Search Results - "MISHRA, Bhupendra"
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1
The Role of Strong Magnetic Fields in Stabilizing Highly Luminous Thin Disks
Published in The Astrophysical journal (01-11-2022)“…Abstract We present and analyze a set of three-dimensional, global, general relativistic radiation magnetohydrodynamic simulations of thin,…”
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2
Contracting and Expanding Binary Black Holes in 3D Low-mass AGN Disks: The Importance of Separation
Published in The Astrophysical journal (01-12-2022)“…Abstract LIGO/Virgo has detected several binary black hole (BBH) merger events that may have originated in the accretion disks of active galactic nuclei…”
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3
Relativistic, Viscous, Radiation Hydrodynamic Simulations of Geometrically Thin Disks. I. Thermal and Other Instabilities
Published in The Astrophysical journal (10-04-2018)“…We present results from two-dimensional, general relativistic, viscous, radiation hydrodynamic numerical simulations of Shakura-Sunyaev thin disks accreting…”
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4
Multifrequency General Relativistic Radiation Magnetohydrodynamic Simulations of Thin Disks
Published in The Astrophysical journal (01-12-2023)“…Abstract We present a set of six general relativistic, multifrequency, radiation magnetohydrodynamic simulations of thin accretion disks with different target…”
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5
Relativistic Tidal Disruption and Nuclear Ignition of White Dwarf Stars by Intermediate-mass Black Holes
Published in The Astrophysical journal (20-09-2018)“…We present results from general relativistic calculations of the tidal disruption of white dwarf stars from near encounters with intermediate-mass black holes…”
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6
Kinetic Simulations of Instabilities and Particle Acceleration in Cylindrical Magnetized Relativistic Jets
Published in The Astrophysical journal (01-06-2022)“…Abstract Relativistic magnetized jets, such as those from AGN, GRBs, and XRBs, are susceptible to current- and pressure-driven MHD instabilities that can lead…”
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7
Remarkable photocytotoxicity of a novel triazole-linked cationic porphyrin-β-carboline conjugate
Published in Chemical communications (Cambridge, England) (01-01-2013)“…Employing a click chemistry approach we have synthesized a novel triazole-linked cationic porphyrin-β-carboline conjugate which exhibited remarkable…”
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8
Concentration of arsenic by selected vegetables cultivated in the Yamuna flood plains (YFP) of Delhi, India
Published in Environmental earth sciences (01-11-2014)“…High Arsenic (As) concentrations have been reported in superficial water in the Yamuna flood plains (YFP), Delhi, which is being extensively used for…”
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9
Novel porphyrin-psoralen conjugates: synthesis, DNA interaction and cytotoxicity studies
Published in Organic & biomolecular chemistry (21-10-2013)“…A Cu(i)-catalyzed azide-alkyne cycloaddition reaction (CuAAC) has been utilized to prepare novel triazole-linked cationic porphyrin-psoralen conjugates that…”
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10
Cationic porphyrin–quinoxaline conjugate as a photochemically triggered novel cytotoxic agent
Published in Bioorganic & medicinal chemistry letters (01-06-2013)“…A novel cationic porphyrin–quinoxaline conjugate 8 was prepared in good yield by the coupling of activated quinoxaline carboxylic acid 5 with an appropriate…”
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11
Anthropogenic arsenic menace in Delhi Yamuna Flood Plains
Published in Environmental earth sciences (2012)“…Arsenic, one of the most poisonous chemical elements, was analyzed in the waters of the host of the 2010 Commonwealth Games, i.e., New Delhi. The study…”
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12
Synthesis and antibacterial activity of 4,5,6,7-tetrahydro-thieno[3,2- c]pyridine quinolones
Published in Bioorganic & medicinal chemistry letters (01-04-2007)“…Synthesis and antibacterial activity of a number of substituted 4,5,6,7-tetrahydro-thieno[3,2- c]pyridine quinolones is reported. The antibacterial activities…”
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13
Facile Synthesis, Characterization, and Fluorescence Studies of Novel Porphyrin Appended Thiazoles
Published in Journal of heterocyclic chemistry (01-01-2013)“…A facile and high yielding synthesis of porphyrin appended thiazoles 5 from the reaction of 5‐(4‐thiocarboxamidophenyl)‐10,15,20‐triphenylporphyrin with…”
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14
Advective Accretion onto a Nonspherical Accretor in White Dwarf and Neutron Star Binaries: A New Scenario of Shock Formation
Published in The Astrophysical journal (01-09-2021)“…Abstract Numerous studies on hydrodynamics of the Keplerian as well as the sub-Keplerian accretion disk around a compact object (e.g., white dwarf (WD),…”
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15
Strongly magnetized accretion discs: structure and accretion from global magnetohydrodynamic simulations
Published in Monthly notices of the Royal Astronomical Society (01-02-2020)“…ABSTRACT We use global magnetohydrodynamic simulations to study the influence of net vertical magnetic fields on the structure of geometrically thin…”
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16
Relativistic, axisymmetric, viscous, radiation hydrodynamic simulations of geometrically thin discs. II. Disc variability
Published in Monthly notices of the Royal Astronomical Society (01-09-2020)“…ABSTRACT An analysis of two-dimensional viscous, radiation hydrodynamic numerical simulations of thin α-discs around a stellar mass black hole reveals multiple…”
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17
Efficient Isocyanide-less Isocyanide-Based Multicomponent Reactions
Published in Organic letters (17-04-2015)“…Isocyanides are the “Jekyll and Hyde” of organic chemistry allowing for extremely interesting transformations that are not only extremely odorous but also…”
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18
Breathing oscillations in a global simulation of a thin accretion disc
Published in Monthly notices of the Royal Astronomical Society (11-03-2019)Get full text
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19
Obesity as a predictor of outcome following traumatic brain injury: A systematic review and meta-analysis
Published in Clinical neurology and neurosurgery (01-06-2022)“…Obesity adversely affects the outcome in trauma patients. However, the impact of obesity on the severity of traumatic brain injury (TBI) and outcomes is not…”
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20
Oscillations of radiation pressure supported tori near black holes
Published in Monthly notices of the Royal Astronomical Society (01-03-2016)“…We study the dynamics of radiation pressure supported tori around Schwarzschild black holes, focusing on their oscillatory response to an external…”
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