Search Results - "Smartt, S."

SUPERLUMINOUS SUPERNOVAE AS STANDARDIZABLE CANDLES AND HIGH-REDSHIFT DISTANCE PROBES by Inserra, C, Smartt, S J

“…We investigate the use of type Ic superluminous supernovae (SLSN Ic) as standardizable candles and distance indicators. We present a sample of 16 published…”
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Modelling the spectra of the kilonova AT2017gfo – I. The photospheric epochs by Gillanders, J H, Smartt, S J, Sim, S A, Bauswein, A, Goriely, S

“…ABSTRACT The kilonova (KN) associated with the binary neutron star (BNS) merger GW170817 is the only known electromagnetic counterpart to a gravitational wave…”
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The death of massive stars – I. Observational constraints on the progenitors of Type II-P supernovae by Smartt, S. J., Eldridge, J. J., Crockett, R. M., Maund, J. R.

“…We present the results of a 10.5-yr, volume-limited (28-Mpc) search for supernova (SN) progenitor stars. In doing so we compile all SNe discovered within this…”
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SPECTROPOLARIMETRY OF SUPERLUMINOUS SUPERNOVAE: INSIGHT INTO THEIR GEOMETRY by Inserra, C., Bulla, M., Sim, S. A., Smartt, S. J.

“…ABSTRACT We present the first spectropolarimetric observations of a hydrogen-free superluminous supernova (SLSN) at z = 0.1136, namely SN 2015bn. The transient…”
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The ATLAS All-Sky Stellar Reference Catalog by Tonry, J. L., Denneau, L., Flewelling, H., Heinze, A. N., Onken, C. A., Smartt, S. J., Stalder, B., Weiland, H. J., Wolf, C.

“…The Asteroid Terrestrial-impact Last Alert System (ATLAS) observes most of the sky every night in search of dangerous asteroids. Its data are also used to…”
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ATLAS: A High-cadence All-sky Survey System by Tonry, J. L., Denneau, L., Heinze, A. N., Stalder, B., Smith, K. W., Smartt, S. J., Stubbs, C. W., Weiland, H. J., Rest, A.

“…Technology has advanced to the point that it is possible to image the entire sky every night and process the data in real time. The sky is hardly static: many…”
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Nebular spectra of pair-instability supernovae by Jerkstrand, A., Smartt, S. J., Heger, A.

“…If very massive stars (M ≳ 100 M⊙) can form and avoid too strong mass-loss during their evolution, they are predicted to explode as pair-instability supernovae…”
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AT2018kzr: the merger of an oxygen–neon white dwarf and a neutron star or black hole by Gillanders, J H, Sim, S A, Smartt, S J

“…ABSTRACT We present detailed spectroscopic analysis of the extraordinarily fast-evolving transient AT2018kzr. The transient’s observed light curve showed a…”
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Design and Operation of the ATLAS Transient Science Server by Smith, K. W., Smartt, S. J., Young, D. R., Tonry, J. L., Denneau, L., Flewelling, H., Heinze, A. N., Weiland, H. J., Stalder, B., Rest, A., Stubbs, C. W., Anderson, J. P., Chen, T.-W, Clark, P., Do, A., Förster, F., Fulton, M., Gillanders, J., McBrien, O. R., O'Neill, D., Srivastav, S., Wright, D. E.

“…The Asteroid Terrestrial impact Last Alert System (ATLAS) system consists of two 0.5 m Schmidt telescopes with cameras covering 29 square degrees at plate…”
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Constraints on the presence of platinum and gold in the spectra of the kilonova AT2017gfo by Gillanders, J H, McCann, M, Sim, S A, Smartt, S J, Ballance, C P

“…ABSTRACT Binary neutron star mergers are thought to be one of the dominant sites of production for rapid neutron capture elements, including platinum and gold…”
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The nebular spectra of SN 2012aw and constraints on stellar nucleosynthesis from oxygen emission lines by Jerkstrand, A., Smartt, S. J., Fraser, M., Fransson, C., Sollerman, J., Taddia, F., Kotak, R.

“…We present nebular-phase optical and near-infrared spectroscopy of the Type IIP supernova SN 2012aw combined with non-local thermodynamic equilibrium radiative…”
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LONG-DURATION SUPERLUMINOUS SUPERNOVAE AT LATE TIMES by Jerkstrand, A., Smartt, S. J., Inserra, C., Nicholl, M., Chen, T.-W., Krühler, T., Sollerman, J., Taubenberger, S., Gal-Yam, A., Kankare, E., Maguire, K., Fraser, M., Valenti, S., Sullivan, M., Cartier, R., Young, D. R.

“…ABSTRACT Nebular-phase observations and spectral models of Type Ic superluminous supernovae (SLSNe) are presented. LSQ14an and SN 2015bn both display late-time…”
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The Complete Light-curve Sample of Spectroscopically Confirmed SNe Ia from Pan-STARRS1 and Cosmological Constraints from the Combined Pantheon Sample by Scolnic, D. M., Jones, D. O., Rest, A., Pan, Y. C., Chornock, R., Foley, R. J., Huber, M. E., Kessler, R., Narayan, G., Riess, A. G., Rodney, S., Berger, E., Brout, D. J., Challis, P. J., Drout, M., Finkbeiner, D., Lunnan, R., Kirshner, R. P., Sanders, N. E., Schlafly, E., Smartt, S., Stubbs, C. W., Tonry, J., Wood-Vasey, W. M., Foley, M., Hand, J., Johnson, E., Burgett, W. S., Chambers, K. C., Draper, P. W., Hodapp, K. W., Kaiser, N., Kudritzki, R. P., Magnier, E. A., Metcalfe, N., Bresolin, F., Gall, E., Kotak, R., McCrum, M., Smith, K. W.

“…We present optical light curves, redshifts, and classifications for spectroscopically confirmed Type Ia supernovae (SNe Ia) discovered by the Pan-STARRS1 (PS1)…”
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The diversity of Type II supernova versus the similarity in their progenitors by Valenti, S., Howell, D. A., Stritzinger, M. D., Graham, M. L., Hosseinzadeh, G., Arcavi, I., Bildsten, L., Jerkstrand, A., McCully, C., Pastorello, A., Piro, A. L., Sand, D., Smartt, S. J., Terreran, G., Baltay, C., Benetti, S., Brown, P., Filippenko, A. V., Fraser, M., Rabinowitz, D., Sullivan, M., Yuan, F.

“…High-quality collections of Type II supernova (SN) light curves are scarce because they evolve for hundreds of days, making follow-up observations time…”
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The host galaxy and late-time evolution of the superluminous supernova PTF12dam by Chen, T.-W., Smartt, S. J., Jerkstrand, A., Nicholl, M., Bresolin, F., Kotak, R., Polshaw, J., Rest, A., Kudritzki, R., Zheng, Z., Elias-Rosa, N., Smith, K., Inserra, C., Wright, D., Kankare, E., Kangas, T., Fraser, M.

“…Superluminous supernovae (SLSNe) of Type Ic have a tendency to occur in faint host galaxies which are likely to have low mass and low metallicity. PTF12dam is…”
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Modelling the spectra of the kilonova AT2017gfo – II. Beyond the photospheric epochs by Gillanders, J H, Sim, S A, Smartt, S J, Goriely, S, Bauswein, A

“…ABSTRACT Binary neutron star mergers are the first confirmed site of element nucleosynthesis by the rapid neutron-capture process (r-process). The kilonova…”
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The tidal disruption event AT2017eqx: spectroscopic evolution from hydrogen rich to poor suggests an atmosphere and outflow by Nicholl, M, Blanchard, P K, Berger, E, Gomez, S, Margutti, R, Alexander, K D, Guillochon, J, Leja, J, Chornock, R, Snios, B, Auchettl, K, Bruce, A G, Challis, P, D’Orazio, D J, Drout, M R, Eftekhari, T, Foley, R J, Graur, O, Kilpatrick, C D, Lawrence, A, Piro, A L, Rojas-Bravo, C, Ross, N P, Short, P, Smartt, S J, Smith, K W, Stalder, B

“…ABSTRACT We present and analyse a new tidal disruption event (TDE), AT2017eqx at redshift z = 0.1089, discovered by Pan-STARRS and ATLAS. The position of the…”
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Measuring Dark Energy Properties with Photometrically Classified Pan-STARRS Supernovae. II. Cosmological Parameters by Jones, D. O., Scolnic, D. M., Riess, A. G., Rest, A., Kirshner, R. P., Berger, E., Kessler, R., Pan, Y.-C., Foley, R. J., Chornock, R., Ortega, C. A., Challis, P. J., Burgett, W. S., Chambers, K. C., Draper, P. W., Flewelling, H., Huber, M. E., Kaiser, N., Kudritzki, R.-P., Metcalfe, N., Tonry, J., Wainscoat, R. J., Waters, C., Gall, E. E. E., Kotak, R., McCrum, M., Smartt, S. J., Smith, K. W.

“…We use 1169 Pan-STARRS supernovae (SNe) and 195 low-z (z < 0.1) SNe Ia to measure cosmological parameters. Though most Pan-STARRS SNe lack spectroscopic…”
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The Foundation Supernova Survey: motivation, design, implementation, and first data release by Foley, Ryan J, Scolnic, Daniel, Rest, Armin, Jha, S W, Pan, Y-C, Riess, A G, Challis, P, Chambers, K C, Coulter, D A, Dettman, K G, Foley, M M, Fox, O D, Huber, M E, Jones, D O, Kilpatrick, C D, Kirshner, R P, Schultz, A S B, Siebert, M R, Flewelling, H A, Gibson, B, Magnier, E A, Miller, J A, Primak, N, Smartt, S J, Smith, K W, Wainscoat, R J, Waters, C, Willman, M

“…Abstract The Foundation Supernova Survey aims to provide a large, high-fidelity, homogeneous, and precisely calibrated low-redshift Type Ia supernova (SN Ia)…”
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Seeing double: the frequency and detectability of double-peaked superluminous supernova light curves by Nicholl, M., Smartt, S. J.

“…The discovery of double-peaked light curves in some superluminous supernovae (SLSNe) offers an important new clue to their origins. We examine the published…”
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