= 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. * [[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. ---- === Web Resources === * https://www.hpmemoryproject.org/an/pdf/pn11729C-2.pdf * http://www.rfdesign.com * [[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. ---- === Theses === * '''Rana Adhikari''' (MIT) - [[attachment:Rana_thesis.pdf|Sensitivity and Noise Analysis of 4 km Laser Interferometric Gravitational Wave Antennae]] * '''Rob Ward''' (Caltech) - [[attachment:ward_d.pdf|Length sensing and control of a prototype advanced 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]] * '''Masaki Ando''' (Univ. of Tokyo) - [[attachment:ando_d.pdf|Power recycling for an interferometric gravitational wave detector]] * '''Koji Arai''' (Univ. of Tokyo) - [[attachment:arai_d.pdf|Robust extraction of control signals for power-recycled interferometric gravitational-wave detectors]] * '''Yoichi Aso''' (Univ. of Tokyo) - [[attachment:aso_d.pdf|Active Vibration Isolation for a LaserInterferometric Gravitational Wave Detector using a Suspension Point Interferometer]] * '''Stefan Ballmer''' (MIT) - [[attachment:ballmer_d.pdf|LIGO interferometer operating at design sensitivity with application to gravitational radiometry]] * '''Lisa Barsotti''' (Pisa Univ.) - [[attachment:barsotti_d.pdf|The control of the Virgo interferometer for gravitational wave detection]] * '''Andreas Freise''' (Univ. of Hannover) - [[attachment:freise_d.pdf|The Next Generation of Interferometry: Multi-Frequency Optical Modelling, Control Concepts and Implementation]] * '''Hartmut Grote''' (Univ. of Hannover) - [[attachment:grote_d.pdf|Making it Work: Second Generation Interferometry in GEO600!]] * '''Gerhard Heinzel''' (Univ. of Hannover) - [[attachment:heinzel_d.pdf|Advanced optical techniques for laser-interferometric gravitational-wave detectors]] * '''Wengsheng Hua''' (Stanford) - [[attachment:hua_d.pdf|Low Frequency Vibration Isolation]] * '''Keita Kawabe''' (Univ. of Tokyo) - [[attachment:kawabe_d.pdf|Development of a 3-meter Fabry-Perot-Michelson Interferometer for Gravitational Wave Detection]] * '''Nergis Mavalvara''' (MIT) - [[attachment:nergis_d.pdf|Alignment Issues in Laser Interferometric Gravitational-wave Detectors]] * '''Osamu Miyakawa''' (Univ. of Tokyo) - [[attachment:miyakawa_d.pdf|Development of a Variable-Bandwidth Laser Interferometer 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]] * '''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]] ---- === Papers === * [[attachment:armor.pdf|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. * [[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]] . The original paper for the harmonic demodulation scheme * [[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 ---- === 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 ]] ---- === LIGO Documents === * [[https://dcc.ligo.org/public/0002/T0900288/002/AdvLIGO%20noise%20curves.pdf|Advanced LIGO anticipated sensitivity curves]] ---- === 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]] ---- === 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]] ---- === Written in Japanese === * [[attachment:Arase_mthesis.pdf | Master thesis by Y.Arase ]]