INDIAN INSTITUTE OF SCIENCE EDUCATION AND RESEARCH KOLKATA

... towards excellence in science

An Autonomous Institution, Under the Ministry of Education, Government of India

Tarun Kumar Dalai

Associate Professor
Dept: Earth Sciences (DES)
E-mail: dalai [at] iiserkol.ac.in

All Publications:

  1. Samanta, Saumik; Dalai, Tarun K; Tiwari, Sameer K and Rai, Santosh K. 2018."Quantification of source contributions to the water budgets of the Ganga (Hooghly) River estuary, India." Marine Chemistry, 207, 42-54
  2. Samanta*, Saumik and Dalai, Tarun K. 2018."Massive production of heavy metals in the Ganga (Hooghly) River estuary, India: Global importance of solute-particle interaction and enhanced metal fluxes to the oceans." Geochimica et Cosmochimica Acta, 228, 243-258
  3. Samanta*, Saumik; Amrutha*, K; Dalai, Tarun K and Kumar, Sanjeev. 2017."Heavy metals in the Ganga (Hooghly) River estuary sediment column: evaluation of association, geochemical cycling and anthropogenic enrichment." Environmental Earth Sciences, 76, 140
  4. Samanta*, Saumik and Dalai, Tarun K. 2016."Dissolved and particulate Barium in the Ganga (Hooghly) River estuary, India: Solute-particle interactions and the enhanced dissolved flux to the oceans." Geochimica et Cosmochimica Acta , 195, 1-28
  5. Samanta*, Saumik; Dalai, Tarun K.; Pattanaik, Jitendra K.; Rai, Santosh K. and Mazumadar, Aninda. 2015."Dissolved inorganic carbon (DIC) and its d13C in the Ganga (Hooghly) River estuary, India: Evidence of DIC generation via organic carbon degradation and carbonate dissolution.." Geochimica et Cosmochimica Acta, 165, 226-248
  6. Dalai, Tarun K and Ravizza, Greg. 2010."Investigation of an early Pleistocene marine Osmium isotope record from the Eastern Equatorial Pacific." Geochimica et Cosmochim. Acta, 74, 4332-4345
  7. Paquay, Francois; Ravizza, Gregory E; Dalai, Tarun K and Peucker-Ehrenbrink, Bernhard. 2008."Determining chondritic impactor size from the marine osmium isotope record." SCIENCE, 320, 214-218
  8. Paquay, Francois S; Ravizza, Gregory E; Dalai, Tarun K and Peucker-Ehrenbrink, Bernhard. 2008."Response to Comment on "Determining chondritic impactor size from the marine osmium isotope record”." SCIENCE, 321, 1158b
  9. Dalai, Tarun Kumar and Ravizza, Greg. 2006." Evaluation of Osmium isotopes and Iridium as paleoflux tracers in pelagic carbonates." Geochimica et Cosmochim. Acta, 70, 3928-3942
  10. Dalai, Tarun Kumar; Ravizza, Gregory E and Peucker-Ehrenbrink, B. 2006."The Late Eocene 187Os/188Os excursion: Chemostratigraphy, cosmic dust flux and the early Oligocene glaciation." Earth and Planetary Science Letters, 241, 477-492
  11. Dalai, Tarun K; Suzuki, Katsuhiko; Minagawa, Masao and Nozaki, Yoshiyuki. 2005."Variations in seawater osmium isotope composition since the last glacial maximum: A case study from the Japan Sea." Chemical Geology, 220, 303-314
  12. Dalai, Tarun K; Nishimura, Kazuhiko and Nozaki, Yoshiyuki. 2005."Geochemistry of molybdenum in the Chao Phraya River estuary, Thailand: Role of suboxic diagenesis and porewater transport." Chemical Geology, 218, 189-202
  13. Dalai, Tarun K; Rengarajan, R and Patel, P P. 2004."Sediment geochemistry of the Yamuna River System in the Himalaya: Implications to weathering and transport." Geochemical Journal, 38, 441-453
  14. Dalai, Tarun K; Krishnaswami, S and Kumar, Anil. 2003."Sr and 87Sr/86Sr in the Yamuna River System in the Himalaya: Sources, fluxes and controls on radiogenic Sr isotopic composition." Geochimica et Cosmochimica Acta, 67, 2931-2948
  15. Singh, Sunil K; Dalai, Tarun K and Krishnaswami, S. 2003."U-Th series isotopes in carbonates and black shales from the Lesser Himalaya: Implications to dissolved uranium abundances in Ganga-Indus source waters." The Journal of Environmental Radioactivity, 67, 69-90
  16. Dalai, Tarun K; Krishnaswami, S and Sarin, M M. 2002."Barium in the Yamuna River System in the Himalaya: Sources, fluxes and its behavior during weathering and transport." Geochemistry, Geophysics, Geosystems, 3, 1-23
  17. Dalai, Tarun K; Bhattacharya, S K and Krishnaswami, S. 2002."Stable isotopes in the source waters of the Yamuna and its tributaries: Seasonal and altitudinal variations and relation to major cations." Hydrological Processes, 16, 3345-3364
  18. Dalai, Tarun K; Singh, Sunil K; Trivedi, J R and Krishnaswami, S. 2002."Dissolved Rhenium in the Yamuna River System and the Ganga in the Himalaya: Role of black shale weathering on the budgets of Re, Os, and U in rivers and CO2 in the atmosphere." Geochimica et Cosmochimica Acta, 66, 29-43
  19. Dalai, Tarun K; Krishnaswami, S and Sarin, M M. 2002."Major ion chemistry in the headwaters of the Yamuna River System: Chemical weathering, its temperature dependence and CO2 consumption in the Himalaya." Geochimica et Cosmochimica Acta, 66, 3397-3416
  20. Dalai, Tarun K and Sarin, M M. 2002."Trace?determination of strontium and barium in river waters by inductively coupled plasma-atomic emission spectrometry, using an ultrasonic nebulizer." Geostandards Newsletter, The Journal of Geostandards and Geoanalysis, 26, 301-306
  21. Sarin, M M; Krishnaswami, S; Dalai, Tarun K; Ramaswamy, V and Ittekot, V. 2000."Settling fluxes of U- and Th- series nuclides in the Bay of Bengal: Results from time-series sediment trap studies." Deep Sea Research I, 47, 1961-1985