M. Tashiro

About

M. Tashiro is a prominent figure in gamma-ray burst (GRB) astrophysics, specializing in the early-time optical emission and multi-wavelength afterglow modeling of these explosive cosmic events. Their major contributions center on bridging the critical gap between prompt gamma-ray emission and the subsequent afterglow phase, particularly through the development and operation of the WIDGET robotic telescope system. This wide-field instrument was designed to detect optical flashes coincident with or even preceding GRB triggers from the HETE-2 satellite, pioneering efforts to capture the elusive prompt optical component. Tashiro’s most cited work (38 citations) on GRB 051111 provided a comprehensive broadband model from early to late times, a rare feat before the Swift era, helping to disentangle internal and external shock contributions. Their study of the optically dark GRB 051028 further advanced understanding of dust extinction and high-redshift suppression in GRB afterglows. Through these observational and modeling efforts, Tashiro has significantly contributed to the renaissance in GRB science, offering critical insights into the physics of relativistic jets and their interaction with the surrounding medium.

Research Focus

Key Achievements

Top Papers

1. 1
   When Do Internal Shocks End and External Shocks Begin? Early‐Time Broadband Modeling of GRB 051111

   38 citations · 2006
2. 2
   A Multiband Study of the Optically Dark GRB 051028

   10 citations · 2007
3. 3
   The search for optical emission on and before the GRB trigger with the WIDGET telescope

   4 citations · 2005

Key Collaborators

Contact & Links