S-folds and 4d N=3 superconformal field theories

Kavli Affiliate: Yuji Tachikawa | First 5 Authors: Ofer Aharony, Yuji Tachikawa, Kiyonori Gomi, , | Summary: S-folds are generalizations of orientifolds in type IIB string theory, such that the geometric identifications are accompanied by non-trivial S-duality transformations. They were recently used by Garcia-Etxebarria and Regalado to provide the first construction of four dimensional N=3 […]


Continue.. S-folds and 4d N=3 superconformal field theories

S-folds and 4d N=3 superconformal field theories

Kavli Affiliate: Yuji Tachikawa | First 5 Authors: Ofer Aharony, Yuji Tachikawa, Kiyonori Gomi, , | Summary: S-folds are generalizations of orientifolds in type IIB string theory, such that the geometric identifications are accompanied by non-trivial S-duality transformations. They were recently used by Garcia-Etxebarria and Regalado to provide the first construction of four dimensional N=3 […]


Continue.. S-folds and 4d N=3 superconformal field theories

Women in physics in the United States: recruitment and retention

Kavli Affiliate: Edmund Bertschinger | First 5 Authors: Nina Abramzon, Patrice Benson, Edmund Bertschinger, Susan Blessing, Geraldine L. Cochran | Summary: Initiatives to increase the number, persistence, and success of women in physics in the US reach pre-teen girls through senior women. Programs exist at both the local and national levels. In addition, researchers have […]


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Towards a mathematical definition of Coulomb branches of $3$-dimensional $mathcal N=4$ gauge theories, II

Kavli Affiliate: Hiraku Nakajima | First 5 Authors: Alexander Braverman, Michael Finkelberg, Hiraku Nakajima, , | Summary: Consider the $3$-dimensional $mathcal N=4$ supersymmetric gauge theory associated with a compact Lie group $G_c$ and its quaternionic representation $mathbf M$. Physicists study its Coulomb branch, which is a noncompact hyper-K"ahler manifold with an $mathrm{SU}(2)$-action, possibly with singularities. […]


Continue.. Towards a mathematical definition of Coulomb branches of $3$-dimensional $mathcal N=4$ gauge theories, II

Ultrastable frequency reference at 1.56 μm using a CO molecular overtone transition with the noise immune cavity-enhanced optical heterodyne molecular spectroscopy method

Kavli Affiliate: Robert Byer | First 5 Authors: Shailendar Saraf, Paul Berceau, Alberto Stochino, Robert Byer, John Lipa | Summary: We report on an ultrastable molecular clock based on the interrogation of the 3{nu} rotational-vibrational combination band at 1563nm of carbon monoxide 12C16O. The laser stabilization scheme is based on frequency modulation (FM) saturation spectroscopy […]


Continue.. Ultrastable frequency reference at 1.56 μm using a CO molecular overtone transition with the noise immune cavity-enhanced optical heterodyne molecular spectroscopy method

Dispersion Distance and the Matter Distribution of the Universe in Dispersion Space

Kavli Affiliate: Kiyoshi Wesley Masui | First 5 Authors: Kiyoshi Wesley Masui, Kris Sigurdson, , , | Summary: We propose that "standard pings", brief broadband radio impulses, can be used to study the three-dimensional clustering of matter in the Universe even in the absence of redshift information. The dispersion of radio waves as they travel […]


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Thirty Meter Telescope International Observatory Detailed Science Case 2024

Kavli Affiliate: Subo Dong | First 5 Authors: Warren Skidmore, Bob Kirshner, David Andersen, Gelys Trancho, Scot Kleinman | Summary: The Thirty Meter Telescope (TMT) International Observatory (TIO) will be a revolutionary leap forward in astronomical observing capabilities, enabling us to address some of the most profound questions about the universe. From unraveling the mysteries […]


Continue.. Thirty Meter Telescope International Observatory Detailed Science Case 2024

Thirty Meter Telescope International Observatory Detailed Science Case 2024

Kavli Affiliate: Subo Dong | First 5 Authors: Warren Skidmore, Bob Kirshner, David Andersen, Gelys Trancho, Scot Kleinman | Summary: The Thirty Meter Telescope (TMT) International Observatory (TIO) will be a revolutionary leap forward in astronomical observing capabilities, enabling us to address some of the most profound questions about the universe. From unraveling the mysteries […]


Continue.. Thirty Meter Telescope International Observatory Detailed Science Case 2024