gwinc's Introduction

gwinc

Gravitational Wave Interferometer Noise Calculator

Build Status	Documentation

Installation

This project is managed via poetry and can be easily installed via pip:

pip install git+https://github.com/jrunkening/gwinc.git

If you are using poetry, run the following cmd instead:

poetry add git+https://github.com/jrunkening/gwinc.git

Quick start

This project is implemented to simulate the power spectral density of quantum noise in signal quadrature.

transfer_matrix = build_transfer_matrix([
    Squeezer(
        squeezing_factor = 1.05,
        squeezing_angle = 0,
        phase_error = 30e-3,
        squared_injection_loss = 0.05
    ),
    FilterCavity(
        squared_input_mirror_transmission = 66.3e-6,
        squared_round_trip_loss = 16e-6,
        filter_cavity_length = 55,
        carrier_wavelength = 1064,
        detuning = 48,
        filter_cavity_length_error = 0.3e-12,
        sum_of_all_squeezed_filter_cavity_higher_order_mode_coupling_coefficients = 0.06,
        sum_of_all_squeezed_local_oscillator_higher_order_mode_coupling_coefficients = 0.02,
        mode_mismatch_phase_ambiguity = 2*np.pi
    ),
    Readout(
        squared_readout_loss = 0.05
    )
])

noise = build_noise(
    transfer_matrix = transfer_matrix,
    measurement_amplitude = 1,
    measurement_phase = 0.1 * np.pi/180
)