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作者:Stahl, Ronit Y.
作者单位:University of California System; University of California Berkeley
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作者:Ananya
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作者:Barclay, J.; Williamson, J. M.; Litt, H.; Cowling, S. J.; Shimizu, K.; Freitas, A. A.; Poppe, S.; Sturala, J.; Sun, Y.; Kohout, M.; Avestro, A. -J.; Lopes, J. N. Canongia; Groves, C.; Jones, J. C.; McGonigal, P. R.
作者单位:University of York - UK; Durham University; University of Leeds; Universidade de Lisboa; Martin Luther University Halle Wittenberg; University of Chemistry & Technology, Prague; University of Oxford; Durham University
摘要:Liquids lend themselves to high ionic conductivities because of their molecular-level positional and orientational disorder, which enables the free movement of ions. However, there is an unavoidable steep drop in ionic conductivity upon phase transition from a fluid state to the more ordered solid state. Here, we describe organic salts that maintain the same ionic conductivity mechanism across transitions between three states of matter, from an initial isotropic liquid to a liquid crystalline ...
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作者:Awschalom, David D.; Bernien, Hannes; Hanson, Ronald; Oliver, William D.; Vuckovic, Jelena
作者单位:University of Chicago; University of Chicago; Austrian Academy of Sciences; University of Innsbruck; Delft University of Technology; Delft University of Technology; Massachusetts Institute of Technology (MIT); Massachusetts Institute of Technology (MIT); Massachusetts Institute of Technology (MIT); Stanford University; Stanford University
摘要:Quantum technologies have made impressive progress over the past decade. In some areas, such as quantum sensing and key distribution, these technologies are moving from the laboratory to enable real-world applications. However, for areas such as quantum computing, entanglement-enhanced sensing, and a global quantum internet, we are in an equivalent of the early transistor age, and hardware breakthroughs are required in multiple arenas to reach the performance necessary for the envisioned appli...
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作者:Greene, Chad A.; Gardner, Alex S.
作者单位:National Aeronautics & Space Administration (NASA); California Institute of Technology; NASA Jet Propulsion Laboratory (JPL)
摘要:The sensitivity of Earth's glaciers to environmental change is on display each year as they change speed with the seasons, and a glacier's response to warming from winter to summer may help predict its response to warming on multiyear timescales. We present a global analysis of seasonal glacier and ice sheet dynamics, finding that seasonal velocity amplitudes are greatest where annual maximum surface temperature exceeds 0 degrees C. We see evidence of basal hydrological systems affecting glaci...
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作者:Clery, Daniel
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作者:Wai, Jonathan
作者单位:University of Arkansas System; University of Arkansas Fayetteville; University of Arkansas System; University of Arkansas Fayetteville
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作者:Smith, Jennie Erin
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作者:Vasconcellos, Luiz Ricardo C.; Huang, Shaina Chor Mei; Suarez-Bonnet, Alejandro; Priestnall, Simon; Chakravarty, Probir; Varsani-Brown, Sunita; Winder, Matthew L.; Shah, Kathleen; Kogata, Naoko; Stockinger, Brigitta; Way, Michael
作者单位:Francis Crick Institute; Francis Crick Institute; University of London; University of London Royal Veterinary College; Francis Crick Institute; Francis Crick Institute; Francis Crick Institute; Imperial College London
摘要:Branched actin networks formed by the Arp2/3 complex are essential for immune system function. Patients with loss-of-function mutations in the ARPC5 subunit of the Arp2/3 complex develop inflammation and immunodeficiency after birth, leading to early mortality. The basis for these phenotypes remains obscure. We found that loss of ARPC5, but not the ARPC5L isoform, in the mouse hematopoietic system caused early-onset intestinal inflammation after weaning. This condition was initiated by microbi...
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作者:Anderson, Christopher P.; Scuri, Giovanni; Chan, Aaron; Eun, Sungjun; White, Alexander D.; Ahn, Geun Ho; Jilly, Christine; Safavi-Naeini, Amir; Van Gasse, Kasper; Li, Lu; Vuckovic, Jelena
作者单位:Stanford University; University of Illinois System; University of Illinois Urbana-Champaign; University of Michigan System; University of Michigan; Stanford University; Ghent University
摘要:Although electro-optic (EO) nonlinearities are essential for many quantum and classical photonics applications, a major challenge is inefficient modulation in cryogenic environments. Guided by the connection between phase transitions and nonlinearity, we identify the quantum paraelectric perovskite SrTiO3 as a strong cryogenic EO [>500 picometers per volt (pm/V)] and piezo-electric material (>90 picocoulombs per newton) at T = 5 K, at frequencies to at least 1 megahertz. Furthermore, by tuning...