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| * Quality factor [[attachment:quality_factor.pdf|PDF]] * Strip Tool manual[[https://epics.anl.gov/EpicsDocumentation/ExtensionsManuals/StripTool/StripTool.html|link]] * Wire-mass system considering violin modes [[attachment:Brownian_motion_mass_anelastic_wire_LIGO.pdf|PDF]] * Pendulum with finite mass system N. Mio [[attachment:Mechanical_TF_pendulum_suspended_with_finite-mass_wire_N_Mio.pdf|PDF]] * Pendulum with moving support G. Gonzalez [[attachment:PendulumWithMovingSupport_G_Gonzalez.pdf]] * LVDT signal conditioning: [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/VIS/OpsManual/LVDT?action=AttachFile&do=view&target=LVDT+Signal+Conditioning.pdf|PDF]] * DFT/FFT Transforms and Applications: [[http://abut.sdsu.edu/TE302/Chap6.pdf|Link]] * Diagnostics Test Software: [[https://dcc.ligo.org/public/0026/T990013/001/T990013-B.pdf|Link]] == Others vibration isolation thesis == * Modeling and simulation of seismic attenuation system (SAS) for Virgo [[attachment:Modeling_and_Simulation_SAS_GWD_V_Boschi.pdf|PDF]] |
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| * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=4155|PhD thesis of T. Sekiguchi for Type-B suspension]] | * PhD thesis of T. Sekiguchi for Type-B suspension [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=4155|Link]] * PhD thesis of A. Takamori for Low frequency seismic isolation [[attachment:Low_frequency_seismic_isolation_for_GWD_takamori.pdf|PDF]] * OSEM calibration procedure: [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7727|PDF]] * LVDT calibration procedure: [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7287|PDF]] |
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| * Lecture 1 [[attachment:KAGRA_Lecture1_suspensions&digitalsystem_pdf.pdf|PDF]] : | * Lecture 1 [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8551|PDF]] : VIS Suspensions and digital system. * Lecture 2 [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8697|PDF]] : GAS filters and LVDTs. * Lecture 3 [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8717|PDF]] : Concepts of DSP, TF interpretation and use of DTT. |
MIF
Design
* KAGRA Main Interferometer Design Document PDF
VIS introduction
General introduction for vibration isolation
Thesis of M. Blom PDF : General introduction for modern VIS
K. Arai's master's thesis PDF : A very good introduction for Type-C style suspension (in Japanese)
Specific topics
Monolithic Geometric Anti-Spring Blade by G. Cella arXiv: Theory of GAS filter
Electronics Setup and testing LIGO by B. Shapiro (about medm screens, dataviewer, diaggui, foton, transfer functions) PDF
Quality factor PDF
Strip Tool manuallink
Wire-mass system considering violin modes PDF
Pendulum with finite mass system N. Mio PDF
Pendulum with moving support G. Gonzalez PendulumWithMovingSupport_G_Gonzalez.pdf
LVDT signal conditioning: PDF
DFT/FFT Transforms and Applications: Link
Diagnostics Test Software: Link
Others vibration isolation thesis
Modeling and simulation of seismic attenuation system (SAS) for Virgo PDF
KAGRA VIS documents
PhD thesis of T. Sekiguchi for Type-B suspension Link
PhD thesis of A. Takamori for Low frequency seismic isolation PDF
OSEM calibration procedure: PDF
LVDT calibration procedure: PDF
KAGRA VIS Operations Manual
Lots of info on operating the suspensions, including interface software like MEDM, Simulink etc.