Now showing items 1-14 of 14

    • Biogeochemical cycling of dissolved manganese in the Arabian Sea 

      Singh, N.D.; Singh, S.K.; Malla, N.; Chinni, V. (Elsevier, 2023)
      The study of marine biogeochemical cycling of Mn, a bio-essential trace metal, is crucial to decipher its relative role in controlling the production and diversity of marine phytoplankton.Furthermore, Mn oxides and ...
    • Link of the short-term temporal trends of Sr and Nd isotopic composition of aeolian dust over the Arabian Sea with the source emissions 

      Bikkina, S.; Shukla, Arvind; Singh, S.K.; Karri, D.; Singh, N.D.; Sahoo, Bisweswar (Elsevier, 2023)
      Aeolian transport of continental dust from the Middle East and South Asia to the Arabian Sea (AS) is an important route for delivering key trace metals and nutrients. Despite being surrounded by several deserts, it is not ...
    • Dissolved iron cycling in the Arabian Sea and sub-tropical gyre region of the Indian Ocean 

      Chinni, V.; Singh, S.K. (Elsevier, 2022)
      Understanding the sources and biogeochemical processes influencing the dissolved iron (DFe) distribution is crucial because of its coupled role in C- and N-fixation in the oceans. Vertical depth profiles of DFe in the ...
    • Impact of Dissolution of Saline-Alkaline Soils on the Hydrochemistry and Erosion Rates of the Ganga River System 

      Chatterjee, Jayati; Singh, S.K. (Wiley, 2022)
      We characterize here the saline-alkaline soils composed of Na2CO3 and NaHCO3 in the Ganga floodplain and the peninsular basin using various chemical proxies and the isotopic composition of Sr. Abundance of saline-alkaline ...
    • Geochemistry of uranium in the Ganga (Hooghly) River estuary, India: The role of processes in the water column and below the sediment-water interface 

      Tiwari, R.K.; Dalai, T.K.; Samanta, S.; Rahaman, W.; Singh, S.K.; Horner, T.J. (Elsevier, 2022)
      In this study, we discuss the cycling of uranium (U) in the Ganga (Hooghly) River estuary through investigation of the composition of the water samples of six periods of contrasting water discharge, the bulk and exchangeable ...
    • Dissolved aluminium cycling in the northern, equatorial and subtropical gyre region of the Indian Ocean 

      Singh, N.D.; Chinni, V.; Singh, S.K. (2020)
      Dissolved aluminium (hereafter, dAl) concentrations have been determined on 34 full vertical water column profiles, sampled along the two separate GEOTRACES-India transects (GI-01 and GI-06) to understand the biogeochemical ...
    • Isotopic fingerprinting of fluid circulation at the terminal stage of the Himalayan orogeny: An example from the Himalayan forearc basin, Indus Tsangpo suture zone, Ladakh, India 

      Kharya, A.; Sachan, H.K.; Santosh, M.; Singh, S.K.; Tiwari, S.K. (2019)
      Quartz and calcite veins are omnipresent in the Indus basin sedimentary rocks (IBSRs) of the Indus Tsangpo suture zone (ITSZ) which were formed by the accumulation of sediments derived from both sides of the tectonic plate. ...
    • Spatial variability in dissolved iron concentrations in the marginal and open waters of the Indian Ocean 

      Chinni, V.; Singh, S.K.; Bhushan, R.; Rengarajan, R.; Sarma, V.V.S.S. (Elsevier, 2019)
      We analyzed 28 full vertical profiles of dissolved iron (DFe) in the Indian Ocean (i.e., between 26°S – 20°N and 72°E – 105°E) during two research expeditions (SK-304: March–May 2013, SK-311: March–April 2014) as part of ...
    • The GEOTRACES Intermediate Data Product 2017 

      Schlitzer, R.; Anderson, R.F.; Dodas, E.M.; Lohan, M.; Geibert, W.; Tagliabue, A.; Bowie, A.; Jeandel, C.; Maldonado, M.T.; Landing, W.M.; Cockwell, D.; Abadie, C.; Abouchami, W.; Achterberg, E.P.; Agather, A.; Aguliar-Islas, A.; van Aken, H.M.; Andersen, M.; Archer, C.; Auro, M.; DeBaar, H.J.; Baars, O.; Baker, A.R.; Bakker, K.; Basak, C.; Baskaran, M.; Bates, N.R.; Bauch, D.; VanBeek, P.; Behrens, M.K.; Black, E.; Bluhm, K.; Bopp, L.; Bouman, H.; Bowman, K.; Bown, J.; Boyd, P.; Boye, M.; Boyle, E.A.; Branellec, P.; Bridgestock, L.; Brissebrat, G.; Browning, T.; Bruland, K.W.; Brumsack, H.-J.; Brzezinski, M.; Buck, C.S.; Buck, K.N.; Buesseler, K.; Bull, A.; Butler, E.; Cai, P.; Mor, P.C.; Cardinal, D.; Carlson, C.; Carrasco, G.; Casacuberta, N.; Casciotti, K.L.; Castrillejo, M.; Chamizo, E.; Chance, R.; Charette, M.A.; Chaves, J.E.; Cheng, H.; Chever, F.; Christl, M.; Church, T.M.; Closset, I.; Colman, A.; Conway, T.M.; Cossa, D.; Croot, P.; Cullen, J.T.; Cutter, G.A.; Daniels, C.; Dehairs, F.; Deng, F.; Dieu, H.T.; Duggan, B.; Dulaquais, G.; Dumousseaud, C.; Echegoyen-Sanz, Y.; Edwards, R.L.; Ellwood, M.; Fahrbach, E.; Fitzsimmons, J.N.; Russell Flegal, A.; Fleisher, M.Q.; VanDe Flierdt, T.; Frank, M.; Friedrich, J.; Fripiat, F.; Frollje, H.; Galer, S.J.G.; Gamo, T.; Ganeshram, R.S.; Garcia-Orellana, J.; Garcia-Solsona, E.; Gault-Ringold, M.; George, E.; Gerringa, L.J.A.; Gilbert, M.; Godoy, J.M.; Goldstein, S.L.; Gonzalez, S.R.; Grissom, K.; Hammerschmidt, C.; Hartman, A.; Hassler, C.S.; Hathorne, E.C.; Hatta, M.; Hawco, N.; Hayes, C.T.; Heimburger, L.-E.; Helgoe, J.; Heller, M.; Henderson, G.M.; Henderson, P.B.; van Heuven, S.; Ho, P.; Horner, T.J.; Hsieh, Y.-T.; Huang, K.-F.; Humphreys, M.P.; Isshiki, K.; Jacquot, J.E.; Janssen, D.J.; Jenkins, W.J.; John, S.; Jones, E.M.; Jones, J.L.; Kadko, D.C.; Kayser, R.; Kenna, T.C.; Khondoker, R.; Kim, T.; Kipp, L.; Klar, J.K.; Klunder, M.; Kretschmer, S.; Kumamoto, Y.; Laan, P.; Labatut, M.; Lacan, F.; Lam, P.J.; Lambelet, M.; Lamborg, C.H.; LeMoigne, F.A.C.; LeRoy, E.; Lechtenfeld, O.J.; Lee, J.-M.; Lherminier, P.; Little, S.; Lopez-Lora, M.; Lu, Y.; Masque, P.; Mawji, E.; Mcclain, C.R.; Measures, C.; Mehic, S.; Barraqueta, J.-L.M.; van der Merwe, P.; Middag, R.; Mieruch, S.; Milne, A.; Minami, T.; Moffett, J.W.; Moncoiffe, G.; Moore, W.S.; Morris, P.J.; Morton, P.L.; Nakaguchi, Y.; Nakayama, N.; Niedermiller, J.; Nishioka, J.; Nishiuchi, A.; Noble, A.; Obata, H.; Ober, S.; Ohnemus, D.C.; vanOoijen, J.; OSullivan, J.; Owens, S.; Pahnke, K.; Paul, M.; Pavia, F.; Pena, L.D.; Peters, B.; Planchon, F.; Planquette, H.; Pradoux, C.; Puigcorbe, V.; Quay, P.; Queroue, F.; Radic, A.; Rauschenberg, S.; Rehkamper, M.; Rember, R.; Remenyi, T.; Resing, J.A.; Rickli, J.; Rigaud, S.; Rijkenberg, M.J.A.; Rintoul, S.; Robinson, L.F.; Roca-Marti, M.; Rodellas, V.; Roeske, T.; Rolison, J.M.; Rosenberg, M.; Roshan, S.; RutgersVan-derLoeff, M.M.; Ryabenko, E.; Saito, M.A.; Salt, L.A.; Sanial, V.; Sarthou, G.; Schallenberg, C.; Schauer, U.; Scher, H.; Schlosser, C.; Schnetger, B.; Scott, P.; Sedwick, P.N.; Semiletov, I.; Shelley, R.; Sherrell, R.M.; Shiller, A.M.; Sigman, D.M.; Singh, S.K.; Slagter, H.A.; Slater, E.; Smethie, W.M.; Snaith, H.; Sohrin, Y.; Sohst, B.; Sonke, J.E.; Speich, S.; Steinfeldt, R.; Stewart, G.; Stichel, T.; Stirling, C.H.; Stutsman, J.; Swarr, G.J.; Swift, J.H.; Thomas, A.; Thorne, K.; Till, C.P.; Till, R.; Townsend, A.T.; Townsend, E.; Tuerena, R.; Twining, B.S.; Vance, D.; Velazquez, S.; Venchiarutti, C.; Villa-Alfageme, M.; Vivancos, S.M.; Voelker, A.H.L.; Wake, B.; Warner, M.J.; Watson, R.; VanWeerlee, E.; Weigand, A.M.; Weinstein, Y.; Weiss, D.; Wisotzki, A.; Woodward, E.M.S.; Wu, J.; Wu, Y.; Wuttig, K.; Wyatt, N.; Xiang, Y.; Xie, R.C.; Xue, Z.; Yoshikawa, H.; Zhang, J.; Zhang, P.; Zhao, Y.; Zheng, L.; Zheng, X.-Y.; Zieringer, M.; Zimmer, L.A.; Ziveri, P.; Zunino, P.; Zurbrick, C. (Elsevier, 2018)
      The GEOTRACES Intermediate Data Product 2017 (IDP2017) is the second publicly available data product of the international GEOTRACES programme, and contains data measured and quality controlled before the end of 2016. The ...
    • Spatial variability of upper ocean POC export in the Bay of Bengal and the Indian Ocean determined using particle-reactive 234 Th 

      Anand, S.S.; Rengarajan, R.; Sarma, V.V.S.S.; Sudheer, A.K.; Bhushan, R.; Singh, S.K. (Wiley, 2017)
      The northern Indian Ocean is globally significant for its seasonally reversing winds, upwelled nutrients, high biological production, and expanding oxygen minimum zones. The region acts as sink and source for atmospheric ...
    • Lithology, monsoon and sea-surface current control on provenance, dispersal and deposition of sediments over the Andaman continental shelf 

      Damodararao, K.; Singh, S.K.; Rai, V.K.; Ramaswamy, V.; Rao, P.S. (Lausanne, Switzerland : Frontiers Media, 2016)
      Sediments deposited on the Northern and Eastern Andaman Shelf along with a few sediments from the Irrawaddy and the Salween Rivers are studied for their elemental, Sr and Nd concentrations and their isotope composition ...
    • Mineralogy and Sr–Nd isotopes of SPM and sediment from the Mandovi and Zuari estuaries: Influence of weathering and anthropogenic contribution 

      Rao, V.P.; Shynu, R.; Singh, S.K.; Naqvi, S.W.A.; Kessarkar, P.M. (Elsevier, 2015)
      Clay minerals and Sr–Nd isotopes of suspended particulate matter (SPM) and bottom sediment were investigated along transect stations of the Mandovi and Zuari estuaries, western India to determine the provenance and role ...
    • Major and trace element geochemistry of Bay of Bengal sediments: Implications to provenances and their controlling factors 

      Tripathy, G.R.; Singh, S.K.; Ramaswamy, V. (Elsevier, 2014)
      Major and trace elements of sediments from a ~ 13-m long piston core (SK187/PC33) from the western Bay of Bengal have been investigated in this study to infer about the changes in provenances and related controlling factors ...
    • Sr–Nd isotope composition of the Bay of Bengal sediments: Impact of climate on erosion in the Himalaya 

      Tripathy, G.R.; Singh, S.K.; Bhushan, R.; Ramaswamy, V. (The Geochemical Society of Japan, 2011)
      A temporal high-resolution analysis of Sr–Nd isotopic composition, Fe, Al and V concentration and magnetic susceptibility (MS) has been carried out in a sediment core from the western Bay of Bengal to trace sediment sources. ...