Tarun Kumar Dalai
Associate Professor
Dept: Earth Sciences (DES)
E-mail: dalai [at] iiserkol.ac.in
All Publications:
- Tiwari, Rakesh K; Dalai, Tarun K; Samanta, Saumik; Rahaman, Waliur; Singh, Sunil K and Horner, Tristan J. 2022."Geochemistry of Uranium in the Ganga (Hooghly) River estuary, India: The role of processes in the water column and below the sediment-water interface." Marine Chemistry, 247, 104173
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- Samanta, Saumik; Dalai, Tarun K and Pattanaik, Jitendra K. 2013." Geochemical and isotopic studies of the Hooghly River Estuary, India: Natural vs. anthropogenic sources of organic carbon", "Goldschmidt2013 Conference Abstracts". Cambridge Publications,
- Kisku, Premchand; Pattanaik, Jitendra K; Dalai, Tarun K and Balakrishnan, S. 2013." Chemical weathering and regolith development over Rajmahal basalt and Chotanagpur gneiss: A comparative study ", "Goldschmidt2013 Conference Abstracts". Cambridge Publications,
- Krishnaswami, S; Singh, Sunil K and Dalai, Tarun K. 1999." Silicate weathering in the Himalaya: Role in contributing to major ions and radiogenic Sr to the Bay of Bengal", "Ocean Science: Trends and Future Directions ". Indian National Science Academy and Akademia Books International, ISBN: XXXXXXXXXX