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The Extreme Instruments of Astrophysics - LIGO

Hackaday via YouTube

Overview

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This course covers the extreme instruments of astrophysics, focusing on the Laser Interferometer Gravitational-Wave Observatory (LIGO). The learning outcomes include understanding the challenges of building and operating high-precision interferometers, detecting gravitational waves, and utilizing advanced techniques like "squeezed light" for improved sensitivity. The course teaches skills such as real-time computing, electronics, vibration damping, cryogenics, and quantum noise reduction. The teaching method involves a keynote presentation by Dr. Keith Thorne, with a focus on practical examples and technical details. The intended audience includes individuals interested in astrophysics, gravitational wave detection, precision instrumentation, and advanced scientific techniques.

Syllabus

Introduction
Welcome
Presentation
Stars
White Dwarfs
Neutron Stars
Black Holes
General Relativity
Spacetime
Two Black Holes
Einsteins Equations
Ray Weiss
Interferometry 101
Layout
How Extreme is LIGO
Stellar Graveyard
The Binary Neutron Star
Gravitational Waves vs Telescopes
LIGO Measurements
LIGO Hacking
RealTime Computing
The Trick
Simple Software
Electronics
Fast Shutter
Vibration
Damping
CryoBaffle dampers
Acoustic Mode dampers
Squeeze Light
Quantum Noise
Squeezed Vacuum
Questions
Runaway amplification
Waveform
Realtime
Geology
Electronics shielding
Quantum squeezing
Laser

Taught by

HACKADAY

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