Search Results - "Milisavljevic, Dan"
-
1
The bubble-like interior of the core-collapse supernova remnant Cassiopeia A
Published in Science (American Association for the Advancement of Science) (30-01-2015)“…The death of massive stars is believed to involve aspheric explosions initiated by the collapse of an iron core. The specifics of these catastrophic explosions…”
Get full text
Journal Article -
2
AN HST SURVEY OF THE HIGHEST-VELOCITY EJECTA IN CASSIOPEIA A
Published in The Astrophysical journal (10-02-2016)“…ABSTRACT We present Hubble Space Telescope WFC3/IR images of the Cassiopeia A supernova remnant that survey its high-velocity, S-rich debris in the NE jet and…”
Get full text
Journal Article -
3
A 3D Numerical Study of Anisotropies in Supernova Remnants
Published in The Astrophysical journal (01-10-2023)“…Abstract We develop a suite of 3D hydrodynamic models of supernova remnants (SNRs) expanding against the circumstellar medium (CSM). We study the…”
Get full text
Journal Article -
4
Measurement of Anisotropies in Supernova Remnant Observations and Their Interpretation Using Numerical Models
Published in The Astrophysical journal (01-09-2024)“…Abstract Supernova remnants (SNRs) exhibit varying degrees of anisotropy, which have been extensively modeled using numerical methods. We implement a technique…”
Get full text
Journal Article -
5
Real-time, Value-driven Data Augmentation in the Era of LSST
Published in The Astrophysical journal (01-04-2020)“…The deluge of data from time-domain surveys is rendering traditional human-guided data collection and inference techniques impractical. We propose a novel…”
Get full text
Journal Article -
6
SN 2017ein and the Possible First Identification of a Type Ic Supernova Progenitor
Published in The Astrophysical journal (20-06-2018)“…We have identified a progenitor candidate in archival Hubble Space Telescope (HST) images for the Type Ic supernova (SN Ic) SN 2017ein in NGC 3938, pinpointing…”
Get full text
Journal Article -
7
Late-time Circumstellar Interaction of SN 2017eaw in NGC 6946
Published in The Astrophysical journal (01-09-2020)“…SN 2017eaw, the tenth supernova observed in NGC 6946, was a normal Type II-P supernova with an estimated 11-13 M red supergiant progenitor. Here we present…”
Get full text
Journal Article -
8
Radio and X-Ray Observations of the Luminous Fast Blue Optical Transient AT 2020xnd
Published in The Astrophysical journal (01-02-2022)“…Abstract We present deep X-ray and radio observations of the fast blue optical transient (FBOT) AT 2020xnd/ZTF 20acigmel at z = 0.2433 from 13 days to 269 days…”
Get full text
Journal Article -
9
X-Ray Diagnostics of Cassiopeia A’s “Green Monster”: Evidence for Dense Shocked Circumstellar Plasma
Published in Astrophysical journal. Letters (01-03-2024)“…Abstract The recent survey of the core-collapse supernova remnant Cassiopeia A (Cas A) with the MIRI instrument on board the James Webb Space Telescope (JWST)…”
Get full text
Journal Article -
10
PROGENITORS OF TYPE IIb SUPERNOVAE IN THE LIGHT OF RADIO AND X-RAYS FROM SN 2013df
Published in The Astrophysical journal (20-02-2016)“…ABSTRACT We present radio and X-ray observations of the nearby SN IIb 2013df in NGC 4414 from 10 to 250 days after the explosion. The radio emission showed a…”
Get full text
Journal Article -
11
Doppler Broadening and Line-of-sight Effects in Core-collapse Supernovae and Young Remnants
Published in The Astrophysical journal (01-07-2023)“…Abstract The dynamics and spectral characteristics of supernova ejecta reveal details of the supernova energetics, explosive nucleosynthesis, and evolution of…”
Get full text
Journal Article -
12
Inferencing Progenitor and Explosion Properties of Evolving Core-collapse Supernovae from Zwicky Transient Facility Light Curves
Published in The Astrophysical journal (01-03-2023)“…Abstract We analyze a sample of 45 Type II supernovae from the Zwicky Transient Facility public survey using a grid of hydrodynamical models in order to assess…”
Get full text
Journal Article -
13
Three-dimensional Kinematic Reconstruction of the Optically Emitting, High-velocity, Oxygen-rich Ejecta of Supernova Remnant N132D
Published in The Astrophysical journal (01-05-2020)“…We present a three-dimensional kinematic reconstruction of the optically emitting, oxygen-rich ejecta of supernova remnant N132D in the Large Magellanic Cloud…”
Get full text
Journal Article -
14
LATE-TIME OPTICAL EMISSION FROM CORE-COLLAPSE SUPERNOVAE
Published in The Astrophysical journal (20-05-2012)“…Ground-based optical spectra and Hubble Space Telescope images of 10 core-collapse supernovae (CCSNe) obtained several years to decades after outburst are…”
Get full text
Journal Article -
15
MMT Spectroscopy of Supernova Remnant Candidates in M33
Published in The Astrophysical journal (10-03-2018)“…To date, over 220 emission nebulae in M33 have been identified as supernova remnants (SNRs) or SNR candidates, principally through [S ii]:H line ratios that…”
Get full text
Journal Article -
16
Ultraviolet Spectroscopy and TARDIS Models of the Broad-lined Type Ic Supernova 2014ad
Published in The Astrophysical journal (01-09-2022)“…Abstract Few published ultraviolet (UV) spectra exist for stripped-envelope supernovae and none to date for broad-lined Type Ic supernovae (SNe Ic-bl). These…”
Get full text
Journal Article -
17
Detection of the Red Supergiant Wind from the Progenitor of Cassiopeia A
Published in The Astrophysical journal (10-03-2020)“…Cassiopeia A (Cas A) is one of the best studied young Galactic supernova remnants. While it provides a rare opportunity to study in detail the remnant of a…”
Get full text
Journal Article -
18
The Center of Expansion and Age of the Oxygen-rich Supernova Remnant 1E 0102.2-7219
Published in The Astrophysical journal (01-05-2021)“…Abstract We present new proper-motion measurements of optically emitting oxygen-rich knots of supernova remnant 1E 0102.2-7219 (E0102), which are used to…”
Get full text
Journal Article -
19
JWST NIRCam Observations of SN 1987A: Spitzer Comparison and Spectral Decomposition
Published in The Astrophysical journal (01-12-2023)“…Abstract JWST Near Infrared Camera (NIRCam) observations at 1.5–4.5 μ m have provided broadband and narrowband imaging of the evolving remnant of SN 1987A with…”
Get full text
Journal Article -
20
Recovering Lost Light: Discovery of Supernova Remnants with Integral Field Spectroscopy
Published in The Astrophysical journal (01-03-2024)“…Abstract We present results from a systematic search for broad (≥ 400 km s −1 ) H α emission in integral field spectroscopy data cubes of ∼1200 nearby galaxies…”
Get full text
Journal Article