Free subgroups within the images of quantum representations

Kavli Affiliate: Toshitake Kohno | First 5 Authors: Louis Funar, Toshitake Kohno, , , | Summary: We prove that, except for a few explicit roots of unity, the quantum image of any Johnson subgroup of the mapping class group contains an explicit free non-abelian subgroup. | Search Query: ArXiv Query: search_query=au:”Toshitake Kohno”&id_list=&start=0&max_results=10 Read More


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X-ray Production by V1647 Ori During Optical Outbursts

Kavli Affiliate: David Principe | First 5 Authors: William K. Teets, David A. Weintraub, Nicolas Grosso, David Principe, Joel H. Kastner | Summary: The pre-main sequence star V1647 Ori has recently undergone two optical/near-infrared (OIR) outbursts that are associated with dramatic enhancements in the stellar accretion rate. Our intensive X-ray monitoring of this object affords […]


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On G/N-Hilb of N-Hilb

Kavli Affiliate: Yukari Ito | First 5 Authors: Akira Ishii, Yukari Ito, Álvaro Nolla de Celis, , | Summary: In this paper we consider the iterated G-equivariant Hilbert scheme G/N-Hilb(N-Hilb) and prove that G/N-Hilb(N-Hilb(C^3)) is a crepant resolution of C^3/G isomorphic to the moduli space of theta-stable representations of the McKay quiver for certain stability […]


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Scale-Dependent Growth from a Transition in Dark Energy Dynamics

Kavli Affiliate: Edmund Bertschinger | First 5 Authors: Mustafa A. Amin, Phillip Zukin, Edmund Bertschinger, , | Summary: We investigate the observational consequences of the quintessence field rolling to and oscillating near a minimum in its potential, "if" it happens close to the present epoch (z<0.2). We show that in a class of models, the […]


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Wide-Field InfraRed Survey Telescope (WFIRST) Interim Report

Kavli Affiliate: Paul Schechter | First 5 Authors: James Green, Paul Schechter, Charles Baltay, Rachel Bean, David Bennett | Summary: In December 2010, NASA created a Science Definition Team (SDT) for WFIRST, the Wide Field Infra-Red Survey Telescope, recommended by the Astro 2010 Decadal Survey as the highest priority for a large space mission. The […]


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Lithium Diffusion in Graphitic Carbon

Kavli Affiliate: Kristin Persson | First 5 Authors: Kristin Persson, Vijay A. Sethuraman, Laurence J. Hardwick, Yoyo Hinuma, Ying Shirley Meng | Summary: Graphitic carbon is currently considered the state-of-the-art material for the negative electrode in lithium-ion cells, mainly due to its high reversibility and low operating potential. However, carbon anodes exhibit mediocre charge/discharge rate […]


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