QGEM白皮书：用1-10 Hz物质波干涉仪检验量子引力纠缠见证
White paper: 1-10 Hz matter-wave interferometer to test the spin entanglement witness for quantum gravity
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作者：Sougato Bose, Anupam Mazumdar, Marko Toro\v{s}, Tian Zhou, Tadeusz Adach, Niayesh Afshordi, Agya Sewara Alam, Alexandre Arbey, Navdeep Arya, Simon Baier, Peter F. Barker, Angelo Bassi, Ettore Bernardi, Lorenzo Braccini, Robert Brandenberger, Daniel Braun, Guri K. Buza, Luigi Cacciapuoti, Carlo Cepollaro, Lin-Qing Chen, Yanbei Chen, Ralph Jason Costales, Marion Cromb, \'{A}lvaro de la Cruz-Dombriz, Catalina Curceanu, Shubhang Dadhich, Debarshi Das, Saurya Das, Pratika Dayal, Subhadeep De, Ema Dimastrogiovanni, Lajos Di\'{o}si, Or Dobkowski, Kemal D\"{o}ner, Brian D'Urso, Gurudev Dutt, Shafaq Gulzar Elahi, Samira Elghaayda, Matteo Fadel, Samuel Fedida, Omer Feldman, Fabiano Feleppa, Ron Folman, Joshua Foo, Paolo Fragolino, Laurent Freidel, Giulio Gasbarri, Marco Genovese, Andrew Geraci, Menachem Givon, Cisco Gooding, Jonathan M. H. Gosling, Piotr T. Grochowski, David Groswasser, Mustafa G\"{u}ndo\u{g}an, Ekim Taylan Han{\i}meli, Bas Hensen, Dipankar Home, Richard Howl, Yonathan Japha, Maciej T. Jarema, Rainer Kaltenbaek, Adrian Kent, Eva Kilian-Rademacher, M. S. Kim, Jaros{\l}aw K. Korbicz, Timothy Kovachy, Samuel Kov\'{a}\v{c}ik, Ohkyung Kwon, Gaetano Lambiase, Naor Levi, Iarley P. Lobo, Leon Loveridge, Adrian Lupascu, Paolo Luppi, Marta Maria Marchese, Antonino Marcian\`{o}, Aaron G. Markowitz, Chiara Marletto, Ryan J Marshman, J. D. D. Martin, Florian Millo, Gavin W. Morley, Maria Muretova, Sebastian Murk, Robin Oberfrank, Daniel K. L. Oi, Jerzy Paczos, Papadopoulos Stylianos, Matteo G. A. Paris, Mauro Paternostro, Alessandro Pesci, Luciano Petruzziello, Fabrizio Piacentini, Tanmay Kumar Poddar, Sofia Qvarfort, Markus Rademacher, Dennis R\"{a}tzel, Anna Chiara Rescigno, Ryan Rizaldy
QGEM白皮书强调，检验量子引力诱导的质量纠缠需质量约10^-15–10^-14 kg、间距约30–50 μm的物质波干涉仪。代表性参数m=10^-14 kg、Δx=10 μm、τ=1 s下，差分加速度噪声幅度谱密度须远低于10^-15 m s^-2/√Hz；低频环境噪声、地震及其他质量密度波动造成的相对加速度噪声和重力梯度噪声是关键挑战，与ET和CE的低频目标密切相关。
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来源：arXiv · quant-ph · arxiv.org