Publications (20)
K2 Observations of SN 2018oh Reveal a Two-Component Rising Light Curve for a Type Ia Supernova
G. Dimitriadis, R. J. Foley, A. Rest +145
We present an exquisite, 30-min cadence Kepler (K2) light curve of the Type Ia supernova (SN Ia) 2018oh (ASASSN-18bt), starting weeks before explosion, covering the moment of explo…
Event Generators for High-Energy Physics Experiments
J. M. Campbell, M. Diefenthaler, T. J. Hobbs +209
We provide an overview of the status of Monte-Carlo event generators for high-energy particle physics. Guided by the experimental needs and requirements, we highlight areas of acti…
The optical properties of three type II supernovae: 2014cx, 2014cy and 2015cz
R. Dastidar, K. Misra, M. Singh +19
We present the photometric and spectroscopic analysis of three Type II SNe: 2014cx, 2014cy and 2015cz. SN 2014cx is a conventional Type IIP with a shallow slope (0.2 mag/50d) and a…
SN 2016X: A Type II-P Supernova with A Signature of Shock Breakout from Explosion of A Massive Red Supergiant
F. Huang, X. -F. Wang, G. Hosseinzadeh +15
We present extensive ultraviolet (UV) and optical photometry, as well as dense optical spectroscopy for type II Plateau (IIP) supernova SN 2016X that exploded in the nearby (…
SN 2020wnt: a slow-evolving carbon-rich superluminous supernova with no O II lines and a bumpy light curve
C. P. Gutiérrez, A. Pastorello, M. Bersten +29
We present the analysis of SN 2020wnt, an unusual hydrogen-poor super-luminous supernova (SLSN-I), at a redshift of 0.032. The light curves of SN 2020wnt are characterised by an ea…
Second-order QCD corrections to event shape distributions in deep inelastic scattering
T. Gehrmann, A. Huss, J. Mo +1
We compute the next-to-next-to-leading order (NNLO) QCD corrections to event shape distributions and their mean values in deep inelastic lepton-nucleon scattering. The magnitude an…
NNLO QCD corrections in full colour for jet production observables at the LHC
X. Chen, T. Gehrmann, E. W. N. Glover +2
Calculations for processes involving a high multiplicity of coloured particles often employ a leading colour approximation, where only the leading terms in the expansion of the num…
Photometric and Spectroscopic Properties of Type Ia Supernova 2018oh with Early Excess Emission from the 2 Observations
W. Li, X. Wang, J. Vinkó +160
Supernova (SN) 2018oh (ASASSN-18bt) is the first spectroscopically-confirmed type Ia supernova (SN Ia) observed in the field. The data revealed an excess emission…
Massive stars exploding in a He-rich circumstellar medium. XI. Diverse evolution of five Ibn SNe 2020nxt, 2020taz, 2021bbv, 2023utc and 2024aej
Z. -Y. Wang, A. Pastorello, Y. -Z. Cai +53
We present the photometric and spectroscopic analysis of five Type Ibn supernovae (SNe): SN 2020nxt, SN 2020taz, SN 2021bbv, SN 2023utc, and SN 2024aej. These events share key obse…
SN 2016coi/ASASSN-16fp: An example of residual helium in a type Ic supernova?
S. J. Prentice, C. Ashall, P. A. Mazzali +35
The optical observations of Ic-4 supernova (SN) 2016coi/ASASSN-16fp, from to days after explosion, are presented along with analysis of its physical properties.…
NNLOJET: a parton-level event generator for jet cross sections at NNLO QCD accuracy
A. Huss, L. Bonino, O. Braun-White +37
The antenna subtraction method for NNLO QCD calculations is implemented in the NNLOJET parton-level event generator code to compute jet cross sections and related observables in el…
GRANDMA Observations of Advanced LIGO's and Advanced Virgo's Third Observational Campaign
S. Antier, S. Agayeva, M. Almualla +55
GRANDMA is a network of 25 telescopes of different sizes, including both photometric and spectroscopic facilities. The network aims to coordinate follow-up observations of gravitat…
Imaging of z~2 QSO host galaxies with the Hubble Space Telescope
J. B. Hutchings, D. Frenette, R. Hanisch +4
We report on deep imaging in 2 filters with the PC2 camera of HST, of five QSOs at redshift ~2, with a range of optical and radio luminosity. The observations included a suite of P…
Antenna subtraction for jet production observables in full colour at NNLO
X. Chen, T. Gehrmann, E. W. N. Glover +1
We describe the details of the calculation of the full colour NNLO QCD corrections to jet production observables at the LHC with antenna subtraction. All relevant matrix elements f…
Observations of the luminous red nova AT 2021biy in the nearby galaxy NGC 4631
Y. -Z. Cai, A. Pastorello, M. Fraser +73
We present an observational study of the luminous red nova (LRN) AT\,2021biy in the nearby galaxy NGC\,4631. The field of the object was routinely imaged during the pre-eruptive st…
SN 2018hti: a nearby superluminous supernova discovered in a metal-poor galaxy
W. L. Lin, X. F. Wang, W. X. Li +23
SN 2018hti is a Type I superluminous supernova (SLSN~I) with an absolute -band magnitude of at maximum brightness, discovered in a metal-poor galaxy at a redshift of 0.0…
The first six months of the Advanced LIGO's and Advanced Virgo's third observing run with GRANDMA
S. Antier, S. Agayeva, V. Aivazyan +74
We present the Global Rapid Advanced Network Devoted to the Multi-messenger Addicts (GRANDMA). The network consists of 21 telescopes with both photometric and spectroscopic facilit…
The long-lived Type IIn SN 2015da: Infrared echoes and strong interaction within an extended massive shell
L. Tartaglia, A. Pastorello, J. Sollerman +41
In this paper we report the results of the first four years of spectroscopic and photometric monitoring of the Type IIn supernova SN 2015da (also known as PSN J13522411+39412…
Grandma: a network to coordinate them all
S. Agayeva, S. Alishov, S. Antier +75
GRANDMA is an international project that coordinates telescope observations of transient sources with large localization uncertainties. Such sources include gravitational wave even…
Massive stars exploding in a He-rich circumstellar medium - IX. SN 2014av, and characterization of Type Ibn SNe
A. Pastorello, X. -F. Wang, F. Ciabattari +18
We present spectroscopic and photometric data of the Type Ibn supernova (SN) 2014av, discovered by the Xingming Observatory Sky Survey. Stringent pre-discovery detection limits ind…