Sensors and Actuators for the Advanced LIGO Mirror Suspensions

Quadruple Suspension Design for Advanced LIGO | NIST

The damping to the low-frequency modes of the triple pendulum is achieved by using co-located sensors and actuators at the highest mass of the ...

Reducing control noise in gravitational wave detectors with ...

Lodhia, N. A. Robertson et al., “Sensors and actuators for the advanced LIGO mirror suspensions,” Classical Quantum Gravity. 29(11), 115005 ( ...

Advanced LIGO Suspension System Conceptual Design N A ...

actuators at the highest mass. This requires that the penultimate mass and the mirror are each suspended by four wires, two on each side, so ...

Our Evolving Detectors | LIGO Lab | Caltech

... detectors: Advanced LIGO, or aLIGO. ... mirror suspensions. The figure below compares Initial LIGO's and Advanced LIGO's "end test mass" suspensions.

Carbone, L. and Aston, S. M. and Cutler, R. M. and Freise, A ... - CORE

Within this collaborative effort, the Birmingham. Page 4. Sensors and Actuators for the Advanced LIGO Mirror Suspensions. 3 group has been responsible for the ...

Open data from the first and second observing runs of Advanced ...

For both the Advanced LIGO and Advanced Virgo detectors, the ... Carbone L., et al. Sensors and actuators for the Advanced LIGO mirror suspensions.

A Simulator of the Angular Sensing and Control System in LIGO

Modeling of Alignment Sensing and Control for Advanced LIGO; Technical Report LIGO ... Sensors and Actuators for the Advanced LIGO Mirror Suspensions. Class ...

[PDF] Small optic suspensions for Advanced LIGO input optics and ...

Sensors and actuators for the Advanced LIGO mirror suspensions · L. CarboneS. Aston +10 authors. A. Vecchio. Physics, Engineering. 2012. We have developed ...

Piezo-deformable mirrors for active mode matching in advanced LIGO

LIGO-T1800447 (2018). 21. K. Strain and B. Shapiro, “Damping and local control of mirror suspensions for laser interferometric gravitational wave detectors,” ...

Advanced LIGO

The shadow sensors are collocated with the suspension actuators and have a noise level of ... Two of the OMC mirrors are mounted on PZT actuators for ...

Seismic isolation and suspension systems for Advanced LIGO

out by using 6 co-located sensors and actuators at the highest mass of the multiple pendulum, and may be supplemented by using eddy current damping applied ...

Sensitivity and performance of the Advanced LIGO detectors in the ...

Before O3 all suspension actuators ... Shapiro, Damping and local control of mirror suspensions for laser interferometric gravitational wave ...

Effects of transients in LIGO suspensions on searches for ...

Sensors and actuators for the advanced ligo mirror suspensions. Classical and Quantum Gravity, 29(11):115005, 2012. [12] I A Bilenko, V B ...

Seismic isolation and suspension systems for Advanced LIGO

The sensitivity of the current LIGO detectors is expected to be limited by thermal noise associated with the suspensions of its mirrors at frequencies in the ...

Review of the Advanced LIGO Gravitational Wave Observatories ...

On 14 September 2015, the Advanced LIGO detectors made the first direct detection ... Sensors and actuators for the Advanced LIGO mirror suspensions. Class ...

Quadruple suspension design for Advanced LIGO|INIS

... sensors and actuators at the highest mass of the triple pendulum. Another feature of the design is that global control forces acting on the mirrors, used to ...

Improving the Robustness of the Advanced LIGO Detectors to ...

ADVANCED LIGO SEISMIC CONTROLS. The Advanced LIGO mirrors are suspended from isolation platforms. These platforms fulfil several roles. They.

Cryogenic optical shadow sensors for gravitational wave detectors

Sensors and actuators for the Advanced LIGO mirror suspensions · L. CarboneS. Aston +10 authors. A. Vecchio. Physics, Engineering. 2012. We have developed ...

The advanced LIGO input optics

system for the gravitational wave detector advanced LIGO ... Vecchio, “Sensors and actuators for the advanced LIGO mirror suspensions,” Classical ...

Tip-tilt mirror suspension: Beam steering for advanced laser ...

... sensing and control beams in the advanced LIGO gravitational wave detectors. The suspended optics are isolated in all 6 degrees of freedom ...