Type II-P Supernovae from the SDSS-II Supernova Survey and the Standardized Candle Method (2009)
D'Andrea, Chris B., Sako, Masao, Dilday, Benjamin, Frieman, Joshua A., Holtzman, Jon, Kessler, Richard, ...
We apply the Standardized Candle Method (SCM) for Type II Plateau supernovae (SNe II-P), which relates the velocity of the ejecta of a SN to its luminosity during the plateau, to 15 SNe II-P...
Lampeitl, H., Nichol, R. C., Giannantonio, T., Shapiro, C., Bassett, B., ...
We present an analysis of the luminosity distances of Type Ia Supernovae from the Sloan Digital Sky Survey-II (SDSS-II) Supernova Survey in conjunction with other intermediate redshift (z97% level...
Dust and the Type II-Plateau Supernova 2004et (2009)
Kotak, R., Meikle, W. P. S., Farrah, D., Gerardy, C. L., Foley, R. J., Van Dyk, S. D., ...
We present mid-infrared (MIR) observations of the Type II-plateau supernova (SN) 2004et, obtained with the Spitzer Space Telescope between 64 and 1406 days past explosion. Late-time optical spectra...
VLT Spectropolarimetry of the fast expanding Type Ia SN2006X (2009)
Patat, F., Baade, D., Hoeflich, P., Maund, J. R., Wang, L., Wheeler, J. C.
Using VLT-FORS1 we performed optical spectropolarimetric observations of the Type Ia SN2006X on 7 pre-maximum epochs (day -10 to day -1) and one post-maximum epoch (+39 days). The SN shows strong...
Rykoff, E. S., Aharonian, F., Akerlof, C. W., Ashley, M. C. B., Barthelmy, S. D., Flewelling, H. A., ...
We report on a complete set of early optical afterglows of gamma-ray bursts (GRBs) obtained with the Robotic Optical Transient Search Experiment (ROTSE-III) telescope network from 2005 March through...
Kessler, Richard, Becker, Andrew, Cinabro, David, Vanderplas, Jake, Frieman, Joshua A., Marriner, John, ...
We present measurements of the Hubble diagram for 103 Type Ia supernovae (SNe) with redshifts 0.04 < z < 0.42, discovered during the first season (Fall 2005) of the Sloan Digital Sky Survey-II...
Sollerman, J., Mörtsell, E., Davis, T. M., Blomqvist, M., Bassett, B., Becker, A. C., ...
We use the new SNe Ia discovered by the SDSS-II Supernova Survey together with additional supernova datasets as well as observations of the cosmic microwave background and baryon acoustic...
The Early Asymmetries of Supernova 2008D / XRF 080109 (2009)
Maund, J. R., Wheeler, J. C., Baade, D., Patat, F., Hoflich, P. A., Wang, L., ...
Spectropolarimetry of the Type Ib SN 2008D, associated with the XRF 080109, at two separate epochs, are presented. The epochs of these observations correspond to V-band light curve maximum and 15...
A Catalog of Near Infrared Spectra from Type Ia Supernovae (2009)
Marion, G. H., Hoeflich, P., Gerardy, C. L., Vacca, W. D., Wheeler, J. C., Robinson, E. L.
We present forty-one near infrared (NIR, 0.7-2.5 microns) spectra from normal Type Ia supernovae (SNe Ia) obtained at epochs ranging from fourteen days before to seventy-five days with respect to the...
The Science Case for PILOT II: the Distant Universe (2009)
Lawrence, J. S., Ashley, M. C. B., Bunker, A., Bouwens, R., Burgarella, D., Burton, M. G., ...
PILOT (the Pathfinder for an International Large Optical Telescope) is a proposed 2.5 m optical/infrared telescope to be located at Dome C on the Antarctic plateau. The atmospheric conditions at Dome...
The Science Case for PILOT I: Summary and Overview (2009)
Lawrence, J. S., Ashley, M. C. B., Bailey, J., Navascues, D. Barrado Y, Bedding, T., Bland-Hawthorn, J., ...
PILOT (the Pathfinder for an International Large Optical Telescope) is a proposed 2.5 m optical/infrared telescope to be located at Dome C on the Antarctic plateau. Conditions at Dome C are known to...
SN 2005cs in M51 – II. Complete evolution in the optical and the near-infrared (2009)
Pastorello, A., Valenti, S., Zampieri, L., Navasardyan, H., Taubenberger, S., Smartt, S. J., ...
We present the results of the one-year long observational campaign of the type II plateau SN 2005cs, which exploded in the nearby spiral galaxy M51 (the Whirlpool galaxy). This extensive data set...
Looking Into the Fireball: ROTSE-III and Swift Observations of Early GRB Afterglows (2009)
Rykoff, E. S., Aharonian, F., Akerlof, C. W., Ashley, M. C. B., Barthelmy, S. D., Flewelling, H. A., ...
We report on a complete set of early optical afterglows of gamma-ray bursts (GRBs) obtained with the ROTSE-III telescope network from March 2005 through June 2007. This set is comprised of 12...
SN 2005cs in M51 II. Complete Evolution in the Optical and the Near-Infrared (2009)
Pastorello, A., Valenti, S., Zampieri, L., Navasardyan, H., Taubenberger, S., Smartt, S. J., ...
We present the results of the one year long observational campaign of the type II-plateau SN 2005cs, which exploded in the nearby spiral galaxy M51 (the Whirlpool Galaxy). This extensive dataset...
Discovery of the Ultra-Bright Type II-L Supernova 2008es (2009)
Gezari, S., Halpern, J. P., Grupe, D., Yuan, F., Quimby, R., McKay, T., ...
We report the discovery by the Robotic Optical Transient Search Experiment (ROTSE-IIIb) telescope of SN 2008es, an overluminous supernova (SN) at z = 0.205 with a peak visual magnitude of –22.2. We...
SN 2005cs in M51 – II. Complete evolution in the optical and the near-infrared (2009)
Pastorello, A., Valenti, S., Zampieri, L., Navasardyan, H., Taubenberger, S., Smartt, S. J., ...
The science case for PILOT I: summary and overview (2009)
Lawrence, J. S., Ashley, M. C. B., Bailey, J., Navascues, D., Barrado. Y., Bedding, T. R., ...
PILOT (the Pathfinder for an International Large Optical Telescope) is a proposed 2.5-m optical/infrared telescope to be located at Dome C on the Antarctic plateau. Conditions at Dome C are known to...
The science case for PILOT II: the distant universe (2009)
Lawrence, J. S., Ashley, M. C. B., Bunker, A., Bouwens, R., Burgarella, D., Burton, M. G., ...
PILOT (the Pathfinder for an International Large Optical Telescope) is a proposed 2.5-m optical/infrared telescope to be located at Dome C on the Antarctic plateau. The atmospheric conditions at Dome...
Prompt optical observations of GRB 080330 and GRB 080413A (2008)
Yuan, F., Rykoff, E. S., Schaefer, B. E., Rujopakarn, W., Güver, T., Aharonian, F., ...
We report on the results of rapid responses to GRB 080330 and GRB 080413A by the ROTSE-IIIb and ROTSE-IIIc telecopes. In both cases, optical follow-up started during the prompt emission phase and...
Howell, D. A., Sullivan, M., Brown, E. F., Conley, A., Borgne, D. Le, Hsiao, E. Y., ...
Timmes, Brown & Truran found that metallicity variations could theoretically account for a 25% variation in the mass of 56Ni synthesized in Type Ia supernovae (SNe Ia), and thus account for a large...
Discovery of the Ultra-Bright Type II-L Supernova 2008es (2008)
Gezari, S., Halpern, J. P., Grupe, D., Yuan, F., Quimby, R., McKay, T., ...
We report the discovery by the Robotic Optical Transient Experiment (ROTSE-IIIb) telescope of SN 2008es, an overluminous supernova (SN) at z=0.205 with a peak visual magnitude of -22.2. We present...
Dilday, Benjamin, Kessler, R., Frieman, J. A., Holtzman, J., Marriner, J., Miknaitis, G., ...
We present a measurement of the rate of type Ia supernovae (SNe Ia) from the first of three seasons of data from the SDSS-II Supernova Survey. For this measurement, we include 17 SNe Ia at redshift...
CONSTRAINTS ON TYPE IA SUPERNOVAE FROM NEAR INFRARED SPECTRA (2007)
G. H. Marion, P. Höflich, J. C. Wheeler
Describimos un programa de investigación para conocer mejor las supernovas de Tipo Ia (SNs Ia) mediante modelaje y observaciones espectroscópicas de estos eventos en el cercano infrarrojo (CIR). El...
CO FORMATION IN SUPERNOVAE (2007)
D. Smith, P. Höflich, J. C. Wheeler
Estudiamos los efectos de varias distribuciones de masa de la envolvente, de redes de reacciones y de constantes de las tasas de formación de CO en el primer mes de un colapso del núcleo de...
RevMexAA (Serie de Conferencias), 10, 190-193 (2001) (2007)
Constraints On Type, G. H. Marion, P. Ho Ich, J. C. Wheeler
We describe a research program to improve the understanding of Type Ia Supernovae (SNe Ia) by modeling and observing near infrared (NIR) spectra of these events. The NIR between 0.9 and 2.5 is...
RevMexAA (Serie de Conferencias), 10, 195-198 (2001) (2007)
Co Formation In, D. Smith, P. Ho Ich, J. C. Wheeler
We are studying the eects of various envelope mass distributions, reaction networks, and rate constants on CO formation in the rst month in core{collapse supernovae. We have found that a nonuniform...
The Sloan Digital Sky Survey-II Supernova Survey: Technical Summary (2007)
Frieman, Joshua A., Bassett, B., Becker, A., Choi, C., Cinabro, D., DeJongh, F., ...
The Sloan Digital Sky Survey-II (SDSS-II) has embarked on a multi-year project to identify and measure light curves for intermediate-redshift (0.05 < z < 0.35) Type Ia supernovae (SNe Ia) using...
Meikle, W. P. S., Mattila, S., Pastorello, A., Gerardy, C. L., Kotak, R., Sollerman, J., ...
We present a new, detailed analysis of late-time mid-infrared observations of the Type II-P supernova (SN) 2003gd. At about 16 months after the explosion, the mid-IR flux is consistent with emission...
Marin, J. C., Casey, Ciara S., Kadwell, M., Yaya, K., Hoces, D., Olazabal, J., ...
The vicuña (Vicugna vicugna; Miller, 1924) is a conservation success story, having recovered from near extinction in the 1960s to current population levels estimated at 275 000. However, lack of...
Exploring broadband GRB behavior during gamma-ray emission (2007)
Yost, S. A., Swan, H. F., Rykoff, E. S., Aharonian, F., Akerlof, C. W., Alday, A., ...
The dark side of ROTSE-III prompt GRB observations (2007)
Yost, S. A., Aharonian, F., Akerlof, C. W., Ashley, M. C. B., Barthelmy, S., Gehrels, N., ...
Ruiz-Velasco, A.E., Swan, H., Troja, E., Malesani, D., Fynbo, J.P.U., Starling, R.L.C., ...
We report on follow-up observations of the gamma-ray burst GRB 060927 using the robotic ROTSE-IIIa telescope and a suite of larger aperture ground-based telescopes. An optical afterglow was detected...
Exploring Broadband GRB Behavior During gamma-ray Emission (2006)
Yost, S. A., Swan, H. F., Rykoff, E. S., Aharonian, F., Akerlof, C. W., Alday, A., ...
The robotic ROTSE-III telescope network detected prompt optical emission contemporaneous with the gamma-ray emission of Swift events GRB051109A and GRB051111. Both datasets have continuous coverage...
Asymmetric Explosion of Type Ia Supernovae as Seen from Near Infrared Observations (2006)
Motohara, K., Maeda, K., Gerardy, C. L., Nomoto, K., Tanaka, M., Tominaga, N., ...
We present near-infrared spectra of late phase (>200 d) Type Ia supernovae (SNe Ia) taken at the Subaru telescope. The [Fe II] line of SN 2003hv shows a clear flat-topped feature, while that of SN...
A Spitzer Space Telescope study of Sn 2002hh: An infrared echo from a Type IIP supernova (2006)
Meikle, W. P. S., Mattila, S., Gerardy, C. L., Kotak, R., Pozzo, M., Van Dyk, S. D., ...
We present late-time (590-994 days) mid-IR photometry of the normal but highly reddened Type IIP supernova SN 2002hh. Bright, cool, slowly fading emission is detected from the direction of the...
A Spitzer Space Telescope study of SN 2002hh: an infrared echo from a Type IIP supernova (2006)
Meikle, W. P. S., Mattila, S., Gerardy, C. L., Kotak, R., Pozzo, M., Van Dyk, S. D., ...
We present late-time (590-994 d) mid-IR photometry of the normal, but highly-reddened Type IIP supernova SN 2002hh. Bright, cool, slowly-fading emission is detected from the direction of the...
The Anomalous Early Afterglow of GRB 050801 (2006)
Rykoff, E.S., Aharonian, F., Akerlof, C. W., Mangano, V., Ashley, M. C. B., Güver, T., ...
The ROTSE-IIIc telescope at the HESS site, Namibia, obtained the earliest detection of optical emission from a gamma-ray burst (GRB), beginning only 21.8 s from the onset of Swift GRB 050801. The...
Early-Time Observations of the GRB 050319 Optical Transient (2006)
Rykoff, E.S., Aharonian, F., Akerlof, C. W., Alatalo, K., Ashley, M. C. B., Güver, T., ...
We present the unfiltered ROTSE-III light curve of the optical transient associated with GRB 050319 beginning 4 s after the cessation of gamma-ray activity. We fit a power-law function to the data...
A Search for Untriggered GRB Afterglows with ROTSE-III (2005)
Rykoff, E.S., Aharonian, F., Akerlof, C. W., Alatalo, K., Ashley, M. C. B., Güver, T., ...
We present the results of a search for untriggered gamma-ray burst (GRB) afterglows with the Robotic Optical Transient Search Experiment-III (ROTSE-III) telescope array. This search covers...
Prompt Optical Detection of GRB 050401 with ROTSE-IIIa (2005)
Rykoff, E.S., Aharonian, F., Akerlof, C. W., Alatalo, K., Ashley, M. C. B., Güver, T., ...
The ROTSE-IIIa telescope at Siding Spring Observatory, Australia, detected prompt optical emission from Swift GRB 050401. We present observations of the early optical afterglow, first detected by the...
Optical Light Curve and Cooling Break of GRB 050502A (2005)
Rykoff, E.S., Aharonian, F., Akerlof, C. W., Alatalo, K., Ashley, M. C. B., Güver, T., ...
We present light curves of the afterglow of GRB 050502A, including very early data at t - tGRB < 60 s. The light curve is composed of unfiltered ROTSE-IIIb optical observations from 44 s to 6 hr...
Configuration of long chains in equilibrium with rings (1984)
Petschek, R.G., Pfeuty, P., Wheeler, J.C.
The distance R spanned by N monomers of a long chain in chemical equilibrium with other long chains and rings of all sizes varies like R ∼ N1/D with 1/D = ν( n)/Φ(n) where v(n) and...
Configuration of long chains in equilibrium with rings (1984)
Petschek, R.G., Pfeuty, P., Wheeler, J.C.
The distance R spanned by N monomers of a long chain in chemical equilibrium with other long chains and rings of all sizes varies like R ∼ N1/D with 1/D = ν( n)/Φ(n) where v(n) and...