منابع مشابه
Spherical Gravitational Wave Detectors
Resonant bar gravitational wave detectors have improved greatly over the last 40 years but are currently completely outperformed by laser interferometer detectors. Spherical detector configuration has several advantages over conventional bar detectors and can be considered as the next generation of resonant gravitational wave antenna. In this report, I will give a brief introduction to gravitat...
متن کاملGrAVitAtionAl WAVE dEtEctors
uncertainty from having a discrete spacetime has been reduced by a factor of three. This correspondingly reduces the error on extrapolating from the unphysical lattice world to the real world. Until now, this uncertainty has been a problem for the charm quark because its relatively large mass gives it a shortwavelength quantum field that can ‘see’ the lattice spacing. This improvement also help...
متن کاملSimulation of Gravitational Wave Detectors
A simulation program which provides insight in the vibrational properties of resonant mass gravitational radiation antennas is developed from scratch. The requirements that are set necessitate the use of an explicit nite element kernel. Since the computational complexity of this kernel requires signi cant computing power, it is tailored for execution on parallel computer systems. After validati...
متن کاملStatus of Ground-Based Gravitational Wave Detectors
Gravitational wave detectors on the ground are now operating full-time at unprecedented sensitivity. Detection of gravitational waves by ground-based detectors is expected, if not from this generation, then from its successors that will start construction within a few years.
متن کاملQND measurements for future gravitational-wave detectors
Second-generation interferometric gravitational-wave detectors will be operating at the Standard Quantum Limit, a sensitivity limitation set by the trade off between measurement accuracy and quantum back action, which is governed by the Heisenberg Uncertainty Principle. We review several schemes that allows the quantum noise of interferometers to surpass the Standard Quantum Limit significantly...
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ژورنال
عنوان ژورنال: New Journal of Physics
سال: 2005
ISSN: 1367-2630
DOI: 10.1088/1367-2630/7/1/202