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##master-page:HomepageTemplate
#format wiki
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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
 * [http://adsabs.harvard.edu/abs/2005RvMP...77..783B Feedback for physicists: A tutorial essay on control] by John Bechhoefer
 * [http://www.maxim-ic.com/appnotes.cfm/an_pk/1762 Beginner's Guide to Filter Topologies]
 * [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.		  * [[http://adsabs.harvard.edu/abs/2005RvMP...77..783B|Feedback for physicists: A tutorial essay on control]] by John Bechhoefer

 * [[http://www.maxim-ic.com/appnotes.cfm/an_pk/1762|Beginner's Guide to Filter Topologies]]
 * [[attachment:PLLDesign.pdf|PLL Performance, Simulation and Design.]] A tutorial on PLL design by National Semiconductor Corp..
 * [[attachment:ChoosingAndUsingBypassCapacitors.pdf|Choosing and Using Bypass Capacitors]] A tutorial on why and how to use bypass capacitors.
 * [[attachment:NoiseAnalysisInOperationalAmplifierCircuits.pdf|Noise Analysis In Operational Amplifier Circuits]]. A manual on op-amp circuit noise calculation by ''Texas Instrument''.
 * [[attachment:LowNoiseAmplifierStabilityConceptToPracticalConsiderations.pdf|Low-Noise Amplifier Stability Concept to Practical Considerations]]. A tutorial on low-noise opamp stability by Maxim.
 * [[attachment:Microchip-DrivingCapacitiveLoadsWithOpAmps.pdf|Operational Driving Capacitive Loads With Op Amps]]. A useful tutorial by Microchip with nice analytical explanations.
 * [[attachment:PickingCapacitorsI.pdf|Picking Capacitors - Part I]]
 * [[attachment:PickingCapacitorsII.pdf|Picking Capacitors - Part II]]
 * [[attachment:ChoosingMLCcapacitors.pdf|Introduction to Choosing MLC Capacitors For Bypass/Decoupling Applications.]] A tutorial on how to choose ''decoupling capacitors'' to ensure signal integrity.
 * [[attachment:PD_TF_20011019.pdf|Transimpedance of a broadband PD by KA]]
 * [[attachment:PD_model.pdf|Comparisons of the PD circuits by KA]]

 * [[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
 * [[attachment:EOM_RAM.pdf|Residual amplitude modulation from electro-optic phase modulation by ZK]]
 * [[https://dcc.ligo.org/DocDB/0089/T1200154/001/T121200154.pdf|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.
 * [[https://dcc.ligo.org/LIGO-T1300189 | On the accumulated round-trip Gouy phase shift for a general optical cavity by KA]]
 * [[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]]
 * [[attachment:SeismicSensors.pdf|Seismic Sensors and their Calibration by E. Wielandt.]] An introduction to the basic principles behind commercial seismometers and accelerometers.
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 * [[http://www.cvimellesgriot.com/Company/Documentation.aspx?SuperGroupid=27&DocumentTypeid=2|CVI Cool Tips]]
 * [[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.
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 * '''Rana Adhikari''' (MIT) - [attachment:Rana_thesis.pdf Sensitivity and Noise Analysis of 4 km Laser Interferometric Gravitational Wave Antennae]  * '''Rana Adhikari''' (MIT) - [[attachment:Rana_thesis.pdf|Sensitivity and Noise Analysis of 4 km Laser Interferometric Gravitational Wave Antennae]]
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 * '''Tomotada Akutsu''' (Univ. of Tokyo) - [attachment:akutsutt_phd.pdf Search for a stochastic background of gravitational waves at 100 MHz with laser interferometers]  * '''Rob Ward''' (Caltech) - [[attachment:ward_d.pdf|Length sensing and control of a prototype advanced interferometric gravitational wave detector]]
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 * '''Masaki Ando''' (Univ. of Tokyo) - [attachment:ando_d.pdf Power recycling for an interferometric gravitational wave detector]  * '''Tomotada Akutsu''' (Univ. of Tokyo) - [[attachment:akutsutt_phd.pdf|Search for a stochastic background of gravitational waves at 100 MHz with laser interferometers]]
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 * '''Koji Arai''' (Univ. of Tokyo) - [attachment:arai_d.pdf Robust extraction of control signals for power-recycled interferometric gravitational-wave detectors]  * '''Masaki Ando''' (Univ. of Tokyo) - [[attachment:ando_d.pdf|Power recycling for an interferometric gravitational wave detector]]
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 * '''Yoichi Aso''' (Univ. of Tokyo) - [ attachment:aso_d.pdf Active Vibration Isolation for a Laser Interferometric Gravitational Wave Detector using a Suspension Point Interferometer]  * '''Koji Arai''' (Univ. of Tokyo) - [[attachment:arai_d.pdf|Robust extraction of control signals for power-recycled interferometric gravitational-wave detectors]]
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 * '''Stefan Ballmer''' (MIT) - [attachment:ballmer_d.pdf LIGO interferometer operating at design sensitivity with application to gravitational radiometry]  * '''Yoichi Aso''' (Univ. of Tokyo) - [[attachment:aso_d.pdf|Active Vibration Isolation for a LaserInterferometric Gravitational Wave Detector using a Suspension Point Interferometer]]
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 * '''Barsotti Lisa''' (Pisa Univ.) - [attachment:barsotti_d.pdf The control of the Virgo interferometer for gravitational wave detection]  * '''Stefan Ballmer''' (MIT) - [[attachment:ballmer_d.pdf|LIGO interferometer operating at design sensitivity with application to gravitational radiometry]]
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 * '''Andreas Freise''' (Univ. of Hannover) - [attachment:freise_d.pdf The Next Generation of Interferometry: Multi-Frequency Optical Modelling, Control Concepts and Implementation]  * '''Lisa Barsotti''' (Pisa Univ.) - [[attachment:barsotti_d.pdf|The control of the Virgo interferometer for gravitational wave detection]]
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 * '''Hartmut Grote''' (Univ. of Hannover) - [attachment:grote_d.pdf Making it Work: Second Generation Interferometry in GEO600!]  * '''Andreas Freise''' (Univ. of Hannover) - [[attachment:freise_d.pdf|The Next Generation of Interferometry: Multi-Frequency Optical Modelling, Control Concepts and Implementation]]
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 * '''Gerhard Heinzel''' (Univ. of Hannover) - [attachment:heinzel_d.pdf Advanced optical techniques for laser-interferometric gravitational-wave detectors]  * '''Hartmut Grote''' (Univ. of Hannover) - [[attachment:grote_d.pdf|Making it Work: Second Generation Interferometry in GEO600!]]
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 * '''Keita Kawabe''' (Univ. of Tokyo) - [attachment:kawabe_d.pdf Development of a 3-meter Fabry-Perot-Michelson Interferometer for Gravitational Wave Detection]  * '''Gerhard Heinzel''' (Univ. of Hannover) - [[attachment:heinzel_d.pdf|Advanced optical techniques for laser-interferometric gravitational-wave detectors]]
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 * '''Osamu Miyakawa''' (Univ. of Tokyo) - [attachment:miyakawa_d.pdf Development of a Variable-Bandwidth Laser Interferometer Gravitational Wave Detector]  * '''Wengsheng Hua''' (Stanford) - [[attachment:hua_d.pdf|Low Frequency Vibration Isolation]]
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 * '''Shigeo Nagano''' (Univ. of Tokyo) - [attachment:nagano_d.pdf A Study of Frequency and Intensity Stabilization System with a High-power Laser for the TAMA300 Gravitational-wave Detector]  * '''Keita Kawabe''' (Univ. of Tokyo) - [[attachment:kawabe_d.pdf|Development of a 3-meter Fabry-Perot-Michelson Interferometer for Gravitational Wave Detection]]
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 * '''Nergis Mavalvara''' (MIT) - [attachment:nergis_d.pdf Alignment Issues in Laser Interferometric Gravitational-wave Detectors]  * '''Nergis Mavalvara''' (MIT) - [[attachment:nergis_d.pdf|Alignment Issues in Laser Interferometric Gravitational-wave Detectors]]
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 * '''Kenji Numata''' (Univ. of Tokyo) - [attachment:numata_d.pdf Direct measurement of mirror thermal noise]  * '''Osamu Miyakawa''' (Univ. of Tokyo) - [[attachment:miyakawa_d.pdf|Development of a Variable-Bandwidth Laser Interferometer Gravitational Wave Detector]]
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 * '''Martin Regehr''' (Caltech) - [attachment:regehr_d.pdf Signal Extraction and Control for an Interferometric Gravitational Wave Detector]  * '''Shigeo Nagano''' (Univ. of Tokyo) - [[attachment:nagano_d.pdf|A Study of Frequency and Intensity Stabilization System with a High-power Laser for the TAMA300 Gravitational-wave Detector]]
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 * '''Kazuhiro Yamamoto''' (Univ. of Tokyo) - [attachment:yamamoto_d.pdf Study of the thermal noise caused by inhomogeneously distributed loss]  * '''Atsushi Nishizawa''' (Univ. of Kyoto) - [[attachment:nishizawa_d.pdf|Search for cosmological gravitational-wave background at high frequencies]]

 * '''Kenji Numata''' (Univ. of Tokyo) - [[attachment:numata_d.pdf|Direct measurement of mirror thermal noise]]

 * '''Martin Regehr''' (Caltech) - [[attachment:regehr_d.pdf|Signal Extraction and Control for an Interferometric Gravitational Wave Detector]]

 * '''Kazuhiro Yamamoto''' (Univ. of Tokyo) - [[attachment:yamamoto_d.pdf|Study of the thermal noise caused by inhomogeneously distributed loss]]

 * '''Jun Mizuno''' (Univ of Hannover) - [[attachment:Mizuno-Thesis.pdf|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]]
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 * [attachment:armor.pdf Armor - Phase-lock control considerations for coherently combined lasers]  * [[attachment:armor.pdf|Armor - Phase-lock control considerations for coherently combined lasers]]
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 * [attachment:Physics%20Letters%20A_273_2000_15-24.pdf K Arai - New signal extraction scheme with harmonic demodulation for power-recycled Fabry–Perot–Michelson interferometers]  * [[http://dx.doi.org/10.1016/S0375-9601(00)00467-9|K Arai - New signal extraction scheme with harmonic demodulation for power-recycled Fabry–Perot–Michelson interferometers]]
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 * [[http://docuserv.ligo.caltech.edu/docs/public/P/P920012-00.pdf|''Observation of an effect due to non-stationary shot noise'']] by Mio et Tsubono

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=== Lab Equipment Manuals ===
 * [[attachment:NewFocus16X1.pdf|New Focus 1601, 1611 Photodiodes]]
 * [[attachment:Marconi2023.pdf|Marconi/IFR 2023 Operating Manual]]
 * [[attachment:HP8590ProgrammerManual.pdf|HP8590 Spectrum Analyzer Programmer Manual]]
 * [[attachment:miser_126_manual_new.pdf|Light Wave Electronics NPRO model 125/126 manual]]
 * [[attachment:FLUKE_6061A.pdf | Fluke 6061A RF Function Generator ]]
 * [[attachment:NewFocus_LB1005.pdf | New Focus LB1005 High Speed Servo Controller ]]

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=== LIGO Documents ===
 * [[https://dcc.ligo.org/public/0002/T0900288/002/AdvLIGO%20noise%20curves.pdf|Advanced LIGO anticipated sensitivity curves]]

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=== 40m papers ===
 * Rob's paper about DC readout for the 40m [[attachment:dcreadout40m.pdf|attachment:dcreadout40m.pdf]][[attachment:CQGrevised.tar.gz|attachment:CQGrevised.tar.gz]][[attachment:CQGsubmit.tar.gz|attachment:CQGsubmit.tar.gz]]

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=== Computer Stuff ===
 * [[attachment:EmacsReferenceCard.pdf|Emacs Cheat Sheet]]
 * [[attachment:LaTeXNotSoShortIntro.pdf|"A not so short introduction to LaTeX. Or LaTeX 2e in 141 min"]], by Tobias Oetiker.
 * [[attachment:LaTeXCheatSheet.pdf|LaTeX Cheat Sheet]]

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=== Written in Japanese ===

 * [[attachment:Arase_mthesis.pdf | Master thesis by Y.Arase ]]

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.

Web Resources

Theses

Papers

Lab Equipment Manuals

LIGO Documents

40m papers

Computer Stuff

Written in Japanese

40m_Library (last edited 2025-05-27 21:49:53 by FranciscocarcobaATligoDOTorg)