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| * [[http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=AJPIAS000071000004000365000001&idtype=cvips&gifs=yes|An introduction to signal extraction in interferometric gravitational wave detectors]] by Eric D. Black and Ryan N. Gutenkunst * [[http://www.ligo.caltech.edu/docs/T/T980045-00.pdf|Notes on the Pound-Drever-Hall technique]] by Eric D. Black |
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| * [[http://www.ligo.caltech.edu/docs/P/P660001-00.pdf|Laser Beams and Resonators]] by H. Kogelnik and T. Li (a good introduction to Gaussian beams) * [[attachment:PhaseNoiseTutorial.pdf|Impact of ultralow phase noise oscillators on system performance.]] A tutorial on phase noise. * [[attachment:CharacterizingPhaseNoise.pdf|Characterizing Phase Noise.]] By Minicircuits, a tutorial for the novice RF engineer on how to characterize phase noise. |
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| * [[https://dcc.ligo.org/LIGO-T1300364-v1|Mode couplings of two astigmatic beams]] by KA | |
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| * [[QandDecayTime|Relationship between Q and decay time]] * [[attachment:DoublePendulum.pdf|Pendulum EoM calculation in multiple ways by Gabriela González]] |
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| * [[FMandPM|Relationship between FM and PM]] | * [[https://dcc.ligo.org/LIGO-P660001|Laser Beams and Resonators]] by H. Kogelnik and T. Li (a good introduction to Gaussian beams) * [[https://dcc.ligo.org/LIGO-T1300364-v1|Mode couplings of two astigmatic beams]] by KA |
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| * [[http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=AJPIAS000071000004000365000001&idtype=cvips&gifs=yes|An introduction to signal extraction in interferometric gravitational wave detectors]] by Eric D. Black and Ryan N. Gutenkunst * [[http://www.ligo.caltech.edu/docs/T/T980045-00.pdf|Notes on the Pound-Drever-Hall technique]] by Eric D. Black * [[attachment:PhaseNoiseTutorial.pdf|Impact of ultralow phase noise oscillators on system performance.]] A tutorial on phase noise. * [[attachment:CharacterizingPhaseNoise.pdf|Characterizing Phase Noise.]] By Minicircuits, a tutorial for the novice RF engineer on how to characterize phase noise. * [[FMandPM|Relationship between FM and PM]] * [[QandDecayTime|Relationship between Q and decay time]] * [[attachment:DoublePendulum.pdf|Pendulum EoM calculation in multiple ways by Gabriela González]] |
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| * https://www.hpmemoryproject.org/an/pdf/pn11729C-2.pdf | |
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| * [[https://www.coilcraft.com/pdfs/Doc363_MeasuringSRF.pdf|Self-resonant frequencies]] * [[https://granite.phys.s.u-tokyo.ac.jp/wiki/Lab/index.php?plugin=attach&refer=COMSOL&openfile=MechanicalTFwithCOMSOL.pdf|Presentation]] by Yoichi about the subtleties of Gravity in COMSOL and some possible workarounds. * [[https://medium.com/@BOCPhotography/guide-to-aperture-shutter-speed-and-iso-the-exposure-triangle-7d3e4403e774|Exposure triangle - ]] an introduction to what "ISO", "f-stop" and "shutter-speed" settings mean for the quality of photograph captured using a DSLR. |
40m Library
Tutorials
This page is for links to pedagogical explanations of techniques and phenomena endemic to LIGO, with a target audience of summer students and visitors. It's called "Tutorials" because that's easier to spell.
Feedback for physicists: A tutorial essay on control by John Bechhoefer
PLL Performance, Simulation and Design. A tutorial on PLL design by National Semiconductor Corp..
Choosing and Using Bypass Capacitors A tutorial on why and how to use bypass capacitors.
Noise Analysis In Operational Amplifier Circuits. A manual on op-amp circuit noise calculation by Texas Instrument.
Low-Noise Amplifier Stability Concept to Practical Considerations. A tutorial on low-noise opamp stability by Maxim.
Operational Driving Capacitive Loads With Op Amps. A useful tutorial by Microchip with nice analytical explanations.
Introduction to Choosing MLC Capacitors For Bypass/Decoupling Applications. A tutorial on how to choose decoupling capacitors to ensure signal integrity.
Laser Beams and Resonators by H. Kogelnik and T. Li (a good introduction to Gaussian beams)
Residual amplitude modulation from electro-optic phase modulation by ZK
Split-power detection and quantum noise by ZK - An analysis of how quantum noise affects a split-power measurement, as in the LIGO DC readout or ISS.
On the accumulated round-trip Gouy phase shift for a general optical cavity by KA
An introduction to signal extraction in interferometric gravitational wave detectors by Eric D. Black and Ryan N. Gutenkunst
Notes on the Pound-Drever-Hall technique by Eric D. Black
Impact of ultralow phase noise oscillators on system performance. A tutorial on phase noise.
Characterizing Phase Noise. By Minicircuits, a tutorial for the novice RF engineer on how to characterize phase noise.
Pendulum EoM calculation in multiple ways by Gabriela González
Seismic Sensors and their Calibration by E. Wielandt. An introduction to the basic principles behind commercial seismometers and accelerometers.
Web Resources
Presentation by Yoichi about the subtleties of Gravity in COMSOL and some possible workarounds.
Exposure triangle - an introduction to what "ISO", "f-stop" and "shutter-speed" settings mean for the quality of photograph captured using a DSLR.
Theses
Rana Adhikari (MIT) - Sensitivity and Noise Analysis of 4 km Laser Interferometric Gravitational Wave Antennae
Rob Ward (Caltech) - Length sensing and control of a prototype advanced interferometric gravitational wave detector
Tomotada Akutsu (Univ. of Tokyo) - Search for a stochastic background of gravitational waves at 100 MHz with laser interferometers
Masaki Ando (Univ. of Tokyo) - Power recycling for an interferometric gravitational wave detector
Koji Arai (Univ. of Tokyo) - Robust extraction of control signals for power-recycled interferometric gravitational-wave detectors
Yoichi Aso (Univ. of Tokyo) - Active Vibration Isolation for a LaserInterferometric Gravitational Wave Detector using a Suspension Point Interferometer
Stefan Ballmer (MIT) - LIGO interferometer operating at design sensitivity with application to gravitational radiometry
Lisa Barsotti (Pisa Univ.) - The control of the Virgo interferometer for gravitational wave detection
Andreas Freise (Univ. of Hannover) - The Next Generation of Interferometry: Multi-Frequency Optical Modelling, Control Concepts and Implementation
Hartmut Grote (Univ. of Hannover) - Making it Work: Second Generation Interferometry in GEO600!
Gerhard Heinzel (Univ. of Hannover) - Advanced optical techniques for laser-interferometric gravitational-wave detectors
Wengsheng Hua (Stanford) - Low Frequency Vibration Isolation
Keita Kawabe (Univ. of Tokyo) - Development of a 3-meter Fabry-Perot-Michelson Interferometer for Gravitational Wave Detection
Nergis Mavalvara (MIT) - Alignment Issues in Laser Interferometric Gravitational-wave Detectors
Osamu Miyakawa (Univ. of Tokyo) - Development of a Variable-Bandwidth Laser Interferometer Gravitational Wave Detector
Shigeo Nagano (Univ. of Tokyo) - A Study of Frequency and Intensity Stabilization System with a High-power Laser for the TAMA300 Gravitational-wave Detector
Atsushi Nishizawa (Univ. of Kyoto) - Search for cosmological gravitational-wave background at high frequencies
Kenji Numata (Univ. of Tokyo) - Direct measurement of mirror thermal noise
Martin Regehr (Caltech) - Signal Extraction and Control for an Interferometric Gravitational Wave Detector
Kazuhiro Yamamoto (Univ. of Tokyo) - Study of the thermal noise caused by inhomogeneously distributed loss
Jun Mizuno (Univ of Hannover) - Comparison of optical configurations for laser-interferometric gravitational-wave detectors
Kiwamu Izumi (Univ of Tokyo) - https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=99418
Papers
Armor - Phase-lock control considerations for coherently combined lasers
- How to lock the frequency of a laser to that of a reference laser with a PLL.
- The original paper for the harmonic demodulation scheme
''Observation of an effect due to non-stationary shot noise'' by Mio et Tsubono
Lab Equipment Manuals
LIGO Documents
40m papers
Rob's paper about DC readout for the 40m attachment:dcreadout40m.pdfattachment:CQGrevised.tar.gzattachment:CQGsubmit.tar.gz
Computer Stuff
"A not so short introduction to LaTeX. Or LaTeX 2e in 141 min", by Tobias Oetiker.