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| 1 | Carbon, oxygen and strontium isotope geochemistry of Proterozoic carbonate rocks of the Vindhyan Basin, central India显示文摘 | KUMAR B SHARMA S D SREENIVAS B DAYAL A M RAO M N DUBEY N CHAWLA B R 2002 | 2002 | Precambrian Research2002,113,: | 1 |
| 2 | Effect of pretreatmentof cytochrome P450 (P450) modifiers on neurobehavioral toxicity induced by deltamethrin 显示文摘 | Dayal M Parmar D Dhawan A | 2003 | Food and Chemical2003,41,: | 1 |
| 3 | Effect of media components on cell growth and bacterial cellulose production from Acetobacter aceti MTCC 2623显示文摘 | Dayal M S Goswami N Sahai A | 2013 | Carbohydrate Polymers2013,94,: | 1 |
| 4 | Effects of bend-twist coupling on composite propeller performance显示文摘 | KHAN A M ADAMS D O DAYAL V VOGEL J M | 2000 | Mechanics of Composite Materials and Sa''uctures2000,7,4: | 1 |
| 5 | Serological diagnosis of tuberculosis显示文摘 | Dayal R Singh A Katoch V M | 2008 | Indian J Pediatr2008,75,12: | 1 |
| 6 | Geochemical evidences of trace metal anomalies for finding hydrocarbon microseepage in the petroliferous regions of the Tatipaka and Pasarlapudi areas of Krishna Godavari Basin,India显示文摘The long-term seepage of hydrocarbons, either as macroseepage or microseepage, can set up near-surface oxidation reduction zones that favor the development of a diverse array of chemical and mineralogical changes. The bacterial oxidation of light hydrocarbons can directly or indirectly bring about significant changes in the values of pH and Eh of the surrounding environment, thereby also changing the stability fields of the different mineral species present in that environment. The paper reports the role of hydrocarbon microseepage in surface alterations of trace metal concentrations. In this study trace metal alterations were mapped that appear to be associated with hydrocarbon microseepages in the oil/ gas fields. A total of 50 soil samples were collected near oil and gas fields of the Tatipaka and Pasarlapudi areas of the Krishna Godavari Basin, Andhra Pradesh. The soil samples were collected from a depth of 2-2.5 m. The paper reports the chemical alterations associated with trace metals in soils that are related to hydrocarbon microseepages above some of the major oil and gas fields of this petroliferous region. Trace metals, such as scandium (Sc), vanadium (V), chromium (Cr), cobalt (Co), nickel (Ni), copper (Cu), zinc (Zn), barium (Ba) and strontium (Sr), in soil samples were analyzed using inductively coupled plasmamass spectrometry (ICP-MS). The concentrations of Sc (8 to 40 mg/kg), V (197 to 489 mg/kg), Cr (106 to 287 mg/kg), Co (31 to 52 mg/kg), Ni (65 to 110 mg/kg), Cu (88 to 131 mg/kg), Zn (88 to 471 mg/kg), Ba (263 to 3,091 mg/kg) and Sr (119 to 218 mg/kg) were obtained. It was observed that the concentrations of trace elements were tremendously increased when they were compared with their normal concentrations in soils. The analysis of adsorbed soil gas showed the presence of high concentrations of ΣC 2+ (C 2 H 6 , C 3 H 8 and n-C 4 H 10 ) ranging from 7 to 222 μg/kg respectively. Integrated studies of trace elements over adsorbed light gaseous hydrocarbons (ΣC 2+ ) anomalies showed good correlation with the existing oil and gas wells. The carbon isotopic composition of δ 13 C 1 of the samples ranges between -36.6‰ to -22.7‰ (Pee Dee Belemnite) values indicate thermogenic origin, which presents convincing evidence that the adsorbed soil gases collected from these sediments are of catagenetic origin. The increase in the concentrations of trace metals near oil/gas producing areas, suggests a soil chemical change to a reducing environment, presumably due to the influence of hydrocarbon microseepage, which could be applied with other geoscientific data to identify areas of future hydrocarbon exploration in frontier areas. | Rasheed M A Lakshmi M Rao P L S Kalpana M S Dayal A M Patil D J | 2013 | Petroleum Science2013,10,1: | 1 |
| 7 | Anti-Müllerian hormone:a new marker of ovarian function显示文摘 | Dayal M Sagar S Chaurasia A | 2014 | J Obstet Gynecol India2014,64,: | 1 |
| 8 | Trace element and isotopic studies of Permo-Carboniferous carbonate nodules from Talehir sediments of peninsular India: Environmental and provenance implications 显示文摘 | GHOSH P BHATTACItARYA S K DAYAL A M TRIVEDI J R EBIHARA M SARIN M M CHAKRABARTI A | 2002 | Journal of Earth System Science2002,111,2: | 1 |
| 9 | Anti-mullerian hormone: a new marker of ovarian function显示文摘 | Dayal M Sagar S Chaurasia A | 2014 | J Obstet Gynaecol India2014,64,2: | 1 |
| 10 | Rabeprazole for the prevention of pathologic and symptomatic relapse of erosive of ulcerative gastroesophageal reflux disease: Rabeprazole Study Group显示文摘 | CAOS A MOSKVITZ M DAYAL Y | 2000 | Am J Gastroenterol2000,95,11: | 1 |
| 11 | Pixel bar charts:a visualization technique for very large multi-attribute data sets 显示文摘 | KEIM D A HAO M C DAYAL U | 2002 | Information Visualization2002,1,1: | 1 |
| 12 | The T cell enigma in lupus显示文摘 | Dayal A K Kammer G M | 1996 | Arthritis Rheum1996,39,1: | 1 |
| 13 | Raberazole for the prevention of pathologic and tymptomatic relapse of erosive of ulcerative显示文摘 | Caos A Moskvitz M Dayal Y | 2000 | Gastroenterol2000,95,11: | 1 |
| 14 | Effect of media components on cell growth and bacterial cellulose production from Acetobacter aceti MTCC 2623显示文摘 | Dayal M S Goswami N Sahai A | 2013 | Carbohydrate Polymers2013,94,1: | 1 |