Search Results - "Gupta, NM"

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  1. 1

    Emergency transhiatal oesophagectomy for instrumental perforation of an obstructed thoracic oesophagus by Gupta, N. M.

    Published in British journal of surgery (01-07-1996)
    “…Between 1986 and 1994, 14 patients underwent emergency transhiatal oesophagectomy for iatrogenic instrumental perforation of the oesophagus. Continuity of the…”
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    Personal management of 57 consecutive patients with esophageal perforation by Gupta, Narendar Mohan, Kaman, Lileswar

    Published in The American journal of surgery (2004)
    “…Esophageal perforation is a surgical emergency associated with high morbidity and mortality. There is no consensus regarding the appropriate management of this…”
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    Pediatric intracranial aneurysms: durability of treatment following microsurgical and endovascular management by Sanai, Nader, Quinones-Hinojosa, Alfredo, Gupta, Nalin M, Perry, Victor, Sun, Peter P, Wilson, Charles B, Lawton, Michael T

    Published in Journal of neurosurgery (01-02-2006)
    “…Longer life expectancies and differences in the underlying disease in children with aneurysms raise important issues concerning the choice of microsurgical or…”
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  4. 4

    Zeolite catalyzed electrophilic substitution reaction of indoles with aldehydes: synthesis of bis(indolyl)methanes by Karthik, M, Tripathi, A.K, Gupta, N.M, Palanichamy, M, Murugesan, V

    Published in Catalysis communications (01-07-2004)
    “…Zeolites were found to catalyze electrophilic substitution reaction of indole with a variety of aromatic aldehydes affording good to excellent yields of…”
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    Transhiatal esophageal resection for corrosive injury by NARENDAR MOHAN GUPTA, GUPTA, Rajesh

    Published in Annals of surgery (01-03-2004)
    “…To analyze the feasibility and safety of transhiatal approach for resection of corrosively scarred esophagus. BACKGROUND SUMMARY DATA: The unrelenting…”
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    Influence of pH on the sorption behaviour of uranyl ions in mesoporous MCM-41 and MCM-48 molecular sieves by Vidya, K., Gupta, N.M., Selvam, P.

    Published in Materials research bulletin (02-11-2004)
    “…The sorption of uranyl ions in mesoporous MCM-41 and MCM-48 was accomplished with the help of a direct-template-exchange route, and the progress was monitored…”
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  9. 9

    Characterization of Co,Al-MCM-41 and its activity in the t-butylation of phenol using isobutanol by Karthik, M, Tripathi, A.K, Gupta, N.M, Vinu, A, Hartmann, M, Palanichamy, M, Murugesan, V

    Published in Applied catalysis. A, General (10-08-2004)
    “…Co,Al-MCM-41 catalysts with various n Si/( n Co+ n Al) ratios were synthesized and extensively characterized by low-angle XRD, TGA/DTG, BET, AAS, DRIFT, UV-Vis…”
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    The influence of aluminium sources on the acidic behaviour as well as on the catalytic activity of mesoporous H-AlMCM-41 molecular sieves by Sakthivel, A, Dapurkar, S.E, Gupta, N.M, Kulshreshtha, S.K, Selvam, P

    Published in Microporous and mesoporous materials (04-11-2003)
    “…A series of mesoporous molecular sieves (AlMCM-41) were synthesized with varying silicon-to-aluminium ratios and using three different aluminium sources, viz.,…”
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  11. 11

    Corrosive induced carcinoma of esophagus: Report of three patients and review of literature by Kochhar, Rakesh, Sethy, Pradeepta Kumar, Kochhar, Suman, Nagi, Birinder, Gupta, Narinder Mohan

    Published in Journal of gastroenterology and hepatology (01-04-2006)
    “…Patients with corrosive induced esophageal strictures have more than a 1000‐fold risk of developing carcinoma of the esophagus. We report three cases of…”
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    Temperature-programmed reduction and CO oxidation studies over Ce-Sn mixed oxides by SASIKALA, R, GUPTA, N. M, KULSHRESHTHA, S. K

    Published in Catalysis letters (2001)
    “…The reduction behaviour of Ce–Sn mixed oxides has been studied by a temperature-programmed hydrogen reduction technique and compared with that of pure SnO2 and…”
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  13. 13

    Synthesis, characterization and catalytic performance of Mg and Co substituted mesoporous aluminophosphates by Karthik, M., Vinu, A., Tripathi, A.K., Gupta, N.M., Palanichamy, M., Murugesan, V.

    Published in Microporous and mesoporous materials (21-05-2004)
    “…Hexagonal mesoporous pure AlPO, MgAPO and CoAPO were synthesized at room temperature using cetyltrimethylammonium bromide as the structure-directing template…”
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  14. 14

    Uranyl-anchored MCM-41 as a highly efficient photocatalyst for the complete oxidation of methanol under sunlight by Vidya, K., Kamble, V.S., Selvam, P., Gupta, N.M.

    Published in Applied catalysis. B, Environmental (20-12-2004)
    “…A photocatalyst that may exhibit high activity for oxidation of volatile organic compounds (VOCs) under solar radiation would offer a practical and economic…”
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    The influence of particle size on H 2-reduction, catalytic activity and chemisorption behavior of uranium oxide species dispersed in MCM-41: TPR, methanol-TPD and in situ FTIR studies by Kumar, Dharmesh, Varma, S., Gupta, N.M.

    Published in Catalysis today (01-09-2004)
    “…We report in this paper on the H 2-reduction and catalytic behavior of uranyl groups and nano-size crystallites of uranium oxide, co-encapsulated in the pore…”
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    Hydrothermal Synthesis and Characterization of Uranium-Containing MCM-48 Samples by Kumar, Dharmesh, Pillai, K. T, Sudersanan, V, Dey, G. K, Gupta, N. M

    Published in Chemistry of materials (07-10-2003)
    “…MCM-48 samples containing uranium (U−MCM-48) to the extent of 1 to 6 wt % were synthesized hydrothermally and characterized using powder XRD, 29Si MAS NMR,…”
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    Sunlight-assisted photocatalytic oxidation of methane over uranyl-anchored MCM-41 by KRISHNA, Vidya, KAMBLE, Valmik S, SELVAM, Parasuraman, GUPTA, Narendra M

    Published in Catalysis letters (01-11-2004)
    “…Uranyl ions anchored within the mesopores of MCM-41 silicate host matrix served as highly efficient heterogeneous catalysts for sunlight-assisted…”
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