Abstract
Nearly quantum-limited Superconducting QUantum Interference Devices (SQUIDs) have to be used in resonant mass gravitational wave antennas to reach a displacement sensitivity of the order of 10–21 m/√Hz in a bandwidth of 100 Hz around the resonance frequency of about 900 Hz. The design of these SQUIDs will be described. We show that a good coupling between the inductive readout circuit and the SQUID can be obtained by choosing a relatively large hole size of the washer-type SQUID configuration.
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present address, KPN, Leidschendam
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© 1998 Springer Science+Business Media Dordrecht
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Flokstra, J., Bartolomé, E., van Ancum, G.K., van Duuren, M.J., Rogalla, H. (1998). Nearly Quantum-Limited Squids for a Gravitational Wave Antenna. In: van den Berg, A., Bergveld, P. (eds) Sensor Technology in the Netherlands: State of the Art. Springer, Dordrecht. https://doi.org/10.1007/978-94-011-5010-1_10
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DOI: https://doi.org/10.1007/978-94-011-5010-1_10
Publisher Name: Springer, Dordrecht
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