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Journal Publications

Note:     Indicates student author

2017

75. Karmarkar N., Chakraborty A., Nanjundiah R.S., 2017: Increased sporadic extremes decrease the intraseasonal variability in the Indian summer monsoon rainfall. Scientific Reports. 7:7824, DOI:10.1038/s41598-017-07529-6, 1-7

 

74. Jahfer S., Vinaychandran P.N., Nanjundiah R.S., 2017: Long-term impact of Amazon river runoff on northern hemispheric climate. Scientific Reports. 7:10989, DOI:10.1038/s41598-017-10750-y, 1-9

 

73. Govardhan G., Satheesh S.K., Nanjundiah R., Moorthy K.K., Babu S.S., 2017: Possible climatic implications of high-altitude black carbon emissions. Atmospheric Chemistry and Physics. 17, DOI:10.5194/acp-17-9623-2017, 9623–9644

 

2016

72. Banakar V, S Baidya, D Shankar and R S Nanjundiah, 2016: Floods scripted demise of the urban Harappan civilization? Submitted to Antiquity

71. Saha M , P Mitra and R S Nanjundiah, 2016: Deep Learning for Prediction of Regional Indian Summer Monsoon. Submitted to Journal of Earth System Science.

70. Kashyap A, S S Vadhiyar, R S Nanjundiah and P N Vinayachandran,2016: Asynchronous and Synchronous Models of Executions on Intel Xeon Phi Coprocessor Systems for High Performance of Long Wave Radiation Calculations in Atmosphere models. Submitted to Journal of Parallel and Distributed Computing, under revision.

69. Anandhi A, N Omani, I Chaubey, R Horton, D Bader and R S Nanjundiah, 2015 :What changes do the CMIP5 climate models predict for South Asia and what are some potential impacts on managed ecosystems and water resources? Submitted to Transactions of the ASABE.

68. Saha M , P Mitra and R S Nanjundiah, 2016: Stacked Autoencoder Based Identi cation of Mon-soon Predictors for Prediction of Indian Summer Monsoon. Submitted to Theoretical and Applied Climatology, under revision.

67. Karmakar N , A Chakraborty and R S Nanjundiah, 2016: The Spatio-Temporal Structures and Relative Roles of Low- and High-Frequency Intraseasonal Modes in Indian Summer Monsoon Rainfall. Accepted for Publication in Monthly Weather Review.

66. Ghosh R , A Chakraborty and R S Nanjundiah, 2016: Relative Role of Pre-monsoon Conditions and Intraseasonal Oscillations in Determining Early-vs-Late Indian Monsoon Intensity in a GCM.Theoretical & Applied Climatology DOI 10.1007/s00704-016-1970-z

65. Sonali P , D N Kumar and R S Nanjundiah, 2016: Intercomparison of CMIP5 and CMIP3 sim-ulations of the late 20th century temperature extremes over India and detection of climatic trends.Theoretical & Applied Climatology DOI:10.1007/s00704-015-1716-3

64. Saha M , P Mitra and R S Nanjundiah, 2016: Autoencoder Based Climatic Index Discovery for Prediction of Indian Monsoon. Meteorology & Atmospheric Physics DOI: 10.1007/s00703-016-0431-7

63. Govardhan G , R S Nanjundiah, S K Satheesh, K Krishnamoorthy and T Takemura, 2016: Inter-comparison and performance evaluation of chemistry transport models over Indian region. Atmospheric Environment, 125, 486-504.

2015

62. Das Gupta A , A S V Murthy and R S Nanjundiah, 2015: A study of singularities in the inviscid linear theory of sea breezes. Int J Adv Eng Sci Appl Math, DOI 10.1007/s12572-015-0129-y

61. Vinaychandran P N, J Sharief and R S Nanjundiah, 2015: Impact of River Runo into the Ocean on Indian Summer Monsoon. Environmental Research Letters, 10 doi:10.1088/1748-9326/10/5/054008

60. Karmakar N , A Chakraborty and R S Nanjundiah, 2015: Decreasing intensity of monsoon low-frequency intraseasonal variability over India. Environmental Research Letters, 10, doi:10.1088/1748-9326/10/5/054018.

59. Govardhan G , R S Nanjundiah, S K Satheesh, K K Moorthy and V R Kotamurthi,2015: Perfor-mance of WRF-Chem over Indian region: Comparison with measurements Journal of Earth System Science, 124, 875-896.

2014

58. Venkatesh T N, J Mathew and R S Nanjundiah, 2014: Secondary instability as a mechanism for severe clear-air turbulence in the atmosphere. Meteorology & Atmospheric Physics, 126, 139-160

57. Anandhi A and R S Nanjundiah, 2014: Performance evaluation of AR4 Climate Models in simulating daily precipitation over the Indian region using skill scores. Theoretical and Applied Climatology doi:10.1007/s00704-013-1043-5..

56. Chakraborty A, R S Nanjundiah and J Srinivasan, 2014: Radiative Impacts of Carbon Aerosols on South and East Asian Summer Monsoon: Proximate vs Remote. International Journal of Climatology, 34, 2108-2121.

55. Anandhi A, V V Srinivas, D N Kumar, R S Nanjundiah and P H Gowda, 2014: Estimating future climate change scenarios of surface solar radiation in data sparse regions: a case study in Malaprabha river basin, India. Climate Research, 59 , pp. 259-270.

54. Chakraborty A and R S Nanjundiah, 2014: Role of Orography in Modulating Space-time Scales of Convection over South Asia. Theoretical and Applied Climatology 116, 549-564.

2013

53. Doraiswamy H , V Natarajan and R S Nanjundiah, 2013: An Exploration Framework to Identify and Track Movement of Cloud systems. IEEE Transactions on Visualization and Computer Graphics,19(12), 2896-2905.

52. Jain D K , A Chakraborty and R S Nanjundiah, 2013: Role of Cloud Adjustment Time Scale on Simulation of Interannual Variability of Indian Summer Monsoon. Meteorology and Atmospheric Physics, 122, 159-173.

51. Nanjundiah R S, P A Francis, M Ved and S Gadgil, 2013: Predicting the extremes of Indian summer monsoon rainfall with coupled ocean-atmosphere models. Current Science 104, 1380-1393

50. Das Gupta A J , A S V Murthy, R S Nanjundiah and C V Srinivas, 2013: A linear model for the sea breeze circulation relevant to the tropical regions. International Journal of Geomathematics 4, 97-135 (doi:10.1007/s13137-013-0047-8).

2012

49. Chakraborty A and R S Nanjundiah, 2012: Space-time Scales of Northward Propagation of Convec-tion During Boreal Summer. in Monthly Weather Review, 140, 3857-3866.

48. Sajani S, K Krishna Moorthy, K Rajendran and R S Nanjundiah, 2012: Monsoon sensitivity to aerosol direct radiative forcing in the Community Climate Model. Journal of Earth System Sciences, 121, 867-889.

47. Sundari S M , S S Vadhiyar and R S Nanjundiah, 2012: Large Improvements in Application throughput of Long-running Multi-Component Applications using Batch Grids. Concurrency and Computation: Practice and Experience, 24, 1775-1791 .

46. Rajendran K, R S Nanjundiah, S Gadgil and J Srinivasan, 2012: On simulation of the tropical SST-rainfall relationship by atmospheric and coupled models. Journal of Earth System Sciences, 121, 595-610.

45. Janakiraman S , R S Nanjundiah and A S Vasudevamurthy, 2012: A novel variable resolution global spectral method on the sphere. J of Computational Physics, 231, 2794-2810.

44. Jain D K , A Chakraborty and R S Nanjundiah, 2012: On the role of cloud adjustment time scale in simulating precipitation with relaxed Arakawa-Schubert Convection scheme. Meteorology and Atmospheric Physics 115 1-13.

2011

43. Sundari S M , S S Vadhiyar and R S Nanjundiah, 2011: Adaptive Executions of Multi-Physics Coupled Applications on Batch Grids. Journal of Grid Computing, 9(4), 455-478.

42. Anandhi A, V V Srinivas, D Nagesh Kumar and R S Nanjundiah, 2011: Daily Relative Humidity Projections in an Indian River Basin for IPCC SRES Scenarios. Theoretical and Applied Climatology DOI 10.1007/s00704-011-0511-z

41. Vialard J, P Terray, J-P Duvel, R S Nanjundiah, S S C Shenoi and D Shankar,2011: Factors Controlling January-April rainfall over southern India and Sri Lanka. Climate Dynamics 37, 493-507.

40. Nagaraj, S , V Natarajan and R S Nanjundiah, 2011: A Gradient- Based Comparison Measure for Visual Analysis of Multi eld Data. Computer Graphics Forum, 30(3), 2011, 1101-1110.

2010

39. Sahany S , V Venugopal and R S Nanjundiah, 2010: The 26 July 2005 heavy rainfall event over Mumbai: numerical modeling aspects Meteorology & Atmospheric Physics 109, 115-128

38. Sahany S , V Venugopal and R S Nanjundiah, 2010: Diurnal Scale Signatures of Monsoon Rain-fall Over the Indian Region from TRMM Satellite Observations. Journal of Geophysical Research - Atmospheres, 115 D020103 doi:10.1029/2009JD012644, 2010.

37. Sundari S M , S S Vadhidyar and R S Nanjundiah, 2010: Grids with Multiple Batch Systems for Performance Enhancement of Multi-Component and Parameter Sweep Parallel Applications. Future Generation Computing Systems, vol 26, 217-227.

2009

36. Vinaychandran P N and R S Nanjundiah, 2009: Indian Ocean sea surface salinity variations in a coupled model. Climate Dynamics, doi:10.1007/s00382-008-0511-6, 33, 245-263.

35. Anandhi A , V V Srinivas, D N Kumar and R S Nanjundiah, 2009: Role of Predictors in Downscaling Surface Temperature to River Basin in India for IPCC SRES Scenarios using Support Vector Machine.International Journal of Climatology, 29, 583-603.

34. Chakraborty A, R S Nanjundiah and J Srinivasan, 2009: Impact of African Orography and the Indian Summer Monsoon on the low-level Somali Jet. Intl. Journal of Climatology, 29, 983-992.

33. Sundari S M , S S Vadhiyar and R S Nanjundiah, 2009: Dynamic Component Extension: A Strategy for Performance Improvement in Multi-Component Applications. International Journal of High Performance Computing Applications 23, pages 84-98.

2008

32. Mishra S, J Srinivasan and R S Nanjundiah, 2008: Impact of temporal resolution on ITCZ rainfall. Monthly Weather Review, 136, 4077-4091.

31. Sahaney S and R S Nanjundiah, 2008 : Impact of Convective Downdraft on Rainfall in an Aqua-planet model. Annales Geophysicae, 26, 1877-1887.

30. Nanjundiah R S, 2008: HPC: Its application in Climate Modelling. Computer Modelling in Engi-neering & Sciences, 27, 1-23.

29. Kumar S V , R S Nanjundiah, M J Thazhuthaveetil, and R Govindrajan , 2008: Impact of Message Compression on the Scalability of an Atmospheric Modelling. Application on Clusters. Journal of Parallel Computing, doi:10.1016/j.parco-2007.10.0.002, 34, 1-16.

28. Anandhi A , V V Srinivas, R S Nanjundiah and D Nagesh Kumar,2008: Downscaling Precipitation to River Basin in India for IPCC SRES Scenarios using Support Vector Machine. International Journal of Climatology, doi: 10.1002/joc.1529, 28, 401-420.

2007

27. Nanjundiah R S and T.N. Krishnamurti, 2007: Intraseasonal Variations of Tropical Convergence Zones: Theory and Predictions. Current Science, 93, 173-181.

2006

26. Chakraborty A , R S Nanjundiah, and J Srinivasan 2006: Theoritical Aspects of the Onset of Indian Summer Monsoon From Perturbed Orography Simulations in a GCM Annales Geophysicae, 24, 2075-2089.

25. Tripathi S , V. V. Srinivas and R S Nanjundiah, 2006: Downscaling of Precipitation for Climate Change Scenarios: A Support Vector Machine Approach. Journal of Hydrology, 330, 621-640.

24. Maity R , D N Kumar and R S Nanjundiah, 2006: Review Of Hydroclimatic Teleconnection Between Hydrologic Variables And Large-Scale Atmospheric Circulation Patterns With Indian Perspective. Journal of Indian Hydrological Society, 13, 77-92.

23. M P Sudheer , R S Nanjundiah and A S V Murthy, 2006: Revisiting the Slow Manifold of Lorenz-Krishnamurthy Quintet. Discrete and Continous Dynamical Systems - Series B, 6, 1403-1416.

22. Vidyunmala V , R S Nanjundiah and J Srinivasan, 2006: The E ect of Variation in SST and its Meridional gradient on the Equatorial and O -equatorial ITCZ in AGCM. Meteorology and Atmo-spheric Physics, 95, 239-253

2005

21. Nanjundiah R S , V Vidyunmala and J Srinivasan, 2005: The impact of increase in CO2 on the simulation of tropical biennial oscillations (TBO) in 12 coupled general circulation models Atmospheric Science Letters, 6, 183-191 doi: 10.1002/asl.113.

20. Janakiraman S , R S Nanjundiah, and P Vinaychandran 2005: Simulations of the Monsoons with a Coupled Ocean-Atmospheric Model on the Param Padma. Current Science, 89, 1555-1562.

19. Nanjundiah R S , V Vidyunmala and J Srinivasan, 2005: On the di erence in the seasonal cycle of rainfall over India in the Community Climate System Model( CCSM2) and Community Atmospheric Model(CAM2). Geophysical Res. Letters, 32, doi: 10.1029/2005GL024278.

18. Gadgil S, M Rajeevan and R S Nanjundiah, 2005: Monsoon Prediction -Why yet another failure? Current Science, 88, 1389-1400.

2004

17. Chakraborty A , S K Satheesh, R S Nanjundiah and J. Srinivasan, 2004: Impact of Absorbing Aerosols on the Simulation of Climate in the Indian Region using an atmospheric GCM. Annales Geophysicae, 22, 1421-1434.

16. Shanker A P , and R S Nanjundiah , 2004: Morlet Wavelet Analysis in Space and Time: Study of Poleward Propagations of Intertropical Convergence Zones. Geophysical Research Letters, 31, doi:10.1029/2003GL018150

2002

15. Chakraborty A , R S Nanjundiah and J Srinivasan, 2002: Role of Asian and African Orography on Indian Summer Monsoon. Geophysical Research Letters, 29, doi: 10.1029/2002GL015522.

14. Gadgil S, J Srinivasan, R S Nanjundiah , K Krishna Kumar, A A Munot, and K. Rupa Kumar, 2002: On Forecasting the Indian Summer Monsoon :the Intriguing Season of 2002. Current Science, 83, 394-403.

13. Rajendran K , R S Nanjundiah and J Srinivasan, 2002: The Impact of Surface Hydrology on the Simulation of Tropical Intraseasonal Oscillation in NCAR (CCM2) Atmospheric GCM. Journal of Meteorological Society of Japan, 80, 1357-1381

12. Bhat G S, A Chakraborty , R S Nanjundiah and J Srinivasan, 2002: Vertical Thermal Structure of the Atmosphere over North Bay of Bengal: Observation and Model Results. Current Science, 83, 296-302

11. Srinivasan, J and R S Nanjundiah, 2002: The Evolution of Indian Summer monsoon in 1997 and 1983. Meteorology and Atmospheric Physics, 79, 243-257

10. Rajendran K , R S Nanjundiah, and J Srinivasan, 2002: Comparison of Seasonal and Intrasea-sonal Variation of Tropical Climate in NCAR CCM2 GCM With Two Di erent Cumulus schemes. Meteorology & Atmospheric Physics  79, 57-86.

1992-2000

9. Murthy A S V, and R S Nanjundiah, 2000:  Splitting Errors in Explicit and Implicit Methods. Monthly Weather Review, 128, 3921-3926.

8. Nanjundiah R S, 2000: Impact of Moisture Transport on the Simulated Tropical Rainfall in a General Circulation Model. Climate Dynamics, 16, 303-317.

7. Nanjundiah R S, 2000: Seasonal Simulation of the Monsoon with the NCMRWF Model. Current Science, 78, 869-875.

6. Sinha, U N, R S Nanjundiah , and T N Venkatesh, 1999: Computational Weather Modelling. Current Science, 77, 1333-1342.

5. Jagadheesha D , R S Nanjundiah and R Ramesh, 1999: Orbital Forcing of Monsoonal Climates in NCAR CCM2 with Two Horizontal Resolutions. Paleoclimatology, 3, 279-301.

4. Nanjundiah R S and J Srinivasan, 1999: Anomalies of Precipitable Water-Vapor and Vertical Sta-bility During El-Nino. Geophysical Research Letters, 26, 95-98.

3. Nanjundiah R S, and U N Sinha 1999: Impact of Modern Software Engineering Practices on the Capabilities of an Atmospheric General Circulation Model. Current Science, 76, 1114-1116.

2. Sinha U N and R S Nanjundiah , 1998: Usability of Parallel Processing Computers in Numerical Weather Prediciton. Current Science, 74, 1045-1048.

1. Nanjundiah R S , J Srinivasan and S Gadgil, 1992: Intraseasonal Variation of the Indian Summer Monsoon. II : Theoritical Aspects. J of Japanese Meteorological Society, 70, 529-550. (Special issue on Asian Monsoons).

TOP

Book Chapters

1. Rajeevan M and R S Nanjundiah, 2009: Coupled Model Simulations of Twentieth Century Climate of the Indian Summer Monsoon. In Current Trends in Science, Platinum Jubilee Special Publication of Indian Academy of Sciences, pages 537-561 Ed: A Bhattacharyya, S R Shetye and V K Gaur.

2. Vinaychandran P N and R S Nanjundiah, 2007: Association between Indonesian Rainfall and the Indian Ocean dipole in Understanding and Forecasting of Monsoons. P N Vinaychandran (Ed). Centre for Science and Technology of the Non- Aligned and Other Developing Countries (NAM S & T Centre), New Delhi.

 TOP

Conferences

Indicates Student Author

2016

72. Saha M , P Mitra and R S Nanjundiah: Predictor Discovery for Early-late Indian Summer Monsoon Using Stacked Autoencoder. International Conference on Computational Science 2016, ICCS 2016, 6-8 June 2016, San Diego, California, USA. Procedia Computer Science, doi:10.1016/j.procs.2016.05.337

71. Sharif J , P N Vinayachandran, R S Nanjundiah: Impact of global river runo into the ocean on cli-mate. SPIE Conference on Remote Sensing and Modeling of the Atmosphere, Oceans and Interactions, New Delhi 6 April, 2016.

70. Karmakar N , A Chakraborty and R S Nanjundiah: The spatio-temporal structures and role of low-and high-frequency intraseasonal modes in Indian Summer monsoon rainfall observed in TRMM data. SPIE Conference on Remote Sensing and Modeling of the Atmosphere, Oceans and Interactions, New Delhi, 4 April 2016.

69. Nanjundiah R S, G Govardhan and S K Satheesh: Aerosol simulations over the Indian region: comparison with ground and satellite-derived observations. SPIE Conference on Remote Sensing and Modeling of the Atmosphere, Oceans, and Interactions, New Delhi 7 April, 2016.

68. Nanjundiah R S: Forecasting of Monsoons: Challenges & Opportunities. IMS Workshop, IITM Pune, 23-24 February 2016

2015

67. Nanjundiah R S, G Govardhan , S K Satheesh and K Krishnamoorthy: Aerosol simulations over Indian region in o -line and on-line chemistry transport models. Lorri Workshop, Imperial College, London, UK, 9th July 2015.

2014

66. Nanjundiah R S and A P Gunasekaran: Modelling Planetary Atmospheres: Challenges. The Second Indian Venus Workshop, NGRI, Hyderabad 28-29 October, 2014 (Invited Talk).

65. Nanjundiah R S, 2014: Use of Computational Accelerators in Climate Modelling. IRUS Workshop, HiPC, Goa, 18 Dec 2014. (Invited Talk)

64. Nanjundiah R S, 2014: Monsoons: Intraseasonal Variability & Seasonal Mean. Workshop on Clouds Convection and Data, Abu Dhabi, UAE, 4-6 March 2014 (Invited Talk).

2013

63. Korwar S K , S S Vadhiyar and R S Nanjundiah, 2013: GPU-enabled E cient Executions of Radiation Calculations in Climate Modeling. In the proceedings of International Conference on High Performance Computing (HiPC), December 2013, Bangalore, India.

62. Nanjundiah R S, 2013: Monsoon Prediction and Simulation: The HPC Challenge. Indo-US Work-shop on High Performance Computing, Applications, Big Data and Analytics. IISc Bangalore, 16-18 December 2013.

61. Nanjundiah R S, 2013: Seasonal Prediction of Indian Monsoon: Role of Teleconnections. Indo-French Meeting, CEFPRA, New Delhi, 3-5 October 2013.

60. Malakar P , V Natarajan, S S Vadhiyar and R S Nanjundiah, 2013: A Di usion-Based Processor Reallocation Strategy for Tracking Multiple Dynamically Varying Weather Phenomena. In the pro-ceedings of the International Conference on Parallel Processing (ICPP), October 2013, Lyon, France.

59. Nanjundiah R S, 2013: Parallel Computational Environments for Modelling Atmospheric & Oceanic Flows. ICTS Workshop on Advanced Dynamical Core Modeling for Atmospheric and Oceanic Circu-lations. National Atmospheric Research Laboratory, Tirupati, 18-23 February 2013.

58. Nanjundiah R S, 2013: Climate and Weather over Borneo. HPC Workshop, University of Brunei Dar-us-salaam, Brunei, 7th February 2013

57. Nanjundiah R S, 2013: Seasonal Prediction of Indian Monsoon: Role of Ocean-Atmosphere Coupling. ICTS Workshop on Clouds, Convection and Tropical Meteorology, International Centre for Theoritical Studies, TIFR, Bangalore, 21-26 January 2013

2012

56. Govardhan G , R S Nanjundiah, S K Satheesh, K Krishnamoorthy and V R Kotarmurthi, 2012: Simulations of aerosols during pre-monsoon and post-monsoon periods, over Indian region. AGU Fall Meeting, San Francisco, 3-7 December 2012.

55. Nanjundiah R S, 2012: Indian Monsoon-Indian Ocean Linkages in Coupled Models: Its relevance to Seasonal Forecasts of Indian Monsoons. PORSEC 2012, Kochi, 6-9 Nov 2012 (Invited Talk).

54. Nanjundiah R S and M Ved, 2012: Interannual Variability in Retrospective CFS Forecasts. MMICM, IITM, Pune, 10-12 September 2012.

53. Nanjundiah R S 2012: Monsoons: Interplay of Fluid Mechanics and Thermodynamics. ICCOMIM-2012, MSRIT, Bangalore, 11-13 July 2012 (Invited Talk).

52. Nanjundiah R S, 2012: Monsoons Impact of Oceans and Orography. Workshop on Extra-tropical Tropical Interactions, NYU, Abu Dhabi (UAE), 19-22 March, 2012 (Invited Talk).

51. Nanjundiah R S, 2012: HPC: A Useful Tool to Study and Understand Monsoon. HPC Symposium, IIT Kanpur, 13-14 March 2012 (Invited Talk).

2011

50. Nanjundiah R S, 2011: Challenges in Predicting and Simulating the Monsoon. HiPC User Sympo-sium, Bangalore, 19-21 Dec 2011 (Invited Talk).

49. Nanjundiah R S, 2011: Turbulence in Climate Studies. ICTS-TIFR Discussion Meeting on Turbu-lence, 12-16 December, IISc Bangalore (Invited Talk)

48. Nanjundiah R S, 2011: Do Coupled Models Simulate the EQUINOO-ISMR Relationship? Workshop on Monsoon Variability, 17-19 August 2011, IISc Bangalore.

47. Nagaraj S , V Natarajan and R S Nanjundiah, 2011: A Gradient- Based Comparison Measure for Visual Analysis of Multi eld Data. EuroVis 2011, Bergen, Norway (3rd Prize in the Best Paper Category).

2010

46. Sundari S M , S S Vadhiyar and R S Nanjundiah, 2010: Morco: Middleware Framework for Long-Running Multi-Component Applications on Batch Grids. HPDC 2010, June 20-25 2010, Chicago, USA.

45. Nanjundiah R S, 2010: Modeling of Monsoons: A Challenge in Climate and Computational Sciences. The 12th International Specialist Meeting on The Next Generation Models on Climate Change and Sustainability for Advanced High Performance Computing Facilities, 23-25 March 2010, Tsukuba, Japan (Invited Talk).

2009

44. Malakar P , V Natarajan, S S Vadhiyar and R S Nanjundiah, 2009: An integrated simulation and visualization framework for Tracking cyclone Aila. International Conference on High Performance Computig, HiPC, 16-19 December 2009, Kochi, India. (Best Student paper award)

43. Sundari S M , S S Vadhiyar and R S Nanjundiah, 2009: Middleware for Long-Running Applications on Batch Grids. International Conference on High Performance Computing, HiPC, 16-19 December 2009, Kochi, India

42. Nanjundiah R S, S S Vadhiyar and S M Sundari , 2009: Computational Challenges for Monsoon Studies in India. ATIP 1st Workshop on HPC in India, Supercomputing 2009, 20 November 2009, Portland USA. (invited talk)

2008

41. Nanjundiah R S, 2008: Impact of coupling on simulation of seasonal cycle in atmosphere and ocean over Indian region. International Conference on Progress in Weather prediciton and Climate Modelling over the Indian Region, December 9-12, 2008, Noida, India.(invited talk)

40. Nanjundiah R S, 2008: Climate system modelling: Challenges in Load Balancing and Grid Enabling a Multi-Component System, International Conference on High Performance Computing (HiPC), User Industry Symposium, December 17-19, 2008, Bangalore, India. (invited talk)

39. Anandhi A , Srinivas V V, Kumar, D N, Nanjundiah R S, 2008. Downscaling climate variables to river basin scale in India for IPCC SRES scenarios using support vector machine. Proceedings of Water Down Under Conference. 15-17 April, Adelaide, Australia, ISBN 0-858-25735-1, pp.449-458.

2007

38. Sundari M S , S S Vadhiyar and R S Nanjundiah: Coupled Climate Models on Grids. HiPC 2007, Goa, 18-21 December 2007.

37. Nanjundiah R S, 2007: Grid Computing and HPC for Climate Studies. Eu-India Grid Computing Workshop. Pune 27-28 September 2007 (invited talk).

36. S Janakiraman , R S Nanjundiah and A S V Murthy, 2007: A variable resolution global spectral model on the sphere with ner resolution over tropics. 2007 Workshop on Solution of Partial Di erential Equations on the Sphere. UK Met. O ce, Exeter, UK, 24-27 September 2007.

35. Nanjundiah R S, 2007: Simulation of Indian Summer Monsoon: Role of Oceans, Mountains and Aerosols. Celebrating the Monsoon, International Conference on Monsoons, Indian Institute of Science, Bangalore, 24-28 July 2007.

34. Vidyunmala V , R S Nanjundiah and J Srinivasan, 2007: Errors in Simulation of Oceanic ITCZ and Indian Summer Monsoon Rainfall in IPCC AR4 20c3m and AMIP simulations. Celebrating the Monsoon, International conference on Monsoons, Indian Institute of Science, Bangalore 24-28 July 2007.

33. Nanjundiah R S, 2007: Monsoons, Climate System Models and HPC: A User's Perspective. Invited Talk at International HPC Users Forum Conference. IIT New Delhi, 28 Feb -1 March 2007.

32. Srinivasan J, R S Nanjundiah and V Vidyunmala , 2007: Analysis of the Errors in the Simulation of Indian Monsoon Rainfall in IPCC AR4 Simulations of the 20th Century Climate. WGNE/PCMDI Systematic Errors Workshop February 12-16 2007, San Francisco, USA.

2006

31. M P Sudheer , R S Nanjundiah and A S V Murthy,2006: Slow-Manifolds for Use in Weather Forecasting, International Congress on Computational Mechanics and Simulation (ICCMS 06) Dec 8-10, 2006, IIT Guwahati, India

30. Nanjundiah R S, 2006: HPC and Climate Systems Modelling: A User's Perspective. Invited Talk HiPC 2006, Bangalore 19-22 Dec 2006.

29. Mishra S K , J Srinivasan and R S Nanjundiah, 2006:The Impact of Timestep Size in The Simulation of Rainfall in a GCM. AGU Fall Meeting 2006, San Francisco,USA.

28. Nanjundiah R S, 2006: AGCMS, Monsoons and Interannual Variability: Is SST-Rainfall Relationship the Culprit? Invited talk at 3rd Annual meeting of Asia Oceania Geophysical Society, Singapore, 10-14 July 2006.

27. Nanjundiah R S, 2006, A Chakraborty and J Srinivasan, 2006: Impact of African Orography on the Low Level Westerly Jet During the Monsoon Season. 11th Asian Congress of Fluid Mechanics, Kuala Lumpur, Malaysia, 22-25 May 2006.

26. Sahaney S and R S Nanjundiah, 2006: Impact of Convective Downdrafts on The Simulation of Interannual Variability of Indian Summer Monsoon Rainfall in a GCM. IMPA 2006, IIT Delhi, February 14-16 2006.

25. Mishra S , R S Nanjundiah and J Srinivasan, 2006: Impact of Temporal Resolution on ITCZ Simulation In An Aquaplanet GCM. IMPA 2006, IIT Delhi, February 14-16 2006.

24. Tripathi S , V V Srinivas , R S Nanjundiah, 2006. Support Vector Machine Approach to Downscale Precipitation in Climate Change Scenarios. In: Randall Graham, (Ed.), Examining the Con uence of Environmental and Water Concerns, Proceedings of the 2006 World Environmental and Water Resources Congress (CD-ROM), May 21-25, 2006, Omaha, Nebraska, USA.

2005

23. Nanjundiah R S, 2005: Monsoon Simulations and High Peroformance Computing. Brainstorming workshop on High Performance Computing for Weather and Climate. Indian Institute of Technology, New Delhi, March 10-13 2005

22. Nanjundiah R S, 2005: Monsoon Simulation on Param Padma. NRB Workshop on Recent Trends in IT and Computing. National Physical and Oceanographic Laboratory, Kochi, January 10 and 11, 2005.

2004

21. Shanker A P and R S Nanjundiah, 2004: 2-D Complex Wavelet Transforms for Identi cation of Wave-like features in Geophysical Data. SPCOM 2004, IISc Bangalore, December 11-14, 2004.

20. Janakiraman S , R S Nanjundiah and A S V Murthy, 2004: High Resolution Tropical Belt Trans-formation for Variable Resolution Spectral Models PDEs on a Sphere 2004, Yokohoma, Japan, July 17-19, 2004.

1989-2003

19. Nanjundiah R S and S Janakiraman , 2003: Impact of Water Mass forcing on simulation of Indian Summer Monsoon. HPC SE 2003, Moscow June 16-20, 2003. (Invited talk)

18. Venkatesh T N, R S Nanjundiah, and U N Sinha, 2000: Building A Scalable Parallel Architecture for Spectral GCMs. In 9th Symposium on Use of MPPs i for Weather Forecasting, ECMWF, Reading, U K, November 13-17 2000.

17. Semeena V S and R S Nanjundiah, 2000: Impact of Surface Hydrological Modelling on Simulation of the Indian Monsoon. Tropmet, Cochin, February 2000.

16. Nanjundiah R S, 2000: Importance of Modelling Moisture Advection in Simulation of tropical Rain-fall in GCMs. National Space Science Symposium, Puri, 1-4 March 2000.

15. Nanjundiah R S, 1999: Reengineering Issues for the Spectral GCM. Symposium on Advances in Numerical Weather Prediction Techniques for the Tropics. IBM SRC, IIT Delhi, 10 Dec 1999.

14. Nanjundiah R S, 1999: Application of Parallel Computing to Atmospheric Modelling Studies. PCAA'99, CDAC Pune, 23-26 June 1999.

13. Nanjundiah R S, 1998: Numerical Methods for Atmospheric Models. International Symposium on Cyclones. Dhaka, Dec 12-16 1998.

12. Bali M , Nanjundiah, R S and Kusuma G Rao, 1998: Impact of Surface Layer Processes in Modelling of Indian summer Monsoon by CCM2. National Seminar on Numerical Weather Prediction with emphasis on Boundary Layer Modelling and Meso-scale Modelling, Jadavpur University, Calcutta, Dec 3-5, 1998.

11. Nanjundiah R S, 1998: Use of High Computing for Weather & Climate Related Problems. Workshop on Modern Trends in Computing Technologies, Centre for Advanced Techonology, Indore, Nov 9-10, 1998.

10. Nanjundiah R S and A Raju, 1997: Experiment In Parallel Implementation of the NCMRWF model. Intromet, IIT Delhi, 2-5 December 1997.

9. Jagadheesha D , R S Nanjundiah and R Ramesh, 1997: Paleoclimatological Studies On South Asian Monsoon Using CCM2 GCM. Intromet, IIT Delhi, 2-5 December 1997.

8. Rajendran K , R S Nanjundiah, and J. Srinivasan, 1997. Impact of Surface Hydrology on Monsoon Simulation. VIIth Asian Conference of Fluid Mechanics, December 8-12, 1997, Madras, India

7. Raju A and R S Nanjundiah, 1997: Development of a Parallel Climate Version of the NCMRWF T-80 Model. Tropmet '97, Bangalore, India, 10-14 February 1997.

6. Nanjundiah R S, K Rajendran, and J Srinivasan, 1997: Impact of Orography on the Simulation of Asian Summer Monsoon Rainfall in NCAR CCM2 GCM. Workshop on Monsoon Studies (IWM-I), Bali, Indonesia, 24-28 February 1997.

5. Asha G, K Rajendran and R S Nanjundiah, 1997: Intraseasonal Variations of the Asian Monsooon: CCM2 Simulations. Tropmet '97, Bangalore, India, 10-14 February 1997.

4. Sinha U N and R S Nanjundiah 1996 : A Decade of Parallel Meteorological Computing on Flosolver. In 7th Symposium of Use of MPPs for Weather Forecasting, ECMWF, Reading December 3-4 1996. (50%)

3. Michalakes J, T Can eld, R S Nanjundiah and S Hammond : MPMM A Massively Parallel Meso-Scale Model for Weather Forecasting. In 5th Symposium on Use of MPPs for Weather Forecasting, ECMWF, Reading. Nov 1994.

2. Nanjundiah R S, J Srinivasan and S Gadgil,1992: E ect of Cumulus Parameterization on Modelling the Intraseasonal Variation of Tropical Convergence Zones. In Physical Proceses in Atmospheric Models". Ed: D R Sikka and S S Singh. Pp: 480-491. Wiley Eastern Limited New Delhi.

1. Nanjundiah R S, 1989: Monsoon Simulation on Flosolver. Second Indo-Soviet Symposium on Me-chanics, NAL, Bangalore, February 1989.

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Reports

13. Venkatesh T N, J Mathew and R S Nanjundiah, 2011: Exploring a Mechanism for Severe Clear Air Turbulence. Fluid Mechanics report-2011-FM2, Dept of Aerospace Engineering, IISC, Bangalore.

12. Nanjundiah R S, 2009: A Quick Assessment of Forecasts for the Indian Summer Monsoon Rainfall in 2009. CAOS Report No 2009 AS 02, CAOS, IISc, Bangalore.

11. Vivek S and R S Nanjundiah, 2009: Forecasting Indian Summer Monsoon using support vector machine approach. CAOS Report No. 2009 AS 01.

10. Sundari M S , V S Sathish and R S Nanjundiah: Loadbalancing of longwave calculations in CCSM. CAOS Report No. 2007 AS 01.

9. Shanker A P , and R S Nanjundiah, 2003: Two-Dimensional Morlet Wavelet Analysis of Atmo-spheric Data. CAOS Report No. 2003 AS 01

8. Venkatesh T N, and R S Nanjundiah, 1999: Cyclone Track Prediction: International Status. NAL Report PDFS9919. Flosolver Unit, National Aerospace Laboratory.

7. Nanjundiah R S, and V S Semeena , 1998: Behaviour of Atmospheric Anamolies During May over Asia-Paci c Region. CAOS (IISc) Report 98AS8.

6. Nanjundiah R S, A Raju and U N Sinha, 1996: Implementation of the T-80 NCMRWF Model on Power2 Architecture. Part III: Validation of Sequential and Parallel Implementation. CAOS (IISc) Report 96AS3.

5. Nanjundiah R S, A Raju and U N Sinha, 1996: Implementation of the T-80 NCMRWF Model on Power2 Architecture. Part II: Coarse Grain Parallel Implementation. CAOS (IISc) Report 96AS2.

4. Nanjundiah R S, A Raju and U N Sinha, 1996: Implementation of the T-80 NCMRWF Model on Power2 Architecture. Part I: Sequential Implementation. CAOS (IISc) Report 96AS2.

3. Michalakes J and R S Nanjundiah, 1994: Computational Load in Model Physics of the parallel NCAR Community Climate Model. ANL/MCS-TM-186, February 1994.

2. Nanjundiah R S and U N Sinha, 1992: Implementation of A Three-Dimensional Global Climate Model on Flosolver Mk3 Parallel Computer. CAS (Indian Institute of Science) Report No. 92-AS-3.

1. Nanjundiah R S, 1988: Simulation of Monsoon on Flosolver. NAL Report PDAE8803. National Aeronautical Laboratory, Bangalore, India February 1988.

 
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