Banerjee, T, R. Linn, 2017, How trees uptake carbon, release water and cool themselves in air: a marriage between biophysics and turbulent fluid dynamics, APS Division of Fluid Dynamics (DFD) Annual Meeting, Denver, CO, USA.

3. 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.

4. 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.

5. 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.

6. 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.

7. 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.

8. 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
 
1. 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.
 
2. 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.
 
3. 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.
 
4. 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.
 
5. 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.
 
6. 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.
 
7. 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.
 
8. 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.
 
9. 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.
 
10. 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
 
1. 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.
 
2. 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
 
1. 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.
 
2. 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.
 
3. 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
 
1. 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.
 
2. 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
 
1. 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
 
1. 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
 
1. 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.
 
 
-->