A design framework for actively crosslinked filament networks

Kavli Affiliate: Daniel J. Needleman | First 5 Authors: Sebastian Fürthauer, Daniel J Needleman, Michael J. Shelley, , | Summary: Living matter moves, deforms, and organizes itself. In cells this is made possible by networks of polymer filaments and crosslinking molecules that connect filaments to each other and that act as motors to do mechanical […]


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Moderate-Resolution $K$-Band Spectroscopy of Substellar Companion $κ$ Andromedae b

Kavli Affiliate: Bruce Macintosh | First 5 Authors: Kielan K. Wilcomb, Quinn M. Konopacky, Travis S. Barman, Christopher A. Theissen, Jean-Baptiste Ruffio | Summary: We present moderate-resolution ($Rsim4000$) $K$ band spectra of the "super-Jupiter," $kappa$ Andromedae b. The data were taken with the OSIRIS integral field spectrograph at Keck Observatory. The spectra reveal resolved molecular […]


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Industry-Relevant Implicit Large-Eddy Simulation of a High-Performance Road Car via Spectral/hp Element Methods

Kavli Affiliate: Michael Turner | First 5 Authors: Gianmarco Mengaldo, David Moxey, Michael Turner, Rodrigo C. Moura, Ayad Jassim | Summary: We present a successful deployment of high-fidelity Large-Eddy Simulation (LES) technologies based on spectral/hp element methods to industrial flow problems, which are characterized by high Reynolds numbers and complex geometries. In particular, we describe […]


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Strongly lensed candidates from the HSC transient survey

Kavli Affiliate: Naoki Yasuda | First 5 Authors: Dani C. -Y. Chao, James H. -H. Chan, Sherry H. Suyu, Naoki Yasuda, Tomoki Morokuma | Summary: We present a lensed quasar search based on the variability of lens systems in the HSC transient survey. Starting from 101,353 variable objects with i-band photometry in the HSC transient […]


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The Harder They Fall, the Bigger They Become: Tidal Trapping of Strings by Microstate Geometries

Kavli Affiliate: Emil J. Martinec | First 5 Authors: Emil J. Martinec, Nicholas P. Warner, , , | Summary: We consider the fate of a massless (or ultra-relativistic massive) string probe propagating down the BTZ-like throat of a microstate geometry in the D1-D5 system. Far down the throat, the probe encounters large tidal forces that […]


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Probing the Nature of High Redshift Weak Emission Line Quasars: A Young Quasar with a Starburst Host Galaxy

Kavli Affiliate: Robert A. Simcoe | First 5 Authors: Irham Taufik Andika, Knud Jahnke, Masafusa Onoue, Eduardo Bañados, Chiara Mazzucchelli | Summary: We present the discovery of PSO J083.8371+11.8482, a weak emission line quasar with extreme star formation rate at $z=6.3401$. This quasar was selected from Pan-STARRS1, UHS, and unWISE photometric data. Gemini/GNIRS spectroscopy follow-up […]


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Hertz-linewidth semiconductor lasers using CMOS-ready ultra-high-$Q$ microresonators

Kavli Affiliate: Kerry J. Vahala | First 5 Authors: Warren Jin, Qi-Fan Yang, Lin Chang, Boqiang Shen, Heming Wang | Summary: Driven by narrow-linewidth bench-top lasers, coherent optical systems spanning optical communications, metrology and sensing provide unrivalled performance. To transfer these capabilities from the laboratory to the real world, a key missing ingredient is a […]


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Imaging spinon density modulations in a 2D quantum spin liquid

Kavli Affiliate: Michael F. Crommie | First 5 Authors: Wei Ruan, Yi Chen, Shujie Tang, Jinwoong Hwang, Hsin-Zon Tsai | Summary: Two-dimensional triangular-lattice antiferromagnets are predicted under some conditions to exhibit a quantum spin liquid ground state whose low-energy behavior is described by a spinon Fermi surface. Directly imaging the resulting spinons, however, is difficult […]


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A Giant Planet Candidate Transiting a White Dwarf

Kavli Affiliate: Saul A. Rappaport | First 5 Authors: Andrew Vanderburg, Saul A. Rappaport, Siyi Xu, Ian Crossfield, Juliette C. Becker | Summary: Astronomers have discovered thousands of planets outside the solar system, most of which orbit stars that will eventually evolve into red giants and then into white dwarfs. During the red giant phase, […]


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Accurate and Lightweight Image Super-Resolution with Model-Guided Deep Unfolding Network

Kavli Affiliate: Li Xin Li | First 5 Authors: Qian Ning, Weisheng Dong, Guangming Shi, Leida Li, Xin Li | Summary: Deep neural networks (DNNs) based methods have achieved great success in single image super-resolution (SISR). However, existing state-of-the-art SISR techniques are designed like black boxes lacking transparency and interpretability. Moreover, the improvement in visual […]


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