Document List by Author

Koji Arai of LIGO - California Institute of Technology is listed as an author on the following documents:
(List events moderated by Koji Arai)

LIGO-Number Title Author(s) Topic(s) Last Updated
D1300502-v4 aLIGO OMC DCPD In-vacuum Wiring Chain Rich Abbott et al. Sensing and Control
Final Design
04 Dec 2018
E1300521-x0 aLIGO, ISC, OMC, Electrical Components Koji Arai et al. Sensing and Control
04 Dec 2018
E1500005-x0 aLIGO, ISC, OMC, Design, General, Presentations and status reports Koji Arai Sensing and Control
09 Oct 2018
G1801355-v1 Noises in Gravitational Wave Detectors Koji Arai Education, Outreach
06 Jul 2018
G1801277-v1 Gravitational wave detection with laser interferometers Koji Arai Education, Outreach
22 Jun 2018
E1800089-v7 Specification : 40m dichroic RC folding mirrors Gautam Venugopalan et al. Core Optics
Upgrades
21 May 2018
G1800724-v1 EOM modification for modulation at 118MHz Koji Arai et al. Sensing and Control
Fabrication
09 Apr 2018
T1700195-v3 Mirror Metrology using Mode Spectroscopy Kaustubh Singhi et al. Data and Computing
Data analysis software
Core Optics
Basic R&D
19 Feb 2018
T1700196-v3 Laser Mode Spectroscopy for Mirror Metrology Naomi Wharton et al. Data and Computing
Data analysis software
Core Optics
Basic R&D
19 Feb 2018
G1800149-v1 OMC thermal noise calculation Koji Arai Sensing and Control
Basic R&D
26 Jan 2018
P1700454-v1 [Thesis] High Fidelity Probe and Mitigation of Mirror Thermal Fluctuations Koji Arai et al. Basic R&D
12 Dec 2017
E1200199-x0 aLIGO, ISC, Photodetectors and Sensors Daniel Sigg et al. Sensing and Control
17 Nov 2017
E1700016-v9 Specification : 40m dichroic RC folding mirrors Gautam Venugopalan et al. Basic R&D
Upgrades
28 Jun 2017
E1101174-v14 aLIGO, ISC, IN-VACUUM DCQPD LOCATION MAP Koji Arai Installation
System Engineering
13 Jun 2017
D1700186-v4 Ruby Stand-off for SOS Steve Vass et al. Fabrication
Suspensions
21 Apr 2017
D1600173-v3 Sapphire Stand-off for SOS Koji Arai et al. Basic R&D
Suspensions
13 Apr 2017
T1600263-v1 Seismometer Isolation for Noise Cancellation at 40m Interferometer Aakash Patil et al. Seismic Isolation
Basic R&D
11 Jan 2017
E1600262-v4 aLIGO OMC: Spare OMC production plan Koji Arai et al. Assembly
Sensing and Control
09 Dec 2016
E1300522-x0 aLIGO, ISC, OMC, L1 Koji Arai et al. Sensing and Control
04 Dec 2016
E1300523-x0 aLIGO, ISC, OMC, H1 Koji Arai et al. Sensing and Control
04 Dec 2016
E1300520-x0 aLIGO, ISC, OMC, Mechanical Components Koji Arai et al. Sensing and Control
04 Dec 2016
G1601926-v2 Interferometer configurations for Gravitational Wave Detectors Koji Arai Public Talk / Colloquium
07 Oct 2016
G1602058-v1 OMC spare plan Koji Arai Assembly
Sensing and Control
Fabrication
30 Sep 2016
G1601928-v1 Control system in Gravitational Wave Detectors Koji Arai Public Talk / Colloquium
16 Sep 2016
G1601927-v1 Noises in Gravitational Wave Detectors Koji Arai Public Talk / Colloquium
16 Sep 2016
G1601925-v1 Detection of gravitational waves with a laser interferometer Koji Arai Public Talk / Colloquium
16 Sep 2016
D1201439-v4 aLIGO OMC Breadboard Assembly Layout Jeffrey Lewis et al. Sensing and Control
29 Aug 2016
G1601461-v3 LIGO Voyager: a 3G interferometer in a 1G facility Rana Adhikari et al. Upgrades
07 Jul 2016
G1601395-v1 Gravitational wave detection with laser interferometers Koji Arai Public Talk / Colloquium
22 Jun 2016
E1600164-v1 Overall procedure for OMC DCPD replacement Koji Arai Sensing and Control
Installation
03 Jun 2016
E1500240-v1 ECR: Mitigation of the RF intermodulation in aLIGO broadband photodetectors Koji Arai Sensing and Control
22 May 2016
G1601111-x0 Recent progress of LIGO Koji Arai Meeting
15 May 2016
G1600511-v1 Simulated Plant Approach Koji Arai et al. Modelling
Sensing and Control
Basic R&D
14 Mar 2016
E1600081-v2 Notes on Output Faraday Isolator Installation and Final Alignment Procedure Koji Arai et al. Subsystem Test
Auxiliary Optics
11 Mar 2016
E1600080-v1 AOS/ISC SQZ: Output Faraday Isolator Test Report (LLO) Koji Arai et al. Subsystem Test
Sensing and Control
Squeezer
Auxiliary Optics
08 Mar 2016
E1300898-x0 eLIGO, ISC, OMC Koji Arai Sensing and Control
15 Feb 2016
G1501546-v3 aLIGO OFI Summary of the requirements, specifications, and test results Koji Arai Installation
Requirements
Fabrication
System Test
Auxiliary Optics
28 Jan 2016
T1500404-v4 Test Procedure for EOM/AOM Driver Koji Arai et al. Sensing and Control
20 Jan 2016
E1300894-x0 aLIGO, ISC, OMC, Design, Optical Koji Arai et al. Sensing and Control
08 Jan 2016
G1600019-v1 Plan for the replacement OFI assembling at LLO Koji Arai Assembly
Squeezer
Auxiliary Optics
04 Jan 2016
T1500619-v1 Free Carrier Absorption in Silicon Koji Arai Core Optics
Basic R&D
21 Dec 2015
D1500308-v1 Common Mode Servo Card, 40m Revisions Rana Adhikari et al. Sensing and Control
Commissioning
11 Dec 2015
G1501547-v1 Loss map measurement at Caltech 40 m lab Koji Arai Basic R&D
11 Dec 2015
D1500443-v2 LSC Demod board, 40m IMC Revisions Koji Arai Sensing and Control
25 Nov 2015
T1400334-v1 Proposal, intermediate, Final reports of the SURF project for Samuel Moore Koji Arai et al. Sensing and Control
Basic R&D
24 Nov 2015
T1500194-v1 Feedforward Seismic Noise Cancellation at the 40m Interferometer Jessica Pena et al. Sensing and Control
Seismic Isolation
Basic R&D
22 Nov 2015
T1500195-v2 Feedforward Seismic Noise Cancellation at the 40m Prototype Interferometer Ignacio Magana et al. Sensing and Control
Seismic Isolation
Basic R&D
22 Nov 2015
T1500123-v1 Detector Characterization of the LIGO 40m Prototype Interferometer Eve Chase et al. Detector Characterization
22 Nov 2015
G1501380-v1 Ideas for RF Glictch Identification / Mitigation Koji Arai Sensing and Control
Commissioning
12 Nov 2015
E1500409-v2 EOM/AOM Driver Manufacturing Modificaitons Koji Arai et al. Sensing and Control
29 Oct 2015
T1500485-v1 A prototype for a tilt free seismometer Alessandra Marrocchesi et al. Seismic Isolation
Basic R&D
27 Oct 2015
E1500353-v3 EOM/AOM Driver Modifications Daniel Sigg et al. Sensing and Control
15 Oct 2015
T1500479-v1 Test Procedure for RF AM Measurement Koji Arai et al. Sensing and Control
25 Sep 2015
D1500236-v1 10mm rod holder Koji Arai Basic R&D
08 Aug 2015
G1500940-v1 Advanced LIGO: Output Mode Cleaner Koji Arai Sensing and Control
Meeting
Detector Characterization
20 Jul 2015
G1500817-v1 Linear systems Koji Arai Education, Outreach
24 Jun 2015
G1500754-v2 Voyager: assessment of the thermal noise for hot/cold hybrid suspension Koji Arai et al. Basic R&D
05 Jun 2015
G1500745-v1 ASC singularity Koji Arai et al. Sensing and Control
05 Jun 2015
T1300552-v3 OMC DCPD characterization for aLIGO transition William Korth et al. Sensing and Control
Commissioning
16 May 2015
G1500595-v2 BBPD improvement Koji Arai Sensing and Control
06 May 2015
T1100467-v2 Broadband Photodetector (BBPD) Design Matthew Evans et al. Sensing and Control
06 May 2015
G1500538-v2 OMC beacon scan Koji Arai Sensing and Control
21 Apr 2015
E1500007-x0 aLIGO, ISC, OMC, 3IFO Koji Arai Sensing and Control
08 Apr 2015
E1500008-v2 ISC Output Mode Cleaner: Acceptance Documentation Koji Arai et al. Sensing and Control
17 Mar 2015
E1500161-v1 aLIGO Output Mode Cleaner: Overview of the realtime model and screens Koji Arai Operations
Sensing and Control
09 Mar 2015
D1300507-v1 aLIGO L1 OMC as-built diagram William Korth et al. Sensing and Control
Fabrication
08 Mar 2015
P1400105-v5 Achieving Resonance in the Advanced LIGO Gravitational-Wave Interferometer Alexa N Staley et al. Sensing and Control
Integration
Basic R&D
05 Mar 2015
E1300201-v1 Advanced LIGO Output Mode Cleaner Glass Breadboard Assembly and Installation Procedure Koji Arai et al. Assembly
Sensing and Control
Installation
05 Mar 2015
E1300893-x0 aLIGO, ISC, OMC, Design, General Koji Arai et al. Sensing and Control
04 Mar 2015
T1000276-v5 Output Mode Cleaner (OMC) Design Koji Arai et al. Sensing and Control
Final Design
02 Mar 2015
P1400234-v3 In-situ Characterization of the Thermal State of Resonant Optical Interferometers via Tracking of their Higher Order Mode Resonances Chris Mueller et al. Sensing and Control
Commissioning
09 Feb 2015
E1300519-x0 aLIGO, ISC, OMC, Optical Components Koji Arai et al. Sensing and Control
07 Feb 2015
E1500054-x0 aLIGO, ISC, OMC, Obsolete Entries Koji Arai Sensing and Control
07 Feb 2015
E1300896-x0 aLIGO, ISC, OMC, Design, Electrical Koji Arai et al. Sensing and Control
07 Feb 2015
E1500053-x0 aLIGO OMC BONDING TEMPLATE - LIGHTSIDE Koji Arai et al. Sensing and Control
07 Feb 2015
E1500052-x0 aLIGO OMC BONDING TEMPLATE - DARKSIDE Koji Arai et al. Sensing and Control
07 Feb 2015
E1500006-x0 aLIGO, ISC, OMC, Design, General, Installation Documents Koji Arai Sensing and Control
12 Jan 2015
T1400588-v1 HAM6 Alignment procedure Koji Arai et al. Sensing and Control
Installation
22 Dec 2014
G1401380-v1 Control system: modeling Koji Arai Meeting
Education, Outreach
16 Dec 2014
G1401146-v2 Control system in Gravitational Wave Detectors Koji Arai et al. Meeting
Education, Outreach
16 Dec 2014
G1401147-v2 Quantum noise in Gravitational Wave Detectors Koji Arai et al. Meeting
Education, Outreach
16 Dec 2014
G1401145-v2 Noises in Gravitational Wave Detectors Koji Arai et al. Meeting
Education, Outreach
16 Dec 2014
G1401144-v2 Interferometer configurations for Gravitational Wave Detectors Koji Arai et al. Meeting
Education, Outreach
16 Dec 2014
G1401365-v1 LIGO-India Detector Master Class Introduction Koji Arai Meeting
Education, Outreach
16 Dec 2014
G1401386-v1 Interferometer Length Sensing in Gravitational Wave Detectors Koji Arai Meeting
Education, Outreach
16 Dec 2014
G1401391-v1 Higher order laser modes in gravitational wave detectors Koji Arai Meeting
Education, Outreach
16 Dec 2014
T1300433-v3 Instrument Science White Paper Rana Adhikari et al. Input Optics
Sensing and Control
Seismic Isolation
Core Optics
Detector
System Engineering
Laser Systems
Basic R&D
Upgrades
Auxiliary Optics
Suspensions
01 Dec 2014
T1400634-v1 Designing a frequency offset locking loop for the 40m prototype Arm Length Stabilization System Akhil Reddy et al. Sensing and Control
08 Nov 2014
T1400650-v1 Implementing Frequency Offset Locking of the Auxiliary lasers in the 40m Prototype Arm Length Stabilization System Andrew Hall et al. Upgrades
Auxiliary Optics
08 Nov 2014
T1300189-v1 On the accumulated round-trip Gouy phase shift for a general optical cavity Koji Arai Modelling
Input Optics
Sensing and Control
Basic R&D
15 Oct 2014
T1400585-v1 Matrix calculations for the angular control of H1 OMC Koji Arai et al. Sensing and Control
Commissioning
04 Sep 2014
T1300472-v1 Design of a coating-less reference cavity with total internal reflection Deep Chaterjee et al. Basic R&D
31 Aug 2014
T1300836-v1 Sensing and control of a six-DOF maglev-based suspension prototype Georgios Mamakoukas et al. Basic R&D
Suspensions
31 Aug 2014
G1400899-v1 Frequency Offset Locking Andrew Hall et al. Upgrades
Auxiliary Optics
21 Aug 2014
S1400083-v2 RF Diplexer Amplifier Koji Arai Sensing and Control
22 Jul 2014
S1400080-v2 RF Diplexer Amplifier Koji Arai Sensing and Control
21 Jul 2014
T1200031-v3 LIGO III Strawman Design Workshop Report Rana Adhikari et al. Conceptual Design
Detector
Basic R&D
Upgrades
07 Apr 2014
D1101879-v1 QPD storage cage Koji Arai Assembly
Input Optics
Sensing and Control
Installation
Cleaning
01 Apr 2014
G1400221-v1 40m arm locking plan Koji Arai Sensing and Control
14 Mar 2014
T1200063-v2 ISC QPD Test Result - InGaAs QPD FCI-Q3000 Koji Arai et al. Sensing and Control
Basic R&D
05 Mar 2014
T1200065-v2 ISC QPD Test Result - Si QPD C30845EH Koji Arai Sensing and Control
Basic R&D
05 Mar 2014
E1200539-x0 aLIGO, ISC, In-Vacuum QPD Koji Arai et al. Sensing and Control
04 Mar 2014
T1400034-v2 Effect of High Optical Power on ISC RFPDs Rich Abbott et al. Sensing and Control
Basic R&D
31 Jan 2014
S1400079-v1 RF Diplexer Amplifier Koji Arai Sensing and Control
24 Jan 2014
S1400082-v1 RF Diplexer Amplifier Koji Arai Sensing and Control
24 Jan 2014
E1300865-v1 RF Diplexer Amplifier Test Procedure Koji Arai et al. Sensing and Control
24 Jan 2014
E1300897-x0 aLIGO, SUS, OMCS Koji Arai Suspensions
22 Nov 2013
E1300895-x0 aLIGO, ISC, OMC, Design, Mechanical Koji Arai et al. Sensing and Control
22 Nov 2013
E1300518-x0 aLIGO, ISC, OMC, Design Documentation Koji Arai et al. Sensing and Control
22 Nov 2013
L1300210-v1 H1OMC installation plan Koji Arai et al. Sensing and Control
Installation
11 Oct 2013
G1301001-v1 aLIGO Output Mode Cleaner: Design, Fabrication, and Installation Koji Arai Sensing and Control
Installation
Final Design
Fabrication
23 Sep 2013
G1300952-v1 aLIGO Output Mode Cleaner: Design, Fabrication, and Installation Rich Abbott et al. Sensing and Control
Installation
Final Design
Fabrication
20 Sep 2013
G1300950-v1 Length sensing and control of the Caltech 40m prototype Rana Adhikari et al. Sensing and Control
Meeting
Basic R&D
20 Sep 2013
G1300474-v1 OMC Status Update Koji Arai et al. Assembly
Sensing and Control
03 Jun 2013
T1300364-v1 Mode coupling of two astigmatic gaussian beams Koji Arai Basic R&D
14 Apr 2013
G1300405-v1 OMC status update Koji Arai et al. Assembly
Sensing and Control
29 Mar 2013
T1300321-v1 OMC DCPD Test Result - InGaAs PD C30665GH Koji Arai Sensing and Control
Basic R&D
22 Mar 2013
G1300172-v1 OMC status update Koji Arai et al. Assembly
Sensing and Control
08 Mar 2013
G1300087-v1 Stabilization Techniques at LIGO Koji Arai Public Talk / Colloquium
06 Mar 2013
G1300050-v3 Output Mode Cleaners Keita Kawabe et al. Commissioning
28 Jan 2013
G1201111-v2 aLIGO OMC optical design status Koji Arai et al. Sensing and Control
25 Jan 2013
D1201574-v1 Tip-Tilt Mirror Holder (40m) Koji Arai Assembly
Sensing and Control
20 Dec 2012
E1200997-x0 DCN for OMC DCPD and QPD Mounting hardware and Connectors Jeffrey Lewis et al. Sensing and Control
15 Nov 2012
G1200683-v1 aLIGO OMC fabrication and testing plan Koji Arai Subsystem Test
Sensing and Control
Installation
Fabrication
15 Jun 2012
G1101199-v1 aLIGO LSC RF photodetector test Koji Arai et al. Subsystem Test
Sensing and Control
28 Oct 2011
G1100127-v2 ALS at 40m Koji Arai Subsystem Test
Sensing and Control
Basic R&D
28 Oct 2011
G1100596-v1 ISC QPD Assembling Status Koji Arai Assembly
28 Oct 2011
G1100500-v1 ISC QPD Assembling Status Koji Arai Assembly
28 Oct 2011
G1100950-v1 ISC QPD Test Status Koji Arai Assembly
Input Optics
Subsystem Test
Sensing and Control
28 Oct 2011
G1101190-v1 CDS Meeting: Daily News Rana Adhikari et al. Data Acquisition System
Commissioning
27 Oct 2011
G1101178-v1 Research activities at the Caltech 40m prototype Koji Arai Sensing and Control
Commissioning
System Test
Basic R&D
24 Oct 2011
T1100309-v5 LSC Instrument Science White Paper Rana Adhikari et al. Sensing and Control
Seismic Isolation
Core Optics
Laser Systems
Basic R&D
Suspensions
10 Oct 2011
G1100805-v1 Overview of the projects at Caltech 40-m prototype Koji Arai et al. Sensing and Control
Meeting
09 Jul 2011
G1100116-v1 40m LSC model design Koji Arai Sensing and Control
Basic R&D
04 Feb 2011
T1000543-v2 Effect of the end mirror curvature error to the contrast of a Fabry-Perot based Michelson interferometer Koji Arai Modelling
Core Optics
15 Sep 2010
G1000699-v1 40m TAC Meeting Jul 2010 Presentation Rana Adhikari et al. Subsystem Test
Detector
Basic R&D
15 Jul 2010
G0900060-v3 Absolute Length Meaurement of the Caltech 40 Meter Interferometer's Optical Cavities Alberto Stochino et al. Modelling
Basic R&D
15 Jul 2010
D1000383-v1 40M Passive Tip-Tilt ECD Backplane Koji Arai Basic R&D
Suspensions
15 Jul 2010
D1000384-v1 40M Passive Tip-Tilt ECD Koji Arai Basic R&D
Suspensions
15 Jul 2010
D1000385-v1 40M Passive Tip-Tilt ECD Clamp Koji Arai Basic R&D
Suspensions
15 Jul 2010
D1000386-v1 40M Passive Tip-Tilt ECD Structure Clamp Koji Arai Basic R&D
Suspensions
15 Jul 2010
D1000387-v1 40M Passive Tip-Tilt ECD Locator 1 Koji Arai Basic R&D
Suspensions
15 Jul 2010
D1000388-v1 40M Passive Tip-Tilt ECD Locator 2 Koji Arai Basic R&D
Suspensions
15 Jul 2010
G1000323-v1 40m upgrade status Koji Arai Sensing and Control
Meeting
Upgrades
15 Jul 2010
G1000546-v1 Simulated Plant Approach Peter Michael Kalmus et al. Modelling
Sensing and Control
Commissioning
Basic R&D
15 Jul 2010
D1001446-v1 40m Vertex Green Locking Periscope A Base Daisuke Tatsumi et al. Basic R&D
Auxiliary Optics
15 Jul 2010
D1001447-v1 40m Vertex Green Locking Periscope A Sidebar Daisuke Tatsumi et al. Basic R&D
Auxiliary Optics
15 Jul 2010
D1001448-v1 40m Vertex Green Locking Periscope A Mirror Holder Daisuke Tatsumi et al. Basic R&D
Auxiliary Optics
15 Jul 2010
G1000642-v1 Technologies of Gravitational Wave Detection Koji Arai Detector
Education, Outreach
15 Jul 2010
D1001613-v1 40m Vertex Green Locking Periscope A PTFE Post Koji Arai Basic R&D
Auxiliary Optics
15 Jul 2010
P070149-x0 Control system for the seismic attenuation system (SAS) in TAMA300 Alessandro Bertolini et al. Document Migration
Public relations
22 Oct 2009
P070151-x0 Current status of Japanese detectors Kazuaki Kuroda et al. Document Migration
Public relations
19 Oct 2009
P070150-x0 Operational status of TAMA300 with the seismic attenuation system (SAS) Alessandro Bertolini et al. Document Migration
Public relations
19 Oct 2009
T0900458-v1 Multiply Resonant EOM for the LIGO 40-meter Interferometer Stephanie Erickson et al. Input Optics
Laser Systems
Basic R&D
29 Sep 2009
G0900135-v2 Status of Japanese Projects Osamu Miyakawa et al. Meeting
Reports
22 Mar 2009
G080467-x0 Precise Measurements on Longitudinal and Transverse Mode Spacings of an Optical Cavity using an Auxiliary Laser Rana Adhikari et al. Document Migration
22 Sep 2008
G050546-x0 Study of a Quantum Nondemolition Interferometer Using Ponderomotive Squeezing - 2005 Gingin Workshop on Gravitational Wave Detection Koji Arai et al. Document Migration
17 Oct 2005
T030187-x0 Analysis for Burst Gravitational Waves with TAMA300 Data Masaki Ando et al. Document Migration
03 Sep 2003

Number of documents found: 158

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