'Laser amplifier' presentation slideshows

Chapter 3 Laser Amplifiers

Chapter 3 Laser Amplifiers. Concept of the laser amplifier. Pump. atoms. Ouput photons. Input photons. Laser amplifier. Ideal analog amplification Faithfully reproduces input signal with minimal distortion Can be used as a linear repeater by periodically boosting optical power

1.31k views • 55 slides

The Virgo+ shutdown

The Virgo+ shutdown. Performances before V+ shutdown. Virgo progress. Virgo sensitivity: May 2008. Spikes: relaxation of magnet waterglass glueing. Recent upgrades. The cryotrap. Brewster window (SR-DT) introduces noise Several attempts to mitigate scattered light

655 views • 39 slides

Evolution of the Virgo detector: The Virgo+ plans

Evolution of the Virgo detector: The Virgo+ plans. Michele Punturo Virgo collaboration LIGO-G070335-00-Z. The theory: The Virgo nominal sensitivity. Improvement of the detector: Reduction of the shot noise Reduction of the mirror thermal noise Reduction of the suspension thermal noise.

311 views • 13 slides

WG3 Activities

165 views • 6 slides