Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Saumen Banerjee"'
Autor:
Prasanta Kumar Raul, Saumen Banerjee, Rashmi R. Devi, Sanjai K. Dwivedi, Bodhaditya Das, Anup K. Talukdar, Iohbor M. Umlong
Publikováno v:
Advances in Nanoparticles. 10:95-114
Fluoride above 1.5 mg·L-1 is injurious to health. Removal of fluoride from water using mesoporous MCM-41 as a strong adsorbent material has been attempted. Characterization using transmission electron microscopic study of calcined MCM-41 showed the
Publikováno v:
Proceedings of the National Academy of Sciences, India Section A: Physical Sciences. 91:393-404
This study applies positive matrix factorization (PMF) to 140 groundwater samples collected from four different Public Health Centers in North Brahmaputra basin, Assam, India. The aim of this technique is to identify and quantify the pollution source
Autor:
Kusum Borah, Richa Chaturvedi, Prasanta Kumar Raul, Pronobesh Chattopadhyay, Chira R. Bhattacharjee, Saumen Banerjee
Publikováno v:
Ecotoxicology and Environmental Safety. 110:216-220
Human populace of Assam, India repeatedly exposed to high concentration of iron in groundwater results in adverse health effects like hemochromatosis, liver cirrhosis and siderosis. In the present study, human hair and nail analysis were carried out
Autor:
Iohborlang M. Umlong, Prasanta Kumar Raul, Vijay Veer, Saumen Banerjee, Ashim Jyoti Thakur, Rashmi R. Devi
Publikováno v:
Materials Research Bulletin. 49:360-368
Graphical abstract: Non-magnetic polycrystalline iron oxide hydroxide nanoparticle with flower like morphology is found to play as an effective adsorbent media to remove As(III) from 300 μg L{sup −1} to less than 10 μg L{sup −1} from drinking w
Autor:
Bodhaditya Das, Iohborlang M. Umlong, Saumen Banerjee, Lokendra Singh, Prasanta Kumar Raul, Rashmi R. Devi
Publikováno v:
Journal of Experimental Nanoscience. 9:512-524
Nano-sized magnesium oxide (nano-MgO) was investigated for adsorption of fluoride from water. The pure and fluoride adsorbed nano-MgO were characterised by Brunauer–Emmett–Teller, high resolution transmission electron microscopy, X-ray diffractio
Autor:
Hari Prasad Sarma, Saumen Banerjee, Soumya Chatterjee, Rajib Lochan Goswamee, Mridul Chetia, Ravi B. Srivastava, Lokendra Singh
Publikováno v:
Clean Technologies and Environmental Policy. 14:21-27
Arsenic (As) in drinking water and its related toxicology are serious concerns nowadays. Development of better techniques related to removal of As from drinking water is an urgent need. Layered double hydroxide (LDH) or hydrotalcite-like compound wit
Autor:
Soumya Chatterjee, Hari Prasad Sarma, Lokendra Singh, Ravi B. Srivastava, Mridul Chetia, Manash J. Nath, Saumen Banerjee
Publikováno v:
Environmental Monitoring and Assessment. 173:371-385
Distribution of arsenic (As) and its compound and related toxicology are serious concerns nowadays. Millions of individuals worldwide are suffering from arsenic toxic effect due to drinking of As-contaminated groundwater. The Bengal delta plain, whic
Publikováno v:
Journal of the Chemical Society, Dalton Transactions. :2047-2052
The complex ion, [MnIV2(μ-O)2(μ-MeCO2)(bipy)2(H2O)2]3+ (13+) (bipy = 2,2′-bipyridine) and its aqua derivatives [Mn2IV(μ-O)2(bipy)2(H2O)4]4+ (24+) and [Mn2IV(μ-O)2(μ-MeCO2)(bipy)(H2O)4]3+ (33+) coexists in rapid equilibria in aqueous buffer in
Publikováno v:
Transition Metal Chemistry. 27:42-46
In aqueous acid, hydrazine reduces [MnIV3(μ-O)4(bipy)4(H2O)2]4+, (1), quantitatively to [MnIII,IV2(μ-O)2(bipy)4]3+, (2), and Mn2+ if [N2H+5] ≤ 2 × (stoichiometric amount). At higher [N2H+5], reduction proceeds up to Mn2+. The reduction of (1) to
Autor:
Lokendra Singh, Richa Chaturvedi, Kusum Borah, Chira R. Bhattacharjee, Vijay Veer, Pronobesh Chattopadhyay, Saumen Banerjee, Prasanta Kumar Raul
Publikováno v:
International journal of food sciences and nutrition. 65(7)
Anemia is a frequent problem in both the primary and secondary health care programs. In contrast, most areas of northeast India are vulnerable to iron toxicity. In the present study, we documented the effect of administration of iron rich water on he