N. Masetti

About

N. Masetti is a leading astrophysicist specializing in the study of gamma-ray bursts (GRBs) and their multi-wavelength afterglows. His research focuses on the rapid, robotic observation of these cosmic explosions, particularly in the optical and near-infrared (NIR) regimes, to probe the early universe and the physics of relativistic jets. Masetti’s major contributions include pioneering the use of fast-response robotic telescopes to capture the prompt afterglow of GRBs, as demonstrated in his highly cited 1999 work on GRB 990123 (112 citations), which provided critical constraints on the fireball model. He was instrumental in the development and scientific exploitation of the REM (Rapid Eye Mount) telescope, a groundbreaking robotic facility capable of simultaneous visible-NIR observations. His work on the REM telescope (81 citations) and its slitless spectrograph, ROSS, has enabled the detection of high-redshift bursts and the study of their immediate environments. Masetti’s 2005 study of GRB 050502a (37 citations) provided evidence for a clumpy interstellar medium, furthering our understanding of GRB progenitors. Through his leadership in robotic astronomy, Masetti has significantly advanced the field of time-domain astrophysics.

Research Focus

Key Achievements

Top Papers

1. 1
   Decay of the GRB 990123 Optical Afterglow: Implications for the Fireball Model

   112 citations · 1999
2. 2
   The REM telescope: detecting the near infra-red counterparts of Gamma-Ray Bursts and the prompt behavior of their optical continuum

   81 citations · 2001
3. 3
   The Early Multicolor Afterglow of GRB 050502a: Possible Evidence for a Uniform Medium with Density Clumps

   37 citations · 2005
4. 4
   The REM optical slitless spectrograph (ROSS)

   23 citations · 2004
5. 5
   The Multi‐frequency Robotic facility REM: first results

   12 citations · 2004

Key Collaborators

Contact & Links