U. Basu
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View article: Numerical algorithm based on Bernstein polynomials for solving boundary value problems involving singular, singularly perturbed type differential equations
Numerical algorithm based on Bernstein polynomials for solving boundary value problems involving singular, singularly perturbed type differential equations Open
View article: Numerical algorithm based on Bernstein polynomials for solving nonlinear fractional diffusion-wave equation
Numerical algorithm based on Bernstein polynomials for solving nonlinear fractional diffusion-wave equation Open
View article: The ASAS-SN Bright Supernova Catalog – II. 2015
The ASAS-SN Bright Supernova Catalog – II. 2015 Open
This manuscript presents information for all supernovae discovered by the\nAll-Sky Automated Survey for SuperNovae (ASAS-SN) during 2015, its second full\nyear of operations. The same information is presented for bright ($m_V\\leq17$),\nsp…
View article: Numerical solution of volterra type fractional order integro-differential equations in Bernstein polynomial basis
Numerical solution of volterra type fractional order integro-differential equations in Bernstein polynomial basis Open
View article: ASASSN-15oi: a rapidly evolving, luminous tidal disruption event at 216 Mpc
ASASSN-15oi: a rapidly evolving, luminous tidal disruption event at 216 Mpc Open
We present ground-based and Swift photometric and spectroscopic observations of the tidal disruption event (TDE) ASASSN-15oi, discovered at the centre of 2MASX J20390918-3045201 (d similar or equal to 216 Mpc) by the All-Sky Automated Surv…
View article: The ASAS-SN bright supernova catalogue – I. 2013–2014
The ASAS-SN bright supernova catalogue – I. 2013–2014 Open
We present basic statistics for all supernovae discovered by the All-Sky\nAutomated Survey for SuperNovae (ASAS-SN) during its first year-and-a-half of\noperations, spanning 2013 and 2014. We also present the same information for\nall othe…
View article: THE YOUNG AND BRIGHT TYPE IA SUPERNOVA ASASSN-14lp: DISCOVERY, EARLY-TIME OBSERVATIONS, FIRST-LIGHT TIME, DISTANCE TO NGC 4666, AND PROGENITOR CONSTRAINTS
THE YOUNG AND BRIGHT TYPE IA SUPERNOVA ASASSN-14lp: DISCOVERY, EARLY-TIME OBSERVATIONS, FIRST-LIGHT TIME, DISTANCE TO NGC 4666, AND PROGENITOR CONSTRAINTS Open
On 2014 December 9.61, the All-sky Automated Survey for SuperNovae (ASAS-SN or “Assassin”) discovered ASASSN-14lp just ∼2 days after first light using a global array of 14 cm diameter telescopes. ASASSN-14lp went on to become a bright supe…
View article: ASASSN-15lh: A highly super-luminous supernova
ASASSN-15lh: A highly super-luminous supernova Open
The most luminous supernova to date Supernovae are exploding stars at the end of their lives, providing an input of heavy elements and energy into galaxies. Some types have near-identical peak brightness, but in recent years a new class of…
View article: MHD Convective Flow of non-Newtonian Fluid Through Porous Medium over an Oscillating Porous Plate with Suction
MHD Convective Flow of non-Newtonian Fluid Through Porous Medium over an Oscillating Porous Plate with Suction Open
This paper investigates the convective flow of an incompressible viscous electrically conducting second grade fluid through a porous medium occupying a semi-infinite region over an oscillating porous plate in presence of a transverse magne…
View article: Discovery and observations of the unusually luminous type-defying ii-p/ii-l supernova asassn-13co
Discovery and observations of the unusually luminous type-defying ii-p/ii-l supernova asassn-13co Open
We present photometric and spectroscopic observations of ASASSN-13co, an unusually luminous Type II supernova and the first core-collapse supernova discovered by the All-Sky Automated Survey for SuperNovae (ASAS-SN). First detection of the…
View article: Six months of multiwavelength follow-up of the tidal disruption candidate ASASSN-14li and implied TDE rates from ASAS-SN
Six months of multiwavelength follow-up of the tidal disruption candidate ASASSN-14li and implied TDE rates from ASAS-SN Open
We present ground-based and Swift photometric and spectroscopic observations of the candidate tidal disruption event (TDE) ASASSN-14li, found at the center of PGC043234 (d ' 90 Mpc) by the All-Sky Automated Survey for SuperNovae (ASAS-SN).…
View article: Massive stars exploding in a He-rich circumstellar medium – VII. The metamorphosis of ASASSN-15ed from a narrow line Type Ibn to a normal Type Ib Supernova
Massive stars exploding in a He-rich circumstellar medium – VII. The metamorphosis of ASASSN-15ed from a narrow line Type Ibn to a normal Type Ib Supernova Open
In this paper, we present the results of the spectroscopic and photometric monitoring campaign of ASASSN-15ed. The transient was discovered quite young by the All Sky Automated Survey for SuperNovae (ASAS-SN) survey. Amateur astronomers al…
View article: Scattering ofWaterWave by a Surface Discontinuity over a Single Step at the Bottom
Scattering ofWaterWave by a Surface Discontinuity over a Single Step at the Bottom Open
Flow control has a tremendous technological and economic impact, such as aerodynamic drag reduction on road vehicles which translates directly into fuel savings, with a consequent reduction in greenhouse gas emissions and operating costs.I…
View article: Unsteady Couette Flow of A Generalized Second Grade Fluid through a Porous Medium with Uniform Injection And Suction
Unsteady Couette Flow of A Generalized Second Grade Fluid through a Porous Medium with Uniform Injection And Suction Open
View article: MHD Fluctuating Flow of Non-Newtonian Fluid through a Porous Medium Bounded by an Infinite Porous Plate
MHD Fluctuating Flow of Non-Newtonian Fluid through a Porous Medium Bounded by an Infinite Porous Plate Open
In present paper, an investigation has been made on the fluctuating flow of a non-Newtonian second grade fluid through a porous medium over a semi-infinite porous plate in presence of a transverse magnetic field B0. The governing equations…
View article: Unsteady Couette Flow of A Generalized Second Grade Fluid through a Porous Medium with Uniform Injection And Suction
Unsteady Couette Flow of A Generalized Second Grade Fluid through a Porous Medium with Uniform Injection And Suction Open
A study has been made on Couette flow of a generalized second grade fluid through a porous medium with suction. The approximate solution of the governing equation has been obtained by Variational Iteration Method. The effects of fractional…
View article: Unsteady Incompressible Flow of a Generalized Oldroyd-B Fluid between Two Oscillating Infinite Parallel Plates in Presence of a Transverse Magnetic Field
Unsteady Incompressible Flow of a Generalized Oldroyd-B Fluid between Two Oscillating Infinite Parallel Plates in Presence of a Transverse Magnetic Field Open
In this paper an attempt has been made to study the unsteady incompressible flow of a generalized Oldroyd-B fluid between two oscillating parallel plates in presence of a transverse magnetic field. An exact solution for the velocity field …