New Member
New member in the Gravitational Waves group
September 5, 2024
Gravitational Waves GroupAndrew Lundgren has joined IFAE as ICREA Research Professor.
Andrew is an expert in gravitational waves, particularly data analysis and detector characterization, and is a member of the LIGO Collaboration. Andrew was one of the two chairs of the LIGO Detector Characterization Working Group from the beginning of the O1 observing run to the beginning of O3. His latest position was at the Institute of Cosmology and Gravitation in the University of Portsmouth.
Welcome, Andrew!

Results
LIGO–Virgo–KAGRA complete their richest gravitational-wave observation run to date
November 18, 2025
The LIGO–Virgo–KAGRA (LVK) Collaboration has announced the completion of O4, the most productive gravitational-wave observation run so far, yielding an unprecedented number of candidate events and high-quality data for the scientific community.
Results
LIGO, Virgo and KAGRA observed 'second generation' black holes for the first time
October 29, 2025
LVK announced the detection of two gravitational-wave signals — designated GW241011 and GW241110 — that indicate the merger of binary black holes exhibiting unusual mass ratios and spin orientations.
