Prof. Peter T. Gallagher Astrophysics Research Group School of Physics Trinity College Dublin www.physics.tcd.ie/astrophysics
Gallagher iaa 20121003_final
Dec 22, 2014
Public lecture at Irish Astronomical Association talk in Belfast on October 3, 2012.
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Prof. Peter T. Gallagher Astrophysics Research Group
School of Physics Trinity College Dublin
www.physics.tcd.ie/astrophysics
http://www.tcd.ie/Physics/Astrophysics/images/group_12.JPG
o Dunsink Observatory built in 1780s from Provost Andrews bequest.
o Residence of Andrews Professor of Astronomy/Royal Astronomer of Ireland.
o William Rowan Hamilton (1805-1865)
o Appointed Andrews Professor at age of 22!
o Huge contributions to optics and mechanics
o Invented quaternions:
Culture Night 2012 at Dunsink
Nobeyama Radioheliograph, Japan
Nancay Radioheliograph, France Solar radio burst (164 MHz)
o Quiet Sun o Free-free emission from electrons in hot (>1 MK) plasma.
o Sunspots o Cyclotron emission from electrons spiraling along magnetic fields.
o Flares and CMEs o Plasma emission associated with Langmuir waves. o Gyrosynchrotron emission from near-relativistic electrons.
o Loca%on of Leviathan telescope from 1840s
o Largest op%cal telescope in the world
from the 1840s to 1920s.
Birr Castle
3rd Earl of Rosse
M51 Whirlpool “Nebula”
Happy research students in the control room!
Proposed
Existing
Tarp-covered antennas
Stars and Planets
Space Weather
The Universe
o Trinity College Dublin
o University College Cork
o NUI Galway
o Dublin Ins%tute for Advanced Studies o Dublin City University
o Armagh Observatory
o Queen’s University Belfast
o University College Cork
o NUI Maynooth o University College Dublin
o Cork Ins%tute of Technology
o Dublin Ins%tute of Technology
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